Home / Routes / KSFO → KIAH5,242 scheduled
SFO IAH3h 45m

The route from San Francisco International Airport (KSFO) in San Francisco to George Bush Intercontinental Houston Airport (KIAH) in Houston. SkyMeter tracks roughly 5,242 scheduled flights on this route across 11 carriers. The most active operator is UAL (UAL). Average block time is 3h 12m. Departures average 23 minutes off schedule, with 47% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737 MAX 9.

Scheduled
5,242
last 543 days
ADS-B observed
612
Airlines
11
Avg dep delay
23m
Late >15 min
47.3%
Cancel rate
0.34%

Airlines on this route

10 carriers · scheduled

United Airlines
UAL · UA · 5,223 flights · avg 23m delay · 47.4% late
18 cancelled
Netjets Aviation
EJA · 1I · 6 flights · avg 3m delay · 0.0% late
· RZN · 3 flights · avg 0m delay · 0.0% late
Ventura Air Services
VNT · 2 flights · avg 10m delay · 0.0% late
Sunset Aviation
TWY · 2 flights · avg 10m delay · 0.0% late
Sky West Aviation
SKW · OO · 2 flights · avg 133m delay · 100.0% late
· ENG · 1 flights · avg —m delay · 0.0% late
Flexjet
LXJ · LXJ · 1 flights · avg 37m delay · 100.0% late
Arr
ARR · QN · 1 flights · avg 10m delay · 0.0% late
Gridiron Air
RZN · GI · 1 flights · avg 10m delay · 0.0% late

Recent observed flights

From ADS-B trace data

UAL1387N27464B39M
2026-10-26 19:01  →  2026-10-26 22:53  ·  3h 52m
Replay
UAL604N17591B39M
2026-10-26 07:42  →  2026-10-26 11:12  ·  3h 30m
Replay
UAL2831N213UAB772
2026-10-25 21:40  →  2026-10-26 01:12  ·  3h 32m
Replay
UAL1387N17468B39M
2026-10-25 19:02  →  2026-10-25 22:56  ·  3h 53m
Replay
UAL1259N67846B739
2026-10-25 18:02  →  2026-10-25 21:48  ·  3h 45m
Replay
UAL2367N62892B739
2026-10-25 15:45  →  2026-10-25 19:44  ·  3h 58m
Replay
UAL2168N37510B39M
2026-10-25 11:56  →  2026-10-25 15:27  ·  3h 30m
Replay
UAL604N21102B789
2026-10-25 07:37  →  2026-10-25 11:10  ·  3h 33m
Replay
UAL505N77581B39M
2026-10-25 06:50  →  2026-10-25 10:29  ·  3h 38m
Replay
UAL1649N39418B739
2026-10-25 00:00  →  2026-10-25 03:58  ·  3h 58m
Replay

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

Typical aircraft

Observed via ADS-B on this route

BOEING Boeing 737 MAX 9
B39M
55%
of flights
BOEING Boeing 737-900
B739
32%
of flights
BOEING Boeing 777-200
B772
9%
of flights
BOEING Boeing 737 MAX 8
B38M
0%
of flights
BOEING Boeing 787-9 Dreamliner
B789
0%
of flights
CESSNA Cessna Citation Latitude
C68A
0%
of flights
AIRBUS Airbus A320
A320
0%
of flights
BOMBARDIER Bombardier BD-700 Global 5000
GL5T
0%
of flights

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View KIAH → KSFO