CA $302 Cheap Flights from West Yellowstone (WYS) to Seattle (SEA)

View CA $302 flight on Fri, Aug. 22, 2025Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at CA $302 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flight from West Yellowstone to Seattle (WYS - SEA) route information
Origin airport
Yellowstone
Destination airport
Seattle - Tacoma Intl.
Distance
909 km

West Yellowstone to Seattle Flights

The easy way to book your flights from West Yellowstone to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from West Yellowstone whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 9 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from West Yellowstone to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from Yellowstone, WYS to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from West Yellowstone to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from West Yellowstone currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from West Yellowstone 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Frequently asked questions

How much is a flight from WYS to Sea-Tac Airport?
Round-trip flights from Yellowstone Airport (WYS) to Sea-Tac Airport start from . This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing 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 Yellowstone Airport (WYS) to Seattle - Tacoma Intl. Airport (SEA)?
Most flights can be cancelled online, but every airline has its own set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Yellowstone Airport (WYS) to Sea-Tac Airport that have flexible change policies?
Many airlines will allow you to move your flight without a change fee. All you pay is the fare difference. When searching for WYS to SEA flights, you'll find a "No change fees" box for you to tick.
How far is the flight from WYS to SEA?
That new movie you've been eager to see will have to wait — the flight distance between WYS (WYS) and Seattle - Tacoma Intl. Airport (SEA) (SEA) is only 920 kilometres. The captain will be telling you to buckle up for landing before you know it.
Which airlines fly direct from Yellowstone Airport (WYS) to SEA?
There are no direct flights, so you'll need to make at least one stop between WYS and SEA. Make the most of the layover time to stretch your legs and enjoy some personal space.
Are Yellowstone Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Booking your trip from WYS to Sea-Tac Airport last minute could save you some cash. However, you might miss out on a flight altogether! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time.

Explore a world of travel with Expedia

*Available to Expedia members.