There are 8 ways to get from Cologne to Boulder by plane, bus, or train
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly Cologne Bonn Airport to Denver, bus
best- Fly from Cologne Bonn Airport (CGN) to Denver (DEN)CGN - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
17h 16m$428–1,614Train to Frankfurt, fly to Colorado Springs Airport, bus
cheapest- Take the train from Köln Messe/Deutz Bf to Frankfurt
- Fly from Frankfurt (FRA) to Colorado Springs Airport (COS)FRA - COS
- Take the bus from Colorado Springs Airport to Denver International Airport
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
20h 39m$384–1,364Train to Düsseldorf International Airport, fly to Denver, bus
- Take the train from Koeln Hbf to Duesseldorf Flughafen
- Fly from Düsseldorf International Airport (DUS) to Denver (DEN)DUS - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
16h 33m$463–1,772Train to Frankfurt, fly to Denver, bus
- Take the train from Köln Messe/Deutz Bf to Frankfurt
- Fly from Frankfurt (FRA) to Denver (DEN)FRA - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
14h 56m$514–1,604Train, train to Amsterdam Airport Schiphol, fly to Denver, bus
- Take the train from Köln Hbf to Utrecht Centraal
- Take the train from Utrecht Centraal to Schiphol Airport
- Fly from Amsterdam Airport Schiphol (AMS) to Denver (DEN)AMS - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
18h 53m$443–2,662Train to Brussels Airport, fly to Denver, bus
- Take the train from Koeln Hbf to Brussels-Nord
- Fly from Brussels Airport (BRU) to Denver (DEN)BRU - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
18h 24m$413–1,395Train, train to Luxembourg, fly to Denver, bus
- Take the train from Koeln Sued to Koblenz Hbf
- Take the train from Koblenz Hbf to Luxembourg
- Fly from Luxembourg (LUX) to Denver (DEN)LUX - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
21h 2m$507–1,706Train, train to Paris Charles De Gaulle Airport, fly to Denver, bus
- Take the train from Koeln Hbf to Brussel-Zuid / Bruxelles-Midi
- Take the train from Brussel-Zuid / Bruxelles-Midi to Aeroport Cdg2 Tgv Roissy
- Fly from Paris Charles De Gaulle Airport (CDG) to Denver (DEN)CDG - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
18h 14m$565–1,143
Cologne Bonn Airport (CGN) to Denver (DEN) flights
Questions & Answers
The cheapest way to get from Cologne to Boulder is to train and fly and bus which costs $410 - $1,400 and takes 18h 24m.
The fastest way to get from Cologne to Boulder is to train and fly and bus which takes 14h 56m and costs $500 - $1,600.
The distance between Cologne and Boulder is 5024 miles.
It takes approximately 17h 16m to get from Cologne to Boulder, including transfers.
Boulder is 8h behind Cologne. It is currently 6:18 PM in Cologne and 10:18 AM in Boulder.
There are 147+ hotels available in Boulder.
What companies run services between Cologne, Germany and Boulder, CO, USA?
There is no direct connection from Cologne to Boulder. However, you can take the train to Koeln/Bonn Flughafen, walk to Cologne Bonn Airport (CGN) airport, fly to Denver (DEN), walk to Denver Airport Station Gate 8, then take the bus to Downtown Boulder Station. Alternatively, you can take the train to Duesseldorf Flughafen, walk to D-Flughafen Bf, take the vehicle to D-Flughafen Terminal A/B, walk to Düsseldorf International Airport (DUS) airport, fly to Denver (DEN), walk to Denver Airport Station Gate 8, then take the bus to Downtown Boulder Station.
