There are 7 ways to get from Thermopolis to Boulder by taxi, plane, bus, bus (Greyhound), or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Taxi to Riverton Regional Airport, fly, bus
best- Take the taxi from Thermopolis to Riverton Regional Airport (RIW)taxi
- Fly from Riverton Regional Airport (RIW) to Denver (DEN)plane RIW - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
4h 23mDrive 397.3 mi
cheapest- Drive from Thermopolis to Bouldercar 397.3 mi
7h 6m$73–105Bus
- Take the bus from Thermopolis to Cheyennebus
- Take the bus from Cheyenne to Denver Union Stationbus
- Take the bus from Union Station Gate B17 to Broadway & Regent Drbus Ff1
9h 18mTaxi to Casper, fly, bus
- Take the taxi from Thermopolis to Casper (CPR)taxi
- Fly from Casper (CPR) to Denver (DEN)plane CPR - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
5h 48mBus to Yellowstone Regional Airport, fly, bus
- Take the bus from Thermopolis to Codybus
- Fly from Yellowstone Regional Airport (COD) to Denver (DEN)plane COD - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
6h 36mTaxi to Sheridan, fly, bus
- Take the taxi from Thermopolis to Sheridan (SHR)taxi
- Fly from Sheridan (SHR) to Denver (DEN)plane SHR - DEN
- Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus
6h 39mBus via Downtown Boulder Station
- Take the bus from Thermopolis to Cheyennebus
- Take the bus from Cheyenne to Denverbus
- Take the bus from Union Station Gate B17 to Downtown Boulder Stationbus Ff1
9h 59m
Riverton Regional Airport (RIW) to Denver (DEN) flights
Comparing Your Travel Options
The cheapest way to get from Thermopolis to Boulder is to drive which costs $70 - $110 and takes 7h 6m.
The fastest way to get from Thermopolis to Boulder is to drive which takes 7h 6m and costs $70 - $110.
No, there is no direct bus from Thermopolis to Boulder. However, there are services departing from Thermopolis and arriving at Broadway & Regent Dr via Cheyenne and Union Station Gate B17. The journey, including transfers, takes approximately 9h 18m.
The distance between Thermopolis and Boulder is 402 miles. The road distance is 399.6 miles.
The best way to get from Thermopolis to Boulder without a car is to bus which takes 9h 18m and costs .
It takes approximately 4h 23m to get from Thermopolis to Boulder, including transfers.
Thermopolis to Boulder bus services, operated by Express Arrow, depart from Thermopolis station.
Thermopolis to Boulder bus services, operated by Express Arrow, arrive at Cheyenne station.
Yes, the driving distance between Thermopolis to Boulder is 400 miles. It takes approximately 7h 6m to drive from Thermopolis to Boulder.
There are 177+ hotels available in Boulder.
What companies run services between Thermopolis, WY, USA and Boulder, CO, USA?
You can take a bus from Thermopolis to Broadway & Regent Dr via Cheyenne, Denver Union Station, and Union Station Gate B17 in around 9h 18m.
- Website
- united.com
Flights from Riverton Regional Airport to Denver
- Ave. Duration
- 1h 21m
- When
- Every day
- Estimated price
- $50–350
Flights from Casper to Denver
- Ave. Duration
- 1h 28m
- When
- Every day
- Estimated price
- $45–330
Flights from Yellowstone Regional Airport to Denver
- Ave. Duration
- 1h 51m
- When
- Every day
- Estimated price
- $55–370
Flights from Sheridan to Denver
- Ave. Duration
- 1h 39m
- When
- Every day
- Estimated price
- $55–360
- Phone
- +44 1743 612002
- info@regionaltransport.co.uk
- Website
- Regional Transport
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Website
- Regional Transport
Bus from Union Station Gate B17 to Broadway & Regent Dr
- Ave. Duration
- 45 min
- Frequency
- Every 30 minutes
- Website
- Regional Transport
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Website
- Regional Transport
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Website
- Regional Transport
Bus from Denver Airport Station Gate 8 to Downtown Boulder Station
- Ave. Duration
- 1h 6m
- Frequency
- Hourly
- Website
- Regional Transport
Bus from Union Station Gate B17 to Downtown Boulder Station
- Ave. Duration
- 56 min
- Frequency
- Every 30 minutes
- Website
- Regional Transport
- Phone
- +1-877-779-2999
- tony@expressarrow.com
- Website
- Express Arrow
Bus from Thermopolis to Cheyenne
- Ave. Duration
- 5h 30m
- Frequency
- Once a week
- Estimated price
- $95–120
- Website
- Express Arrow
Bus from Thermopolis to Cody
- Ave. Duration
- 2h 10m
- Frequency
- Once a week
- Estimated price
- $50–65
- Website
- Express Arrow
Bus from Thermopolis to Cheyenne
- Ave. Duration
- 5h 30m
- Frequency
- Once a week
- Estimated price
- $95–120
- Website
- Express Arrow
Bus from Cheyenne to Denver
- Ave. Duration
- 2h 20m
- Frequency
- 4 times a week
- Estimated price
- $45–60
- Website
- Express Arrow
Rome2Rio's guide to Greyhound USA
Contact DetailsContact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- Greyhound
Bus from Cheyenne to Denver Union Station
- Ave. Duration
- 1h 50m
- Frequency
- Once daily
- Estimated price
- $17–25
- Website
- Greyhound
- Ave. Duration
- 2h 33m
- Estimated price
- $24–60
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.
Related travel guides
Travelling to the US: What do I need to know?
Read the travel guide
Need to know: Greyhound
Read the travel guide




