How many flights depart from San Antonio to Denver on average per day?

As of September 2026, 11 flights take off from San Antonio and land in Denver each day. The most common flight departure time for this route is 13:00, with 41% of daily flights taking off in the afternoon.

How many flights depart from San Antonio to Denver on average per week?

As of September 2026, 79 flights take off from San Antonio and land in Denver each week. The most common flight departure day for this route is Mon, with 19% of weekly flights taking off on this day.

What is the cheapest airline that flies from San Antonio to Denver Intl?

Southwest, United Airlines, and Delta are the most popular carriers operating from San Antonio to Denver Intl

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

R2 056 Cheap Flights from San Antonio to Denver in 2026

Find the cheapest flights from San Antonio to Denver

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

5:40 - 6:55SAT San Antonio-DEN Denver Intl

2h 15mdirect

20:50 - 23:55DEN Denver Intl-SAT San Antonio

2h 05mdirect

R4 095Southwest

Thu, Oct 29 - Thu, Oct 29

6:20 - 7:35SAT San Antonio-DEN Denver Intl

2h 15mdirect

6:40 - 11:25DEN Denver Intl-SAT San Antonio

3h 45m1 stop Dallas Love Field

R4 191Southwest

Tue, Jan 12 - Tue, Jan 19

7:35 - 12:07SAT San Antonio-DEN Denver Intl

5h 32m1 stop Houston George Bush Intcntl

17:37 - 20:53DEN Denver Intl-SAT San Antonio

2h 16mdirect

R4 255United Airlines

Thu, Oct 29 - Thu, Oct 29

13:50 - 15:11SAT San Antonio-DEN Denver Intl

2h 21mdirect

10:00 - 13:05DEN Denver Intl-SAT San Antonio

2h 05mdirect

R4 271United Airlines

Fri, Dec 25 - Wed, Jan 6

12:35 - 18:45SAT San Antonio-DEN Denver Intl

7h 10m2 stops Dallas Love Field Kansas City

13:00 - 16:05DEN Denver Intl-SAT San Antonio

2h 05mdirect

R4 334Southwest

Sat, Oct 3 - Sat, Oct 10

19:08 - 23:30SAT San Antonio-DEN Denver Intl

5h 22m1 stop Houston George Bush Intcntl

10:00 - 13:05DEN Denver Intl-SAT San Antonio

2h 05mdirect

R4 366United Airlines

Fri, Dec 25 - Thu, Jan 7

16:25 - 0:23SAT San Antonio-DEN Denver Intl

8h 58m1 stop Atlanta Hartsfield-Jackson

15:40 - 0:46DEN Denver Intl-SAT San Antonio

8h 06m1 stop Salt Lake City

R4 414Delta

Tue, Feb 16 - Sat, Feb 20

15:00 - 19:30SAT San Antonio-DEN Denver Intl

5h 30m2 stops Dallas Love Field Tulsa

6:30 - 11:15DEN Denver Intl-SAT San Antonio

3h 45m1 stop Dallas Love Field

R4 430Southwest

Wed, Dec 9 - Tue, Dec 15

6:25 - 7:40SAT San Antonio-DEN Denver Intl

2h 15mdirect

10:30 - 13:40DEN Denver Intl-SAT San Antonio

2h 10mdirect

R4 446Southwest

Thu, Feb 18 - Mon, Feb 22

12:35 - 18:45SAT San Antonio-DEN Denver Intl

7h 10m2 stops Dallas Love Field Kansas City

5:00 - 11:00DEN Denver Intl-SAT San Antonio

5h 00m1 stop Houston Hobby

R4 494Southwest

Sat, Oct 3 - Mon, Oct 5

Cheap last-minute flights

Enter your travel dates to find the best prices.

