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Direct flights from Atlanta to Houston

Airlines Schedules

ATL - IAH route map All flights from ATL to IAH non-stop. There are direct flights from Hartsfield–Jackson Atlanta International Airport (ATL), Georgia, USA to George Bush Intcntl Houston (IAH), Texas, USA with Delta Air Lines, United Airlines and Frontier Airlines. 104 weekly departures are currently scheduled on this route. Departure times range from 05:14 to 22:50 depending on the schedule period. The flight distance is 691 miles (1112 km). Flight time ranges from 2 hours and 1 minutes to 2 hours and 45 minutes.

ATL
Hartsfield–Jackson Atlanta Airport
USAAtlanta , USA
IAH
George Bush Intcntl Houston
USAHouston , USA
ATL
Hartsfield–Jackson Atlanta Airport
USAAtlanta , USA
George Bush Intcntl Houston
USAHouston , USA
IAH
Flight time 2h 1min to 2h 45min
Updated Sep 28, 2026
CHANGE DIRECTION

Airlines with non-stop routes:

Delta Air Lines SkyTeam

Departure times vary between 07:25 and 22:50 • From Terminal S
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
54 flights/week
54 flights/week

United Airlines Star Alliance

Departure times vary between 05:14 and 20:08 • From Terminal N
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
32 flights/week
32 flights/week

Frontier Airlines Low-cost carrier

Departure times vary between 06:00 and 22:48 • From Terminal N
S
M
T
W
T
F
S
Sun
Mon
Tue
Wed
Thu
Fri
Sat
18 flights/week
18 flights/week
Weekday-labels: HAS FLIGHTS UPCOMING NO FLIGHTS
View all flight dates
Flight schedule from Atlanta to Houston with Delta Air Lines

This is a weekly direct flight schedule for Delta Air Lines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Oct 26
Tue
Oct 27
Wed
Oct 28
Thu
Oct 29
Fri
Oct 30
Sat
Oct 31
Sun
Nov 1
DL1585
07:25
07:25
07:25
07:25
07:25
----
----
DL1682
09:59
09:59
09:59
09:59
09:59
09:54
08:55
DL2709
12:15
12:15
12:15
12:15
12:15
----
10:55
DL1874
14:45
14:45
14:45
14:35
14:35
13:50
13:50
DL1131
16:12
16:12
16:12
16:12
16:12
15:56
16:00
DL1284
18:55
18:55
18:55
18:55
18:55
18:55
18:55
DL1892
20:54
20:29
20:29
20:30
20:54
----
----
DL1601
22:43
22:43
22:43
22:43
22:43
22:43
22:43

The timetable & schedule information was updated at 2026-09-28

RETURN SCHEDULE
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Flight schedule from Atlanta to Houston with United Airlines

This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Oct 26
Tue
Oct 27
Wed
Oct 28
Thu
Oct 29
Fri
Oct 30
Sat
Oct 31
Sun
Nov 1
UA532
07:00
07:00
07:00
07:00
07:00
07:00
07:00
UA2212
09:20
09:20
09:20
09:20
09:20
09:20
----
UA3997
----
----
----
----
----
----
09:20
UA411
11:31
----
----
11:31
11:31
11:31
11:35
UA4053
----
11:31
11:31
----
----
----
----
UA521
15:57
----
15:57
15:57
15:57
15:57
15:57
UA2376
18:56
18:20
----
18:56
18:56
----
----

The timetable & schedule information was updated at 2026-09-28

RETURN SCHEDULE
CHECK PRICES
Flight schedule from Atlanta to Houston with Frontier Airlines

This is a weekly direct flight schedule for Frontier Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.

 
Flight
Mon
Oct 26
Tue
Oct 27
Wed
Oct 28
Thu
Oct 29
Fri
Oct 30
Sat
Oct 31
Sun
Nov 1
F91403
06:00
06:00
----
06:00
06:00
06:00
06:00
F92399
09:55
10:09
10:04
10:04
10:04
10:39
10:04
F93217
----
----
13:25
----
----
----
----
F94075
21:04
21:05
21:05
20:40
21:05
20:29
20:40

The timetable & schedule information was updated at 2026-09-28

RETURN SCHEDULE
CHECK PRICES
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Atlanta to Houston scheduled departures

Select a date to see every published non-stop departure between ATL and IAH.

