Flights Phoenix → San Francisco — September 11, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Friday, September 11, 2026 on the Phoenix–San Francisco route: 1 stop itinerary (2 flights) via Denver International (DEN), from Phoenix Sky Harbor (PHX) to San Francisco International (SFO), first flight Frontier Airlines F94768, departs 9:15 AM, arrives 3:39 PM, total travel time 6h 24m including layovers, flight time 4h 47m (layovers excluded), $147 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable. Price found in an Aviasales search on September 4, 2026 and read by AirSource on September 10, 2026, 21:21 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: United Airlines UA2097, from Phoenix Sky Harbor (PHX) to San Francisco International (SFO), departs 7:37 PM, arrives 9:41 PM, direct, 2h 4m, $153 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable.