Flights New York → San Diego — September 25, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Friday, September 25, 2026 on the New York–San Diego route: 1 stop itinerary (2 flights) via Dallas/Fort Worth (DFW), from New York LaGuardia (LGA) to San Diego International (SAN), first flight Frontier Airlines F93423, departs 8:29 PM, arrives 8:18 AM the next day, total travel time 14h 49m including layovers, flight time 7h 7m (layovers excluded), $192 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 11, 2026, 04:48 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: Alaska Airlines AS25, from New York JFK (JFK) to San Diego International (SAN), departs 4:29 PM, arrives 7:35 PM, direct, 6h 6m, $199 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable.