58% below the usual price for January 2027 travel from Phoenix Sky Harbor.
| Route | Phoenix (PHX) → San Francisco (SFO), United States |
|---|---|
| Price | $43 round trip, economy, one adult |
| Usual price | About $103 (Google Flights' typical price for the same route and dates) |
| Saving | 58% below typical |
| Airline | Frontier |
| Stops | Nonstop |
| Travel month | January 2027 |
| Found | October 2026 |
We found this fare during our daily scan of flights from Phoenix Sky Harbor. It was 58% below what Google Flights considers a typical price for these dates, which is why it made our list. Round-trip fares from PHX to San Francisco usually cost around $103.
United, American, Southwest and Frontier fly nonstop from Phoenix to San Francisco. The flight takes about 2h 15m to SFO.
Nonstop airlines, cheapest months and when to book: Phoenix to San Francisco →
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