There are 6 ways to get from Sioux Falls to Thermopolis by plane, taxi, bus, 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.
Fly to Riverton Regional Airport, taxi
best- Fly from Sioux Falls (FSD) to Riverton Regional Airport (RIW)plane FSD - RIW
- Take the taxi from Riverton Regional Airport (RIW) to Thermopolistaxi
7h 49m$100–442Bus
- Take the bus from Sioux Falls to Billingsbus Jefferson Lines 701
- Take the bus from Billings to Thermopolisbus Bhl 124
19h 15m$236–316Drive 676.9 mi
- Drive from Sioux Falls to Thermopoliscar 676.9 mi
10h 50m$124–179Fly to Casper, taxi
- Fly from Sioux Falls (FSD) to Casper (CPR)plane FSD - CPR
- Take the taxi from Casper (CPR) to Thermopolistaxi
8h 28m$112–452Fly to Yellowstone Regional Airport, bus
- Fly from Sioux Falls (FSD) to Yellowstone Regional Airport (COD)plane FSD - COD
- Take the bus from Cody to Thermopolisbus
9h 14m$146–514Fly to Sheridan, taxi
- Fly from Sioux Falls (FSD) to Sheridan (SHR)plane FSD - SHR
- Take the taxi from Sheridan (SHR) to Thermopolistaxi
9h 53m$126–492
Sioux Falls (FSD) to Riverton Regional Airport (RIW) flights
Comparing Your Travel Options
The cheapest way to get from Sioux Falls to Thermopolis is to drive which costs $120 - $180 and takes 10h 50m.
The fastest way to get from Sioux Falls to Thermopolis is to fly and taxi which takes 7h 49m and costs $100 - $450.
No, there is no direct bus from Sioux Falls to Thermopolis. However, there are services departing from The Bus Stop and arriving at Thermopolis via Sioux Falls and Billings. The journey, including transfers, takes approximately 19h 15m.
The distance between Sioux Falls and Thermopolis is 657 miles. The road distance is 680.9 miles.
The best way to get from Sioux Falls to Thermopolis without a car is to bus which takes 19h 15m and costs $230 - $320.
It takes approximately 7h 49m to get from Sioux Falls to Thermopolis, including transfers.
Sioux Falls to Thermopolis bus services, operated by Jefferson Lines, depart from Sioux Falls station.
Sioux Falls to Thermopolis bus services, operated by Jefferson Lines, arrive at Billings station.
Thermopolis is 1h behind Sioux Falls. It is currently 1:33 PM in Sioux Falls and 12:33 PM in Thermopolis.
Yes, the driving distance between Sioux Falls to Thermopolis is 681 miles. It takes approximately 10h 50m to drive from Sioux Falls to Thermopolis.
What companies run services between Sioux Falls, SD, USA and Thermopolis, WY, USA?
You can take a bus from The Bus Stop to Thermopolis via Maple/Career NE corner, Sioux Falls, and Billings in around 19h 15m.
- Website
- united.com
Flights from Sioux Falls to Riverton Regional Airport via Denver
- Ave. Duration
- 7h 18m
- When
- Every day
- Estimated price
- $75–410
Flights from Sioux Falls to Casper via Denver
- Ave. Duration
- 4h 45m
- When
- Every day
- Estimated price
- $70–400
Flights from Sioux Falls to Casper via Chicago O'Hare, Denver
- Ave. Duration
- 8h 39m
- When
- Every day
- Estimated price
- $120–600
Flights from Sioux Falls to Yellowstone Regional Airport via Denver
- Ave. Duration
- 7h 9m
- When
- Every day
- Estimated price
- $80–430
Flights from Sioux Falls to Yellowstone Regional Airport via Chicago O'Hare
- Ave. Duration
- 9h 6m
- When
- Friday
- Estimated price
- $120–550
Flights from Sioux Falls to Sheridan via Denver
- Ave. Duration
- 7h 22m
- When
- Every day
- Estimated price
- $80–430
- Phone
- +1-858-800-8898
- Website
- jeffersonlines.com
Bus from Sioux Falls to Billings
- Ave. Duration
- 12h 45m
- Frequency
- Once daily
- Estimated price
- $160–220
- Book at
- Jefferson Lines
- Adult
- $160–220
- Phone
- +1-877-779-2999
- [email protected]
- Website
- Express Arrow
Bus from Billings to Thermopolis
- Ave. Duration
- 4h 15m
- Frequency
- Once a week
- Estimated price
- $75–95
- Website
- Express Arrow
Bus from Cody to Thermopolis
- Ave. Duration
- 2h 20m
- Frequency
- Once a week
- Estimated price
- $50–65
- Website
- Express Arrow
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Booking & Getting There
There are 11+ hotels available in Thermopolis.





