Home / Routes / KIAH → KATL6,030 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 6,030 scheduled flights on this route across 14 carriers. The most active operator is DAL (DAL). Average block time is 2h 3m. Departures average 33 minutes off schedule, with 50% running more than 15 minutes late. The most common aircraft on this route is the AIRBUS Airbus A321.

Scheduled
6,030
last 480 days
ADS-B observed
1,115
Airlines
14
Avg dep delay
33m
Late >15 min
50.4%
Cancel rate
2.37%

Airlines on this route

11 carriers · scheduled

Delta Air Lines
DAL · DL · 2,783 flights · avg 31m delay · 45.6% late
56 cancelled
United Airlines
UAL · UA · 1,860 flights · avg 34m delay · 58.2% late
59 cancelled
Frontier Airlines
FFT · F9 · 833 flights · avg 41m delay · 57.5% late
12 cancelled
Spirit Airlines
NKS · NK · 488 flights · avg 25m delay · 38.5% late
16 cancelled
Mesa Aviation Services
ASH · YV · 45 flights · avg 25m delay · 37.8% 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

UAL1211N14735B737
2026-08-28 21:05  →  2026-08-28 23:06  ·  2h 1m
Replay
ASH4032N86344E75L
2026-08-28 19:15  →  2026-08-28 21:17  ·  2h 1m
Replay
DAL1682N355NWA320
2026-08-28 17:44  →  2026-08-28 19:42  ·  1h 58m
Replay
UAL1030N457UAA320
2026-08-28 12:25  →  2026-08-28 14:05  ·  1h 40m
Replay
DAL2890N366NWA320
2026-08-27 21:58  →  2026-08-27 23:39  ·  1h 40m
Replay
DAL1682N368NWA320
2026-08-27 17:43  →  2026-08-27 19:21  ·  1h 37m
Replay
DAL644N311DNA321
2026-08-27 13:19  →  2026-08-27 15:04  ·  1h 45m
Replay
DAL1315N363DNA321
2026-08-27 12:07  →  2026-08-27 14:30  ·  2h 22m
Replay
DAL1069N378DNA321
2026-08-27 10:44  →  2026-08-27 12:31  ·  1h 46m
Replay
DAL2890N345NWA320
2026-08-26 21:44  →  2026-08-26 23:26  ·  1h 42m
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
35%
of flights
AIRBUS Airbus A320
A320
21%
of flights
AIRBUS Airbus A319
A319
9%
of flights
AIRBUS Airbus A321 Neo
A21N
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 737-900
B739
0%
of flights

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