- Cheapest fare
- $258
- Cheapest month
- November
- Direct flights
- Not recently
- Quickest trip
- 3h 49m
Alaska Airlines · Thu, Nov 12
from $258
Usually 1+ stop
1,080 km
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Cheapest month to fly from Idaho Falls to San Francisco
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About flights from Idaho Falls to San Francisco
Idaho Falls (IDA) and San Francisco (SFO) are about 1,080 km apart. We haven't seen direct fares on this route recently, so expect at least one stop; the quickest journey we've seen takes about 3h 49m. Over the next few months, one-way fares start from $258, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Idaho Falls to San Francisco?
The cheapest one-way fare we've seen recently is $258 with Alaska Airlines, departing Thursday, November 12, 2026.
What is the cheapest month to fly from Idaho Falls to San Francisco?
November 2026 currently has the lowest fares, from $258 one way.
Are there direct flights from Idaho Falls to San Francisco?
We haven't seen direct fares recently, so most journeys include at least one stop.
How long is the flight from Idaho Falls to San Francisco?
The quickest journey we've seen takes about 3h 49m. Idaho Falls and San Francisco are around 1,080 km apart.
Which airlines fly from Idaho Falls to San Francisco?
Recent fares on this route were with Alaska Airlines.
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