Flights San Francisco → New York — September 21, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Monday, September 21, 2026 on the San Francisco–New York route: 1 stop itinerary (2 flights) via Atlanta Hartsfield-Jackson (ATL), from San Francisco International (SFO) to New York JFK (JFK), first flight Frontier Airlines F91448, departs 10:05 PM, arrives 11:50 AM the next day, total travel time 10h 45m including layovers, flight time 7h 8m (layovers excluded), $213 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 8, 2026 and read by AirSource on September 10, 2026, 19:03 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: American Airlines AA148, from San Francisco International (SFO) to New York JFK (JFK), departs 3:10 PM, arrives 11:59 PM, direct, 5h 49m, $278 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable.