Home / Routes / KSFO → KIAH3,792 scheduled

The route from San Francisco International Airport (KSFO) in San Francisco to George Bush Intercontinental Houston Airport (KIAH) in Houston. SkyMeter tracks roughly 3,792 scheduled flights on this route across 10 carriers. The most active operator is UAL (UAL). Average block time is 3h 49m. Departures average 27 minutes off schedule, with 63% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737 MAX 9.

Scheduled
3,792
last 445 days
ADS-B observed
699
Airlines
10
Avg dep delay
27m
Late >15 min
62.8%
Cancel rate
0.42%

Recent observed flights

From ADS-B trace data

2026-07-19 19:16  →  2026-07-19 23:14  ·  3h 58m
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2026-07-19 18:09  →  2026-07-19 22:07  ·  3h 57m
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2026-07-19 15:57  →  2026-07-19 20:12  ·  4h 14m
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2026-07-19 14:06  →  2026-07-19 17:53  ·  3h 46m
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2026-07-19 11:59  →  2026-07-19 15:46  ·  3h 47m
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2026-07-19 07:09  →  2026-07-19 11:04  ·  3h 55m
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2026-07-19 02:04  →  2026-07-19 05:57  ·  3h 53m
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2026-07-18 17:57  →  2026-07-18 21:39  ·  3h 41m
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2026-07-18 16:01  →  2026-07-18 19:52  ·  3h 51m
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2026-07-18 14:04  →  2026-07-18 17:46  ·  3h 41m
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Codeshare partnerships

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

sells UAL 3536
sells UAL 3024
sells UAL 805
sells UAL 713
sells UAL 356
sells UAL 103
sells UAL 1
sells UAL 1

Looking for the return flight?

View KIAH → KSFO