Cheap flights from Denver to San Antonio (DEN - SAT)

DEN — SAT
Aug 16 — Aug 231

The best prices from Denver Intl to San Antonio are usually found in September or October, booked 31 days in advance, depart on a Friday or Saturday and return on a Monday

How to find the cheapest flight from Denver (DEN) to San Antonio (SAT)

All the information you need to plan the best DEN to SAT flight in 2022: compare Denver to San Antonio flight prices with the expected peak season, weather and rainfall in San Antonio.

DEN - SAT

Price

$157 - $315

SAT

Temperature

51.8 - 84.2 °F

SAT

Rainfall

1.6 - 3.7 inches

Popular inJuneHigh demand for flights, 32% potential price rise
Cheapest inSeptemberBest time to find cheap flights, 27% potential price drop
Round-trip from$157From Denver Intl to San Antonio
One-way from$115One-way flight from Denver Intl to San Antonio

What is the cheapest day to fly round-trip from Denver to San Antonio?

It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Find a great deal and save up to 52% by booking at least 27 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Denver to San Antonio within the next two weeks, with the cheapest ticket starting at $221.

What is the cheapest month to fly from Denver to San Antonio?

September can be a great time to fly to San Antonio from Denver with a flight ticket averaging about $214. Cheapflights users have found deals in the month of September for as cheap as $81. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Denver to San Antonio (DEN - SAT)?

It’s optimal to fly from Denver to San Antonio in the afternoon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at noon.

Cheap flights from Denver to San Antonio in August, September 2022

The best prices found for DEN to SAT flights for August, September
Aug 31 - Sep 7
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 12m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$80

Frontier

Pick Dates

Deal found 10/8/22

Sep 14 - Sep 14
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$81

Frontier

Pick Dates

Deal found 8/8/22

Sep 7 - Sep 12
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 22m
$90

Frontier

Pick Dates

Deal found 9/8/22

Denver to San Antonio 2022 flight deals

Cheap flights to San Antonio from Denver found for this year
Aug 31 - Sep 7
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 12m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$80

Frontier

Pick Dates

Deal found 10/8/22

Sep 14 - Sep 14
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$81

Frontier

Pick Dates

Deal found 8/8/22

Sep 7 - Sep 12
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 22m
$90

Frontier

Pick Dates

Deal found 9/8/22

Cheap Frontier flights from Denver to San Antonio

Aug 31 - Sep 7
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 12m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$80

Frontier

Pick Dates

Deal found 10/8/22

Sep 14 - Sep 14
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$81

Frontier

Pick Dates

Deal found 8/8/22

Sep 7 - Sep 12
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 22m
$90

Frontier

Pick Dates

Deal found 9/8/22

Cheap United Airlines flights from Denver to San Antonio

Aug 20 - Aug 22
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 08m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 20m
$258

United Airlines

Pick Dates

Deal found 9/8/22

Aug 17 - Aug 20
DEN

Denver Intl

SAT

San Antonio

1 stop

5h 08m
SAT

San Antonio

DEN

Denver Intl

1 stop

5h 02m
$271

United Airlines

Pick Dates

Deal found 9/8/22

Aug 20 - Aug 20
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 08m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 20m
$278

United Airlines

Pick Dates

Deal found 10/8/22

Non-stop flights to San Antonio from Denver

Save time with Denver to San Antonio direct flight deals
Aug 31 - Sep 7
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 12m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$80

Frontier

Pick Dates

Deal found 10/8/22

Sep 14 - Sep 14
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 21m
$81

Frontier

Pick Dates

Deal found 8/8/22

Sep 7 - Sep 12
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 22m
$90

Frontier

Pick Dates

Deal found 9/8/22

Last minute flights from Denver to San Antonio

Late deals on return flights to San Antonio from Denver, departing today and this week
Aug 17 - Aug 24
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 12m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 24m
$120

Frontier

Pick Dates

Deal found 11/8/22

Aug 17 - Sep 26
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 12m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 22m
$139

Frontier

Pick Dates

Deal found 9/8/22

Aug 19 - Aug 22
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
SAT

San Antonio

DEN

Denver Intl

Nonstop

2h 19m
$140

Frontier

Pick Dates

Deal found 9/8/22

One-way flights to San Antonio from Denver

The cheapest one-way flights from Denver to San Antonio
Sep 7
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
$40

Frontier

Pick Dates

Deal found 8/8/22

Sep 28
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 14m
$41

Frontier

Pick Dates

Deal found 9/8/22

Aug 31
DEN

Denver Intl

SAT

San Antonio

Nonstop

2h 12m
$50

Frontier

Pick Dates

Deal found 11/8/22

Related info for your journey

Useful info, stats and facts about Denver to San Antonio flights.

What airports do I use to fly from Denver to San Antonio?

San Antonio is the airport most travelers will use when flying to San Antonio from Denver Intl. Booking flights from Denver Intl (DEN) to San Antonio (SAT) should be relatively easy as there are 13 daily flights to San Antonio from 6 different airlines. 2h 07m is how long a flight from Denver to San Antonio will take if you book a nonstop flight.

Which airlines flying from Denver Intl to San Antonio have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Frontier, and Juneyao Airlines flying from Denver Intl to San Antonio have implemented new flexible cancellation policies.

Can I find flights from Denver to San Antonio for under $100 on Cheapflights?

Yes, there are multiple flights from Denver to San Antonio for under $100. The cheapest flight booked recently is on Frontier for just $80, but on average you can expect to pay $110.

Are there nonstop flights from Denver to San Antonio for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Denver to San Antonio under $100. A good price for a nonstop flight from Denver to San Antonio is less than $112.

Are there last-minute flights available from Denver to San Antonio for under $200?

There are currently 20+ open flights from Denver to San Antonio within the next 7 days for less than $200.

How popular is this Denver to San Antonio flight route?

This flight path from Denver Intl to San Antonio was viewed by 53 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What is the cheapest airline to fly from Denver to San Antonio round-trip?

Currently priced at $80, Frontier will fly you from Denver to San Antonio and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Users have found that Frontier is 62% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Denver to San Antonio one-way?

To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $40. United Airlines flights start at $79 while deals on Delta start at $106 one-way.

What are the most popular airlines that fly from Denver to San Antonio?

Undisclosed Carrier, American Airlines and Delta are the most popular airlines when flying from Denver to San Antonio.

What are the most reliable airlines from Denver to San Antonio?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Denver to San Antonio on time: United Airlines (76%), Air Canada (71%), Southwest (63%).

What are the cheapest flights from Denver to San Antonio?

Looking at all options, your cheapest flight can be booked for $48. While the most popular route (Denver Intl - San Antonio) can be booked for $117 on average our data indicates $421 when flying from Denver to San Antonio.

Alternative routes for Denver to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Denver to San Antonio

The chart below displays the airlines Cheapflights users traveling from Denver to San Antonio choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$15Average$22FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
FrontierCheapest$44Average$133FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
American AirlinesCheapest$113Average$246FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
United AirlinesCheapest$114Average$278FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights

Hourly flight availability from Denver to San Antonio

See what time of day planes typically take off from Denver to San Antonio
8%of flight departuresEarly morningMidnight to 6 am
22%of flight departuresMorning6 am to noon
51%of flight departuresAfternoonNoon to 6 pm
19%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Denver to San Antonio

See how many times per day planes take to the skies headed from Denver to San Antonio
Sunday13daily flights
Monday13daily flights
Tuesday13daily flights
Wednesday14daily flights
Thursday13daily flights
Friday13daily flights
Saturday16daily flights