United Airlines flights from Toronto Pearson (YYZ) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 08:15 Toronto Pearson (YYZ) 1 10:41 Seattle-Tacoma (SEA)
United Airlines UA 8270 Non-stop Boeing 737 MAX 8 (7M8) 5:26 Valid until 2024-09-02
Codeshare flight, operated by Air Canada.(AC 541)
Daily 08:15 Toronto Pearson (YYZ) 1 10:33 Seattle-Tacoma (SEA)
United Airlines UA 8270 Non-stop Airbus A220-300 (223) 5:18 Effective 2025-05-01 through 2025-06-16
Codeshare flight, operated by Air Canada.(AC 541)
Daily 08:15 Toronto Pearson (YYZ) 1 10:41 Seattle-Tacoma (SEA)
United Airlines UA 8270 Non-stop Airbus A220-300 (223) 5:26 Effective from 2025-06-17
Codeshare flight, operated by Air Canada.(AC 541)
Daily 08:25 Toronto Pearson (YYZ) 1 10:46 Seattle-Tacoma (SEA)
United Airlines UA 8270 Non-stop Airbus A220-300 (223) 5:21 Effective 2024-09-03 through 2024-09-30
Codeshare flight, operated by Air Canada.(AC 541)
Daily 08:25 Toronto Pearson (YYZ) 1 10:46 Seattle-Tacoma (SEA)
United Airlines UA 8270 Non-stop Airbus A320 (320) 5:21 Effective 2024-10-01 through 2024-10-26
Codeshare flight, operated by Air Canada.(AC 541)
Daily 18:55 Toronto Pearson (YYZ) 1 21:20 Seattle-Tacoma (SEA)
United Airlines UA 8525 Non-stop Airbus A220-300 (223) 5:25 Effective 2024-10-27 through 2025-04-30
Codeshare flight, operated by Air Canada.(AC 543)
Daily 19:25 Toronto Pearson (YYZ) 1 21:43 Seattle-Tacoma (SEA)
United Airlines UA 8525 Non-stop Airbus A220-300 (223) 5:18 Effective from 2025-05-01
Codeshare flight, operated by Air Canada.(AC 543)
Daily 19:50 Toronto Pearson (YYZ) 1 22:11 Seattle-Tacoma (SEA)
United Airlines UA 8525 Non-stop Airbus A220-300 (223) 5:21 Effective 2024-09-03 through 2024-09-30
Codeshare flight, operated by Air Canada.(AC 543)
Daily 19:55 Toronto Pearson (YYZ) 1 22:16 Seattle-Tacoma (SEA)
United Airlines UA 8525 Non-stop Airbus A320 (320) 5:21 Effective 2024-10-01 through 2024-10-26
Codeshare flight, operated by Air Canada.(AC 543)
Daily 20:05 Toronto Pearson (YYZ) 1 22:23 Seattle-Tacoma (SEA)
United Airlines UA 8525 Non-stop Boeing 737 MAX 8 (7M8) 5:18 Valid until 2024-09-02
Codeshare flight, operated by Air Canada.(AC 543)




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United Airlines flights from Toronto Pearson (YYZ) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
United Airlines UA8270
08:15
Toronto Pearson (YYZ) 1

10:41
Seattle-Tacoma (SEA)
Valid until 2024-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 541)
Duration: 5:26, non-stop
Boeing 737 MAX 8 (7M8)
United Airlines UA8270
08:15
Toronto Pearson (YYZ) 1

10:33
Seattle-Tacoma (SEA)
Effective 2025-05-01 through 2025-06-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 541)
Duration: 5:18, non-stop
Airbus A220-300 (223)
United Airlines UA8270
08:15
Toronto Pearson (YYZ) 1

10:41
Seattle-Tacoma (SEA)
Effective from 2025-06-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 541)
Duration: 5:26, non-stop
Airbus A220-300 (223)
United Airlines UA8270
08:25
Toronto Pearson (YYZ) 1

10:46
Seattle-Tacoma (SEA)
Effective 2024-09-03 through 2024-09-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 541)
Duration: 5:21, non-stop
Airbus A220-300 (223)
United Airlines UA8270
08:25
Toronto Pearson (YYZ) 1

10:46
Seattle-Tacoma (SEA)
Effective 2024-10-01 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 541)
Duration: 5:21, non-stop
Airbus A320 (320)
United Airlines UA8525
18:55
Toronto Pearson (YYZ) 1

21:20
Seattle-Tacoma (SEA)
Effective 2024-10-27 through 2025-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 543)
Duration: 5:25, non-stop
Airbus A220-300 (223)
United Airlines UA8525
19:25
Toronto Pearson (YYZ) 1

21:43
Seattle-Tacoma (SEA)
Effective from 2025-05-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 543)
Duration: 5:18, non-stop
Airbus A220-300 (223)
United Airlines UA8525
19:50
Toronto Pearson (YYZ) 1

22:11
Seattle-Tacoma (SEA)
Effective 2024-09-03 through 2024-09-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 543)
Duration: 5:21, non-stop
Airbus A220-300 (223)
United Airlines UA8525
19:55
Toronto Pearson (YYZ) 1

22:16
Seattle-Tacoma (SEA)
Effective 2024-10-01 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 543)
Duration: 5:21, non-stop
Airbus A320 (320)
United Airlines UA8525
20:05
Toronto Pearson (YYZ) 1

22:23
Seattle-Tacoma (SEA)
Valid until 2024-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Air Canada. (AC 543)
Duration: 5:18, non-stop
Boeing 737 MAX 8 (7M8)
  • An international route departing from Toronto Pearson airport, Canada (YYZ) and arriving at Seattle-Tacoma airport, United States (SEA).
  • The flight distance is 2053 miles, or 3304 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 5:18 and 5:26.
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