Cheap Flight Tickets from Denver (DEN) to San Antonio (SAT), Starting at $249

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

$249

F9 Frontier Airlines • 1 stop • 12h 22m

Aug 24 – Aug 28

The cheapest round trip flight from Denver to San Antonio (DEN-SAT-DEN) is currently $249

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Cheapest Direct Flight

$395

WN Southwest Airlines • nonstop • 3h 30m

Aug 24

The cheapest nonstop flight from Denver to San Antonio (DEN-SAT) is currently $395

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Fastest Flight

3h 28m

The fastest nonstop flight from Denver to San Antonio (DEN-SAT) takes 3h 28m

Top Airlines Flying from Denver to San Antonio

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska 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.

Aug 24 - Aug 28, Economy
F9
Denver → San Antonio
12h 22m
6:55 PM - 9:29 PM • 1 stop
F9
Denver → San Antonio
10h 24m
8:26 PM - 10:03 PM • nonstop
$249
Frontier Airlines
Aug 24 - Aug 28, Economy
WN
Denver → San Antonio
3h 30m
8:30 AM - 11:40 AM • nonstop
WN
Denver → San Antonio
7h 35m
12:05 PM - 4:00 PM • 1 stop
$399
Southwest Airlines
Aug 24 - Aug 28, Economy
WN
Denver → San Antonio
3h 45m
6:00 PM - 9:25 PM • nonstop
WN
Denver → San Antonio
6h 55m
11:10 AM - 2:25 PM • 1 stop
$399
Southwest Airlines
Aug 24 - Aug 28, Economy
WN
Denver → San Antonio
7h 35m
5:30 PM - 11:25 PM • 1 stop
WN
Denver → San Antonio
3h 30m
9:30 AM - 10:40 AM • nonstop
$399
Southwest Airlines
Aug 24 - Aug 28, Economy
UA
Denver → San Antonio
7h 17m
5:00 AM - 10:37 AM • 1 stop
UA
Denver → San Antonio
3h 44m
9:10 AM - 10:34 AM • nonstop
$548
United Airlines
Aug 24 - Aug 28, Economy
UA
Denver → San Antonio
3h 32m
5:40 PM - 8:52 PM • nonstop
UA
Denver → San Antonio
7h 15m
7:35 AM - 11:10 AM • 1 stop
$548
United 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 5:00 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 WN : USD 399
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 8:35 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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