8:55 - 13:35SAT San Antonio-DEN Denver Intl

5h 40m2 stops Dallas Love Field Tulsa

6:00 - 12:20DEN Denver Intl-SAT San Antonio

5h 20m2 stops Dallas Love Field Houston Hobby

R12 653Southwest

Fri, Sep 11 - Wed, Sep 16

8:55 - 13:35SAT San Antonio-DEN Denver Intl

5h 40m2 stops Dallas Love Field Tulsa

6:00 - 12:50DEN Denver Intl-SAT San Antonio

5h 50m2 stops Kansas City Dallas Love Field

R13 545Southwest

Fri, Sep 11 - Fri, Sep 18

9:45 - 13:05SAT San Antonio-DEN Denver Intl

4h 20m1 stop Dallas Love Field

8:10 - 12:50DEN Denver Intl-SAT San Antonio

3h 40m1 stop Dallas Love Field

R14 406Southwest

Sat, Sep 12 - Tue, Sep 15

5:30 - 6:56SAT San Antonio-DEN Denver Intl

2h 26mdirect

9:35 - 12:43DEN Denver Intl-SAT San Antonio

2h 08mdirect

R14 485United Airlines

Sun, Sep 13 - Thu, Sep 17

12:50 - 18:35SAT San Antonio-DEN Denver Intl

6h 45m2 stops Las Vegas Harry Reid Intl Colorado Springs

8:10 - 12:50DEN Denver Intl-SAT San Antonio

3h 40m1 stop Dallas Love Field

R14 501Southwest

Sat, Sep 12 - Tue, Sep 15

5:30 - 11:10SAT San Antonio-DEN Denver Intl

6h 40m1 stop Houston George Bush Intcntl

13:45 - 16:56DEN Denver Intl-SAT San Antonio

2h 11mdirect

R14 549United Airlines

Sun, Sep 13 - Sun, Sep 13

8:55 - 13:35SAT San Antonio-DEN Denver Intl

5h 40m2 stops Dallas Love Field Tulsa

14:30 - 20:20DEN Denver Intl-SAT San Antonio

4h 50m2 stops Oklahoma City Will Rogers World Dallas Love Field

R14 581Southwest

Thu, Sep 10 - Sun, Sep 13

8:55 - 13:35SAT San Antonio-DEN Denver Intl

5h 40m2 stops Dallas Love Field Tulsa

15:50 - 22:30DEN Denver Intl-SAT San Antonio

5h 40m2 stops Little Rock Dallas Love Field

R14 645Southwest

Fri, Sep 11 - Sun, Sep 13

8:55 - 13:35SAT San Antonio-DEN Denver Intl

5h 40m2 stops Dallas Love Field Tulsa

15:50 - 22:30DEN Denver Intl-SAT San Antonio

5h 40m2 stops Little Rock Dallas Love Field

R15 075Southwest

Fri, Sep 11 - Sun, Sep 13

5:30 - 6:56SAT San Antonio-DEN Denver Intl

2h 26mdirect

13:45 - 16:56DEN Denver Intl-SAT San Antonio

2h 11mdirect

R15 107United Airlines

Thu, Sep 10 - Sun, Sep 13

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Delta flights from San Antonio to Denver

