When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to West Yellowstone Airport?

Prices for flights from Seattle/Tacoma Intl Airport to West Yellowstone Airport were last updated today.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to West Yellowstone Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to West Yellowstone Airport.

What documentation or ID do you need to fly to West Yellowstone Airport?

The travel and health documents you'll need for your trip to West Yellowstone Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at West Yellowstone Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$259 Cheap Flights from Seattle to West Yellowstone in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to West Yellowstone

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 12:26 pm

SEA

WYS

5h 56m

1 stop

1:10 pm - 6:33 pm

WYS

SEA

6h 23m

1 stop

$419Delta

Sun, Jul 12 - Tue, Jul 21

5:30 am - 12:26 pm

SEA

WYS

5h 56m

1 stop

1:09 pm - 6:44 pm

WYS

SEA

6h 35m

1 stop

$464Delta

Thu, Jul 30 - Mon, Aug 3

5:30 am - 12:26 pm

SEA

WYS

5h 56m

1 stop

1:10 pm - 6:33 pm

WYS

SEA

6h 23m

1 stop

$509Delta

Sat, Jul 11 - Sat, Jul 18

7:15 am - 12:27 pm

SEA

WYS

4h 12m

1 stop

11:29 am - 4:54 pm

WYS

SEA

6h 25m

1 stop

$544Delta

Tue, Aug 4 - Sat, Aug 8

5:00 am - 1:20 pm

SEA

WYS

7h 20m

1 stop

4:44 pm - 9:15 pm

WYS

SEA

5h 31m

1 stop

$547United Airlines

Thu, Aug 13 - Sun, Aug 16

6:00 am - 1:32 pm

SEA

WYS

30h 32m

2 stops

5:45 pm - 11:10 pm

WYS

SEA

6h 25m

1 stop

$596United Airlines

Mon, Jul 20 - Sun, Jul 26

5:00 am - 1:32 pm

SEA

WYS

7h 32m

1 stop

5:45 pm - 2:39 pm

WYS

SEA

21h 54m

2 stops

$597United Airlines

Tue, Aug 4 - Sat, Aug 8

6:52 pm - 3:26 pm

SEA

WYS

19h 34m

2 stops

4:44 pm - 11:04 pm

WYS

SEA

7h 20m

1 stop

$606United Airlines

Thu, Aug 13 - Sun, Aug 16

5:00 am - 4:29 pm

SEA

WYS

10h 29m

1 stop

5:45 pm - 11:10 pm

WYS

SEA

6h 25m

1 stop

$625United Airlines

Sun, Jul 19 - Sun, Jul 26

7:54 pm - 1:32 pm

SEA

WYS

16h 38m

1 stop

5:45 pm - 11:10 pm

WYS

SEA

6h 25m

1 stop

$639United Airlines

Mon, Jul 20 - Sun, Jul 26

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Seattle to West Yellowstone

Our best Delta deals on Seattle to West Yellowstone flight tickets

Delta

Jul 12

SEA5:30 amSeattle/Tacoma Intl

5h 56m

1 stop

WYS12:26 pmWest Yellowstone

Jul 21

WYS1:10 pmWest Yellowstone

6h 23m

1 stop

SEA6:33 pmSeattle/Tacoma Intl

$419

Delta

Jul 30

SEA5:30 amSeattle/Tacoma Intl

5h 56m

1 stop

WYS12:26 pmWest Yellowstone

Aug 3

WYS1:09 pmWest Yellowstone

6h 35m

1 stop

SEA6:44 pmSeattle/Tacoma Intl

$464

Delta

Jul 11

SEA5:30 amSeattle/Tacoma Intl

5h 56m

1 stop

WYS12:26 pmWest Yellowstone

Jul 18

WYS1:10 pmWest Yellowstone

6h 23m

1 stop

SEA6:33 pmSeattle/Tacoma Intl

$509

United Airlines flights from Seattle to West Yellowstone

Our best United Airlines deals on Seattle to West Yellowstone flight tickets

United Airlines

Aug 13

SEA5:00 amSeattle/Tacoma Intl

7h 20m

1 stop

WYS1:20 pmWest Yellowstone

Aug 16

WYS4:44 pmWest Yellowstone

5h 31m

1 stop

SEA9:15 pmSeattle/Tacoma Intl

$547

United Airlines

Jul 20

SEA6:00 amSeattle/Tacoma Intl

30h 32m

2 stops

WYS1:32 pmWest Yellowstone

Jul 26

WYS5:45 pmWest Yellowstone

6h 25m

1 stop

SEA11:10 pmSeattle/Tacoma Intl

$596

United Airlines

Aug 4

SEA5:00 amSeattle/Tacoma Intl

7h 32m

1 stop

WYS1:32 pmWest Yellowstone

Aug 8

WYS5:45 pmWest Yellowstone

21h 54m

2 stops

SEA2:39 pmSeattle/Tacoma Intl

$597

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Sun 7/12

5:30 am-12:26 pm

1 stop5h 56m

West Yellowstone

Tue 7/21

1:10 pm-6:33 pm

1 stop6h 23m

$419

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Thu 7/30

5:30 am-12:26 pm

1 stop5h 56m

West Yellowstone

Mon 8/3

1:09 pm-6:44 pm

1 stop6h 35m

$464

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Sat 7/11

5:30 am-12:26 pm

1 stop5h 56m

West Yellowstone

Sat 7/18

1:10 pm-6:33 pm

1 stop6h 23m

$509

Quickest round-trip

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Tue 8/4

7:15 am-12:27 pm

1 stop4h 12m

West Yellowstone

Sat 8/8

