Cheap flights from Seattle to Ontario from C$ 131
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Ontario departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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1 adult
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Sat 4/5
Sat 11/5
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Not ready to book? Create a price alert to track prices.Easily compare round-trip flights from Seattle to Region of Ontario
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Region of Ontario by changing tabs
Multiple Airlines![Multiple Airlines]()
28 May![Multiple Airlines]()
4 Jun.
SEA9:35 a.m.Seattle/Tacoma Intl
18h 00m
1 stop
YYZ6:35 a.m.Toronto Pearson Intl
YYZ8:20 p.m.Toronto Pearson Intl
15h 12m
1 stop
SEA8:32 a.m.Seattle/Tacoma Intl
Alaska Airlines![Alaska Airlines]()
29 May![Alaska Airlines]()
10 Jun.
SEA6:50 a.m.Seattle/Tacoma Intl
4h 40m
YYZ2:30 p.m.Toronto Pearson Intl
YYZ3:40 p.m.Toronto Pearson Intl
5h 15m
SEA5:55 p.m.Seattle/Tacoma Intl
WestJet![WestJet]()
31 May![WestJet]()
12 Jun.
SEA3:30 p.m.Seattle/Tacoma Intl
12h 22m
2 stops
YYZ6:52 a.m.Toronto Pearson Intl
YYZ7:55 a.m.Toronto Pearson Intl
8h 01m
1 stop
SEA12:56 p.m.Seattle/Tacoma Intl
Delta![Delta]()
31 May![Delta]()
10 Jun.
SEA5:30 a.m.Seattle/Tacoma Intl
8h 14m
1 stop
YYZ4:44 p.m.Toronto Pearson Intl
YYZ7:23 p.m.Toronto Pearson Intl
7h 32m
1 stop
SEA11:55 p.m.Seattle/Tacoma Intl
Multiple Airlines![Multiple Airlines]()
29 May![Multiple Airlines]()
4 Jun.
SEA9:40 p.m.Seattle/Tacoma Intl
29h 55m
1 stop
YYZ6:35 a.m.Toronto Pearson Intl
YYZ8:20 p.m.Toronto Pearson Intl
15h 12m
1 stop
SEA8:32 a.m.Seattle/Tacoma Intl
Find the cheapest one-way flights from Seattle to Region of Ontario
If you're looking for one-way flights from Seattle to Region of Ontario, view some of our deals below provided by Air Canada and Sun Country Air
Multiple Airlines![Multiple Airlines]()
8 May
SEA9:40 p.m.Seattle/Tacoma Intl
29h 55m
1 stop
YYZ6:35 a.m.Toronto Pearson Intl
Sun Country Air![Sun Country Air]()
27 May
SEA11:59 p.m.Seattle/Tacoma Intl
8h 56m
1 stop
YYZ11:55 a.m.Toronto Pearson Intl
Search last-minute flights to Region of Ontario from Seattle
Find and compare round-trip flight prices for your last-minute flight from Seattle to Region of Ontario
Multiple Airlines![Multiple Airlines]()
8 May![Multiple Airlines]()
28 May
SEA9:40 p.m.Seattle/Tacoma Intl
29h 55m
1 stop
YYZ6:35 a.m.Toronto Pearson Intl
YYZ8:20 p.m.Toronto Pearson Intl
15h 25m
1 stop
SEA8:45 a.m.Seattle/Tacoma Intl
American Airlines![American Airlines]()
7 May![American Airlines]()
15 May
SEA11:43 p.m.Seattle/Tacoma Intl
12h 16m
1 stop
YYZ2:59 p.m.Toronto Pearson Intl
YYZ6:30 a.m.Toronto Pearson Intl
8h 56m
1 stop
SEA12:26 p.m.Seattle/Tacoma Intl
WestJet![WestJet]()
10 May![WestJet]()
12 May
SEA7:00 a.m.Seattle/Tacoma Intl
29h 09m
1 stop
YOW3:09 p.m.Ottawa
YOW6:00 a.m.Ottawa
9h 56m
1 stop
SEA12:56 p.m.Seattle/Tacoma Intl
Air Canada![Air Canada]()
5 May![Air Canada]()
11 May
SEA11:10 p.m.Seattle/Tacoma Intl
7h 06m
1 stop
YXU9:16 a.m.London
YXU6:00 a.m.London
7h 43m
1 stop
SEA10:43 a.m.Seattle/Tacoma Intl
Multiple Airlines![Multiple Airlines]()
8 May![Multiple Airlines]()
29 May
SEA9:40 p.m.Seattle/Tacoma Intl
29h 55m
1 stop
YYZ6:35 a.m.Toronto Pearson Intl
YYZ8:00 p.m.Toronto Pearson Intl
29h 12m
1 stop
SEA10:12 p.m.Seattle/Tacoma Intl
Best airlines flying from Seattle to Region of Ontario
Compare and see reviews for airlines that fly from Seattle to Region of Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 340 | Free Cancellation | Rating 8.0 9,116 reviews | |||
| PriceFrom C$ 412 | Free Cancellation | Rating 7.0 6,883 reviews | |||
| PriceFrom C$ 633 | Free Cancellation | Rating 7.4 11,202 reviews |
WestJet flights from Seattle to Region of Ontario
Our best WestJet deals on Seattle to Region of Ontario flight tickets
WestJet![WestJet]()
