There are 6 ways to get from Flagstaff to Boulder by plane, bus, bus (Greyhound), train, car, or shuttle
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly from Flagstaff, bus
best- Fly from Flagstaff (FLG) to Denver (DEN)plane FLG - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
7h 2m$100–586Train, bus via Albuquerque
cheapest- Take the train from Flagstaff to Albuquerque Alvarado Transportation Centertrain
- Take the bus from Albuquerque Bus Station to Denver Union Stationbus
- Take the bus from Union Station Gate B17 to Downtown Boulder Stationbus Ff1 / ...
17h 5m$92–215Bus
- Take the bus from Flagstaff Bus Station to Albuquerque Bus Stationbus
- Take the bus from ABQ Alvarado Transportation Center to Denverbus
- Take the bus from Union Station Gate B17 to Broadway & Euclid Avebus Ff1 / ...
16h 13m$132–185Train, bus
- Take the train from Flagstaff to Las Vegas Amtrak Stationtrain
- Take the bus from Las Vegas Transportation Center to Denverbus
- Take the bus from Union Station Gate B17 to Broadway & Regent Drbus Ff1 / ...
16h 48m$125–257Drive 655.9 mi
- Drive from Flagstaff to Bouldercar 655.9 mi
12h 53m$120–173Shuttle to Phoenix, fly, bus
- Take a shuttle bus from Flagstaff Amtrak to Sky Harbor International Airport
- Fly from Phoenix (PHX) to Denver (DEN)plane PHX - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
6h 52m$365–835
Flagstaff to Boulder by bus and foot
Questions & Answers
The cheapest way to get from Flagstaff to Boulder is to train and bus via Albuquerque which costs $90 - $220 and takes 17h 5m.
The fastest way to get from Flagstaff to Boulder is to shuttle and fly and bus which takes 6h 52m and costs $360 - $850.
No, there is no direct bus from Flagstaff station to Boulder. However, there are services departing from Flagstaff Bus Station and arriving at Broadway & Euclid Ave via ABQ Alvarado Transportation Center, 18th St & California St and Union Station Gate B17. The journey, including transfers, takes approximately 16h 13m.
The distance between Flagstaff and Boulder is 556 miles. The road distance is 659.8 miles.
The best way to get from Flagstaff to Boulder without a car is to bus which takes 16h 13m and costs $130 - $190.
It takes approximately 7h 2m to get from Flagstaff to Boulder, including transfers.
Flagstaff to Boulder bus services, operated by Greyhound USA, depart from Flagstaff Bus Station.
Flagstaff to Boulder bus services, operated by Greyhound USA, arrive at Albuquerque Bus Station.
Yes, the driving distance between Flagstaff to Boulder is 660 miles. It takes approximately 12h 53m to drive from Flagstaff to Boulder.
There are 71+ hotels available in Boulder.
What companies run services between Flagstaff, AZ, USA and Boulder, CO, USA?
You can take a bus from Flagstaff Bus Station to Broadway & Euclid Ave via Albuquerque Bus Station, ABQ Alvarado Transportation Center, Denver, 18th St & California St, Union Station Gate B2, and Union Station Gate B17 in around 16h 13m.
- Website
- southwest.com
Flights from Phoenix to Denver
- Ave. Duration
- 1h 46m
- When
- Every day
- Estimated price
- $90–550
- Website
- aa.com
Flights from Flagstaff to Denver via Phoenix
- Ave. Duration
- 5h 34m
- When
- Every day
- Estimated price
- $95–550
Flights from Flagstaff to Denver via Dallas/Ft.Worth
- Ave. Duration
- 8h 25m
- When
- Every day
- Estimated price
- $150–750
Flights from Phoenix to Denver
- Ave. Duration
- 1h 50m
- When
- Every day
- Estimated price
- $90–550
- Website
- united.com
Flights from Phoenix to Denver
- Ave. Duration
- 1h 56m
- When
- Every day
- Estimated price
- $90–550
- Website
- flyfrontier.com
Flights from Phoenix to Denver
- Ave. Duration
- 1h 54m
- When
- Every day
- Estimated price
- $90–550
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Flagstaff to Las Vegas Amtrak Station
- Ave. Duration
- 9h 36m
- Frequency
- Once daily
- Estimated price
- $45–170
- Website
- https://www.amtrak.com/home.html
- Coach Seat - Advance Purchase
- $45–120
- Coach Seat short notice purchase
- $60–170
- Business - advance purchase
- $80–360
- Business Class
- $130–380
Train from Flagstaff to Albuquerque Alvarado Transportation Center
- Ave. Duration
- 5h 53m
- Frequency
- Once daily
- Estimated price
- $45–140
- Website
- https://www.amtrak.com/home.html
- 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
Bus from Union Station Gate B17 to Broadway & Euclid Ave
- Ave. Duration
- 47 min
- Frequency
- Every 20 minutes
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Union Station Gate B17 to Broadway & Regent Dr
- Ave. Duration
- 45 min
- Frequency
- Every 20 minutes
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Bus from Union Station Gate B17 to Downtown Boulder Station
- Ave. Duration
- 56 min
- Frequency
- Every 20 minutes
- Estimated price
- $3
- Website
- https://www.rtd-denver.com/
- Adult
- $3
Rome2Rio's guide to Greyhound USA
Contact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- greyhound.com
Bus from Flagstaff Bus Station to Albuquerque Bus Station
- Ave. Duration
- 6h 35m
- Frequency
- Twice daily
- Estimated price
- $40–70
- Website
- https://www.greyhound.com/
Bus from Albuquerque Bus Station to Denver Union Station
- Ave. Duration
- 9h 5m
- Frequency
- 5 times a week
- Estimated price
- $40–75
- Website
- https://www.greyhound.com/
- Phone
- +1 800-923-1799
- contactus@omexusa.net
- Website
- omnibusexpress.com
Bus from ABQ Alvarado Transportation Center to Denver
- Ave. Duration
- 7h 10m
- Frequency
- Once daily
- Estimated price
- $85–110
- Schedules at
- omnibusexpress.com
Bus from Las Vegas Transportation Center to Denver
- Ave. Duration
- 4h 46m
- Frequency
- 4 times a day
- Estimated price
- $70–90
- Schedules at
- omnibusexpress.com
Shuttle from Flagstaff Amtrak to Sky Harbor International Airport
- Ave. Duration
- 2h 30m
- Frequency
- On demand
- Estimated price
- $182
- Website
- https://airportshuttleofphoenix.com
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