Transport is disrupted due to the Russia-Ukraine war. Read more
- Website
- united.com
Flights from Cologne Bonn Airport to Denver via Munich
- Ave. Duration
- 13h 25m
- When
- Monday, Friday, and Saturday
- Estimated price
- $500–2,000
Flights from Cologne Bonn Airport to Denver via London Heathrow
- Ave. Duration
- 13h 45m
- When
- Monday to Saturday
- Estimated price
- $420–1,600
Flights from Düsseldorf International Airport to Denver via Frankfurt
- Ave. Duration
- 13h 30m
- When
- Monday, Tuesday, Wednesday, Thursday, Saturday, and Sunday
- Estimated price
- $500–2,000
Flights from Düsseldorf International Airport to Denver via London Heathrow
- Ave. Duration
- 13h 52m
- When
- Every day
- Estimated price
- $450–1,700
Flights from Frankfurt to Denver
- Ave. Duration
- 10h 40m
- When
- Every day
- Estimated price
- $430–2,000
Flights from Frankfurt to Denver via Chicago O'Hare
- Ave. Duration
- 14h 13m
- When
- Every day
- Estimated price
- $440–2,000
Flights from Frankfurt to Denver via Toronto
- Ave. Duration
- 14h 35m
- When
- Monday, Tuesday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $450–1,600
Flights from Amsterdam Airport Schiphol to Denver via Chicago O'Hare
- Ave. Duration
- 14h 5m
- When
- Every day
- Estimated price
- $500–2,000
Flights from Amsterdam Airport Schiphol to Denver via Toronto
- Ave. Duration
- 14h 10m
- When
- Every day
- Estimated price
- $550–2,000
Flights from Brussels Airport to Denver via Chicago O'Hare
- Ave. Duration
- 12h 40m
- When
- Every day
- Estimated price
- $430–1,600
Flights from Brussels Airport to Denver via Washington Dulles
- Ave. Duration
- 13h 55m
- When
- Every day
- Estimated price
- $450–2,000
Flights from Brussels Airport to Denver via Newark
- Ave. Duration
- 14h 51m
- When
- Saturday
- Estimated price
- $450–1,600
Flights from Brussels Airport to Denver via Toronto
- Ave. Duration
- 15h
- When
- Monday, Tuesday, and Saturday
- Estimated price
- $430–1,600
Flights from Brussels Airport to Denver via Montreal
- Ave. Duration
- 17h 55m
- When
- Every day
- Estimated price
- $430–1,600
Flights from Luxembourg to Denver via Frankfurt
- Ave. Duration
- 15h 35m
- When
- Sunday
- Estimated price
- $490–1,900
Flights from Frankfurt to Colorado Springs Airport via Denver
- Ave. Duration
- 13h 18m
- When
- Every day
- Estimated price
- $310–1,200
Flights from Frankfurt to Colorado Springs Airport via Houston
- Ave. Duration
- 15h 48m
- When
- Monday, Friday, Saturday, and Sunday
- Estimated price
- $360–1,300
Flights from Frankfurt to Colorado Springs Airport via Chicago O'Hare
- Ave. Duration
- 16h 57m
- When
- Every day
- Estimated price
- $320–1,200
Flights from Paris Charles De Gaulle Airport to Denver via Chicago O'Hare
- Ave. Duration
- 13h 50m
- When
- Every day
- Estimated price
- $450–1,700
Flights from Paris Charles De Gaulle Airport to Denver via Montreal
- Ave. Duration
- 13h 55m
- When
- Every day
- Estimated price
- $450–1,700
- Website
- aircanada.com
Flights from Cologne Bonn Airport to Denver via London Heathrow
- Ave. Duration
- 13h 45m
- When
- Monday to Saturday
- Estimated price
- $420–1,600
Flights from Düsseldorf International Airport to Denver via London Heathrow
- Ave. Duration
- 13h 52m
- When
- Every day
- Estimated price
- $450–1,700
Flights from Frankfurt to Denver
- Ave. Duration
- 10h 30m
- When
- Every day
- Estimated price
- $430–1,600
Flights from Frankfurt to Denver via Chicago O'Hare
- Ave. Duration
- 14h 13m
- When
- Every day
- Estimated price
- $440–2,000
Flights from Frankfurt to Denver via Toronto
- Ave. Duration
- 14h 35m
- When
- Monday, Tuesday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $450–1,600
Flights from Amsterdam Airport Schiphol to Denver via Chicago O'Hare
- Ave. Duration
- 14h 5m
- When
- Every day
- Estimated price
