There are 6 ways to get from Belfast to Boulder by bus, plane, car, 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.
Bus to Dublin Airport, fly to Denver, bus
best- Take the bus from Grand Central Station Durham Street to Dublin Airport Terminal 2 Zone 20
- Fly from Dublin Airport (DUB) to Denver (DEN)DUB - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
15h 6m$410–889Bus to Dublin Airport, fly to Cheyenne Airport, drive
cheapest- Take the bus from Grand Central Station Durham Street to Dublin Airport Terminal 2 Zone 20
- Fly from Dublin Airport (DUB) to Cheyenne Airport (CYS)DUB - CYS
- Drive from Cheyenne-Airport-CYS to Boulder
18h 58m$284–961Fly George Best Belfast City Airport to Denver, bus
- Fly from George Best Belfast City Airport (BHD) to Denver (DEN)BHD - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
16h 17m$496–1,806Train to City Of Derry Airport, fly to Denver, bus
- Take the train from Lanyon Place to Coleraine
- Fly from City Of Derry Airport (LDY) to Denver (DEN)LDY - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
21h 36m$668–2,424Fly Belfast International Airport to Denver, bus
- Fly from Belfast International Airport (BFS) to Denver (DEN)BFS - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Station
18h 47m$355–1,319Bus to Dublin Airport, fly to Colorado Springs Airport, bus
- Take the bus from Grand Central Station Durham Street to Dublin Airport Terminal 2 Zone 20
- Fly from Dublin Airport (DUB) to Colorado Springs Airport (COS)DUB - 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 2m$300–999
Dublin Airport (DUB) to Denver (DEN) flights
Questions & Answers
The cheapest way to get from Belfast to Boulder is to bus and fly which costs $410 - $900 and takes 15h 6m.
The fastest way to get from Belfast to Boulder is to bus and fly which takes 15h 6m and costs $410 - $900.
The distance between Belfast and Boulder is 4550 miles.
It takes approximately 15h 6m to get from Belfast to Boulder, including transfers.
Boulder is 7h behind Belfast. It is currently 2:08 AM in Belfast and 7:08 PM in Boulder.
There are 147+ hotels available in Boulder.
What companies run services between Belfast, Northern Ireland and Boulder, CO, USA?
There is no direct connection from Belfast to Boulder. However, you can take the bus to Dublin Airport Terminal 2 Zone 20, walk to Dublin Airport (DUB) 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 line 600 bus to George Best Belfast City Airport, walk to George Best Belfast City Airport (BHD) 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 Dublin Airport to Denver via Chicago O'Hare
- Ave. Duration
- 12h 50m
- When
- Every day
- Estimated price
- $330–1,200
Flights from Dublin Airport to Denver via Toronto
- Ave. Duration
- 14h 40m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $330–1,200
Flights from George Best Belfast City Airport to Denver via London Heathrow
- Ave. Duration
- 12h 40m
- When
- Monday, Wednesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $490–1,800
Flights from Dublin Airport to Cheyenne Airport via Denver
- Ave. Duration
- 13h 27m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $280–1,200
Flights from Dublin Airport to Cheyenne Airport via Chicago O'Hare, Denver
- Ave. Duration
- 18h 12m
- When
- Monday, Tuesday, Wednesday, Friday, and Sunday
- Estimated price
- $240–900
Flights from Dublin Airport to Cheyenne Airport via Montreal, Denver
- Ave. Duration
- 19h 32m
- When
- Monday, Tuesday, Thursday, and Saturday
- Estimated price
- $240–900
Flights from Dublin Airport to Cheyenne Airport via Toronto, Denver
- Ave. Duration
- 18h 7m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $240–1,100
Flights from Dublin Airport to Cheyenne Airport via Reykjavik Keflavik Nas, Denver
- Ave. Duration
- 17h 22m
- When
- Every day
- Estimated price
- $270–900
Flights from Dublin Airport to Cheyenne Airport via Detroit, Denver
- Ave. Duration
- 18h 52m
- When
- Every day
- Estimated price
- $240–900
Flights from City Of Derry Airport to Denver via London Heathrow
- Ave. Duration
- 14h 55m
- When
- Every day
- Estimated price
- $650–2,400
Flights from Belfast International Airport to Denver via Manchester, Toronto
- Ave. Duration
- 16h 35m
- When
- Friday and Sunday
- Estimated price
- $350–1,300
Flights from Belfast International Airport to Denver via Edinburgh, Toronto
- Ave. Duration
- 16h 40m
- When
- Friday
- Estimated price
- $340–1,300
Flights from Belfast International Airport to Denver via Edinburgh, Calgary
- Ave. Duration
- 15h 25m
- When
- Saturday
- Estimated price
- $410–1,600
Flights from Dublin Airport to Colorado Springs Airport via Chicago O'Hare
- Ave. Duration
- 15h 47m
- When
- Every day
- Estimated price
- $230–1,200
Flights from Dublin Airport to Colorado Springs Airport via Denver
- Ave. Duration
- 11h 35m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $280–1,200
- Website
- aircanada.com
Flights from Dublin Airport to Denver via Chicago O'Hare
- Ave. Duration
- 12h 50m
- When
- Every day
- Estimated price
- $330–1,200
Flights from Dublin Airport to Denver via Toronto
- Ave. Duration
- 14h 40m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $330–1,200
Flights from George Best Belfast City Airport to Denver via London Heathrow
- Ave. Duration
- 12h 40m
- When
- Monday, Wednesday, Thursday, Friday, Saturday, and Sunday
- Estimated price
- $490–1,800
Flights from City Of Derry Airport to Denver via London Heathrow
- Ave. Duration
- 14h 55m
- When
- Every day
- Estimated price
- $650–2,400
Flights from Belfast International Airport to Denver via Manchester, Toronto
- Ave. Duration
- 16h 35m
- When
- Friday and Sunday
- Estimated price
- $350–1,300
Flights from Belfast International Airport to Denver via Edinburgh, Toronto
- Ave. Duration
- 16h 40m
- When
- Friday
- Estimated price
- $340–1,300
Flights from Belfast International Airport to Denver via Edinburgh, Calgary
- Ave. Duration
- 15h 25m
- When
- Saturday
- Estimated price
- $410–1,600
Flights from Dublin Airport to Colorado Springs Airport via Denver
- Ave. Duration
- 11h 35m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $280–1,200
- Website
- aa.com
Flights from Dublin Airport to Denver
- Ave. Duration
- 9h 34m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $390–1,700
Flights from Dublin Airport to Denver via Chicago O'Hare
- Ave. Duration
- 13h 57m
- When
- Every day
- Estimated price
- $330–1,700
Flights from George Best Belfast City Airport to Denver via London Heathrow
- Ave. Duration
- 12h 30m
- When
- Tuesday, Thursday, and Sunday
- Estimated price
- $490–2,300
Flights from Dublin Airport to Colorado Springs Airport via Dallas/Ft.Worth
- Ave. Duration
- 14h 32m
- When
- Monday, Friday, Saturday, and Sunday
- Estimated price
- $260–950
- Website
- britishairways.com
Flights from Dublin Airport to Denver
- Ave. Duration
- 9h 34m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $390–1,700
Flights from Dublin Airport to Denver via Chicago O'Hare
- Ave. Duration
- 15h 35m
- When
- Every day
- Estimated price
- $330–1,200
Flights from George Best Belfast City Airport to Denver via London Heathrow
- Ave. Duration
- 12h 30m
- When
- Tuesday, Thursday, and Sunday
- Estimated price
- $490–2,300
Flights from City Of Derry Airport to Denver via London Heathrow
- Ave. Duration
- 16h
- When
- Every day
- Estimated price
- $650–3,000
Flights from Dublin Airport to Colorado Springs Airport via Dallas/Ft.Worth
