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West Yellowstone

$304+ Cheap flights from San Francisco to West Yellowstone (SFO - WYS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — WYS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from San Francisco to West Yellowstone

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to West Yellowstone (WYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$581
(United Airlines)

One-way from

$312
(Delta)
From San Francisco to West Yellowstone
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One-way flight from San Francisco to West Yellowstone
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Find flight deals from San Francisco to West Yellowstone

Cheapest flights from San Francisco to West Yellowstone
Explore the most affordable flight options available from San Francisco to West Yellowstone. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/179:41 amSFO - WYS
1 stop4h 11mDelta
Sat 9/203:27 pmWYS - SFO
2 stops9h 02mDelta
Deal found 9/9$304
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/105:55 amSFO - WYS
2 stops7h 55mDelta
Wed 9/173:27 pmWYS - SFO
1 stop7h 18mDelta
Deal found 9/9$319
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/179:41 amSFO - WYS
1 stop4h 11mDelta
Tue 9/233:27 pmWYS - SFO
1 stop7h 18mDelta
Deal found 9/10$364
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:05 pmSFO - WYS
2 stops15h 15mUnited Airlines
Tue 10/141:55 pmWYS - SFO
2 stops22h 36mUnited Airlines
Deal found 9/9$433
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:05 amSFO - WYS
1 stop7h 15mUnited Airlines
Wed 10/81:55 pmWYS - SFO
2 stops18h 46mUnited Airlines
Deal found 9/9$502
This lol.travel deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:30 amSFO - WYS
1 stop5h 45mUnited Airlines
Mon 9/221:51 pmWYS - SFO
1 stop8h 12mUnited Airlines
Deal found 9/10$511

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to West Yellowstone that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from San Francisco to West Yellowstone that are best for you.

Fly from

San Francisco

Fly to

West Yellowstone

Route

Depart

Return

Price

San FranciscoWest Yellowstone

SFO - WYS

SFOWYS

San Francisco

Tue 10/7

9:05 pm-1:20 pm

2 stops15h 15m

West Yellowstone

Tue 10/14

1:55 pm-11:31 am

2 stops22h 36m

$433

San FranciscoWest Yellowstone

SFO - WYS

SFOWYS

San Francisco

Tue 9/30

5:05 am-1:20 pm

1 stop7h 15m

West Yellowstone

Wed 10/8

1:55 pm-7:41 am

2 stops18h 46m

$502

San FranciscoWest Yellowstone

SFO - WYS

SFOWYS

San Francisco

Thu 9/25

8:48 pm-1:20 pm

2 stops15h 32m

West Yellowstone

Mon 9/29

1:55 pm-8:46 am

2 stops19h 51m

$581

San FranciscoWest Yellowstone

SFO - WYS

SFOWYS

San Francisco

Fri 9/26

5:05 am-1:20 pm

1 stop7h 15m

West Yellowstone

Mon 9/29

1:55 pm-9:27 am

2 stops20h 32m

$643

San FranciscoWest Yellowstone

SFO - WYS

SFOWYS

San Francisco

Thu 10/9

5:05 am-1:20 pm

1 stop7h 15m

West Yellowstone

Sun 10/12

1:55 pm-10:55 am

2 stops22h 00m

$661

San FranciscoWest Yellowstone

SFO - WYS

SFOWYS

San Francisco

Fri 9/26

9:54 am-2:52 pm

1 stop3h 58m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from San Francisco to West Yellowstone

Have a flexible travel schedule? Discover the best time to fly to West Yellowstone from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing West Yellowstone

Get insights into the airlines that provide service to West Yellowstone. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to West Yellowstone. Reviews last updated September 11, 2025.
See what other customers who have flown with Delta and United Airlines from San Francisco to West Yellowstone have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Francisco to West Yellowstone. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Francisco to West Yellowstone?

    United Airlines can get you from San Francisco to West Yellowstone in just under 15h 15m. Your travel time can differ by up to . The distance between San Francisco and West Yellowstone is about 761 mi.

  • What are the cheapest airlines flying from San Francisco to West Yellowstone round-trip?

    Currently priced at $214, United Airlines will fly you from San Francisco to West Yellowstone and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $239.

  • Can I find deals for flights from San Francisco to West Yellowstone that include hotel bookings?

    Yes. In addition to deals on San Francisco to West Yellowstone flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to West Yellowstone?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to West Yellowstone.

  • Can I find deals for business class flights from San Francisco to West Yellowstone?

    Yes. Cheapflights offers flight deals from San Francisco to West Yellowstone by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near West Yellowstone?

Book flights to West Yellowstone if you plan to visit one of these locations
Island Park

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Top 2 airlines flying from San Francisco to West Yellowstone

Discover the top 2 airlines that operate flights from San Francisco to West Yellowstone. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$214Average$446FlexibilityNo cancel feeOn-time69%
DeltaCheapest$239Average$384FlexibilityNo cancel feeOn-timeN/A

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