- $500–2,000
Flights from Amsterdam Airport Schiphol to Denver via Toronto
- Ave. Duration
- 14h 10m
- When
- Every day
- Estimated price
- $550–2,000
Flights from Brussels Airport to Denver via Chicago O'Hare
- Ave. Duration
- 12h 40m
- When
- Every day
- Estimated price
- $430–1,600
Flights from Brussels Airport to Denver via Toronto
- Ave. Duration
- 15h
- When
- Monday, Tuesday, and Saturday
- Estimated price
- $430–1,600
Flights from Brussels Airport to Denver via Montreal
- Ave. Duration
- 17h 55m
- When
- Every day
- Estimated price
- $430–1,600
Flights from Frankfurt to Colorado Springs Airport via Denver
- Ave. Duration
- 13h 18m
- When
- Every day
- Estimated price
- $310–1,200
Flights from Paris Charles De Gaulle Airport to Denver via Chicago O'Hare
- Ave. Duration
- 13h 50m
- When
- Every day
- Estimated price
- $450–1,700
Flights from Paris Charles De Gaulle Airport to Denver via Montreal
- Ave. Duration
- 13h 55m
- When
- Every day
- Estimated price
- $450–1,700
- Website
- delta.com
Flights from Düsseldorf International Airport to Denver via Paris Charles De Gaulle Airport
- Ave. Duration
- 12h 10m
- When
- Tuesday, Friday, and Saturday
- Estimated price
- $460–1,700
Flights from Frankfurt to Denver via Detroit
- Ave. Duration
- 14h 45m
- When
- Monday, Wednesday, Friday, and Saturday
- Estimated price
- $450–1,600
Flights from Amsterdam Airport Schiphol to Denver via Minneapolis
- Ave. Duration
- 14h 20m
- When
- Every day
- Estimated price
- $500–1,900
Flights from Amsterdam Airport Schiphol to Denver via Salt Lake City
- Ave. Duration
- 13h 35m
- When
- Every day
- Estimated price
- $550–2,100
Flights from Amsterdam Airport Schiphol to Denver via Detroit
- Ave. Duration
- 15h 20m
- When
- Every day
- Estimated price
- $550–2,000
Flights from Brussels Airport to Denver via Atlanta
- Ave. Duration
- 14h 52m
- When
- Monday, Tuesday, Thursday, and Saturday
- Estimated price
- $470–1,700
Flights from Brussels Airport to Denver via New York JFK
- Ave. Duration
- 15h 47m
- When
- Monday, Tuesday, and Thursday
- Estimated price
- $450–1,600
Flights from Luxembourg to Denver via Amsterdam Airport Schiphol, Minneapolis
- Ave. Duration
- 17h 39m
- When
- Monday, Wednesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $440–1,600
Flights from Frankfurt to Colorado Springs Airport via Atlanta
- Ave. Duration
- 18h 50m
- When
- Monday, Wednesday, Saturday, and Sunday
- Estimated price
- $350–1,300
Flights from Paris Charles De Gaulle Airport to Denver
- Ave. Duration
- 10h
- When
- Tuesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $440–1,600
Flights from Paris Charles De Gaulle Airport to Denver via Minneapolis
- Ave. Duration
- 12h 45m
- When
- Every day
- Estimated price
- $440–1,600
Flights from Paris Charles De Gaulle Airport to Denver via Detroit
- Ave. Duration
- 14h 55m
- When
- Every day
- Estimated price
- $460–1,700
- Website
- klm.com
Flights from Frankfurt to Denver via Detroit
- Ave. Duration
- 14h 45m
- When
- Monday, Wednesday, Friday, and Saturday
- Estimated price
- $450–1,600
Flights from Amsterdam Airport Schiphol to Denver via Minneapolis
- Ave. Duration
- 14h 20m
- When
- Every day
- Estimated price
- $500–1,900
Flights from Amsterdam Airport Schiphol to Denver via Salt Lake City
- Ave. Duration
- 13h 43m
- When
- Every day
- Estimated price
- $550–2,100
Flights from Amsterdam Airport Schiphol to Denver via Detroit
- Ave. Duration
- 15h 20m
- When
- Every day
- Estimated price
- $550–2,000
Flights from Brussels Airport to Denver via Atlanta
- Ave. Duration
- 14h 52m
- When
- Monday, Tuesday, Thursday, and Saturday
- Estimated price
- $470–1,700
Flights from Brussels Airport to Denver via New York JFK
- Ave. Duration
- 15h 47m
- When
- Monday, Tuesday, and Thursday
- Estimated price
