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Cheap flights from Denver to San Antonio from R2 146

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
10:55 - 14:05DEN  Denver Intl-SAT San Antonio
2h 10mdirect
Southwest Logo
18:15 - 19:30SAT  San Antonio-DEN Denver Intl
2h 15mdirect
R3 510Southwest
Thu, Dec 3 - Mon, Dec 7
United Airlines Logo
20:34 - 23:59DEN  Denver Intl-SAT San Antonio
2h 25mdirect
United Airlines Logo
13:14 - 14:39SAT  San Antonio-DEN Denver Intl
2h 25mdirect
R4 275United Airlines
Thu, Dec 31 - Tue, Jan 5
United Airlines Logo
20:34 - 23:59DEN  Denver Intl-SAT San Antonio
2h 25mdirect
United Airlines Logo
19:08 - 23:30SAT  San Antonio-DEN Denver Intl
5h 22m1 stop Houston George Bush Intcntl
R4 375United Airlines
Fri, Dec 18 - Mon, Dec 21
Southwest Logo
8:55 - 12:05DEN  Denver Intl-SAT San Antonio
2h 10mdirect
Southwest Logo
16:35 - 22:05SAT  San Antonio-DEN Denver Intl
6h 30m1 stop Houston Hobby
R4 442Southwest
Tue, Dec 1 - Thu, Dec 3
Southwest Logo
11:50 - 19:10DEN  Denver Intl-SAT San Antonio
6h 20m2 stops Albuquerque Dallas Love Field
Southwest Logo
13:50 - 15:05SAT  San Antonio-DEN Denver Intl
2h 15mdirect
R4 525Southwest
Tue, Dec 8 - Thu, Dec 10
Southwest Logo
14:35 - 17:40DEN  Denver Intl-SAT San Antonio
2h 05mdirect
Southwest Logo
6:00 - 7:20SAT  San Antonio-DEN Denver Intl
2h 20mdirect
R4 542Southwest
Tue, Dec 1 - Tue, Dec 8
Southwest Logo
6:30 - 13:15DEN  Denver Intl-SAT San Antonio
5h 45m1 stop Dallas Love Field
Southwest Logo
18:15 - 19:30SAT  San Antonio-DEN Denver Intl
2h 15mdirect
R4 575Southwest
Tue, Dec 1 - Tue, Dec 8
Delta Logo
14:31 - 22:19DEN  Denver Intl-SAT San Antonio
6h 48m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:33 - 12:42SAT  San Antonio-DEN Denver Intl
7h 09m1 stop Minneapolis St Paul
R4 608Delta
Fri, Dec 4 - Sat, Dec 12
Southwest Logo
6:30 - 11:15DEN  Denver Intl-SAT San Antonio
3h 45m1 stop Dallas Love Field
Southwest Logo
15:00 - 19:30SAT  San Antonio-DEN Denver Intl
5h 30m2 stops Dallas Love Field Tulsa
R4 625Southwest
Wed, Dec 2 - Wed, Dec 2
Southwest Logo
18:25 - 23:30DEN  Denver Intl-SAT San Antonio
4h 05m1 stop Dallas Love Field
Southwest Logo
15:00 - 19:30SAT  San Antonio-DEN Denver Intl
5h 30m2 stops Dallas Love Field Tulsa
R4 691Southwest
Sat, Dec 19 - Thu, Dec 24

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Delta flights from Denver to San Antonio

Our best Delta deals on Denver to San Antonio flight tickets
Delta
Dec 4
DEN14:31Denver Intl
6h 48m
1 stop
SAT22:19San Antonio
Dec 12
SAT6:33San Antonio
7h 09m
1 stop
DEN12:42Denver Intl
R4 608
Delta
Dec 30
DEN6:00Denver Intl
8h 38m
1 stop
SAT15:38San Antonio
Jan 5
SAT12:48San Antonio
7h 47m
1 stop
DEN19:35Denver Intl
R5 124
Delta
Dec 29
DEN18:33Denver Intl
5h 03m
1 stop
SAT0:36San Antonio
Dec 31
SAT14:35San Antonio
5h 28m
1 stop
DEN19:03Denver Intl
R5 739

Southwest flights from Denver to San Antonio

Our best Southwest deals on Denver to San Antonio flight tickets
Southwest
Dec 3
DEN10:55Denver Intl
2h 10m
SAT14:05San Antonio
Dec 7
SAT18:15San Antonio
2h 15m
DEN19:30Denver Intl
R3 510
Southwest
Dec 1
DEN8:55Denver Intl
2h 10m
SAT12:05San Antonio
Dec 3
SAT16:35San Antonio
6h 30m
1 stop
DEN22:05Denver Intl
R4 442
Southwest
Dec 8
DEN11:50Denver Intl
6h 20m
2 stops
SAT19:10San Antonio
Dec 10
SAT13:50San Antonio
2h 15m
DEN15:05Denver Intl
R4 525

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
Fastest return journey

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Thu 3/12

10:55-14:05

Nonstop2h 10m

San Antonio

Mon 7/12

18:15-19:30

Nonstop2h 15m

R3 510

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Thu 31/12

20:34-23:59

Nonstop2h 25m

San Antonio

Tue 5/1

13:14-14:39

Nonstop2h 25m

R4 275

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Fri 18/12

20:34-23:59

Nonstop2h 25m

San Antonio

Mon 21/12

19:08-23:30

1 stop5h 22m

R4 375

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Tue 1/12

8:55-12:05

Nonstop2h 10m

San Antonio

Thu 3/12

16:35-22:05

1 stop6h 30m

R4 442

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Tue 8/12

11:50-19:10

2 stops6h 20m

San Antonio

Thu 10/12

13:50-15:05

Nonstop2h 15m

R4 525

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Tue 1/12

14:35-17:40

Nonstop2h 05m

San Antonio

Tue 8/12

6:00-7:20

Nonstop2h 20m

R4 542

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Tue 1/12

6:30-13:15

1 stop5h 45m

San Antonio

Tue 8/12

18:15-19:30

Nonstop2h 15m

R4 575

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Fri 4/12

14:31-22:19

1 stop6h 48m

San Antonio

Sat 12/12

6:33-12:42

1 stop7h 09m

R4 608

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Wed 2/12

6:30-11:15

1 stop3h 45m

San Antonio

Wed 2/12

15:00-19:30

2 stops5h 30m

R4 625

DenverSan Antonio

DEN Denver Intl - SAT San Antonio

DENSAT

Denver Intl

Sat 19/12

18:25-23:30

1 stop4h 05m

San Antonio

Thu 24/12

15:00-19:30

2 stops5h 30m

R4 691

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 typical for flights on this route.

Typical prices usually range from R2 928 to R5 057.
The lowest price recently found on this route was R3 510.

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 294. 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 710.

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 598 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 427 on momondo.

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

As of November 2026, prices for Denver to San Antonio flights are approximately 20% 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

R2 146

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 R2 146. The best return flight deal from Denver to San Antonio found on momondo in the last 72 hours is R3 510.
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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