Domestic route
Cheap flights from Houston to Atlanta
George Bush Intercontinental Airport (IAH) to Hartsfield-Jackson Atlanta International Airport (ATL). 688 miles, 1h 50m nonstop.
IAH to ATL at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 688 milesgreat-circle
- Typical flight time
- 1h 50mnonstop, gate to gate
- Nonstop airlines
- DLUAWNNK6 airlinesDelta, United, Southwest
- Nonstop flights per day
- 34all airlines combined
- Cheapest month
- January 2027over the next six months
- Best day to fly
- Wednesday17% less than Sunday
- Time difference
- 1h aheadAtlanta vs Houston
Houston to Atlanta
Round trips from $66
Per traveler, taxes and fees included. Lowest fare we found departs Tue, Jan 5.
Cheapest month: January 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppHouston to Atlanta fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Houston to Atlanta
6 airlines fly nonstop with 34 departures a day combined, plus 1 more with one stop.
- NKSpirit AirlinesLow-costNonstop · 11 flights a day · first checked bag from $55
- DLDelta Air LinesSkyTeamNonstop · 7 flights a day · first checked bag from $35
- UAUnited AirlinesStar AllianceNonstop · 7 flights a day · first checked bag from $40
- F9Frontier AirlinesLow-costNonstop · 4 flights a day · first checked bag from $55
- WNSouthwest AirlinesLow-costNonstop · 3 flights a day · first checked bag from $35
- SYSun Country AirlinesLow-costNonstop · 2 flights a day · first checked bag from $45
- AAAmerican AirlinesoneworldConnecting via DFW · first checked bag from $40
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- Dallas (DFW)AA1 airline
Which airport should I use?
Houston has 2 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.
Other departure airports near Houston
Tips for this route
- Delta, United, Southwest and Spirit all fly IAH to ATL nonstop, so compare the total with bags before picking the lowest base fare: the difference between a basic and a standard economy ticket is often less than one checked bag each way.
- January 2027 is the cheapest month to fly over the next six months, with round trips from $66; September 2026 is the most expensive at $89 and up, a difference of $23 per traveler.
- Departing on a Wednesday averages 17% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Fares on this route are usually lowest 4 to 8 weeks before departure and rise sharply inside two weeks.
Destination guide
Atlanta: The world's busiest airport and a city worth the stop
Hartsfield–Jackson is the busiest airport on earth and Delta's home, so Atlanta is reachable nonstop from almost anywhere in the US at low fares. The city itself has the civil rights history, the BeltLine and a food scene that goes far beyond fried chicken.
Best time to visit: March–May (dogwoods and azaleas) and October–November are pleasant. Summer is hot and humid; winter is mild with rare ice days and low fares.
Flying the other way? Atlanta to HoustonFares, airlines and tips for ATL to IAH.Ready to compare live fares?
See every airline on IAH–ATL side by side with bags and seat rules spelled out.
Search Houston to AtlantaHouston to Atlanta: common questions
How long is the flight from Houston to Atlanta?
A nonstop flight from Houston (IAH) to Atlanta (ATL) takes about 1h 50m gate to gate, covering 688 miles. Connecting itineraries add the layover, typically 1 to 3 hours more in total.
Which airlines fly nonstop from IAH to ATL?
Delta Air Lines, United Airlines, Southwest Airlines, Spirit Airlines, Frontier Airlines and Sun Country Airlines operate nonstop flights from Houston (IAH) to Atlanta (ATL), with 34 nonstop departures a day between them. One-stop options connect through DFW.
What is the cheapest month to fly from Houston to Atlanta?
Over the next six months, January 2027 has the lowest round-trip fares from Houston (IAH) to Atlanta (ATL), starting at $66 per traveler including taxes and fees. Within any month, Wednesday departures average the lowest prices.
How far in advance should I book Houston to Atlanta flights?
Fares on this route are usually lowest 4 to 8 weeks before departure and rise sharply inside two weeks. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Houston and Atlanta?
Atlanta is 1 hour ahead of Houston. IAH is on America/Chicago time and ATL on America/New York time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
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