31 May![WestJet]()
12 Jun.
SEA3:30 p.m.Seattle/Tacoma Intl
12h 22m
2 stops
YYZ6:52 a.m.Toronto Pearson Intl
YYZ7:55 a.m.Toronto Pearson Intl
8h 01m
1 stop
SEA12:56 p.m.Seattle/Tacoma Intl
WestJet![WestJet]()
31 May![WestJet]()
7 Jun.
SEA3:30 p.m.Seattle/Tacoma Intl
12h 22m
2 stops
YYZ6:52 a.m.Toronto Pearson Intl
YYZ10:15 p.m.Toronto Pearson Intl
17h 41m
2 stops
SEA12:56 p.m.Seattle/Tacoma Intl
Delta flights from Seattle to Region of Ontario
Our best Delta deals on Seattle to Region of Ontario flight tickets
Delta![Delta]()
31 May![Delta]()
10 Jun.
SEA5:30 a.m.Seattle/Tacoma Intl
8h 14m
1 stop
YYZ4:44 p.m.Toronto Pearson Intl
YYZ7:23 p.m.Toronto Pearson Intl
7h 32m
1 stop
SEA11:55 p.m.Seattle/Tacoma Intl
Delta![Delta]()
9 May![Delta]()
21 May
SEA10:56 p.m.Seattle/Tacoma Intl
6h 51m
1 stop
YYZ8:47 a.m.Toronto Pearson Intl
YYZ6:34 a.m.Toronto Pearson Intl
10h 41m
1 stop
SEA2:15 p.m.Seattle/Tacoma Intl
How to get the cheapest flight ticket from Seattle to Region of Ontario
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest airline that flies to Region of Ontario from Seattle?
Alaska Airlines. Air Canada, Alaska Airlines, and United Airlines are the most popular carriers operating from Seattle to Region of Ontario
What is the cheapest Seattle to Region of Ontario flight route?
Seattle/Tacoma Intl - Toronto Pearson Intl. Fly from Seattle/Tacoma Intl to Toronto Pearson Intl for the best Seattle - Region of Ontario flight prices
Can stopping save me money on Seattle to Region of Ontario flights?
You could potentially save up to 51% on your flight if you consider stops on a Seattle to Region of Ontario flight.
Cheap Seattle to Region of Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Region of Ontario
Best price found | C$ 131 |
|---|---|
Fastest flight time | 4h 38m |
Direct flights | Mon, Wed, Thu, Fri, Sat and Sun |
Airports in Region of Ontario | 4 airports |
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Ontario?
Prices for flights from Seattle/Tacoma Intl Airport to Ontario are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Ontario?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Ontario is 3 as of April 2024.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Ontario?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents required for your trip to Ontario can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Ontario?
It is quick and easy to find Seattle to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.
Can I find flights from Seattle to Ontario with flexible booking policies on momondo?
Yes. All flights to Ontario from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Seattle to Ontario?
Once all potential Seattle to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Seattle to Ontario right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Seattle to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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