Direct flights from Chicago to San Antonio
42 nonstop flights a week on 2 airlines. Zero layovers — one hop from ORD to SAT.
Flight time: about 2h19m nonstop
Which days does it fly?
When does it fly?
Departure times in Chicago local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| American AAL431 | 2:21a | 2h18m | Wed |
| United UAL490 | 9:11a | 2h22m | Wed, Sun |
| United UAL490 | 9:16a | 2h18m | Mon, Fri |
| United UAL490 | 9:33a | 2h18m | Thu |
| United UAL490 | 9:45a | 2h16m | Tue |
| American AAL2845 | 11:22a | 2h28m | Wed |
| United UAL490 | 11:32a | 2h13m | Sat |
| American AAL2845 | 11:37a | 2h24m | Fri |
| American AAL2845 | 11:53a | 2h23m | Sun |
| American AAL2845 | 11:56a | 2h24m | Mon |
| United UAL2844 | 1:21p | 2h16m | Wed |
| American AAL2845 | 1:27p | 2h27m | Tue |
| American AAL2845 | 1:40p | 2h23m | Sat |
| United UAL2844 | 1:47p | 2h22m | Mon |
| United UAL2844 | 2:19p | 2h20m | Tue |
| American AAL2845 | 2:27p | 2h29m | Thu |
| United UAL2844 | 2:33p | 2h13m | Fri |
| United UAL2844 | 3:04p | 2h14m | Sun |
| American ENY4176 | 3:29p | 2h17m | Mon, Wed, Sun |
| American ENY4176 | 3:37p | 2h19m | Fri |
| United UAL2844 | 3:45p | 2h20m | Thu |
| United UAL2844 | 4:45p | 2h12m | Sat |
| American ENY4176 | 5:00p | 2h17m | Thu |
| American ENY4176 | 6:06p | 2h26m | Tue |
| American ENY4176 | 7:09p | 2h17m | Sat |
| United UAL1394 | 8:12p | 2h15m | Fri |
| United UAL1394 | 8:20p | 2h14m | Wed |
| United UAL1394 | 8:31p | 2h15m | Mon, Sat, Sun |
| United UAL1394 | 8:55p | 2h14m | Thu |
| United UAL1394 | 9:20p | 2h15m | Tue |
| American AAL431 | 9:29p | 2h26m | Mon, Wed, Fri |
| American AAL431 | 9:41p | 2h25m | Sat |
| American AAL431 | 11:03p | 2h21m | Sun |
| American AAL431 | 11:46p | 2h28m | Thu |
American
UnitedThe route
One hop: ORD → SATDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Chicago (ORD) to San Antonio (SAT)
Chicago O'Hare International Airport (ORD) has 42 nonstop flights a week to San Antonio (SAT), operated by American and United. No layovers, no connections — one hop out of ORD and you're there.
This route flies every day of the week, so any travel day works. Route data updated September 2026 from observed departures.
Route data updated September 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Chicago to San Antonio?
The nonstop flight from Chicago (ORD) to San Antonio (SAT) takes about 2h19m in the air, based on recently observed nonstop departures.
How long does it take to drive from Chicago to San Antonio?
Driving from Chicago to San Antonio takes about 18h 13m behind the wheel — roughly 1,199 miles, or about 2 days of real driving. The nonstop flight takes about 2h19m.