$300+ 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — WYS
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to West Yellowstone with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to West Yellowstone
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Cheapest flights from San Francisco to West YellowstoneExplore 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, 2026.
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, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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.
Sat 9/125:45 am -
1 stop4h 02m
Sat 9/1911:29 am -
1 stop5h 55m
Deal found 9/7![Delta logo]()
$439
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.
Fri 10/25:00 am -
1 stop7h 30m
Tue 10/62:05 pm -
1 stop6h 29m
Deal found 9/9![United Airlines logo]()
$552
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.
Wed 10/712:28 pm -
2 stops24h 02m
Wed 10/142:05 pm -
2 stops18h 28m
Deal found 9/9![United Airlines logo]()
$565
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.
Thu 9/245:45 am -
1 stop4h 02m
Mon 9/2811:29 am -
2 stops11h 05m
Deal found 9/9![Delta logo]()
$574
This Delta deal was found by Cheapflights users on 9/7. 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.
Fri 9/185:45 am -
1 stop4h 02m
Tue 9/2211:29 am -
1 stop5h 55m
Deal found 9/7![Delta logo]()
$604
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.
Thu 10/110:44 pm -
2 stops13h 46m
Mon 10/52:05 pm -
2 stops24h 10m
Deal found 9/9![United Airlines logo]()
$623
This Delta deal was found by Cheapflights users on 9/6. 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.
Sun 9/205:45 am -
1 stop4h 02m
Wed 9/2311:29 am -
2 stops9h 11m
Deal found 9/6![Delta logo]()
$624
Best flights from San Francisco to West YellowstoneDiscover carefully curated flight deals from San Francisco to West Yellowstone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from San Francisco to West Yellowstone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
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.
Fri 10/25:00 am -
1 stop7h 30m
Tue 10/62:05 pm -
1 stop6h 29m
Deal found 9/9![United Airlines logo]()
$552
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.
Thu 9/245:45 am -
1 stop4h 02m
Mon 9/2811:29 am -
1 stop5h 55m
Deal found 9/9![Delta logo]()
$619
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.
Wed 10/712:28 pm -
2 stops24h 02m
Wed 10/142:05 pm -
2 stops18h 28m
Deal found 9/9![United Airlines logo]()
$565
This Delta deal was found by Cheapflights users on 9/6. 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.
Sun 9/205:45 am -
1 stop4h 02m
Wed 9/2311:29 am -
2 stops9h 11m
Deal found 9/6![Delta logo]()
$624
This Delta deal was found by Cheapflights users on 9/8. 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 9/235:45 am -
1 stop4h 02m
Sun 9/2711:29 am -
1 stop5h 55m
Deal found 9/8![Delta logo]()
$629
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.
Fri 10/29:10 pm -
2 stops15h 20m
Mon 10/52:05 pm -
1 stop26h 10m
Deal found 9/9![United Airlines logo]()
$638
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:55 pm -
2 stops17h 35m
Thu 10/152:05 pm -
1 stop9h 46m
Deal found 9/10![United Airlines logo]()
$667
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.
Fri 9/255:45 am -
1 stop4h 02m
Tue 9/2911:29 am -
1 stop5h 55m
Deal found 9/9![Delta logo]()
$684
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Fri 9/185:00 am -
1 stop7h 20m
Tue 9/221:55 pm -
1 stop6h 43m
Deal found 9/7![United Airlines logo]()
$702
Last-minute flights from San Francisco to West YellowstoneDiscover last-minute flight deals from San Francisco to West Yellowstone. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to West Yellowstone. Data last updated September 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/7. 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.
Sat 9/125:45 am -
1 stop4h 02m
Sat 9/1911:29 am -
1 stop5h 55m
Deal found 9/7![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 9/7. 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.
Fri 9/185:45 am -
1 stop4h 02m
Tue 9/2211:29 am -
1 stop5h 55m
Deal found 9/7![Delta logo]()
$604
This Delta deal was found by Cheapflights users on 9/6. 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.
