Direct (nonstop) flights from Atlanta to Houston
4 airlines fly nonstop from Hartsfield–Jackson Atlanta International Airport (ATL) to George Bush Intcntl Houston (IAH). It's 688 miles (1,107 km), about 2h 18m in the air. Operated by Delta Air Lines, Frontier Airlines, Spirit Airlines and others.
Delta Air Lines
Frontier Airlines
Spirit Airlines
United Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
DL
Delta Air Lines
F9
Frontier Airlines
NK
Spirit Airlines
UA
United Airlines
Alternative Routes
Other ways to fly from Atlanta to Houston with one stop · direct emits 127 kg CO₂ per passenger
Looking for the return flight?
IAH → ATL: Flights from Houston to AtlantaOther direct flights from Atlanta
Direct flights from Houston (IAH)
Frequently Asked Questions
How long is the direct flight from Atlanta to Houston?
A nonstop flight from Atlanta (ATL) to Houston (IAH) takes approximately 2 hours and 18 minutes. The distance is 688 miles (1,107 km).
Which airlines fly nonstop from Atlanta to Houston?
4 airlines: Delta Air Lines, Frontier Airlines, Spirit Airlines, United Airlines.
Is there a nonstop flight from Atlanta to Houston?
Yes. 4 airlines: Delta Air Lines, Frontier Airlines, Spirit Airlines, United Airlines.
How far is Atlanta from Houston?
The flight distance from Atlanta to Houston is 688 miles (1,107 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as the length of Italy.
What type of aircraft flies from Atlanta to Houston?
At 2h 18m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Atlanta to Houston?
Roughly 127 kg CO2 per passenger one-way. That's about the same as driving 635 km.
Is the return flight from Houston to Atlanta also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Atlanta to Houston?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Hartsfield–Jackson Atlanta International Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.