- $450–1,600
Flights from Luxembourg to Denver via Amsterdam Airport Schiphol, Minneapolis
- Ave. Duration
- 17h 39m
- When
- Monday, Wednesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $440–1,600
Flights from Frankfurt to Colorado Springs Airport via Atlanta
- Ave. Duration
- 18h 50m
- When
- Monday, Wednesday, Saturday, and Sunday
- Estimated price
- $350–1,300
Flights from Paris Charles De Gaulle Airport to Denver
- Ave. Duration
- 10h
- When
- Tuesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $440–1,600
Flights from Paris Charles De Gaulle Airport to Denver via Minneapolis
- Ave. Duration
- 12h 45m
- When
- Every day
- Estimated price
- $440–1,600
Flights from Paris Charles De Gaulle Airport to Denver via Detroit
- Ave. Duration
- 14h 55m
- When
- Every day
- Estimated price
- $460–1,700
- Website
- airfrance.com
Flights from Düsseldorf International Airport to Denver via Paris Charles De Gaulle Airport
- Ave. Duration
- 12h 10m
- When
- Tuesday, Friday, and Saturday
- Estimated price
- $460–1,700
Flights from Frankfurt to Denver via Detroit
- Ave. Duration
- 14h 45m
- When
- Monday, Wednesday, Friday, and Saturday
- Estimated price
- $450–1,600
Flights from Amsterdam Airport Schiphol to Denver via Minneapolis
- Ave. Duration
- 13h 19m
- When
- Every day
- Estimated price
- $500–1,900
Flights from Amsterdam Airport Schiphol to Denver via Salt Lake City
- Ave. Duration
- 13h 28m
- When
- Friday and Sunday
- Estimated price
- $550–2,100
Flights from Amsterdam Airport Schiphol to Denver via Detroit
- Ave. Duration
- 15h 20m
- When
- Every day
- Estimated price
- $550–2,000
Flights from Brussels Airport to Denver via Atlanta
- Ave. Duration
- 14h 52m
- When
- Monday, Tuesday, Thursday, and Saturday
- Estimated price
- $470–1,700
Flights from Brussels Airport to Denver via New York JFK
- Ave. Duration
- 15h 47m
- When
- Monday, Tuesday, and Thursday
- Estimated price
- $450–1,600
Flights from Luxembourg to Denver via Paris Charles De Gaulle Airport
- Ave. Duration
- 12h 35m
- When
- Tuesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $440–1,600
Flights from Frankfurt to Colorado Springs Airport via Atlanta
- Ave. Duration
- 18h 50m
- When
- Monday, Wednesday, Saturday, and Sunday
- Estimated price
- $350–1,300
Flights from Paris Charles De Gaulle Airport to Denver
- Ave. Duration
- 10h
- When
- Tuesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $440–1,600
Flights from Paris Charles De Gaulle Airport to Denver via Minneapolis
- Ave. Duration
- 13h 9m
- When
- Every day
- Estimated price
- $440–1,600
Flights from Paris Charles De Gaulle Airport to Denver via Detroit
- Ave. Duration
- 14h 55m
- When
- Every day
- Estimated price
- $460–1,700
- Website
- lufthansa.com
Flights from Cologne Bonn Airport to Denver via Munich
- Ave. Duration
- 13h 32m
- When
- Monday, Wednesday, Friday, and Saturday
- Estimated price
- $460–2,000
Flights from Düsseldorf International Airport to Denver via Frankfurt
- Ave. Duration
- 13h 30m
- When
- Monday, Tuesday, Wednesday, Thursday, Saturday, and Sunday
- Estimated price
- $500–2,000
Flights from Düsseldorf International Airport to Denver via London Heathrow
- Ave. Duration
- 13h 52m
- When
- Every day
- Estimated price
- $450–1,700
Flights from Frankfurt to Denver
- Ave. Duration
- 10h 40m
- When
- Every day
- Estimated price
- $430–2,000
Flights from Luxembourg to Denver via Frankfurt
- Ave. Duration
- 15h 35m
- When
- Sunday
- Estimated price
- $490–1,900
Flights from Frankfurt to Colorado Springs Airport via Chicago O'Hare
- Ave. Duration
- 16h 57m
- When
- Every day
- Estimated price
- $320–1,200
- Website
- britishairways.com
Flights from Cologne Bonn Airport to Denver via London Heathrow
- Ave. Duration
- 14h 50m
- When
- Monday to Saturday
- Estimated price
- $420–2,000
Flights from Düsseldorf International Airport to Denver via London Heathrow
- Ave. Duration
- 12h 52m
- When
- Every day
- Estimated price
- $450–2,100
Flights from Amsterdam Airport Schiphol to Denver via Dallas/Ft.Worth
- Ave. Duration
- 13h 46m
- When
- Every day
- Estimated price
- $600–2,200
Flights from Luxembourg to Denver via London Heathrow
- Ave. Duration
- 13h 15m
- When
- Monday to Saturday
- Estimated price
- $440–2,000
Flights from Luxembourg to Denver via Dublin
- Ave. Duration
- 13h 24m
- When
- Sunday
- Estimated price
- $500–2,200
Flights from Frankfurt to Colorado Springs Airport via Dallas/Ft.Worth
- Ave. Duration
- 15h 22m
- When
- Monday, Tuesday, Wednesday, and Friday
- Estimated price
- $340–1,500
Flights from Paris Charles De Gaulle Airport to Denver via Chicago O'Hare
- Ave. Duration
- 15h 40m
- When
- Every day
- Estimated price
- $450–1,700
- Website
- aa.com
Flights from Cologne Bonn Airport to Denver via London Heathrow
- Ave. Duration
- 14h 50m
- When
- Monday to Saturday
- Estimated price
- $420–2,000
Flights from Düsseldorf International Airport to Denver via London Heathrow
- Ave. Duration
- 12h 52m
- When
- Every day
- Estimated price
- $450–2,100
Flights from Amsterdam Airport Schiphol to Denver via Dallas/Ft.Worth
- Ave. Duration
- 13h 46m
- When
- Every day
- Estimated price
- $600–2,200
Flights from Luxembourg to Denver via London Heathrow
- Ave. Duration
- 13h 15m
- When
- Monday to Saturday
- Estimated price
- $440–2,000
Flights from Luxembourg to Denver via Dublin
- Ave. Duration
- 13h 24m
- When
- Sunday
- Estimated price
- $500–2,200
Flights from Frankfurt to Colorado Springs Airport via Dallas/Ft.Worth
- Ave. Duration
- 15h 22m
- When
- Monday, Tuesday, Wednesday, and Friday
- Estimated price
- $340–1,500
Flights from Paris Charles De Gaulle Airport to Denver via Chicago O'Hare
- Ave. Duration
- 15h 40m
- When
- Every day
- Estimated price
- $450–1,700
- Website
- aerlingus.com
Flights from Cologne Bonn Airport to Denver via London Heathrow
- Ave. Duration
- 14h 50m
- When
- Monday to Saturday
- Estimated price
- $420–2,000
Flights from Düsseldorf International Airport to Denver via Dublin
- Ave. Duration
- 15h 29m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $550–2,300
Flights from Düsseldorf International Airport to Denver via London Heathrow
- Ave. Duration
- 12h 20m
- When
- Every day
- Estimated price
- $450–2,100
Flights from Luxembourg to Denver via Dublin
- Ave. Duration
- 13h 24m
- When
- Sunday
- Estimated price
- $500–2,200
- Website
- swiss.com
Flights from Cologne Bonn Airport to Denver via Zurich
- Ave. Duration
- 17h 30m
- When
- Monday, Wednesday, and Friday
- Estimated price
- $460–1,700
Flights from Düsseldorf International Airport to Denver via London Heathrow
- Ave. Duration
- 12h 20m
- When
- Every day
- Estimated price
- $450–1,700
Flights from Luxembourg to Denver via Zurich
- Ave. Duration
- 14h 15m
- When
- Monday, Wednesday, Friday, and Sunday
- Estimated price
- $470–1,700
- Website
- icelandair.com
Flights from Brussels Airport to Denver via Reykjavik Keflavik Nas
- Ave. Duration
- 13h 15m
- When
- Thursday, Friday, and Sunday
- Estimated price
- $490–1,500
- Website
- southwest.com
Flights from Frankfurt to Colorado Springs Airport via Las Vegas
- Ave. Duration
- 16h 5m
- When
- Wednesday
- Estimated price
- $480–900
- Phone
- 0221 13 999 444
- Website
- nationalexpress.de
Train from Koeln Hbf to Duesseldorf Flughafen
- Ave. Duration
- 38 min
- Frequency
- Every 20 minutes
- Estimated price
- $11–17
- Schedules at
- nationalexpress.de
Train from Koeln Sued to Koblenz Hbf
- Ave. Duration
- 1h 3m
- Frequency
- Hourly
- Estimated price
- $19–27
- Schedules at
- nationalexpress.de
- Phone
- +49 30 311 682904
- Website
- bahn.de
