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West Yellowstone

$121+ Cheap flights from San Diego to West Yellowstone (SAN - WYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — WYS
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from San Diego to West Yellowstone

Best flights from San Diego to West Yellowstone
Discover carefully curated flight deals from San Diego to West Yellowstone that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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 5/86:32 amSAN - WYS
1 stop5h 48mUnited Airlines
Wed 5/132:02 pmWYS - SAN
1 stop8h 10mUnited Airlines
Deal found 12/14$429

Find flight deals from San Diego to West Yellowstone

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$429
(United Airlines)

One-way from

$121
(Delta)
Provider with most accurate pricing for San Diego-West Yellowstone flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-West Yellowstone flights.
Search Deals
From San Diego to West Yellowstone
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One-way flight from San Diego to West Yellowstone
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 December 15, 2025.
Use the filters below to find and compare flights from San Diego to West Yellowstone that are best for you.

Fly from

San Diego

Fly to

West Yellowstone

Route

Depart

Return

Price

San DiegoWest Yellowstone

SAN - WYS

SANWYS

San Diego

Fri 5/8

6:32 am-1:20 pm

1 stop5h 48m

West Yellowstone

Wed 5/13

2:02 pm-9:12 pm

1 stop8h 10m

$429

San DiegoWest Yellowstone

SAN - WYS

SANWYS

San Diego

Wed 6/10

6:15 am-12:21 pm

1 stop5h 06m

$121

San DiegoWest Yellowstone

SAN - WYS

SANWYS

San Diego

Wed 6/10

4:06 pm-1:20 pm

2 stops20h 14m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Compare providers for flights from San Diego 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 Diego to West Yellowstone in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-West Yellowstone flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Diego-West Yellowstone flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Diego-West Yellowstone flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-West Yellowstone flights, Cheapflights users trust eDreams the most. eDreams 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 Diego-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 Diego to West Yellowstone

Have a flexible travel schedule? Discover the best time to fly to West Yellowstone from San Diego 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.

Cheapflights Insights

Everything you need to know about your flight from San Diego to West Yellowstone

What is the cheapest month to book a flight from San Diego to West Yellowstone?

Currently, November is the cheapest month in which you can book a flight from San Diego to West Yellowstone (average of $60). Flying from San Diego to West Yellowstone in December is currently the most expensive (average of $204). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 December 15, 2025.
Read through reviews of airlines operating flights from San Diego to West Yellowstone, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

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
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

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
9,092 reviews
Delta
7.9
Good
8,008 reviews

Overall

7.9

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

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 Diego 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 Diego to West Yellowstone?

    A quick flight from San Diego to West Yellowstone can take about 5h 48m. United Airlines provides one of the quickest options available for as low as $429. There are 887 mi between San Diego and West Yellowstone.

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

    Currently priced at $233, Delta will fly you from San Diego to West Yellowstone and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $338.

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

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

  • How can I find direct flights from San Diego 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 Diego to West Yellowstone.

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

    Yes. Cheapflights offers flight deals from San Diego 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.

  • What is the cheapest month to book a flight from San Diego to West Yellowstone?

    Currently, November is the cheapest month in which you can book a flight from San Diego to West Yellowstone (average of $60). Flying from San Diego to West Yellowstone in December is currently the most expensive (average of $204). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 Diego to West Yellowstone

Discover the top 2 airlines that operate flights from San Diego 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$233Average$393FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$338Average$557FlexibilityNo cancel feeOn-time69%

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