Home / Routes / KSEA → KSLC5,764 scheduled

The route from Seattle Tacoma International Airport (KSEA) in Seattle to Salt Lake City International Airport (KSLC) in Salt Lake City. SkyMeter tracks roughly 5,764 scheduled flights on this route across 16 carriers. The most active operator is DAL (DAL). Average block time is 1h 51m. Departures average 27 minutes off schedule, with 51% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-800.

Scheduled
5,764
last 536 days
ADS-B observed
872
Airlines
16
Avg dep delay
27m
Late >15 min
51.2%
Cancel rate
0.71%

Recent observed flights

From ADS-B trace data

2026-10-19 20:25  →  2026-10-19 22:31  ·  2h 5m
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2026-10-19 16:43  →  2026-10-19 18:49  ·  2h 6m
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2026-10-19 02:42  →  2026-10-19 04:34  ·  1h 52m
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2026-10-19 00:00  →  2026-10-19 02:09  ·  2h 9m
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2026-10-18 21:40  →  2026-10-18 23:37  ·  1h 56m
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2026-10-18 16:41  →  2026-10-18 18:36  ·  1h 55m
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2026-10-18 15:10  →  2026-10-18 17:02  ·  1h 52m
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2026-10-18 12:23  →  2026-10-18 14:12  ·  1h 49m
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2026-10-18 11:51  →  2026-10-18 13:44  ·  1h 52m
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2026-10-18 03:39  →  2026-10-18 05:25  ·  1h 46m
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Codeshare partnerships

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

sells ASA 1795
sells ASA 1559
sells DAL 1294
sells ASA 1034
sells DAL 950
sells DAL 875
sells DAL 679
sells ASA 593
sells ASA 531
sells DAL 489
sells ASA 488
sells DAL 464
sells ASA 393
sells ASA 360
sells ASA 356
sells ASA 106
sells FFT 93
sells ASA 69
sells DAL 54
sells DAL 3

Looking for the return flight?

View KSLC → KSEA