There are 6 ways to get from Portland to Casper by plane, train, bus, car, or bus (Flixbus)
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 Portland International Airport
best- Fly from Portland International Airport (PDX) to Casper (CPR)plane PDX - CPR
6h 33m$125–618Train, bus
- Take the train from Portland to Spokanetrain
- Take the bus from Spokane to Billingsbus
- Take the bus from Billings, MT to Casper Amtrak Stationbus
25h 57m$256–547Drive 1,044.2 mi
- Drive from Portland to Caspercar 1,044.2 mi
19h 26m$191–276Train to Mahlon Sweet Field Airport, fly
- Take the train from Portland to Eugenetrain
- Fly from Mahlon Sweet Field Airport (EUG) to Casper (CPR)plane EUG - CPR
8h 59m$177–620Bus
- Take the bus from Portland Curbside Bus Stop to Spokane Stationbus
- Take the bus from Spokane to Billingsbus
- Take the bus from Billings, MT to Casper Amtrak Stationbus
27h 50m$209–421Bus via Moscow
- Take the bus from Portland, OR - Lloyd Center to Moscow, ID - U of Ibus
- Take the bus from U of I, Moscow, ID to Spokanebus
- Take the bus from Spokane to Billingsbus
- Take the bus from Billings, MT to Casper Amtrak Stationbus
29h 55m$284–511
Portland to Casper by train and bus
Questions & Answers
The cheapest way to get from Portland to Casper is to drive which costs $190 - $280 and takes 19h 26m.
The fastest way to get from Portland to Casper is to fly which takes 6h 33m and costs $120 - $650.
No, there is no direct bus from Portland to Casper station. However, there are services departing from Portland Curbside Bus Stop and arriving at Casper Amtrak Station via Spokane and Billings, MT. The journey, including transfers, takes approximately 27h 50m.
The distance between Portland and Casper is 845 miles. The road distance is 1050.3 miles.
The best way to get from Portland to Casper without a car is to train and bus which takes 25h 57m and costs $250 - $550.
It takes approximately 6h 33m to get from Portland to Casper, including transfers.
Portland to Casper bus services, operated by Flixbus USA, depart from Portland Curbside Bus Stop station.
The best way to get from Portland to Casper is to fly which takes 6h 33m and costs $120 - $650. Alternatively, you can bus, which costs $200 - $430 and takes 27h 50m.
Portland to Casper bus services, operated by Flixbus USA, arrive at Spokane Station.
Casper is 1h ahead of Portland. It is currently 2:19 PM in Portland and 3:19 PM in Casper.
What companies run services between Portland, OR, USA and Casper, WY, USA?
United Airlines and Southwest Airlines fly from Portland International Airport (PDX) to Casper (CPR) every 4 hours. Alternatively, you can take a bus from Portland Curbside Bus Stop to Casper Amtrak Station via Spokane, Billings, and Billings, MT in around 27h 50m.
- Website
- united.com
Flights from Portland International Airport to Casper via Denver
- Ave. Duration
- 5h 1m
- When
- Every day
- Estimated price
- $110–600
Flights from Mahlon Sweet Field Airport to Casper via Denver
- Ave. Duration
- 5h 19m
- When
- Every day
- Estimated price
- $100–490
Flights from Mahlon Sweet Field Airport to Casper via San Francisco, Denver
- Ave. Duration
- 10h 2m
- When
- Every day
- Estimated price
- $120–600
Rome2Rio's guide to Amtrak
Contact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Portland to Spokane
- Ave. Duration
- 7h 32m
- Frequency
- Twice daily
- Estimated price
- $100–230
- Website
- https://www.amtrak.com/home.html
Train from Portland to Eugene
- Ave. Duration
- 2h 38m
- Frequency
- 3 times a day
- Estimated price
- $35–75
- Website
- https://www.amtrak.com/home.html
- Phone
- +1-858-800-8898
- Website
- jeffersonlines.com
Bus from Spokane to Billings
- Ave. Duration
- 9h 25m
- Frequency
- 4 times a week
- Estimated price
- $50–190
- Book at
- https://www.jeffersonlines.com
- 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
- Phone
- +1 (855) 626-8585
- Website
- flixbus.com
Bus from Portland Curbside Bus Stop to Spokane Station
- Ave. Duration
- 9h 25m
- Frequency
- Once daily
- Estimated price
- $55–110
- Schedules at
- flixbus.com
Bus from Portland, OR - Lloyd Center to Moscow, ID - U of I
- Ave. Duration
- 8h 40m
- Frequency
- On demand
- Estimated price
- $110–140
- Schedules at
- starlinecollection.com
- Phone
- +1 800-366-6975
- info@busnws.com
- Website
- northwesternstagelines.com
Bus from U of I, Moscow, ID to Spokane
- Ave. Duration
- 1h 50m
- Frequency
- Twice daily
- Estimated price
- $40–50
- Schedules at
- northwesternstagelines.com
- Adults
- $40–50
- Phone
- +1 208-656-8824
- info@saltlakeexpress.com
- Website
- saltlakeexpress.com
Bus from U of I, Moscow, ID to Spokane
- Ave. Duration
- 2h
- Frequency
- Twice daily
- Estimated price
- $21–55
- Schedules at
- saltlakeexpress.com
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.
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More Questions & Answers
Yes, the driving distance between Portland to Casper is 1050 miles. It takes approximately 19h 26m to drive from Portland to Casper.
There are 43+ hotels available in Casper.


















