Direct (non-stop) flights from Atlanta (ATL) to Houston (IAH)
Find comprehensive flight information, schedules, and booking details for direct flights from Atlanta (ATL), US to Houston (IAH), US. This popular route is operated by 4 airlines, offering multiple daily departures.• Flight Duration: 2h 07m - 2h 41m (average flight time)• Distance: 691 miles (1112 km) (air miles between airports)• Daily Flights: 15-17 flights (scheduled departures per day)
Atlanta (ATL)
US
Houston (IAH)
US
FLIGHT TIME
2h 07m - 2h 41m
FLIGHT DISTANCE
691 miles (1112 km)
2h 13m - 2h 33m
05:14
22:40
691 miles (1112 km)
February
4 (Show)
99
Flight Schedule
December 2025
Airlines with direct flights from Atlanta (ATL) to Houston (IAH)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 2h 07m - 2h 41m.
Pricing patterns: February typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 7:00, 11:00, 15:00, offering more flight options and potentially better connections.
Atlanta (ATL) - Houston (IAH) flight price statistics
$137
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$39
Jan$39
Feb$39
Mar$45
Apr$339
May$157
Jun$190
Jul$134
Aug$131
Sep$134
Oct$134
Nov$260
DecRelated Information
Airports: Atlanta (ATL) • Houston Airport (IAH)
Airlines operating this route: United Airlines (UA), Spirit Airlines, Delta Air Lines, F9 - Frontier Airlines
Frequently Asked Questions
How many flights operate from Atlanta (ATL) to Houston (IAH)?
There are 17 direct flights operating from Atlanta (ATL) to Houston (IAH). Approximately 15-17 flights daily.
Which airlines operate flights from Atlanta (ATL) to Houston (IAH)?
4 airlines operate on this route: United Airlines, Spirit Airlines, Delta Air Lines, Frontier Airlines.
How long is the flight from Atlanta (ATL) to Houston (IAH)?
The flight duration from Atlanta (ATL) to Houston (IAH) is approximately 2h 07m - 2h 41m.
What is the distance from Atlanta (ATL) to Houston (IAH)?
The distance from Atlanta (ATL) to Houston (IAH) is 691 miles (1112 km).
What is the flight time range for this route?
Flight times on this route range from 2h 13m - 2h 33m.
What are the earliest and latest flight departure times?
The earliest flight departs at 05:14 and the latest flight departs at 22:40.
What is the cheapest month to fly from Atlanta (ATL) to Houston (IAH)?
February is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 99 flights operate per week from Atlanta (ATL) to Houston (IAH).
What types of aircraft operate on this route?
This route is served by Boeing 737-700 Passenger, Airbus A321 (sharklets), Boeing 737-900 Passenger, Airbus A320, Embraer 175 (Enhanced Winglets) and 3 more aircraft types.
What is the average flight price from Atlanta (ATL) to Houston (IAH)?
The average flight price for a round-trip ticket from Atlanta (ATL) to Houston (IAH) is approximately $137 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from Atlanta (ATL) to Houston (IAH) for the lowest prices?
February is typically the cheapest month to fly from Atlanta (ATL) to Houston (IAH). Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from Atlanta (ATL) to Houston (IAH)?
4 airlines offer direct flights from Atlanta (ATL) to Houston (IAH), providing travelers with multiple options for scheduling and pricing.
How far is Houston (IAH) from Atlanta (ATL)?
The distance from Atlanta (ATL) to Houston (IAH) is 691 miles (1112 km). This is a long-haul flight route.
How long does it take to fly from Atlanta (ATL) to Houston (IAH)?
The flight time from Atlanta (ATL) to Houston (IAH) is approximately 2h 07m - 2h 41m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.
What city does Houston (IAH) serve?
Houston (IAH) serves Houston, US.