Home / Routes / KIAH → KATL5,985 scheduled
IAH ATL1h 46m

The route from George Bush Intercontinental Houston Airport (KIAH) in Houston to Hartsfield Jackson Atlanta International Airport (KATL) in Atlanta. SkyMeter tracks roughly 5,985 scheduled flights on this route across 14 carriers. The most active operator is DAL (DAL). Average block time is 2h 4m. Departures average 33 minutes off schedule, with 51% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS Airbus A321.

Scheduled
5,985
last 473 days
ADS-B observed
1,172
Airlines
14
Avg dep delay
33m
Late >15 min
50.8%
Cancel rate
2.34%

Airlines on this route

11 carriers · scheduled

Delta Air Lines
DAL · DL · 2,760 flights · avg 31m delay · 46.0% late
56 cancelled
United Airlines
UAL · UA · 1,849 flights · avg 34m delay · 58.6% late
56 cancelled
Frontier Airlines
FFT · F9 · 825 flights · avg 41m delay · 58.1% late
12 cancelled
Spirit Airlines
NKS · NK · 488 flights · avg 25m delay · 38.5% late
16 cancelled
Mesa Aviation Services
ASH · YV · 42 flights · avg 25m delay · 40.5% late
Atlas Air
GTI · 5Y · 16 flights · avg —m delay · 0.0% late
Alaska Airlines
ASA · AS · 1 flights · avg 34m delay · 100.0% late
Challenge Airlines
CHG · X7 · 1 flights · avg 44m delay · 100.0% late
Servicios Aereos Across S.a. De C.v
ACW · 1 flights · avg 49m delay · 100.0% late
Global Crossing Airlines
GXA · G6 · 1 flights · avg —m delay · 0.0% late
Gridiron Air
RZN · GI · 1 flights · avg 10m delay · 0.0% late

Recent observed flights

From ADS-B trace data

DAL2890N335NWA320
2026-08-16 21:53  →  2026-08-16 23:34  ·  1h 40m
Replay
UAL1211N39297B738
2026-08-16 21:03  →  2026-08-16 22:48  ·  1h 44m
Replay
DAL1572N349DXA321
2026-08-16 19:46  →  2026-08-16 21:29  ·  1h 42m
Replay
FFT4076N363FRA20N
2026-08-16 17:26  →  2026-08-16 19:04  ·  1h 38m
Replay
DAL1682N336NWA320
2026-08-16 17:23  →  2026-08-16 19:13  ·  1h 49m
Replay
ASH4032N82333E75L
2026-08-16 17:14  →  2026-08-16 19:04  ·  1h 49m
Replay
DAL1585N354NWA320
2026-08-16 14:58  →  2026-08-16 16:40  ·  1h 41m
Replay
UAL1030N842UAA319
2026-08-16 14:21  →  2026-08-16 16:01  ·  1h 39m
Replay
DAL644N540DEA21N
2026-08-16 14:18  →  2026-08-16 15:58  ·  1h 39m
Replay
FFT1404N654FRA21N
2026-08-16 14:07  →  2026-08-16 15:47  ·  1h 39m
Replay

Codeshare partnerships

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

sells DAL 2104
sells UAL 1673
sells DAL 1658
sells DAL 1540
sells DAL 1529
sells DAL 1445
sells DAL 1318
sells FFT 687
sells DAL 592
sells DAL 495
sells UAL 359
sells UAL 327

Typical aircraft

Observed via ADS-B on this route

AIRBUS Airbus A321
A321
36%
of flights
AIRBUS Airbus A320
A320
19%
of flights
AIRBUS Airbus A321 Neo
A21N
10%
of flights
AIRBUS Airbus A319
A319
9%
of flights
AIRBUS Airbus A320 Neo
A20N
8%
of flights
EMBRAER Embraer 175 long wing
E75L
7%
of flights
BOEING Boeing 737-800
B738
6%
of flights
BOEING Boeing 737 MAX 9
B39M
0%
of flights

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