11:29 am-4:54 pm

1 stop6h 25m

$544

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Thu 8/13

5:00 am-1:20 pm

1 stop7h 20m

West Yellowstone

Sun 8/16

4:44 pm-9:15 pm

1 stop5h 31m

$547

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Mon 7/20

6:00 am-1:32 pm

2 stops30h 32m

West Yellowstone

Sun 7/26

5:45 pm-11:10 pm

1 stop6h 25m

$596

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Tue 8/4

5:00 am-1:32 pm

1 stop7h 32m

West Yellowstone

Sat 8/8

5:45 pm-2:39 pm

2 stops21h 54m

$597

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Thu 8/13

6:52 pm-3:26 pm

2 stops19h 34m

West Yellowstone

Sun 8/16

4:44 pm-11:04 pm

1 stop7h 20m

$606

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Sun 7/19

5:00 am-4:29 pm

1 stop10h 29m

West Yellowstone

Sun 7/26

5:45 pm-11:10 pm

1 stop6h 25m

$625

SeattleWest Yellowstone

SEA - WYS

SEAWYS

Seattle/Tacoma Intl

Mon 7/20

7:54 pm-1:32 pm

1 stop16h 38m

West Yellowstone

Sun 7/26

5:45 pm-11:10 pm

1 stop6h 25m

$639

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to West Yellowstone

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Seattle/Tacoma Intl to West Yellowstone?

Delta and United Airlines are the most popular carriers operating from Seattle/Tacoma Intl to West Yellowstone

What airlines fly to West Yellowstone?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to West Yellowstone from Seattle according to our data. Alaska Airlines is the first choice among our users, with 73% of people opting to fly with this airline when traveling to West Yellowstone. Keep in mind that there are 4 different airlines that fly to West Yellowstone on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to West Yellowstone

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to West Yellowstone according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to West Yellowstone (SEA to WYS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to West Yellowstone

Fastest flight time	4h 12m
Direct flights	None

The fastest flight from Seattle to West Yellowstone takes 4h 12m

There are no direct flights from Seattle to West Yellowstone. There are no popular flight routes from Seattle to West Yellowstone.

Search flight deals

Frequently asked questions about flying from Seattle to West Yellowstone

How far is Seattle/Tacoma Intl to West Yellowstone by plane?
West Yellowstone is 574.2 mi away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 4h 12m.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to West Yellowstone Airport?
Prices for flights from Seattle/Tacoma Intl Airport to West Yellowstone Airport were last updated today.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to West Yellowstone Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to West Yellowstone Airport.
What documentation or ID do you need to fly to West Yellowstone Airport?
The travel and health documents you'll need for your trip to West Yellowstone Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at West Yellowstone Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to West Yellowstone

Compare and see reviews for airlines that fly from Seattle to West Yellowstone with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $179	Free Cancellation	Rating 7.8 8,423 reviews		Search Delta flights

Yellowstone National Park

Island Park

Gardiner

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to West Yellowstone?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to West Yellowstone. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to West Yellowstone with flexible booking policies on momondo?

momondo does allow users to show only those flights to West Yellowstone from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to West Yellowstone?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to West Yellowstone.

I’m not ready to book a flight from Seattle to West Yellowstone right now. Can momondo alert me if prices change?

If you are simply researching potential flights to West Yellowstone, momondo offers a useful price alert feature which will track prices for flights to West Yellowstone from Seattle and alert you when they change.