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Cheap flights from Denver to San Antonio from R1 525

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Denver to San Antonio

Cheap return flights

Enter your travel dates to find the best prices.
Southwest Logo
10:50 - 14:00DEN  Denver Intl-SAT San Antonio
2h 10mdirect
Southwest Logo
17:00 - 18:20SAT  San Antonio-DEN Denver Intl
2h 20mdirect
R3 034Southwest
Wed, Oct 7 - Sat, Oct 10
Southwest Logo
13:15 - 18:25DEN  Denver Intl-SAT San Antonio
4h 10m1 stop Kansas City
Southwest Logo
6:00 - 7:15SAT  San Antonio-DEN Denver Intl
2h 15mdirect
R3 132Southwest
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
16:20 - 22:51DEN  Denver Intl-SAT San Antonio
5h 31m1 stop Houston George Bush Intcntl
United Airlines Logo
16:50 - 18:19SAT  San Antonio-DEN Denver Intl
2h 29mdirect
R3 196United Airlines
Wed, Oct 7 - Sat, Oct 10
Southwest Logo
10:50 - 14:00DEN  Denver Intl-SAT San Antonio
2h 10mdirect
Southwest Logo
18:30 - 23:50SAT  San Antonio-DEN Denver Intl
6h 20m2 stops El Paso Phoenix Sky Harbor Intl
R3 278Southwest
Tue, Oct 20 - Tue, Oct 27
Southwest Logo
18:25 - 21:35DEN  Denver Intl-SAT San Antonio
2h 10mdirect
Southwest Logo
10:45 - 12:00SAT  San Antonio-DEN Denver Intl
2h 15mdirect
R3 326Southwest
Wed, Oct 21 - Fri, Oct 23
Southwest Logo
5:50 - 12:10DEN  Denver Intl-SAT San Antonio
5h 20m1 stop Houston Hobby
Southwest Logo
14:20 - 17:20SAT  San Antonio-DEN Denver Intl
4h 00m1 stop Dallas Love Field
R3 359Southwest
Sat, Oct 17 - Sat, Oct 24
Southwest Logo
13:15 - 18:25DEN  Denver Intl-SAT San Antonio
4h 10m1 stop Kansas City
Southwest Logo
18:30 - 23:50SAT  San Antonio-DEN Denver Intl
6h 20m2 stops El Paso Phoenix Sky Harbor Intl
R3 375Southwest
Tue, Oct 20 - Tue, Oct 27
Southwest Logo
6:50 - 11:50DEN  Denver Intl-SAT San Antonio
4h 00m1 stop Houston Hobby
Southwest Logo
9:30 - 15:40SAT  San Antonio-DEN Denver Intl
7h 10m2 stops Chicago Midway Omaha Eppley Airfield
R3 440Southwest
Wed, Oct 28 - Sat, Oct 31
Southwest Logo
16:30 - 23:45DEN  Denver Intl-SAT San Antonio
6h 15m1 stop Las Vegas Harry Reid Intl
Southwest Logo
5:40 - 6:55SAT  San Antonio-DEN Denver Intl
2h 15mdirect
R3 489Southwest
Wed, Oct 21 - Fri, Oct 23
Southwest Logo
11:05 - 17:25DEN  Denver Intl-SAT San Antonio
5h 20m2 stops Oklahoma City Will Rogers World Dallas Love Field
Southwest Logo
14:30 - 15:45SAT  San Antonio-DEN Denver Intl
2h 15mdirect
R3 570Southwest
Sat, Nov 7 - Mon, Nov 9

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Delta flights from Denver to San Antonio

Our best Delta deals on Denver to San Antonio flight tickets
Delta
Oct 10
DEN7:15Denver Intl
5h 25m
1 stop
SAT13:40San Antonio
Oct 13
SAT18:00San Antonio
5h 40m
1 stop
DEN22:40Denver Intl
R4 040
Delta
Oct 26
DEN18:00Denver Intl
5h 30m
1 stop
SAT0:30San Antonio
Oct 31
SAT14:30San Antonio
6h 36m
1 stop
DEN20:06Denver Intl
R4 267
Delta
Oct 28
DEN10:45Denver Intl
5h 25m
1 stop
SAT17:10San Antonio
Oct 30
SAT18:24San Antonio
6h 20m
1 stop
DEN23:44Denver Intl
R4 365

