Home / Routes / KATL → KSEA3,745 scheduled

The route from Hartsfield Jackson Atlanta International Airport (KATL) in Atlanta to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 3,745 scheduled flights on this route across 10 carriers. The most active operator is DAL (DAL). Average block time is 5h 8m. Departures average 30 minutes off schedule, with 51% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-900.

Scheduled
3,745
last 473 days
ADS-B observed
832
Airlines
10
Avg dep delay
30m
Late >15 min
51.1%
Cancel rate
0.83%

Recent observed flights

From ADS-B trace data

2026-08-16 17:58  →  2026-08-16 22:59  ·  5h 1m
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2026-08-16 16:50  →  2026-08-16 21:41  ·  4h 50m
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2026-08-16 12:50  →  2026-08-16 17:47  ·  4h 57m
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2026-08-16 11:41  →  2026-08-16 16:50  ·  5h 8m
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2026-08-15 22:07  →  2026-08-16 03:14  ·  5h 7m
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2026-08-15 21:14  →  2026-08-16 02:19  ·  5h 4m
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2026-08-15 20:35  →  2026-08-16 01:22  ·  4h 47m
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2026-08-15 17:49  →  2026-08-15 22:36  ·  4h 47m
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2026-08-15 16:25  →  2026-08-15 21:18  ·  4h 52m
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2026-08-15 13:38  →  2026-08-15 18:52  ·  5h 14m
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Codeshare partnerships

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

sells DAL 1446
sells DAL 1284
sells DAL 1048
sells DAL 950
sells ASA 886
sells DAL 865
sells ASA 851
sells ASA 782
sells DAL 457
sells DAL 375
sells ASA 351
sells DAL 234
sells ASA 153
sells ASA 73
sells ASA 60
sells DAL 40

Looking for the return flight?

View KSEA → KATL