Sunday
Sun
Oct 25
15 flights(15)
Monday
Mon
Oct 26
16 flights(16)
Tuesday
Tue
Oct 27
15 flights(15)
Wednesday
Wed
Oct 28
15 flights(15)
Thursday
Thu
Oct 29
16 flights(16)
Friday
Fri
Oct 30
16 flights(16)
Saturday
Sat
Oct 31
12 flights(12)
Time
Airline
Flight
06:00
Frontier Airlines Frontier Airlines
F91403
07:00
United Airlines United Airlines
UA532
07:25
Delta Air Lines Delta Air Lines
DL1585
09:20
United Airlines United Airlines
UA3997
09:55
Frontier Airlines Frontier Airlines
F92399
09:59
Delta Air Lines Delta Air Lines
DL1682
11:31
United Airlines United Airlines
UA4053
12:15
Delta Air Lines Delta Air Lines
DL2709
14:45
Delta Air Lines Delta Air Lines
DL1874
15:57
United Airlines United Airlines
UA521
16:12
Delta Air Lines Delta Air Lines
DL1131
18:55
Delta Air Lines Delta Air Lines
DL1284
20:54
Delta Air Lines Delta Air Lines
DL1892
21:04
Frontier Airlines Frontier Airlines
F94075
22:43
Delta Air Lines Delta Air Lines
DL1601
06:00
Frontier Airlines Frontier Airlines
F91403
07:00
United Airlines United Airlines
UA532
07:25
Delta Air Lines Delta Air Lines
DL1585
09:20
United Airlines United Airlines
UA2212
09:55
Frontier Airlines Frontier Airlines
F92399
09:59
Delta Air Lines Delta Air Lines
DL1682
11:31
United Airlines United Airlines
UA411
12:15
Delta Air Lines Delta Air Lines
DL2709
14:45
Delta Air Lines Delta Air Lines
DL1874
15:57
United Airlines United Airlines
UA521
16:12
Delta Air Lines Delta Air Lines
DL1131
18:55
Delta Air Lines Delta Air Lines
DL1284
18:56
United Airlines United Airlines
UA2376
20:54
Delta Air Lines Delta Air Lines
DL1892
21:04
Frontier Airlines Frontier Airlines
F94075
22:43
Delta Air Lines Delta Air Lines
DL1601
06:00
Frontier Airlines Frontier Airlines
F91403
07:00
United Airlines United Airlines
UA532
07:25
Delta Air Lines Delta Air Lines
DL1585
09:20
United Airlines United Airlines
UA2212
09:59
Delta Air Lines Delta Air Lines
DL1682
10:09
Frontier Airlines Frontier Airlines
F92399
11:31
United Airlines United Airlines
UA4053
12:15
Delta Air Lines Delta Air Lines
DL2709
14:45
Delta Air Lines Delta Air Lines
DL1874
16:12
Delta Air Lines Delta Air Lines
DL1131
18:20
United Airlines United Airlines
UA2376
18:55
Delta Air Lines Delta Air Lines
DL1284
20:29
Delta Air Lines Delta Air Lines
DL1892
21:05
Frontier Airlines Frontier Airlines
F94075
22:43
Delta Air Lines Delta Air Lines
DL1601
07:00
United Airlines United Airlines
UA532
07:25
Delta Air Lines Delta Air Lines
DL1585
09:20
United Airlines United Airlines
UA2212
09:59
Delta Air Lines Delta Air Lines
DL1682
10:04
Frontier Airlines Frontier Airlines
F92399
11:31
United Airlines United Airlines
UA4053
12:15
Delta Air Lines Delta Air Lines
DL2709
13:25
Frontier Airlines Frontier Airlines
F93217
14:45
Delta Air Lines Delta Air Lines
DL1874
15:57
United Airlines United Airlines
UA521
16:12
Delta Air Lines Delta Air Lines
DL1131
18:55
Delta Air Lines Delta Air Lines
DL1284
20:29
Delta Air Lines Delta Air Lines
DL1892
21:05
Frontier Airlines Frontier Airlines
F94075
22:43
Delta Air Lines Delta Air Lines
DL1601
06:00
Frontier Airlines Frontier Airlines
F91403
07:00
United Airlines United Airlines
UA532
07:25
Delta Air Lines Delta Air Lines
DL1585
09:20
United Airlines United Airlines
UA2212
09:59
Delta Air Lines Delta Air Lines
DL1682
10:04
Frontier Airlines Frontier Airlines
F92399
11:31
United Airlines United Airlines
UA411
12:15
Delta Air Lines Delta Air Lines
DL2709
14:35
Delta Air Lines Delta Air Lines
DL1874
15:57
United Airlines United Airlines
UA521
16:12
Delta Air Lines Delta Air Lines
DL1131
18:55
Delta Air Lines Delta Air Lines
DL1284
18:56
United Airlines United Airlines
UA2376
20:30
Delta Air Lines Delta Air Lines
DL1892
20:40
Frontier Airlines Frontier Airlines
F94075
22:43
Delta Air Lines Delta Air Lines
DL1601
06:00
Frontier Airlines Frontier Airlines
F91403
07:00
United Airlines United Airlines
UA532
07:25
Delta Air Lines Delta Air Lines
DL1585
09:20
United Airlines United Airlines
UA2212
09:59
Delta Air Lines Delta Air Lines
DL1682
10:04
Frontier Airlines Frontier Airlines
F92399
11:31
United Airlines United Airlines
UA411
12:15
Delta Air Lines Delta Air Lines
DL2709
14:35
Delta Air Lines Delta Air Lines
DL1874
15:57
United Airlines United Airlines
UA521
16:12
Delta Air Lines Delta Air Lines
DL1131
18:55
Delta Air Lines Delta Air Lines
DL1284
18:56
United Airlines United Airlines
UA2376
20:54
Delta Air Lines Delta Air Lines
DL1892
21:05
Frontier Airlines Frontier Airlines
F94075
22:43
Delta Air Lines Delta Air Lines
DL1601
06:00
Frontier Airlines Frontier Airlines
F91403
07:00
United Airlines United Airlines
UA532
09:20
United Airlines United Airlines
UA2212
09:54
Delta Air Lines Delta Air Lines
DL1682
10:39
Frontier Airlines Frontier Airlines
F92399
11:31
United Airlines United Airlines
UA411
13:50
Delta Air Lines Delta Air Lines
DL1874
15:56
Delta Air Lines Delta Air Lines
DL1131
15:57
United Airlines United Airlines
UA521
18:55
Delta Air Lines Delta Air Lines
DL1284
20:29
Frontier Airlines Frontier Airlines
F94075
22:43
Delta Air Lines Delta Air Lines
DL1601
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ATL-IAH flight route
Route map from Atlanta, ATL to Houston, IAH. The distance is 691 miles or 1112 km.
Atlanta - Houston direct flight map
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ATL - IAH route facts

