Cheap flights from Seattle, WA to Ontario, Estados Unidos (SEA - ONT)

As a rule, buying flight tickets from Seattle, WA to Ontario expends a lot. Using our service of searching for cheap flight tickets, you will be able to save a significant sum of money! We will help tip to buy flight tickets from Seattle, WA to Ontario at the most favorable prices.

Out service helps you to find tickets from Seattle, WA to Ontario in the most reliable travel agencies and booking systems, including all the airline companies. We don't sell tickets and don't do any surcharges, we just find the best offers - you choose yourself where you want to buy flight tickets Seattle, WA - Ontario at the best price!

We also recommend you to look through the prices for return tickets from Ontario to Seattle, WA.

Airports

Airports in Seattle, WA: King County/Boeing (BFI), Seattle/Tacoma Intl (SEA).

Airports in Ontario: Odate Noshiro (ONO), Ontario (ONT).

Airlines are flying from Seattle, WA to Ontario

Airfares found by our users in the past 24 hours

The cheapest flight from Seattle, WA to Ontario is 78 on Frontier Airlines, departing on 01.12.2023 and returning on 05.12.2023.
The price for these dates could change. Use search to get the best price.
AirlineDeparture dateReturn datePrice
Frontier Airlines01.12.202305.12.2023from 78

Average round-trip airfares from Seattle, WA to Ontario by months

MesRound-Trip
Marzo 2024(15.03.2024 - 15.03.2024) from 148
Abril 2024(18.04.2024 - 20.04.2024) from 147
Mayo 2024(01.05.2024 - 29.05.2024) from 168
Junio 2024(09.06.2024 - 04.07.2024) from 195
Julio 2024(07.07.2024 - 23.07.2024) from 164
Agosto 2024(04.08.2024 - 28.08.2024) from 163
Septiembre 2024(22.09.2024 - 25.09.2024) from 144
Octubre 2024find now
Noviembre 2024find now
Diciembre 2024find now
Enero 2025find now
Febrero 2025find now

The price which were found by our clients for the latest several days. Given ticket prices could change. It's connected with the presence of flight tickets while booking.

Find Flights to Ontario