Flights New York → Washington — September 22, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Tuesday, September 22, 2026 on the New York–Washington route: 1 stop itinerary (2 flights) via Atlanta Hartsfield-Jackson (ATL), from New York LaGuardia (LGA) to Washington Dulles (IAD), first flight Frontier Airlines F93453, departs 4:55 PM, arrives 12:10 AM the next day, total travel time 7h 15m including layovers, flight time 4h 31m (layovers excluded), $115 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 7, 2026 and read by AirSource on September 10, 2026, 19:00 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: American Airlines AA4773, from New York LaGuardia (LGA) to Washington Reagan National (DCA), departs 1:29 PM, arrives 2:58 PM, direct, 1h 29m, $139 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable.