There are 6 ways to get from St. George 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 St. George Regional to Denver, bus
best- Fly from St. George Regional (SGU) to Denver (DEN)plane SGU - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
4h 58m$92–416Bus
- Take the bus from St George Bluff St Office to Cedar City - Sunocobus
- Take the bus from Cedar City to Denver Union Stationbus
- Take the bus from Union Station Gate B18 to Broadway & Euclid Avebus Ff2 / ...
16h 18m$100–211Bus, train
- Take the bus from St. George to 300 S / 600 E - Provobus
- Take the train from Provo Central Station to Salt Lake Central Stationtrain 750
- Take the train from Salt Lake City to Denvertrain
- Take the bus from Union Station Gate B18 to Broadway & Regent Drbus Ff2 / ...
22h 52m$217–435Drive 636.6 mi
- Drive from St. George to Bouldercar 636.6 mi
10h 1m$117–168Fly St. George Regional to Cheyenne Airport, drive
- Fly from St. George Regional (SGU) to Cheyenne Airport (CYS)plane SGU - CYS
- Drive from Cheyenne-Airport-CYS to Bouldercar
7h 36m$105–438Shuttle to Harry Reid International Airport, fly to Denver, bus
- Take a shuttle bus from St. George, UT-1275 East Red Hills Parkway to Harry Reid International
- Fly from Harry Reid International Airport (LAS) to Denver (DEN)plane LAS - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
6h 37m$139–332
St. George to Boulder by bus and train
Questions & Answers
The cheapest way to get from St. George to Boulder is to bus which costs $100 - $220 and takes 16h 18m.
The fastest way to get from St. George to Boulder is to fly and bus which takes 4h 58m and costs $90 - $420.
No, there is no direct bus from St. George to Boulder. However, there are services departing from St George Bluff St Office and arriving at Broadway & Euclid Ave via Cedar City and Union Station Gate B18. The journey, including transfers, takes approximately 16h 18m.
The distance between St. George and Boulder is 574 miles. The road distance is 640.3 miles.
The best way to get from St. George to Boulder without a car is to bus which takes 16h 18m and costs $100 - $220.
It takes approximately 4h 58m to get from St. George to Boulder, including transfers.
St. George to Boulder bus services, operated by Salt Lake Express, depart from St George Bluff St Office station.
St. George to Boulder bus services, operated by Salt Lake Express, arrive at Cedar City - Sunoco station.
Yes, the driving distance between St. George to Boulder is 640 miles. It takes approximately 10h 1m to drive from St. George to Boulder.
There are 176+ hotels available in Boulder.
What companies run services between St. George, UT, USA and Boulder, CO, USA?
You can take a bus from St George Bluff St Office to Broadway & Euclid Ave via Cedar City - Sunoco, Cedar City, Denver Union Station, and Union Station Gate B18 in around 16h 18m.
- Website
- southwest.com
Flights from Harry Reid International Airport to Denver
- Ave. Duration
- 1h 55m
- When
- Every day
- Estimated price
- $65–360
- Website
- united.com
Flights from St. George Regional to Denver
- Ave. Duration
- 1h 56m
- When
- Every day
- Estimated price
- $65–380
Flights from St. George Regional to Cheyenne Airport via Denver
- Ave. Duration
- 6h 57m
- When
- Every day
- Estimated price
- $65–380
Flights from Harry Reid International Airport to Denver
- Ave. Duration
- 2h 6m
- When
- Every day
- Estimated price
- $65–360
- Website
- flyfrontier.com
Flights from Harry Reid International Airport to Denver
- Ave. Duration
- 2h 3m
- When
- Every day
- Estimated price
- $95–240
- Website
- delta.com
Flights from St. George Regional to Denver via Salt Lake City
- Ave. Duration
- 3h 46m
- When
- Every day
- Estimated price
- $75–410
- Website
- aa.com
Flights from St. George Regional to Denver via Phoenix
- Ave. Duration
- 4h 26m
- When
- Every day
- Estimated price
- $90–460
- Phone
- +1 801-743-3882
- rideuta@rideuta.com
- Website
- rideuta.com
Train from Provo Central Station to Salt Lake Central Station
- Ave. Duration
- 1h 9m
- Frequency
- Hourly
- Estimated price
- $2–7
- Schedules at
- rideuta.com
- Adult - full fare
- $2–7
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- Amtrak
Train from Salt Lake City to Denver
- Ave. Duration
- 15h 7m
- Frequency
- Once daily
- Estimated price
- $150–340
- Website
- Amtrak
- Phone
- +1 303-299-6000
- Website
- RTD
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 7m
- Frequency
- Hourly
- Estimated price
- $3
- Website
- RTD
- Adult
- $3
Bus from Union Station Gate B18 to Broadway & Euclid Ave
- Ave. Duration
- 47 min
- Frequency
- Every 20 minutes
- Estimated price
- $3
- Website
- RTD
- Adult
- $3
Bus from Union Station Gate B18 to Broadway & Regent Dr
- Ave. Duration
- 45 min
- Frequency
- Every 20 minutes
- Estimated price
- $3
- Website
- RTD
- Adult
- $3
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 7m
- Frequency
- Hourly
- Estimated price
- $3
- Website
- RTD
- Adult
- $3
- Phone
- +1 208-656-8824
- info@saltlakeexpress.com
- Website
- Salt Lake Express
Bus from St George Bluff St Office to Cedar City - Sunoco
- Ave. Duration
- 55 min
- Frequency
- 3 times a day
- Estimated price
- $17–50
- Website
- Salt Lake Express
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- Greyhound
Bus from Cedar City to Denver Union Station
- Ave. Duration
- 13h 25m
- Frequency
- Once daily
- Estimated price
- $80–160
- Website
- Greyhound
- Phone
- +1 833 766 3553
- Website
- Tufesa
Bus from St. George to 300 S / 600 E - Provo
- Ave. Duration
- 3h 32m
- Frequency
- Once daily
- Estimated price
- $55–85
- Schedules at
- Tufesa
- Adult One way
- $55–85
- Phone
- +1 800-933-8320
- info@stgshuttle.com
- Website
- St. George Shuttle
Shuttle from St. George, UT-1275 East Red Hills Parkway to Harry Reid International
- Ave. Duration
- 2h 10m
- Frequency
- Hourly
- Estimated price
- $35–50
- Website
- St. George Shuttle
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