Southwest flights from Denver to San Antonio

Our best Southwest deals on Denver to San Antonio flight tickets
Southwest
Oct 7
DEN10:50Denver Intl
2h 10m
SAT14:00San Antonio
Oct 10
SAT17:00San Antonio
2h 20m
DEN18:20Denver Intl
R3 034
Southwest
Oct 27
DEN13:15Denver Intl
4h 10m
1 stop
SAT18:25San Antonio
Oct 31
SAT6:00San Antonio
2h 15m
DEN7:15Denver Intl
R3 132
Southwest
Oct 20
DEN10:50Denver Intl
2h 10m
SAT14:00San Antonio
Oct 27
SAT18:30San Antonio
6h 20m
2 stops
DEN23:50Denver Intl
R3 278

momondo Fare Finder

 
Use the filters below to find and compare flights from Denver to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Wed 7/10

10:50-14:00

Nonstop2h 10m

San Antonio

Sat 10/10

17:00-18:20

Nonstop2h 20m

R3 034

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Tue 27/10

13:15-18:25

1 stop4h 10m

San Antonio

Sat 31/10

6:00-7:15

Nonstop2h 15m

R3 132

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Wed 7/10

16:20-22:51

1 stop5h 31m

San Antonio

Sat 10/10

16:50-18:19

Nonstop2h 29m

R3 196

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Tue 20/10

10:50-14:00

Nonstop2h 10m

San Antonio

Tue 27/10

18:30-23:50

2 stops6h 20m

R3 278
Fastest return journey

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Wed 21/10

18:25-21:35

Nonstop2h 10m

San Antonio

Fri 23/10

10:45-12:00

Nonstop2h 15m

R3 326

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Sat 17/10

5:50-12:10

1 stop5h 20m

San Antonio

Sat 24/10

14:20-17:20

1 stop4h 00m

R3 359

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Tue 20/10

13:15-18:25

1 stop4h 10m

San Antonio

Tue 27/10

18:30-23:50

2 stops6h 20m

R3 375

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Wed 28/10

6:50-11:50

1 stop4h 00m

San Antonio

Sat 31/10

9:30-15:40

2 stops7h 10m

R3 440

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Wed 21/10

16:30-23:45

1 stop6h 15m

San Antonio

Fri 23/10

5:40-6:55

Nonstop2h 15m

R3 489

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Sat 7/11

11:05-17:25

2 stops5h 20m

San Antonio

Mon 9/11

14:30-15:45

Nonstop2h 15m

R3 570

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Denver to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Denver and San Antonio?

Prices are currently low for flights on this route.

Typical prices usually range from R3 156 to R6 068.
The lowest price recently found on this route was R3 034.

What is the cheapest month to fly to San Antonio?

The month of January is, on average, the cheapest month to fly to San Antonio from Denver, with most prices found around R3 196. If you’re not able to fly to San Antonio in January, then February is your next best option. Flight prices from Denver to San Antonio during February average around R3 553.

How far in advance should I book a flight from Denver to San Antonio?

You are more likely to see cheaper flights to San Antonio from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around R4 373 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Denver for as low as R3 343 on momondo.

How have Denver to San Antonio flight prices changed over time?

As of September 2026, prices for Denver to San Antonio flights are approximately 41% more expensive when compared to flights at the same time last year.

When to book flights from Denver to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Denver to San Antonio (DEN to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to San Antonio

Best price found

R1 525

Direct flights

Every day

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Denver in the past 72 hours is R1 525. The best return flight deal from Denver to San Antonio found on momondo in the last 72 hours is R3 034.
Direct flights go from Denver to San Antonio every day.
There is 1 airport in San Antonio. From Denver there are direct flights to San Antonio (SAT).
Search flight deals

Frequently asked questions about flying from Denver to San Antonio

  • How far is Denver Intl to San Antonio by plane?

    Denver Intl and San Antonio are 1289,9 km apart from one another.

  • When did momondo last update prices for flights from Denver Intl Airport to San Antonio Airport?

    Prices for flights from Denver Intl Airport to San Antonio Airport are updated daily.

  • How old do you have to be to fly from Denver Intl Airport to San Antonio Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Denver to San Antonio?

Why use momondo?

Why should I use momondo to find a flight deal from Denver to San Antonio?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Denver.

Can I find flights from Denver to San Antonio with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Antonio from Denver with this policy.

How can momondo help me find flights from Denver to San Antonio?

Once you have performed a search for Denver to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Denver to San Antonio right now. Can momondo alert me if prices change?

Price alerts on flights to San Antonio from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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