Home / Routes / KIAH → KSAT3,662 scheduled

The route from George Bush Intercontinental Houston Airport (KIAH) in Houston to San Antonio International Airport (KSAT) in San Antonio. SkyMeter tracks roughly 3,662 scheduled flights on this route across 39 carriers. The most active operator is UAL (UAL). Average block time is 1h 4m. Departures average 32 minutes off schedule, with 60% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer 175 long wing.

Scheduled
3,662
last 473 days
ADS-B observed
751
Airlines
39
Avg dep delay
32m
Late >15 min
60.1%
Cancel rate
0.85%

Recent observed flights

From ADS-B trace data

2026-08-22 21:44  →  2026-08-22 22:17  ·  33m
Replay
2026-08-22 19:44  →  2026-08-22 20:15  ·  31m
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2026-08-22 17:31  →  2026-08-22 18:04  ·  33m
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2026-08-22 14:44  →  2026-08-22 15:18  ·  34m
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2026-08-22 12:51  →  2026-08-22 13:29  ·  38m
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2026-08-22 02:54  →  2026-08-22 03:26  ·  32m
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2026-08-22 01:32  →  2026-08-22 02:06  ·  33m
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2026-08-22 00:24  →  2026-08-22 00:58  ·  34m
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2026-08-21 22:00  →  2026-08-21 22:33  ·  33m
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2026-08-21 20:26  →  2026-08-21 21:15  ·  48m
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Codeshare partnerships

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

sells UAL 2854
sells UAL 1611
sells UAL 1083
sells UAL 706
sells UAL 361
sells UAL 361
sells UAL 285
sells DAL 4
sells DAL 4
sells DAL 4
sells DAL 3
sells AAL 2
sells DAL 2
sells DAL 2
sells DAL 2
sells AAL 1
sells DAL 1
sells AAL 1
sells DAL 1
sells DAL 1

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View KSAT → KIAH