
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $369 (CheapOair) |
One-way from | $158 (CheapOair) |
Popular in | July |
Cheapest in | January |
Average price | $500 |
Good round-trip deal | $611 or less |
Good one-way deal | $392 or less |
Fly from
Fly to
Route
Depart
Return
SeattleToronto
SEA - YKF
SEAYKF
Seattle/Tacoma Intl
Fri 8/14
7:35 pm-7:50 pm
1 stop21h 15m
Toronto Region of Waterloo Intl
Mon 8/17
8:40 pm-9:40 am
1 stop16h 00m
SeattleMontreal
SEA - YUL
SEAYUL
Seattle/Tacoma Intl
Sun 10/4
10:30 am-12:25 am
2 stops10h 55m
Montreal Pierre Elliott Trudeau Intl
Sat 10/10
6:45 am-6:45 pm
2 stops15h 00m
SeattleMontreal
SEA - YUL
SEAYUL
Seattle/Tacoma Intl
Thu 8/27
7:35 pm-7:05 am
1 stop8h 30m
Montreal Pierre Elliott Trudeau Intl
Sun 8/30
8:00 pm-6:45 pm
1 stop25h 45m
SeattleToronto
SEA - YKF
SEAYKF
Seattle/Tacoma Intl
Thu 7/9
7:35 pm-7:50 pm
1 stop21h 15m
Toronto Region of Waterloo Intl
Tue 7/14
8:40 pm-9:40 am
1 stop16h 00m
SeattleToronto
SEA - YKF
SEAYKF
Seattle/Tacoma Intl
Thu 7/23
7:00 am-7:50 pm
1 stop9h 50m
Toronto Region of Waterloo Intl
Tue 7/28
8:40 pm-9:00 pm
1 stop27h 20m
SeattleToronto
SEA - YYZ
SEAYYZ
Seattle/Tacoma Intl
Thu 9/17
8:00 am-3:50 pm
Nonstop4h 50m
Toronto Pearson Intl
Sun 9/20
7:30 am-2:28 pm
1 stop9h 58m
SeattleOttawa
SEA - YOW
SEAYOW
Seattle/Tacoma Intl
Tue 7/7
7:35 pm-7:20 pm
1 stop20h 45m
Ottawa
Tue 7/14
6:55 am-6:45 pm
2 stops14h 50m
SeattleHamilton
SEA - YHM
SEAYHM
Seattle/Tacoma Intl
Fri 8/21
7:00 am-5:15 pm
1 stop7h 15m
Hamilton
Mon 8/24
6:10 pm-9:40 am
1 stop18h 30m
SeattleMontreal
SEA - YUL
SEAYUL
Seattle/Tacoma Intl
Wed 9/23
9:10 am-11:57 pm
1 stop11h 47m
Montreal Pierre Elliott Trudeau Intl
Sat 9/26
7:00 am-12:58 pm
1 stop8h 58m
SeattleMontreal
SEA - YUL
SEAYUL
Seattle/Tacoma Intl
Wed 9/23
9:10 am-11:57 pm
1 stop11h 47m
Montreal Pierre Elliott Trudeau Intl
Wed 9/30
5:10 pm-10:02 pm
1 stop7h 52m
Currently, November is the cheapest month in which you can book a flight from Seattle to Region of Ontario (average of $88). Flying from Seattle to Region of Ontario in May is currently the most expensive (average of $159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Region of Ontario as you normally would.
The most flights from SEA to CAON are scheduled on a Monday (5 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (2 on average).
The price you pay for your flight from Seattle to Region of Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Jun 2026
SEA - RNO
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Jun 2026
SEA - RNO
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Jun 2026
SEA - RNO
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Jun 2026
SEA - RNO
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Jun 2026
SEA - RNO
Comfort
Overall
Boarding
Entertainment
Food
Crew
Reviews
Anonymous,Jun 2026
SEA - RNO
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$132 | Average$482 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$142 | Average$408 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$226 | Average$352 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$250 | Average$451 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$277 | Average$500 | FlexibilityNo cancel fee | On-time69% |