Home / Routes / KDTW → KSEA2,460 scheduled

The route from Detroit Metropolitan Wayne County Airport (KDTW) in Detroit to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 2,460 scheduled flights on this route across 9 carriers. The most active operator is DAL (DAL). Average block time is 4h 33m. Departures average 29 minutes off schedule, with 53% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-900.

Scheduled
2,460
last 494 days
ADS-B observed
563
Airlines
9
Avg dep delay
29m
Late >15 min
52.8%
Cancel rate
1.10%

Recent observed flights

From ADS-B trace data

2026-09-08 16:52  →  2026-09-08 21:32  ·  4h 40m
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2026-09-08 12:35  →  2026-09-08 17:37  ·  5h 1m
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2026-09-08 10:59  →  2026-09-08 15:55  ·  4h 56m
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2026-09-08 09:55  →  2026-09-08 14:29  ·  4h 33m
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2026-09-08 00:06  →  2026-09-08 04:40  ·  4h 34m
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2026-09-06 16:39  →  2026-09-06 21:15  ·  4h 35m
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2026-09-06 12:39  →  2026-09-06 17:15  ·  4h 36m
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2026-09-06 10:50  →  2026-09-06 15:26  ·  4h 36m
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2026-09-06 09:59  →  2026-09-06 14:28  ·  4h 29m
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2026-09-05 21:34  →  2026-09-06 02:17  ·  4h 42m
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Codeshare partnerships

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

sells DAL 585
sells DAL 567
sells ASA 526
sells ASA 520
sells ASA 469
sells DAL 449
sells ASA 356
sells DAL 337
sells DAL 106
sells DAL 106
sells ASA 67

Looking for the return flight?

View KSEA → KDTW