Home / Routes / KIAD → KIAH2,029 scheduled
IAD IAH3h 23m

The route from Washington Dulles International Airport (KIAD) in Washington, DC to George Bush Intercontinental Houston Airport (KIAH) in Houston. SkyMeter tracks roughly 2,029 scheduled flights on this route across 22 carriers. The most active operator is UAL (UAL). Average block time is 3h 23m. Departures average 30 minutes off schedule, with 65% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-900.

Scheduled
2,029
last 431 days
ADS-B observed
525
Airlines
22
Avg dep delay
30m
Late >15 min
64.8%
Cancel rate
0.64%

Airlines on this route

10 carriers · scheduled

United Airlines
UAL · UA · 1,987 flights · avg 30m delay · 65.4% late
13 cancelled
Commutair
UCA · C5 · 11 flights · avg 56m delay · 54.5% late
Netjets Aviation
EJA · 1I · 10 flights · avg 12m delay · 20.0% late
Pwr
PWR · 9 flights · avg 10m delay · 0.0% late
Mesa Aviation Services
ASH · YV · 7 flights · avg 158m delay · 71.4% late
Holman Leasing Systems Pittsburgh Jet Center
PJC · 1 flights · avg 27m delay · 100.0% late
Vja
VJA · 1 flights · avg 10m delay · 0.0% late
Delta Air Lines
DAL · DL · 1 flights · avg 98m delay · 100.0% late
Skytaxi Ltd
IGA · TE · 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

UAL1535N16709B737
2026-07-05 16:55  →  2026-07-05 19:47  ·  2h 52m
Replay
UAL1524N76516B738
2026-07-05 13:32  →  2026-07-05 16:11  ·  2h 39m
Replay
UCA3263N17169E45X
2026-07-05 13:24  →  2026-07-05 16:22  ·  2h 57m
Replay
N797CPN797CPGLF5
2026-07-05 12:40  →  2026-07-05 15:12  ·  2h 32m
Replay
UAL1935N33284B738
2026-07-05 10:29  →  2026-07-05 13:19  ·  2h 50m
Replay
UAL1986N66828B739
2026-07-05 02:55  →  2026-07-05 05:35  ·  2h 40m
Replay
UAL2217N17328B38M
2026-07-05 00:17  →  2026-07-05 03:22  ·  3h 5m
Replay
UAL2857N21723B737
2026-07-04 18:47  →  2026-07-04 22:22  ·  3h 34m
Replay
UAL1535N62894B739
2026-07-04 16:47  →  2026-07-04 19:33  ·  2h 45m
Replay
UAL1524N68802B739
2026-07-04 12:39  →  2026-07-04 15:36  ·  2h 56m
Replay

Codeshare partnerships

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

sells UAL 1856
sells UAL 1075
sells UAL 452
sells UAL 363
sells UAL 355
sells UAL 101
sells UAL 52
sells UAL 3
sells UAL 3
sells UAL 3
sells DAL 1
sells DAL 1
sells DAL 1

Typical aircraft

Observed via ADS-B on this route

BOEING Boeing 737-900
B739
48%
of flights
BOEING Boeing 737-800
B738
14%
of flights
BOEING Boeing 737 MAX 9
B39M
12%
of flights
BOEING Boeing 737-700
B737
7%
of flights
AIRBUS Airbus A319
A319
3%
of flights
AIRBUS Airbus A320
A320
3%
of flights
BOEING Boeing 737 MAX 8
B38M
3%
of flights
AIRBUS Airbus A320 Neo
A20N
2%
of flights

Looking for the return flight?

View KIAH → KIAD