  • Distance
    691 miles (1112 km)
  • Flight time
    2 hours and 1 minutes to 2 hours and 45 minutes
  • Airlines
    Delta Delta
    United United
    Frontier Frontier
  • Airline alliances
    SkyTeam Star Alliance Low-cost carrier
  • Cabins
    Economy First Business
  • Hub airports
    Delta Air Lines: ATL (Largest hub.)
    United Airlines: IAH
  • Departure terminals
    Delta Air Lines: Terminal S
    United Airlines: Terminal N
    Frontier Airlines: Terminal N
  • Arrival terminals
    Delta Air Lines: Terminal A
    United Airlines: Terminal C and Terminal B
    Frontier Airlines: Terminal A
  • Aircraft
    Delta Air Lines: Airbus A321, Airbus A320, Airbus A319 and Boeing 717-200
    United Airlines: Boeing 737-800 Passenger, Boeing 737-900 Passenger, Boeing 737MAX 9 Passenger, Boeing 737MAX 8 Passenger, Airbus A319, Boeing 737-700 Passenger, Embraer 175 (Enhanced Winglets) and Airbus A320
    Frontier Airlines: Airbus A321neo, Airbus A321 and Airbus A320neo

Route FAQ

Delta Air Lines, United Airlines and Frontier Airlines operate non-stop flights from ATL to IAH with 104 weekly departures.

Scheduled flight time from ATL to IAH ranges from 2 hours and 1 minutes to 2 hours and 45 minutes. The route covers 691 miles (1112 km).

104 weekly departures are currently scheduled on this route, with published departure times ranging from 05:14 to 22:50 depending on the schedule period.

Departure terminals: Delta Air Lines: Terminal S, United Airlines: Terminal N and Frontier Airlines: Terminal N. Arrival terminals: Delta Air Lines: Terminal A, United Airlines: Terminal C and Terminal B and Frontier Airlines: Terminal A.

Economy, First and Business are currently scheduled on non-stop flights for this route.
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