Cheapest return flights from Phoenix to San Francisco in April from $123
AirHint found the following cheapest return flights from Phoenix (PHX) to San Francisco (SFO) in April 2025 (see full year).
Return flights
| 14 Apr - 21 Apr | Frontier Airlines | direct |
Also check the deals for one-way flights from Phoenix to San Francisco in April.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
