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

View AU$280 flight on Fri, 28 Aug 2026Opens in a new window

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

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

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.

Frequently asked questions

How much does a flight from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find one-way and return flights from WYS to SEA with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when WYS to SEA ticket fares go up or down.
What is the cheapest month to fly from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest months to fly from WYS to SEA are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from West Yellowstone, MT (WYS) to Seattle, WA (SEA)?
Enter WYS to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from West Yellowstone, MT (WYS) to Seattle, WA (SEA)?
To find a cheap flight from West Yellowstone, MT (WYS) to Seattle, WA (SEA), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 3 connecting flights per day from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Some common connection points include Salt Lake City Intl. (SLC) and Denver Intl. (DEN).
What is the earliest flight from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs around 12:50 PM local time, operated by Delta. This is a seasonal service active in June. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll find the most flights from West Yellowstone (WYS) to Seattle (SEA) on Fridays, with around 3 flights available. This gives you several flight options to choose from. Major airlines on this route include United and Delta.
What are the most popular departure times for flights from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from West Yellowstone (WYS) to Seattle (SEA) are between 12pm and 3pm. Many major carriers, including Delta and United, offer flights during this window. Many travellers prefer this time as it allows for a relaxed morning before heading to the airport, and you'll arrive in Seattle with plenty of time to settle in.
How long does it take to fly from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are no nonstop flights from West Yellowstone, MT (WYS-Yellowstone) to Seattle, WA (SEA-Seattle - Tacoma Intl.). The distance between these two airports is approximately 916 kilometres. Flights with one stop typically take around 6 hours 30 minutes. If you have two or more stops, your travel time will be longer, usually around 10 hours 18 minutes. Keep in mind that actual flight times can vary due to factors like routing, weather, and wind patterns.
Can you fly business or first class from West Yellowstone, MT (WYS) to Seattle, WA (SEA)?
Select the "Business class" and "First class" filters when looking for West Yellowstone, MT (WYS) to Seattle, WA (SEA) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a West Yellowstone, MT (WYS) to Seattle, WA (SEA) flight with Expedia?
It's easy to earn miles on a West Yellowstone, MT (WYS) to Seattle, WA (SEA) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle, WA (SEA) from West Yellowstone, MT (WYS)?
If you're planning to travel to Seattle from Yellowstone (WYS), you can fly directly into Seattle - Tacoma Intl. (SEA). Some flights may connect through major hubs like Salt Lake City Intl. (SLC) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from West Yellowstone, MT (WYS) to Seattle, WA (SEA) at the last minute?
Typically, booking a last minute flight from West Yellowstone, MT (WYS) to Seattle, WA (SEA) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a West Yellowstone, MT (WYS) to Seattle, WA (SEA) flight and hotel package?
Securing a West Yellowstone, MT (WYS) to Seattle, WA (SEA) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from West Yellowstone, MT (WYS) to Seattle, WA (SEA)?
If you booked your West Yellowstone, MT (WYS) to Seattle, WA (SEA) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Yellowstone
Destination airport
Seattle - Tacoma Intl.
Distance
909 km

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Your quick guide to flights from West Yellowstone to Seattle

Pick up great flights from West Yellowstone to Seattle

With Expedia, you have your pick of flights a day with 20 airlines covering flights from West Yellowstone to Seattle. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from West Yellowstone to Seattle that take around hours.

Find cheap flights from West Yellowstone to Seattle

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from West Yellowstone to Seattle around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Seattle is normally in .

Reasons to book your flight from West Yellowstone to Seattle with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from West Yellowstone to Seattle across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Seattle right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from West Yellowstone to Seattle

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