Home / Routes / CYYZ → KSEA835 scheduled

The route from Lester B. Pearson International Airport (CYYZ) in Toronto to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 835 scheduled flights on this route across 7 carriers. The most active operator is ASA (ASA). Average block time is 4h 59m. Departures average 42 minutes off schedule, with 67% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS-BOMBARDIER Airbus A220-300.

Scheduled
835
last 487 days
ADS-B observed
147
Airlines
7
Avg dep delay
42m
Late >15 min
67.3%
Cancel rate
1.80%

Recent observed flights

From ADS-B trace data

2026-09-01 22:42  →  2026-09-02 04:38  ·  5h 55m
Replay
2026-09-01 21:00  →  2026-09-02 02:10  ·  5h 10m
Replay
2026-09-01 00:00  →  2026-09-01 04:56  ·  4h 56m
Replay
2026-08-31 22:12  →  2026-09-01 03:42  ·  5h 30m
Replay
2026-08-30 23:33  →  2026-08-31 05:03  ·  5h 29m
Replay
2026-08-30 20:43  →  2026-08-31 02:13  ·  5h 30m
Replay
2026-08-29 22:42  →  2026-08-30 04:05  ·  5h 23m
Replay
2026-08-29 20:53  →  2026-08-30 02:04  ·  5h 11m
Replay
2026-08-28 23:15  →  2026-08-29 04:48  ·  5h 33m
Replay
2026-08-28 20:44  →  2026-08-29 02:08  ·  5h 23m
Replay

Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells ACA 359
sells ASA 356
sells ASA 284
sells ASA 130
sells ACA 112

Looking for the return flight?

View KSEA → CYYZ