Our best Delta deals on San Antonio to Denver flight tickets

Delta

Feb 16

SAT18:15San Antonio

7h 08m

1 stop

DEN0:23Denver Intl

Feb 20

DEN14:20Denver Intl

6h 12m

1 stop

SAT21:32San Antonio

R4 414

Delta

Oct 9

SAT18:24San Antonio

6h 20m

1 stop

DEN23:44Denver Intl

Oct 12

DEN18:00Denver Intl

5h 30m

1 stop

SAT0:30San Antonio

R4 589

Delta

Dec 14

SAT14:29San Antonio

6h 51m

1 stop

DEN20:20Denver Intl

Dec 17

DEN13:26Denver Intl

7h 05m

1 stop

SAT21:31San Antonio

R4 733

United Airlines flights from San Antonio to Denver

Our best United Airlines deals on San Antonio to Denver flight tickets

United Airlines

Oct 29

SAT7:35San Antonio

5h 32m

1 stop

DEN12:07Denver Intl

Oct 29

DEN17:37Denver Intl

2h 16m

SAT20:53San Antonio

R4 255

United Airlines

Dec 25

SAT16:41San Antonio

2h 27m

DEN18:08Denver Intl

Jan 7

DEN10:00Denver Intl

2h 05m

SAT13:05San Antonio

R4 271

United Airlines

Dec 25

SAT19:08San Antonio

5h 22m

1 stop

DEN23:30Denver Intl

Jan 7

DEN10:00Denver Intl

2h 05m

SAT13:05San Antonio

R4 366

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Thu 29/10

5:40-6:55

Nonstop2h 15m

Denver Intl

Thu 29/10

20:50-23:55

Nonstop2h 05m

R4 095

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Tue 12/1

6:20-7:35

Nonstop2h 15m

Denver Intl

Tue 19/1

6:40-11:25

1 stop3h 45m

R4 191

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Thu 29/10

7:35-12:07

1 stop5h 32m

Denver Intl

Thu 29/10

17:37-20:53

Nonstop2h 16m

R4 255

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Fri 25/12

13:50-15:11

Nonstop2h 21m

Denver Intl

Wed 6/1

10:00-13:05

Nonstop2h 05m

R4 271

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Sat 3/10

12:35-18:45

2 stops7h 10m

Denver Intl

Sat 10/10

13:00-16:05

Nonstop2h 05m

R4 334

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Fri 25/12

19:08-23:30

1 stop5h 22m

Denver Intl

Thu 7/1

10:00-13:05

Nonstop2h 05m

R4 366

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Tue 16/2

16:25-0:23

1 stop8h 58m

Denver Intl

Sat 20/2

15:40-0:46

1 stop8h 06m

R4 414

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Wed 9/12

15:00-19:30

2 stops5h 30m

Denver Intl

Tue 15/12

6:30-11:15

1 stop3h 45m

R4 430

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Thu 18/2

6:25-7:40

Nonstop2h 15m

Denver Intl

Mon 22/2

10:30-13:40

Nonstop2h 10m

R4 446

San AntonioDenver

SAT San Antonio - DEN Denver Intl

SATDEN

San Antonio

Sat 3/10

12:35-18:45

2 stops7h 10m

Denver Intl

Mon 5/10

5:00-11:00

1 stop5h 00m

R4 494

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

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

Prices are currently typical for flights on this route.

Typical prices usually range from R3 060 to R5 434.
The lowest price recently found on this route was R4 095.

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from San Antonio is in February. Flight prices, which tend to average around R2 916, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in February, then you should wait until January to fly from San Antonio, when ticket prices are also cheap, with an average price of R3 012.

What is the cheapest San Antonio to Denver Intl flight route?

Fly from San Antonio to Denver Intl for the best San Antonio - Denver Intl flight prices

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

You are more likely to see cheaper flights to Denver from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around R3 763 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from San Antonio for as low as R2 773 on momondo.

What cabin class options are available on San Antonio to Denver flights?

There is only 1 cabin class available to choose from on San Antonio to Denver flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of September 2026, prices for San Antonio to Denver flights are approximately 69% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Denver

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

Estimated return price

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

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

Best price found	R2 056
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from San Antonio in the past 72 hours is R2 056. The best return flight deal from San Antonio to Denver found on momondo in the last 72 hours is R4 095.

Direct flights go from San Antonio to Denver every day.

There is 1 airport in Denver. From San Antonio there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from San Antonio to Denver

How far is San Antonio to Denver Intl by plane?
San Antonio and Denver Intl are 1289,9 km apart from one another.
When did momondo last update prices for flights from San Antonio Airport to Denver Intl Airport?
Prices for flights from San Antonio Airport to Denver Intl Airport are updated daily.
How old do you have to be to fly from San Antonio Airport to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents you'll need for your trip to Denver Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Denver Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Antonio to Denver?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Antonio to Denver is Boeing 737 MAX 8 (15,43% of total bookings). The next most popular plane models are Boeing 737-800 (13,62%), Boeing 737-800 Passenger/BBJ2 (winglets) (13,62%), and Airbus A320-100/200 (13,17%).

Estes Park

Black Hawk

Manitou Springs

Why use momondo?

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

It is quick and easy to find San Antonio to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

momondo does allow users to show only those flights to Denver from San Antonio which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Denver from San Antonio.

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

If you are not ready to book a flight from San Antonio to Denver now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Denver and let you know when they change.