Cheap Flight Tickets from Denver (DEN) to San Antonio (SAT), Starting at $378

Good to Know: Cheapest and Fastest DEN - SAT Flights

Useful information for finding best airline tickets from Denver International to San Antonio International on your next trip.

Cheapest Round Trip Flight

$388

WN Southwest Airlines • 1 stop • 5h 55m

Feb 22 – Feb 26

The cheapest round trip flight from Denver to San Antonio (DEN-SAT-DEN) is currently $388

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Cheapest Direct Flight

$378

WN Southwest Airlines • nonstop • 3h 30m

Feb 22

The cheapest nonstop flight from Denver to San Antonio (DEN-SAT) is currently $378

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Fastest Flight

3h 25m

The fastest nonstop flight from Denver to San Antonio (DEN-SAT) takes 3h 25m

Top Airlines Flying from Denver to San Antonio

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

Latest Flight Deals from Denver (DEN) to San Antonio (SAT)

Compare and book low fare round-trip air tickets from Denver to San Antonio. Ideal for travelers with confirmed return itineraries.

Feb 22 - Feb 26, Economy
WN
Denver → San Antonio
5h 55m
7:45 AM - 12:40 PM • 1 stop
WN
Denver → San Antonio
3h 35m
6:25 AM - 7:40 AM • nonstop
$388
Southwest Airlines
Feb 22 - Feb 26, Economy
WN
Denver → San Antonio
10h 5m
2:55 PM - 10:00 PM • 1 stop
WN
Denver → San Antonio
3h 35m
6:25 AM - 7:40 AM • nonstop
$388
Southwest Airlines
Feb 22 - Feb 26, Economy
WN
Denver → San Antonio
8h 45m
8:30 AM - 2:55 PM • 1 stop
WN
Denver → San Antonio
3h 35m
6:35 PM - 7:50 PM • nonstop
$388
Southwest Airlines
Feb 22 - Feb 26, Economy
WN
Denver → San Antonio
7h 10m
10:35 AM - 4:05 PM • 1 stop
WN
Denver → San Antonio
3h 35m
11:20 AM - 12:35 PM • nonstop
$388
Southwest Airlines
Feb 22 - Feb 26, Economy
WN
Denver → San Antonio
3h 25m
6:45 PM - 9:50 PM • nonstop
WN
Denver → San Antonio
7h 30m
4:15 PM - 8:05 PM • 1 stop
$388
Southwest Airlines
Feb 22 - Feb 26, Economy
DL
Denver → San Antonio
10h 12m
2:20 PM - 9:32 PM • 1 stop
DL
Denver → San Antonio
8h 48m
6:05 PM - 10:33 PM • 1 stop
$626
Delta Airlines

Fly from Denver to San Antonio with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Denver to San Antonio? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Denver to San Antonio Flights

What are the airports in Denver?
DEN
What’s the most popular airline flying from DEN to SAT?
The most popular airline flying from Denver to San Antonio are
Can I fly from DEN to SAT non-stop?
Yes, you can fly DEN to SAT non-stop on
Which airlines fly nonstop between Denver and San Antonio?
The non-stop flights between Denver and San Antonio are .
What’s the earliest departure time from DEN to SAT Airport?
The earliest flight leaves DEN at 7:45 am and lands in SAT - San Antonio International
What are the airports in San Antonio?
SAT
Can I make changes to my Denver to San Antonio flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from DEN to SAT?
Read the fare rules of the Denver to San Antonio air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Denver and San Antonio?
operate flights between Denver and San Antonio
How long does a flight from Denver to San Antonio take?
It takes approximately 2 hour to fly non-stop from DEN to SAT, which is 794.17 miles by air.
Which airlines provide the cheapest flights from Denver (DEN) to San Antonio (SAT) ?
In the past couple of days, the cheapest tickets to SAT from DEN were found on DL : USD 626
Do I need a passport to fly between DEN and SAT?
No
What’s the latest departure time from DEN to SAT ?
The last flight leaves DEN at 6:45 pm

Denver (DEN) to San Antonio (SAT): Airport Information

Origin Airport Denver International , Denver, US
Destination Airport San Antonio International , San Antonio, US
Distance 794 miles

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