Flights from Ontario to Seattle starting at $62

Cheap flights for the route Ontario – Seattle (ONT – SEA)

Jetradar will find you the cheapest airfare for Ontario – Seattle by comparing the costs of flights to Seattle using 45 agencies, five booking systems, and 728 airlines. Where exactly you buy tickets for Ontario – Seattle is up to you.

Please keep in mind that, depending on the number of days remaining until your departure, the price of a ticket for Ontario – Seattle could change by more than 39%.

Jetradar suggests purchasing tickets for Ontario – Seattle in advance so you can choose your flight conditions and focus on your preferences and financial capabilities.

General flight information for the route Ontario – Seattle
  • The distance between Ontario and Seattle is: 968 miles (1559 kilometers)
  • Average flight time from Ontario to Seattle: 3hrs. 22min.
  • Frequency of flights from Ontario to Seattle:6 times a week

Airfare for Ontario – Seattle by month *

MonthOne-wayRound-trip
April 201901.04.2019check26.04 - 28.04.2019$244
May 201910.05.2019$6217.05 - 18.05.2019$133
June 201918.06.2019$6311.06 - 18.06.2019$127
July 201906.07.2019$9803.07 - 09.07.2019$227
August 201925.08.2019$7601.08 - 08.08.2019check
September 201901.09.2019check01.09 - 08.09.2019check
October 201901.10.2019check01.10 - 08.10.2019check
November 201901.11.2019check24.11 - 30.11.2019$338
December 201901.12.2019check21.12 - 28.12.2019$321
January 202001.01.2020check01.01 - 08.01.2020check
February 202001.02.2020check01.02 - 08.02.2020check
March 202001.03.2020check01.03 - 08.03.2020check

* Prices found by users over the last 48 hours that do not represent an offer.

Least expensive flight from Ontario to Seattle found by our users over the last 48 hours: ticket with Alaska Airlines with a departure on 10.05.2019 and a cost of 62 US dollars . Find this ticket

Fastest flight from Ontario to Seattle: ticket with Southwest Airlines with a departure nearest to 20.04.2019 and a duration of 3hrs. 45min.. Find this ticket

Direct flights for the route Ontario – Seattle
FlightDepartureDurationArrivalDeparture days
Airports that offer Ontario – Seattle flights

Ontario airports from which there are flights to Seattle:

  • Ontario International Airport (ONT)

Seattle airports accepting flights from Ontario:

  • Seattle-Tacoma International Airport (SEA)