April is by far the best month, wherein you can get cheapest flights for Denver to San Antonio. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Denver
11:50
Denver
Denver International Airport
Sat , 18 Apr 2026

San Antonio
15:09
San Antonio
San Antonio International Airport
Sat, 18 Apr 2026

Denver
00:55
Denver
Denver International Airport
Sat , 18 Apr 2026

San Antonio
09:46
San Antonio
San Antonio International Airport
Sat, 18 Apr 2026

Denver
09:44
Denver
Denver International Airport
Sat , 18 Apr 2026

San Antonio
13:00
San Antonio
San Antonio International Airport
Sat, 18 Apr 2026

Denver
10:50
Denver
Denver International Airport
Sat , 18 Apr 2026

San Antonio
14:00
San Antonio
San Antonio International Airport
Sat, 18 Apr 2026

Denver
09:18
Denver
Denver International Airport
Sat , 18 Apr 2026

San Antonio
14:21
San Antonio
San Antonio International Airport
Sat, 18 Apr 2026

Denver
18:15
Denver
Denver International Airport
Fri , 10 Apr 2026

San Antonio
00:16
San Antonio
San Antonio International Airport
Sat, 11 Apr 2026

Denver
09:44
Denver
Denver International Airport
Fri , 10 Apr 2026

San Antonio
13:00
San Antonio
San Antonio International Airport
Fri, 10 Apr 2026

Denver
07:26
Denver
Denver International Airport
Fri , 10 Apr 2026

San Antonio
14:21
San Antonio
San Antonio International Airport
Fri, 10 Apr 2026

Denver
09:18
Denver
Denver International Airport
Fri , 10 Apr 2026

San Antonio
14:21
San Antonio
San Antonio International Airport
Fri, 10 Apr 2026

Denver
07:00
Denver
Denver International Airport
Fri , 10 Apr 2026

San Antonio
16:54
San Antonio
San Antonio International Airport
Fri, 10 Apr 2026

Denver
07:00
Denver
Denver International Airport
Sat , 18 Apr 2026

San Antonio
16:54
San Antonio
San Antonio International Airport
Sat, 18 Apr 2026










Flying from Denver to San Antonio has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Denver to San Antonio is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Denver International Airport (DEN) and San Antonio International Airport (SAT). You can expect a flight distance of approximately 1279 km, and most direct services cover it in around 05:52.
Let’s take a closer look at everything you need to know before booking your flight from Denver to San Antonio.
| Flight Details | Information |
|---|---|
| Route Distance | 1279 km |
| Average Flight Time | 05:52 hrs |
| Departure Airport | Denver International Airport (DEN) |
| Arrival Airport | San Antonio International Airport (SAT) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | YES |
| Common Airlines | Frontier Airlines, Delta Airlines, United Airlines, Southwest |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.