Seattle to Ontario: buy now or wait?
Your call FareScore 46/100
€90 Today's best fare
Cheaper than 46% of what we have seen
23 Sep Frontier Airlines Direct
See this fare The booking happens on our partner site. The price you see there is the price you pay; they pay us, you do not.
All fares Seattle → Ontario
Cheapest first. Every price is live and goes straight to booking.
What the history says
Prices recorded 32
Typical price €90
Lowest we saw €53
Based on 32 prices we recorded on this exact route, compared against the same departure month.
Best booking window
28–41 days — is when this route has been cheapest to book: €55 typical, on 5 observations. That is about €47 less than booking in the last two weeks.
Cheapest months to fly to Ontario
October €55 8 observations
November €85 7 observations
September €99 17 observations
Hotels in Ontario for these dates
Check-in the day you land, check-out three nights later.
See places to staySave €200+ on every trip
Five minutes of setup, and it works on every flight after this one.
We will tell you the day it drops
One email, only when the fare on this route goes below the typical price.
