Route guide

Atlanta to Houston (ATL-HOU): Nonstop Upgrade & Award Space

Delta Air Lines and Southwest Airlines fly nonstop between Atlanta (ATL) and Houston (HOU), roughly 26 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every ATL to HOU departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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26
Nonstop flights a week
695 mi
Nonstop distance
Free
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Confirmed upgrade & award space on every ATL to HOU departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Atlanta to Houston to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each ATL to HOU departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See ATL to HOU on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Atlanta to Houston nonstop

Carriers operating ATL to HOU nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Delta Air Lines
  • Southwest Airlines
See ATL to HOU on the interactive map →

Frequently asked questions about ATL to HOU

How far is Houston from Atlanta?
ATL to HOU covers about 695 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from ATL to HOU?
Delta Air Lines and Southwest Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on both of them.
How many flights a week are there from ATL to HOU?
About 26 nonstop flights a week run between Atlanta and Houston in the current schedule, operated by Delta Air Lines and Southwest Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on ATL to HOU?
Open the ATL to HOU calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Atlanta to Houston route, and 2LNR will notify you when space opens. It's free to start.

Never miss ATL to HOU upgrade or award space

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