$300 Find Cheap Flights from San Francisco to West Yellowstone - Compare and Save

Flights from San Francisco to West Yellowstone usually depart from San Francisco (SFO) and arrive at West Yellowstone (WYS).

Only Economy Class is available on flights from San Francisco to West Yellowstone.

Connecting flights from San Francisco to West Yellowstone most commonly pass through:

• Salt Lake City (SLC) - 89% of one-stop connections
• Denver Intl (DEN) - 11% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

On the San Francisco to West Yellowstone route, being flexible with your departure day can save you up to 63%. Sunday is the cheapest day at $293 round-trip on average, while Thursday is the most expensive at $789: a $496 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

There are currently no nonstop flights available from San Francisco to West Yellowstone. Flights with 1 layover take between 4h 42m and 6h 32m in total, depending on the connection.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $552 to $1,044. That means the highest observed fare was about 89% higher than the lowest one.

One-way fares from San Francisco to West Yellowstone are currently higher than usual. Average one-way flight prices are about $406, which is 25% above the typical average for this route.

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 42m, compared with 6h 32m via Denver Intl (DEN).

West Yellowstone is 1 hour ahead of San Francisco (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Round-trip flights from San Francisco to West Yellowstone range from $333 to $597, with an average of $393 over the past 12 months. Anything below $333 counts as a good deal.