Dallas-Fort Worth (DFW) to Houston (IAH)
Flight time
≈ 1h 15m
Bearing
153° SE
Dallas-Fort Worth (DFW) to Houston (IAH) is 225 miles (362 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DFW–IAH
Filed traffic dataIn May 2026, American Airlines operated the most departures, one of 8 carriers flying nonstop DFW–IAH; the Airbus A319 was the most common aircraft at 17% of departures; flights ran 75% full.
Departures
1,086
May 2026
Seats
155,452
both directions
Passengers
116,233
both directions
Load factor
74.8%
RPM ÷ ASM
Who flies DFW–IAH?
American Airlines operated the most nonstop DFW–IAH departures in May 2026 (471), one of 8 carriers on the route.
- AA
471 departures · 78,340 seats
Share of departures43.4%77.8%
Load
- UA
428 departures · 62,869 seats
Share of departures39.4%68.1%
Load
- MQ
129 departures · 9,738 seats
Share of departures11.9%88.6%
Load
- YV
40 departures · 2,932 seats
Share of departures3.7%85.4%
Load
- OO
11 departures · 737 seats
Share of departures1.0%90.2%
Load
- OH
3 departures · 217 seats
Share of departures0.3%80.7%
Load
- DL
3 departures · 457 seats
Share of departures0.3%82.7%
Load
- B6
1 departures · 162 seats
Share of departures0.1%80.9%
Load
What plane flies DFW–IAH?
In May 2026, the Airbus A319 flew 17% of DFW–IAH departures — more than any other aircraft type.
- Airbus A319
185 departures · 77.3% load
17.0% - Airbus A320
164 departures · 70.8% load
15.1% - Embraer E175
163 departures · 87.9% load
15.0% - Boeing 737-800
157 departures · 75.5% load
14.5% - Boeing 737 MAX 8
128 departures · 75.1% load
11.8% - Boeing 737-700
87 departures · 68.8% load
8.0% - Airbus A321
86 departures · 80.0% load
7.9% - Boeing 737 MAX 9
30 departures · 57.6% load
2.8% - Boeing 737-900ER
29 departures · 71.3% load
2.7% - Airbus A321neo
20 departures · 60.0% load
1.8% - Boeing 737-900
12 departures · 63.3% load
1.1% - Bombardier CRJ-700
10 departures · 87.5% load
0.9% - Embraer E170
6 departures · 86.4% load
0.5% - Bombardier CRJ-900
4 departures · 89.1% load
0.4% - Boeing 777-200
2 departures · 93.0% load
0.2% - Boeing 787-9
1 departures · 89.1% load
0.1% - Airbus A220-100
1 departures · 73.4% load
0.1% - Boeing 787-8
1 departures · 44.9% load
0.1%
How has DFW–IAH traffic changed?
Nonstop DFW–IAH departures rose from 1,048 in June 2025 to 1,086 in May 2026.
Monthly nonstop DFW–IAH traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
1,048 departures · 108,466 passengers
78.1%
Load
July 2025
1,083 departures · 112,271 passengers
80.8%
Load
August 2025
1,070 departures · 109,742 passengers
74.4%
Load
September 2025
1,018 departures · 102,979 passengers
72.5%
Load
October 2025
1,065 departures · 114,678 passengers
75.8%
Load
November 2025
983 departures · 98,880 passengers
67.7%
Load
December 2025
1,064 departures · 110,668 passengers
74.1%
Load
January 2026
917 departures · 87,647 passengers
68.3%
Load
February 2026
853 departures · 89,471 passengers
74.6%
Load
March 2026
1,024 departures · 101,430 passengers
72.6%
Load
April 2026
1,066 departures · 101,966 passengers
67.3%
Load
May 2026
1,086 departures · 116,233 passengers
74.8%
Load
By direction
Each direction is filed separately — they rarely match.
IAH → DFW
74.9% full
559 departures · 60,560 passengers
DFW → IAH
74.6% full
527 departures · 55,673 passengers
Nonstop DFW–IAH traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Dallas-Fort Worth
US
Dallas Fort Worth International Airport
Coordinates
32.90°N, 97.04°W
Hemisphere
N · W
Frequently asked
How far is Dallas-Fort Worth (DFW) from Houston (IAH)?
DFW to IAH is 225 miles (362 km / 195 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DFW to IAH?
A nonstop covers the 225-mile great-circle distance in roughly 1h 15m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DFW–IAH?
In May 2026, the Airbus A319 flew the largest share of departures (17.0%), followed by the Airbus A320 (15.1%).
What mileage do I earn flying DFW–IAH?
Distance-based programs credit off the 225-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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