Train from Koeln Hbf to Duesseldorf Flughafen
- Ave. Duration
- 31 min
- Frequency
- 4 times a day
- Estimated price
- $8–28
- Website
- https://int.bahn.de/en
Train from Köln Messe/Deutz Bf to Frankfurt
- Ave. Duration
- 49 min
- Frequency
- Hourly
- Estimated price
- $30–95
- Website
- https://int.bahn.de/en
Train from Koeln Hbf to Brussels-Nord
- Ave. Duration
- 1h 43m
- Frequency
- Every 3 hours
- Estimated price
- $30–85
- Website
- https://int.bahn.de/en
Train from Koeln Sued to Koblenz Hbf
- Ave. Duration
- 57 min
- Frequency
- Twice daily
- Estimated price
- $33
- Website
- https://int.bahn.de/en
Train from Koeln Hbf to Brussel-Zuid / Bruxelles-Midi
- Ave. Duration
- 1h 52m
- Frequency
- Every 4 hours
- Estimated price
- $35–85
- Website
- https://int.bahn.de/en
- Phone
- +44 343 218 6186
- Website
- eurostar.com
Train from Koeln Hbf to Duesseldorf Flughafen
- Ave. Duration
- 32 min
- Frequency
- 6 times a week
- Estimated price
- $29–65
- Website
- https://www.eurostar.com/rw-en
- Standard
- $29–45
- Comfort
- $30–45
- Premium
- $50–65
Train from Koeln Hbf to Brussel-Zuid / Bruxelles-Midi
- Ave. Duration
- 1h 52m
- Frequency
- 5 times a day
- Estimated price
- $40–110
- Website
- https://www.eurostar.com/rw-en
Train from Brussel-Zuid / Bruxelles-Midi to Aeroport Cdg2 Tgv Roissy
- Ave. Duration
- 1h 15m
- Frequency
- 4 times a week
- Estimated price
- $50–130
- Website
- https://www.eurostar.com/rw-en
- Phone
- +31 30 751 5155
- Website
- ns.nl
Train from Köln Messe/Deutz Bf to Frankfurt
- Ave. Duration
- 59 min
- Frequency
- Every 4 hours
- Estimated price
- $30–110
- Website
- https://www.ns.nl/en
- 2nd Class
- $30–50
- 1st Class
- $60–110
Train from Köln Hbf to Utrecht Centraal
- Ave. Duration
- 2h 10m
- Frequency
- Every 3 hours
- Estimated price
- $40–140
- Website
- https://www.ns.nl/en
- 2nd Class
- $40–60
- 1st Class
- $80–140
Train from Utrecht Centraal to Schiphol Airport
- Ave. Duration
- 31 min
- Frequency
- Every 15 minutes
- Estimated price
- $10–27
- Website
- https://www.ns.nl/en
- 2nd Class
- $10–15
- 1st Class
- $16–27
- Phone
- 0800-0232 545
- Website
- arriva.nl
Train from Utrecht Centraal to Schiphol Airport
- Ave. Duration
- 42 min
- Frequency
- Once a week
- Estimated price
- $12–13
- Website
- https://www.arriva.nl
- 2nd Class
- $12–13
- Phone
- +49-261-98887070
- service@trans-regio.de
- Website
- mittelrheinbahn.de
Train from Koeln Sued to Koblenz Hbf
- Ave. Duration
- 1h 22m
- Frequency
- Hourly
- Estimated price
- $19–27
- Schedules at
- mittelrheinbahn.de
- Phone
- +49 30 2970
- Website
- bahn.de
Train from Koeln Sued to Koblenz Hbf
- Ave. Duration
- 1h 41m
- Frequency
- Every 2 hours
- Estimated price
- $18–26
- Website
- https://int.bahn.de/en
- Phone
- +352 24 89 24 89
- Website
- cfl.lu
Train from Koblenz Hbf to Luxembourg
- Ave. Duration
- 2h 17m
- Frequency
- Every 2 hours
- Estimated price
- $45–70
- Website
- https://www.cfl.lu/en-gb
- 1st Class
- $45–70
- Phone
- +33 1 84 94 36 35
- Website
- sncf-connect.com
Train from Brussel-Zuid / Bruxelles-Midi to Aeroport Cdg2 Tgv Roissy
- Ave. Duration
- 1h 45m
- Frequency
- Every 3 hours
- Estimated price
- $45–110
- Website
- https://www.sncf-connect.com/en-en
- Phone
- +1 303-299-6000
- Website
- rtd-denver.com
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 7m
- Frequency
- Hourly
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
- Phone
- +1 719-687-3456
- Website
- groometransportation.com
Bus from Colorado Springs Airport to Denver International Airport
- Ave. Duration
- 2h 25m
- Frequency
- Hourly
- Estimated price
- $40–60
- Website
- https://groometransportation.com/colorado-springs/
Want to know more about travelling around United States
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
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