Cheap Flight Tickets from Denver (DEN) to San Antonio (SAT), Starting at $369

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

$811

WN Southwest Airlines • 1 stop • 12h

Jun 26 – Jul 03

The cheapest round trip flight from Denver to San Antonio (DEN-SAT-DEN) is currently $811

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Cheapest Direct Flight

$369

F9 Frontier Airlines • nonstop • 3h 36m

Jun 27

The cheapest nonstop flight from Denver to San Antonio (DEN-SAT) is currently $369

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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

Copa Airlines (CM)

Copa Airlines

Aeromexico Airline (AM)

Aeromexico

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.

Jun 26 - Jul 03, Economy
WN
Denver → San Antonio
12h
7:25 AM - 3:45 PM • 1 stop
WN
Denver → San Antonio
17h
9:40 PM - 7:00 AM • 1 stop
$811
Southwest Airlines
Jun 26 - Jul 03, Economy
WN
Denver → San Antonio
11h 40m
7:10 AM - 3:10 PM • 1 stop
WN
Denver → San Antonio
21h 50m
8:05 PM - 8:15 AM • 1 stop
$811
Southwest Airlines
Jun 26 - Jul 03, Economy
WN
Denver → San Antonio
7h 25m
5:10 AM - 10:55 AM • 1 stop
WN
Denver → San Antonio
17h
9:40 PM - 7:00 AM • 1 stop
$811
Southwest Airlines
Jun 26 - Jul 03, Economy
WN
Denver → San Antonio
13h 55m
11:00 AM - 8:35 PM • 1 stop
WN
Denver → San Antonio
18h 55m
9:40 PM - 8:15 AM • 1 stop
$811
Southwest Airlines
Jun 26 - Jul 03, Economy
WN
Denver → San Antonio
10h 20m
5:55 AM - 1:15 PM • 1 stop
WN
Denver → San Antonio
21h 50m
8:05 PM - 8:15 AM • 1 stop
$811
Southwest Airlines
Jun 26 - Jul 03, Economy
F9
Denver → San Antonio
3h 36m
12:47 PM - 8:11 PM • 1 stop
F9
Denver → San Antonio
3h 54m
8:56 PM - 3:58 AM • 1 stop
$1012
Frontier 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 5:10 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 811
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 7:50 pm

Essential Information for Booking Flights from Denver (DEN) - AI Insights

What's the cheapest airline from den to sat?
Frontier Airlines offers budget-friendly flights from Denver (DEN) to San Antonio (SAT), making it a great option for travelers. With 6 passengers, you can enjoy luxurious suites and fine dining on this round-trip journey with one stop. Booking in advance is recommended, as the earliest booking window is 53 days prior to departure.
What's the popular airline to fly from den to sat?
Southwest Airlines offers a luxurious First cabin experience on flights from Denver International Airport (DEN) to San Antonio International Airport (SAT), featuring suites and fine dining. For a round-trip journey, it's recommended to book at least 53 days in advance for the best budget-friendly airfares. With Southwest Airlines as your preferred airline, you can enjoy affordable fares and make the most of your weekend getaway.
What's the cheapest day of the week to fly from den to sat?
The cheapest day to fly from Denver (DEN) to San Antonio (SAT) is typically Sunday. Booking in advance, such as 53 days prior, can help secure a better fare. Low fares are available on flights with one stop.
What's the cheapest month to fly from den to sat?
The cheapest month to fly from Denver (DEN) to San Antonio (SAT) is December. Flying during this time can result in budget-friendly flights, making it a great option for travelers looking for affordable airfares. Low fares and savings are often available on flights during the off-season.
Which airline/airlines fly from den to sat?
The airlines that fly from Denver (DEN) to San Antonio (SAT) include Alaska Airlines, Aeromexico, United Airlines, Volaris Airline, WestJet Airlines, Frontier Airlines, Delta Airlines, American Airlines, Viva Aerobus, and JetBlue Airways. You can find affordable flights with these airlines by booking in advance or looking for special deals on airfares.
What is the estimated airfare for a round-trip flight from Denver International Airport to San Antonio International Airport?
The estimated airfare for a round-trip flight from Denver International Airport (DEN) to San Antonio International Airport (SAT) can be found on our website. As of now, Frontier Airlines (F9) is offering the cheapest flights with an estimated airfare starting at $200 per person.
How many advance booking days are available for booking flights with airlines?
There are 53 advance booking days available for booking flights with airlines.
Can I book my trip on your website and pay by credit card?
Yes, you can book your trip on our website and pay by credit card.
What is the typical duration of a first-class luxury cabin suite on an airline?
The typical duration of a first-class luxury cabin suite on an airline varies depending on the airline. However, most airlines offer suites with amenities such as fine dining and personalized service.
Are there any discounts or promotions available for weekend getaways in July?
Yes, there are discounts and promotions available for weekend getaways in July. Check our website for the latest offers.
Can I cancel or change my flight booking if I need to make travel arrangements?
Yes, you can cancel or change your flight booking if you need to make travel arrangements. Please contact our customer service team for assistance.

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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