Home / Routes / KIAH → KGSP779 scheduled

The route from George Bush Intercontinental Houston Airport (KIAH) in Houston to Greenville Spartanburg International Airport (KGSP) in Greenville. SkyMeter tracks roughly 779 scheduled flights on this route across 2 carriers. The most active operator is UAL (UAL). Average block time is 2h 14m. Departures average 32 minutes off schedule, with 51% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer 175 long wing.

Scheduled
779
last 473 days
ADS-B observed
137
Airlines
2
Avg dep delay
32m
Late >15 min
50.7%
Cancel rate
3.59%

Recent observed flights

From ADS-B trace data

2026-08-18 19:08  →  2026-08-18 21:01  ·  1h 53m
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2026-08-17 20:04  →  2026-08-17 21:57  ·  1h 52m
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2026-08-17 19:06  →  2026-08-17 21:06  ·  1h 59m
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2026-08-16 23:46  →  2026-08-17 01:42  ·  1h 56m
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2026-08-16 18:32  →  2026-08-16 20:28  ·  1h 55m
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2026-08-16 04:04  →  2026-08-16 05:51  ·  1h 46m
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2026-08-15 18:36  →  2026-08-15 20:28  ·  1h 52m
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2026-08-14 23:50  →  2026-08-15 01:48  ·  1h 58m
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2026-08-14 18:33  →  2026-08-14 20:30  ·  1h 57m
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2026-08-13 18:35  →  2026-08-13 20:33  ·  1h 57m
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Codeshare partnerships

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

sells UAL 655
sells UAL 340
sells UAL 148

Looking for the return flight?

View KGSP → KIAH