Sun 9/205:45 am -
1 stop4h 02m
Wed 9/2311:29 am -
2 stops9h 11m
Deal found 9/6![Delta logo]()
$624
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.
Thu 9/245:45 am -
1 stop4h 02m
Mon 9/2811:29 am -
2 stops11h 05m
Deal found 9/9![Delta logo]()
$574
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.
Thu 10/110:44 pm -
2 stops13h 46m
Mon 10/52:05 pm -
2 stops24h 10m
Deal found 9/9![United Airlines logo]()
$623
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.
Fri 10/25:00 am -
1 stop7h 30m
Tue 10/62:05 pm -
1 stop6h 29m
Deal found 9/9![United Airlines logo]()
$552
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.
Wed 10/712:28 pm -
2 stops24h 02m
Wed 10/142:05 pm -
2 stops18h 28m
Deal found 9/9![United Airlines logo]()
$565
One-way flights from San Francisco to West YellowstoneSearch for one-way flight options from San Francisco to West Yellowstone. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from San Francisco to West Yellowstone. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 10/125:00 am -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Fri 9/255:00 am -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$317
Find 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, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $552 (United Airlines) |
One-way from | $300 (United Airlines) |
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 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from San Francisco to West Yellowstone that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Mon 10/12
5:00 am-1:30 pm
1 stop7h 30m
West Yellowstone
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$300
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Fri 9/25
5:00 am-1:30 pm
1 stop7h 30m
West Yellowstone
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$317
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Fri 10/2
5:00 am-1:30 pm
1 stop7h 30m
West Yellowstone
Tue 10/6
2:05 pm-7:34 pm
1 stop6h 29m
$552
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Wed 10/7
12:28 pm-1:30 pm
2 stops24h 02m
West Yellowstone
Wed 10/14
2:05 pm-7:33 am
2 stops18h 28m
$565
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Thu 9/24
5:45 am-10:47 am
1 stop4h 02m
West Yellowstone
Mon 9/28
11:29 am-4:24 pm
1 stop5h 55m
$619
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Sun 9/20
5:45 am-10:47 am
1 stop4h 02m
West Yellowstone
Wed 9/23
11:29 am-7:40 pm
2 stops9h 11m
$624
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Wed 9/23
5:45 am-10:47 am
1 stop4h 02m
West Yellowstone
Sun 9/27
11:29 am-4:24 pm
1 stop5h 55m
$629
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Fri 10/2
9:10 pm-1:30 pm
2 stops15h 20m
West Yellowstone
Mon 10/5
2:05 pm-3:15 pm
1 stop26h 10m
$638
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Mon 10/12
6:55 pm-1:30 pm
2 stops17h 35m
West Yellowstone
Thu 10/15
2:05 pm-10:51 pm
1 stop9h 46m
$667
San FranciscoWest Yellowstone
SFO San Francisco - WYS West Yellowstone
SFOWYS
San Francisco
Fri 9/25
5:45 am-10:47 am
1 stop4h 02m
West Yellowstone
Tue 9/29
11:29 am-4:24 pm
1 stop5h 55m
$684
Showing 1-10 of 11 resultsSorted by cheapest first
Compare providers for flights from San Francisco to West Yellowstone
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to West Yellowstone in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-West Yellowstone flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-West Yellowstone flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-West Yellowstone flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-West Yellowstone flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-West Yellowstone flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
SFO-WYS
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, 2026.
See what other customers who have flown with Delta 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.
Comfort
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Comfort
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
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.
Traveling to a place near West Yellowstone?
Book flights to West Yellowstone if you plan to visit one of these locationsIsland Park
Gardiner
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Complete your trip
Complete your trip to West Yellowstone by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from San Francisco to West Yellowstone, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and West Yellowstone flights
Browse other San Francisco and West Yellowstone flight options. Last updated on September 11, 2026.
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Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
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Other flights to West Yellowstone
Explore flights to West Yellowstone departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Top airline flying from San Francisco to West Yellowstone
Discover the top airline 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$253 | Average$398 | FlexibilityNo cancel fee | On-timeN/A |