−62%Verified fare
PHX → San Francisco
United States · Frontier · Nonstop
$38 round trip
Usually ~$100 · Feb 2027
Feb 13 → Feb 20 · hotels from ~$178/nightSee it on Google Flights →
United, American, Southwest and Frontier fly nonstop from Phoenix to San Francisco. The flight takes about 2h 15m to SFO.
| From | Phoenix Sky Harbor (PHX) |
|---|---|
| To | SFO, Oakland (OAK), San Jose (SJC) |
| Nonstop airlines | SFO: United, American, Southwest, Frontier Oakland: Southwest San Jose: American, Southwest |
| Flight time | About 2h 15m to SFO (about 650 miles) |
| Cheapest month | February (median about $174 round trip) |
| Most expensive | September and June |
| Typical round trip | $163 to $317 to SFO |
| Best time to book | About 9 weeks ahead |
| Google Flights typical price | About $100 round trip, for the dates we checked recently |
February is usually the cheapest month to fly from Phoenix to San Francisco, with a median round trip around $174. September and June cost the most, around $267 and $265. Most round trips have cost $163 to $317 to SFO.
Booking about 9 weeks before departure has saved the most on this route, about 44% compared with booking in the last two weeks.
Those are typical prices. Our daily scan looks for fares well below them: when one shows up from PHX, it appears at the top of this page and goes out by email.
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SFO: United, American, Southwest, Frontier; Oakland: Southwest; San Jose: American, Southwest. Schedules change, so check before booking.
About 2h 15m to SFO (about 650 miles).
February is usually the cheapest month to fly from Phoenix to San Francisco, with a median round trip around $174. September and June cost the most, around $267 and $265. Most round trips have cost $163 to $317 to SFO.
Booking about 9 weeks before departure has saved the most on this route, about 44% compared with booking in the last two weeks.
Be flexible on dates, compare the nearby airports listed above, and watch for fare drops. Our free newsletter checks fares from PHX every morning and only sends fares at least 20% below the typical price for that route and dates.
Prices are round-trip medians over the past 12 months from KAYAK route data, checked October 2026. Nonstop airlines from Phoenix Sky Harbor and airline schedules as of October 2026. Fares and schedules change, so confirm before you book.