Airlines with flights from Houston to Atlanta
There are four airlines with scheduled flights between IAH and ATL. Delta, United and Frontier has non-stop flights from Houston Airport to Hartsfield–Jackson Atlanta Airport and the flight time is 2 hours and 6 minutes.
Choose airline
Schedules
Non-stop with Delta Air Lines
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Total flight time: 2 hours and 6 minutes
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Sky Team Alliance
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Atlanta is a Delta Air Lines hub (Largest hub).
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77 flights per week
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Airbus A321Airbus A320
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Business and first class available
Flight
The timetable & schedule information was updated at 2026-04-21
Non-stop with United Airlines
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Total flight time: 2 hours and 13 minutes
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Houston is a United Airlines hub.
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26 flights per week
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Embraer 175 (Enhanced Winglets)Airbus A319Boeing 737-700 PassengerBoeing 737-800 Passenger
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Business and first class available
Flight
The timetable & schedule information was updated at 2026-04-21
Non-stop with Frontier Airlines
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Total flight time: 2 hours and 22 minutes
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Low-cost airline
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Atlanta is a Frontier Airlines focus city (Operating base).
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24 flights per week
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Airbus A321neoAirbus A320neo
Flight
The timetable & schedule information was updated at 2026-04-21
Via Dallas with American Airlines
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Total flight time: 4h 10m - 6h 38m.
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One World Alliance
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207 flights per week
Flight
AA3249
AA1358
AA1358
AA1376
AA1376
AA1376
AA1379
AA3212
AA2749
AA2749
The timetable & schedule information was updated at 2026-04-21
Via Charlotte with American Airlines
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Total flight time: 4h 22m - 7h 02m.
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One World Alliance
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107 flights per week
Flight
AA5041
AA5040
AA5528
AA5498
The timetable & schedule information was updated at 2026-04-21
Via Tampa with Frontier Airlines
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Total flight time: 6h 48m - 6h 48m.
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Low-cost airline
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Atlanta is a Frontier Airlines focus city (Operating base).
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5 flights per week
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Airbus A321neoAirbus A320neo
Flight
The timetable & schedule information was updated at 2026-04-21

There are four airlines with scheduled flights between IAH and ATL. Delta, United and Frontier has non-stop flights from Houston Airport to Hartsfield–Jackson Atlanta Airport and the flight time is 2 hours and 6 minutes.