Cheap Flights from Seattle (SEA) to West Yellowstone (WYS)

View AU$464 flight on Wed, 20 May 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to West Yellowstone, MT (WYS-Yellowstone)

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Cheap Flights from Seattle (SEA) to West Yellowstone (WYS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$876 Return, found 5 days ago
AU$876
Return
found 5 days ago
Select United flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$876 found 5 days ago
United
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$934 Return, found 5 days ago
AU$934
Return
found 5 days ago
Select United flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$934 found 5 days ago
United
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$969 Return, found 5 days ago
AU$969
Return
found 5 days ago
Select United flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$969 found 5 days ago
United
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$992 Return, found 5 days ago
AU$992
Return
found 5 days ago
Select United flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$992 found 5 days ago
Delta
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$1,012 Return, found 5 days ago
AU$1,012
Return
found 5 days ago
Select Delta flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$1,012 found 5 days ago
United
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$1,027 Return, found 5 days ago
AU$1,027
Return
found 5 days ago
Select United flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$1,027 found 5 days ago
Delta
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$1,063 Return, found 5 days ago
AU$1,063
Return
found 5 days ago
Select Delta flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$1,063 found 5 days ago
United
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$1,100 Return, found 5 days ago
AU$1,100
Return
found 5 days ago
Select United flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$1,100 found 5 days ago
Delta
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$1,128 Return, found 5 days ago
AU$1,128
Return
found 5 days ago
Select Delta flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$1,128 found 5 days ago
Delta
Wed, 20 May - Sun, 24 May
SEA
Seattle
WYS
West Yellowstone
AU$1,150 Return, found 5 days ago
AU$1,150
Return
found 5 days ago
Select Delta flight, departing Wed, 20 May from Seattle to West Yellowstone, returning Sun, 24 May, priced at AU$1,150 found 5 days ago

Frequently asked questions

How much is a flight from Sea-Tac Airport to Yellowstone Airport (WYS)?
Round-trip flights between Sea-Tac Airport and Yellowstone Airport (WYS) start from AU$876. This is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to WYS?
Every airline has its own set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from Sea-Tac Airport to Yellowstone Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to Yellowstone Airport (WYS) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Yellowstone Airport (WYS)?
It's only 920 kilometres between SeaTac and West Yellowstone. Chances are you'll spend more time getting to and from the airport than actually flying!
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to WYS?
If you want to travel straight from Sea-Tac Airport to Yellowstone Airport (WYS), you'll have to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly on this route.
Are Sea-Tac Airport to WYS flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from SEA to WYS can be hit-or-miss. You may be able to score a great bargain, but you could also miss out completely! If you'd prefer to start planning early, Expedia compares flight deals up to a year in advance. Just remember that not all airlines advertise their prices so far in advance. Our advice? Check back often as updates are made frequently.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Yellowstone
Return price
AU$875
Distance
909 km

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