|Best Price Found||$83||The best flight deal from Ontario to Seattle found on momondo in the last 72 hours is $83|
|Fastest flight time||2h 45m||The fastest flight from Ontario to Seattle takes 2h 45m|
|Direct flights||Fri||Direct flights go from Ontario to Seattle on Friday. The only airline offering direct flights is Alaska Airlines.|
|Airports in Seattle||3 airports||There are 3 airports near Seattle: Seattle King County/Boeing (BFI), Seattle Lake Union Spb (LKE), Seattle/Tacoma Intl (SEA)|
The cheapest time of year to fly to Seattle from Ontario is January. Most expensive is November
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
Ontario to Seattle flights are approximately 20% more expensive in the morning than at noon
Alaska Airlines, Delta, and Frontier are the most popular carriers operating from Ontario to Seattle
Ontario - Seattle/Tacoma Intl
Fly from Ontario to Seattle/Tacoma Intl for the best Ontario - Seattle flight prices
50 days before
The cheapest time to buy a flight from Ontario to Seattle is approximately 50 days to departure
Pros: Everything! From ticketing agent to all the crew on our flight back were awesome. Thank you!
Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!
They cancel our flight for next day, refund $25 until September 28 (ridiculous) and for the terrible time that I pass and lost money on Friday because I suppose to work
Flight delay for 5 hrs agent not helpful. Make me late for other plans. Very disappointed.
To ease the stress of booking flights, some of our airline partners flying from Ontario to Seattle/Tacoma Intl are responding to the global pandemic. The following airlines may have a flexible cancellation policy to help accommodate travelers: Alaska Airlines, United Airlines, and Delta.
The straight-line distance from Ontario to Seattle/Tacoma Intl is 966.6 mi. By plane, this route typically takes 2h 43m.