There are 6 ways to get from Idaho to Washington by plane, bus, car, or train
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 Spokane International Airport
best- Fly from Boise Airport (BOI) to Spokane International Airport (GEG)plane BOI - GEG
3h 11m$173–903Drive 487.7 mi
cheapest- Drive from Boise to Seattlecar 487.7 mi
8h 14m$89–129Bus
- Take the bus from Boise, ID - Airport to Spokane International Airportbus Boise
- Take the bus from Spokane Airport Bus Stop to Seattle Amtrak Stationbus Spokane
17h 15m$231–281Fly to Portland International Airport, line 105 bus
- Fly from Boise Airport (BOI) to Portland International Airport (PDX)plane BOI - PDX
- Take the bus from SW 5th & Morrison to Broadway & 13th Stbus
4h 45m$126–346Bus via Ellensburg
- Take the bus from Boise, ID - Airport to U of I, Moscow, IDbus
- Take the bus from Moscow, ID - U of I to Ellensburg, WA - Starbucksbus
- Take the bus from Ellensburg, WA - CWU Starbucks to Seattle Amtrak Stationbus
18h 18m$176–286Bus, train
- Take the bus from Boise, ID - Airport to Spokanebus Boise
- Take the train from Spokane to Seattletrain Empire Builder
19h 30m$166–381
Idaho to Washington by bus
Questions & Answers
The cheapest way to get from Idaho to Washington is to drive which costs $85 - $130 and takes 8h 14m.
The fastest way to get from Idaho to Washington is to fly which takes 3h 11m and costs $170 - $950.
No, there is no direct bus from Idaho to Washington station. However, there are services departing from S St 9th & W Myrtle St NWC and arriving at Seattle Amtrak Station via Boise, ID - Airport and Spokane Airport Bus Stop. The journey, including transfers, takes approximately 17h 15m.
The distance between Idaho and Washington is 301 miles. The road distance is 490.6 miles.
The best way to get from Idaho to Washington without a car is to bus which takes 17h 15m and costs $230 - $290.
It takes approximately 3h 11m to get from Idaho to Washington, including transfers.
Idaho to Washington bus services, operated by Northwestern Stages, depart from Boise, ID - Airport station.
The best way to get from Idaho to Washington is to fly which takes 3h 11m and costs $170 - $950. Alternatively, you can bus, which costs $230 - $290 and takes 17h 15m.
Idaho to Washington bus services, operated by Northwestern Stages, arrive at Spokane International Airport station.
Washington is 1h behind Idaho. It is currently 10:36 AM in Idaho and 9:36 AM in Washington.
What companies run services between Idaho, USA and Washington, USA?
Alaska Airlines, Inc. flies from Boise Airport (BOI) to Spokane International Airport (GEG) every 4 hours. Alternatively, you can take a bus from S St 9th & W Myrtle St NWC to Seattle Amtrak Station via Boise Airport, Boise, ID - Airport, Spokane International Airport, and Spokane Airport Bus Stop in around 17h 15m.
- Website
- alaskaair.com
Flights from Boise Airport to Spokane International Airport
- Ave. Duration
- 1h 9m
- When
- Every day
- Estimated price
- $170–900
Flights from Boise Airport to Portland International Airport
- Ave. Duration
- 1h 20m
- When
- Every day
- Estimated price
- $120–340
Rome2Rio's guide to Amtrak
Contact DetailsContact Details
- Phone
- +1 800-872-7245
- Website
- amtrak.com
Train from Spokane to Seattle
- Ave. Duration
- 8h 10m
- Frequency
- Once daily
- Estimated price
- $100–220
- Website
- https://www.amtrak.com/home.html
- Phone
- +1 800-366-6975
- [email protected]
- Website
- northwesternstagelines.com
Bus from Boise, ID - Airport to Spokane International Airport
- Ave. Duration
- 9h 30m
- Frequency
- Twice daily
- Estimated price
- $130–160
- Schedules at
- northwesternstagelines.com
- Adults
- $130–160
Bus from Spokane Airport Bus Stop to Seattle Amtrak Station
- Ave. Duration
- 5h 35m
- Frequency
- 3 times a week
- Estimated price
- $100–120
- Schedules at
- northwesternstagelines.com
- Adults
- $100–120
Bus from Boise, ID - Airport to U of I, Moscow, ID
- Ave. Duration
- 7h 10m
- Frequency
- Once daily
- Estimated price
- $100–130
- Schedules at
- northwesternstagelines.com
- Adults
- $100–130
Bus from Ellensburg, WA - CWU Starbucks to Seattle Amtrak Station
- Ave. Duration
- 2h 15m
- Frequency
- 3 times a week
- Estimated price
- $45–60
- Schedules at
- northwesternstagelines.com
- Adults
- $45–60
Bus from Boise, ID - Airport to Spokane
- Ave. Duration
- 9h 10m
- Frequency
- Twice daily
- Estimated price
- $130–160
- Schedules at
- northwesternstagelines.com
- Adults
- $130–160
- Phone
- +1 360-695-0123
- Website
- c-tran.com
Bus from SW 5th & Morrison to Broadway & 13th St
- Ave. Duration
- 28 min
- Frequency
- Every 2 hours
- Estimated price
- $2
- Schedules at
- c-tran.com
- Phone
- +1 208-656-8824
- [email protected]
- Website
- saltlakeexpress.com
Bus from Boise, ID - Airport to U of I, Moscow, ID
- Ave. Duration
- 9h
- Frequency
- Twice daily
- Estimated price
- $55–100
- Website
- https://saltlakeexpress.com
Bus from Boise, ID - Airport to Spokane
- Ave. Duration
- 11h
- Frequency
- Twice daily
- Estimated price
- $65–120
- Website
- https://saltlakeexpress.com
- Phone
- +1 208.342-1900
- [email protected]
- Website
- starlinecollection.com
Bus from Moscow, ID - U of I to Ellensburg, WA - Starbucks
- Ave. Duration
- 4h 40m
- Frequency
- On demand
- Estimated price
- $75–95
- Schedules at
- starlinecollection.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.
Related travel guides
Travelling to the US: What do I need to know?
Read the travel guide
Why you should take the train in the US
Read the travel guide
More Questions & Answers
Yes, the driving distance between Idaho to Washington is 491 miles. It takes approximately 8h 14m to drive from Idaho to Washington.
There are 1612+ hotels available in Washington.












