There are 5 ways to get from Seattle to Casper by plane, bus (Flixbus), car, train, bus, or bus (Greyhound)
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Fly
best- Fly from Seattle-Tacoma International Airport (SEA) to Casper (CPR)plane SEA - CPR
7h 12m$108–451Bus via Billings
- Take the bus from Seattle Greyhound to Spokanebus
- Take the bus from Spokane Station to Billings, MTbus
- Take the bus from Billings, MT to Casper Amtrak Stationbus
26h 5m$263–381Drive 1,094.7 mi
- Drive from Seattle to Caspercar 1,094.7 mi
16h 40m$200–289Train, bus
- Take the train from Seattle to Spokanetrain
- Take the bus from Spokane Station to Billings, MTbus
- Take the bus from Billings, MT to Casper Amtrak Stationbus
26h 32m$308–501Bus
- Take the bus from Seattle Bus Station to Denver Union Stationbus Greyhound US0550
- Take the bus from Denver Union Station to Casper 144 East A Stbus Denver
34h 25m$316–535
Seattle to Casper by bus
Questions & Answers
The cheapest way to get from Seattle to Casper is to drive which costs $200 - $290 and takes 16h 40m.
The fastest way to get from Seattle to Casper is to fly which takes 7h 12m and costs $100 - $460.
No, there is no direct bus from Seattle to Casper station. However, there are services departing from Seattle Greyhound and arriving at Casper Amtrak Station via Spokane Station and Billings, MT. The journey, including transfers, takes approximately 26h 5m.
The distance between Seattle and Casper is 863 miles. The road distance is 1101.1 miles.
The best way to get from Seattle to Casper without a car is to bus via Billings which takes 26h 5m and costs $260 - $390.
It takes approximately 7h 12m to get from Seattle to Casper, including transfers.
Seattle to Casper bus services, operated by Northwestern Stages, depart from Seattle Greyhound station.
The best way to get from Seattle to Casper is to fly which takes 7h 12m and costs $100 - $460. Alternatively, you can bus via Billings, which costs $260 - $390 and takes 26h 5m.
Seattle to Casper bus services, operated by Northwestern Stages, arrive at Spokane station.
Casper is 1h ahead of Seattle. It is currently 7:56 PM in Seattle and 8:56 PM in Casper.
What companies run services between Seattle, WA, USA and Casper, WY, USA?
United Airlines and Southwest Airlines fly from Seattle-Tacoma International Airport (SEA) to Casper (CPR) 5 times a day. Alternatively, you can take a bus from Seattle Greyhound to Casper Amtrak Station via Spokane, Spokane Station, and Billings, MT in around 26h 5m.
- Website
- united.com
Flights from Seattle-Tacoma International Airport to Casper via Denver
- Ave. Duration
- 5h 55m
- When
- Every day
- Estimated price
- $90–430
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Seattle to Spokane
- Ave. Duration
- 7h 42m
- Frequency
- Twice daily
- Estimated price
- $85–200
- Website
- https://www.amtrak.com/home.html
- Phone
- +1 800-366-6975
- info@busnws.com
- Website
- northwesternstagelines.com
Bus from Seattle Greyhound to Spokane
- Ave. Duration
- 7h 15m
- Frequency
- Twice daily
- Estimated price
- $110–140
- Schedules at
- northwesternstagelines.com
- Adults
- $110–140
- Phone
- +1 208-656-8824
- info@saltlakeexpress.com
- Website
- saltlakeexpress.com
Bus from Seattle Greyhound to Spokane
- Ave. Duration
- 7h 15m
- Frequency
- Twice daily
- Estimated price
- $55–100
- Website
- https://saltlakeexpress.com
- Phone
- +1 (855) 626-8585
- Website
- https://www.flixbus.com
Bus from Seattle Greyhound to Spokane
- Ave. Duration
- 5h 20m
- Frequency
- Once daily
- Estimated price
- $40–75
- Schedules at
- flixbus.com
- Phone
- +1-858-800-8898
- Website
- jeffersonlines.com
Bus from Spokane Station to Billings, MT
- Ave. Duration
- 9h 50m
- Frequency
- Twice daily
- Estimated price
- $120–180
- Book at
- https://www.jeffersonlines.com
- Adult
- $120–180
- Phone
- +1-877-779-2999
- tony@expressarrow.com
- Website
- expressarrow.com
Bus from Billings, MT to Casper Amtrak Station
- Ave. Duration
- 7h
- Frequency
- Once a week
- Estimated price
- $100–130
- Website
- https://expressarrow.com
Bus from Denver Union Station to Casper 144 East A St
- Ave. Duration
- 5h 55m
- Frequency
- 4 times a week
- Estimated price
- $90–110
- Website
- https://expressarrow.com
Rome2Rio's guide to Greyhound USA
Contact Details
- Phone
- +1 214-849-8100
- ifsr@greyhound.com
- Website
- greyhound.com
Bus from Seattle Bus Station to Denver Union Station
- Ave. Duration
- 27h 30m
- Frequency
- Once daily
- Estimated price
- $220–430
- Website
- https://www.greyhound.com/
Want to know more about travelling around United States
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More Questions & Answers
Yes, the driving distance between Seattle to Casper is 1101 miles. It takes approximately 16h 40m to drive from Seattle to Casper.
There are 76+ hotels available in Casper.



