- Ave. Duration
- 14h 32m
- When
- Monday, Friday, Saturday, and Sunday
- Estimated price
- $260–950
- Website
- delta.com
Flights from Dublin Airport to Denver via Minneapolis
- Ave. Duration
- 12h 54m
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- $320–1,200
Flights from Dublin Airport to Denver via Detroit
- Ave. Duration
- 14h 25m
- When
- Every day
- Estimated price
- $330–1,200
Flights from George Best Belfast City Airport to Denver via Amsterdam Schiphol, Minneapolis
- Ave. Duration
- 16h 9m
- When
- Every day
- Estimated price
- $500–1,900
Flights from Belfast International Airport to Denver via Paris Charles de Gaulle
- Ave. Duration
- 15h 55m
- When
- Sunday
- Estimated price
- $390–1,400
Flights from Dublin Airport to Colorado Springs Airport via Atlanta
- Ave. Duration
- 17h 55m
- When
- Monday, Wednesday, and Sunday
- Estimated price
- $260–950
- Website
- klm.com
Flights from Dublin Airport to Denver via Minneapolis
- Ave. Duration
- 12h 54m
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- $320–1,200
Flights from Dublin Airport to Denver via Detroit
- Ave. Duration
- 14h 25m
- When
- Every day
- Estimated price
- $330–1,200
Flights from George Best Belfast City Airport to Denver via Amsterdam Schiphol, Minneapolis
- Ave. Duration
- 16h 9m
- When
- Every day
- Estimated price
- $500–1,900
Flights from Belfast International Airport to Denver via Paris Charles de Gaulle
- Ave. Duration
- 15h 55m
- When
- Sunday
- Estimated price
- $390–1,400
Flights from Dublin Airport to Colorado Springs Airport via Atlanta
- Ave. Duration
- 17h 55m
- When
- Monday, Wednesday, and Sunday
- Estimated price
- $260–950
- Website
- airfrance.com
Flights from Dublin Airport to Denver via Minneapolis
- Ave. Duration
- 12h 54m
- When
- Tuesday, Thursday, and Saturday
- Estimated price
- $320–1,200
Flights from Dublin Airport to Denver via Detroit
- Ave. Duration
- 14h 25m
- When
- Every day
- Estimated price
- $330–1,200
Flights from Belfast International Airport to Denver via Paris Charles de Gaulle
- Ave. Duration
- 15h 55m
- When
- Sunday
- Estimated price
- $390–1,400
Flights from Dublin Airport to Colorado Springs Airport via Atlanta
- Ave. Duration
- 17h 55m
- When
- Monday, Wednesday, and Sunday
- Estimated price
- $260–950
- Website
- aerlingus.com
Flights from Dublin Airport to Denver
- Ave. Duration
- 9h 34m
- When
- Monday, Wednesday, Friday, Saturday, and Sunday
- Estimated price
- $390–1,700
Flights from Dublin Airport to Denver via Chicago O'Hare
- Ave. Duration
- 15h 35m
- When
- Every day
- Estimated price
- $330–1,200
- Website
- icelandair.com
Flights from City Of Derry Airport to Denver via Manchester, Reykjavik Keflavik Nas
- Ave. Duration
- 17h 35m
- When
- Monday, Friday, and Saturday
- Estimated price
- $700–2,300
Flights from Belfast International Airport to Denver via Glasgow, Reykjavik Keflavik Nas
- Ave. Duration
- 14h 30m
- When
- Friday
- Estimated price
- $380–1,300
- Website
- southwest.com
Flights from Dublin Airport to Colorado Springs Airport via Las Vegas
- Ave. Duration
- 14h 10m
- When
- Tuesday and Thursday
- Estimated price
- $340–1,400
- Phone
- +44 28 9066 6630
- Website
- translink.co.uk
Train from Lanyon Place to Coleraine
- Ave. Duration
- 1h 20m
- Frequency
- Hourly
- Estimated price
- $15–22
- Website
- https://www.translink.co.uk/
- Phone
- 08717 81 81 81
- Website
- nationalexpress.com
Bus from Grand Central Station Durham Street to Dublin Airport Terminal 2 Zone 20
- Ave. Duration
- 1h 50m
- Frequency
- Hourly
- Estimated price
- $26–40
- Website
- https://www.nationalexpress.com/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/
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