Flights Seattle → New York — September 13, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Sunday, September 13, 2026 on the Seattle–New York route: 1 stop itinerary (2 flights) via Chicago O'Hare (ORD), from Seattle-Tacoma (SEA) to New York LaGuardia (LGA), first flight United Airlines UA747, departs 11:00 PM, arrives 12:23 PM the next day, total travel time 10h 23m including layovers, flight time 6h 29m (layovers excluded), $277 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 9, 2026 and read by AirSource on September 10, 2026, 21:23 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: United Airlines UA2017, from Seattle-Tacoma (SEA) to Newark Liberty (EWR), departs 10:58 PM, arrives 7:10 AM the next day, direct, 5h 12m, $304 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable.