How many flights from Denver to San Antonio are non-stop?

In the trailing 90 days, approximately 64.3% of flights from Denver to San Antonio were non-stop. For flights that include connections, the median number of stopovers is typically two. This indicates that a significant majority of travelers on this route can find direct flight options. However, connecting flights are also a common alternative.

How long is the flight from Denver to San Antonio?

The typical direct flight from Denver to San Antonio covers a distance of 1280 kilometers and has a median duration of 2 hours and 14 minutes. For flights with one stop, the median travel time increases significantly to 8 hours and 47 minutes. Travelers should account for these differences when planning their journey, as direct flights offer a considerably shorter travel experience.

Are there frequently good prices on flights from Denver to San Antonio?

Historically, good prices on flights from Denver to San Antonio are frequent. This route is classified as one with consistent opportunities for finding favorable fares. Travelers can typically expect to find competitive pricing when searching for flights between these two cities. This trend has been observed across the trailing 30 days.

Flights From Denver

To San Antonio

Cheap Flights from Denver to San Antonio

Browse current best options from Denver. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Denver

RatePunk searches hundreds of travel sites at once for deals on flights to San Antonio

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Denver to San Antonio

Explore current cheapest deals departing from Denver to San Antonio

2026-08-13 – 2026-08-17
DEN - San Antonio
49% AI deal score
$213
$161
Round trip
2026-08-17 – 2026-08-18
DEN - San Antonio
49% AI deal score
$213
$162
Round trip
2026-08-13 – 2026-08-15
DEN - San Antonio
49% AI deal score
$216
$163
Round trip
2026-08-22 – 2026-08-24
DEN - San Antonio
48% AI deal score
$208
$163
Round trip
2026-09-03 – 2026-09-07
DEN - San Antonio
42% AI deal score
$134
$163
Round trip
2026-10-01 – 2026-10-05
DEN - San Antonio
42% AI deal score
$135
$164
Round trip
2026-08-20 – 2026-08-24
DEN - San Antonio
48% AI deal score
$208
$166
Round trip
2026-10-12 – 2026-10-14
DEN - San Antonio
42% AI deal score
$136
$166
Round trip
2026-09-03 – 2026-09-06
DEN - San Antonio
42% AI deal score
$134
$167
Round trip
2026-10-24 – 2026-10-27
DEN - San Antonio
42% AI deal score
$140
$167
Round trip

Denver to San Antonio: Overview

Insights for flights from Denver to San Antonio

Right now, fares for flights from Denver to San Antonio are significantly above the typical level. Recent fares for this route typically range from $127–$616, with a median of $166. Currently, no recent fares have been classified as a good price for this route.

When looking for cheap flights from Denver to San Antonio, the data indicates that May is typically the cheapest month to fly, with a median fare of $80. April also offers competitive pricing, with a median fare of $100. Travelers can also find more affordable options in August, where the median fare is around $128.

A typical journey from Denver to San Antonio has a median duration of 2h 14m. This route sees a mixed share of direct flights, with 64.3% of recent itineraries being non-stop. For the remaining itineraries that include connections, the typical number of stopovers is 2.

The distance between Denver and San Antonio is 1280 kilometers, classifying this as a short-haul route. New deals for this route appear almost daily, indicating frequent opportunities to find competitive fares.

How much is a round trip from Denver to San Antonio

Regular price: $145 - $466

Prices for flights from Denver to San Antonio are currently within the regular range.

The regular price range for flights from Denver to San Antonio is between $145 and $466. The current lowest deal is $161 with Frontier Airlines for travel from Aug 13-Aug 17.

now $161

Low $145

High $466

The cheapest time to fly from Denver to San Antonio

The cheapest month to fly from Denver to San Antonio is May, with a median price of $90. The most expensive month is July, with a median price of $774. Prices are generally lower from April to December.

May

Cheapest

Flights from $90

July

Most Expensive

Flights from $774

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Denver to San Antonio

Frontier Airlines

Last-minute flights going from Denver to San Antonio

Sat, Aug 1

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$517

$286

One-way

Sat, Aug 1

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$593

$374

One-way

Sat, Aug 1

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$597

$376

One-way

Mon, Aug 3

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$267

$197

One-way

Mon, Aug 3

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$420

$315

One-way

Tue, Aug 4

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$251

$193

One-way

Biggest price drops on these dates for flights from Denver to San Antonio

5 nights

Aug 1 - Aug 6

$517 → $286

45%

1 night

Aug 1 - Aug 2

$597 → $376

37%

2 nights

Aug 1 - Aug 3

$593 → $374

37%

3 nights

Aug 7 - Aug 10

$433 → $272

37%

Popular Airports to fly from Denver to San Antonio

Denver - San Antonio route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares for Denver to San Antonio are above the typical level, with a median price of $166.

📅 Best time to fly

Fly in May for the best prices.

Historically, May is the cheapest month to fly, with a median price of $90.

⏱️ Flight duration

Direct flights take 2h 14m.

The typical direct flight from Denver to San Antonio takes 2 hours and 14 minutes.

✈️ Airlines & availability

Direct flights are available on 1 airline.

64.3% of recent flights are direct, with Frontier Airlines offering nonstop service.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines has direct flights from Denver to San Antonio, with recent deals from $161.

🎯 Booking tip

Deals appear frequently on this route.

Historically, deals for flights from Denver to San Antonio appear frequently, typically every 30 days.

Denver main airports to depart from

Denver International (DEN)

Cheapest

Denver International Airport is a convenient departure point for flights to San Antonio.

📍 ~30 km from Denver city center (reachable by car or train)

💸 Flights from ~$150

San Antonio main airports to arrive at

San Antonio International (SAT)

Cheapest

San Antonio International Airport is ideal for direct access to San Antonio and surrounding areas.

📍 ~12 km from city center (reachable by car)

💸 Flights from ~$150

Airports nearby San Antonio used as alternative

Austin–Bergstrom International (AUS)

Cheapest

Austin–Bergstrom International is a major international hub with an extensive flight network, useful for San Antonio.

📍 ~120 km from San Antonio (reachable by car, but expect heavy traffic).

💸 Flights from ~$55

Business & First Class Flight Deals to San Antonio

67% AI deal score

$648

$559

Save $89

Frequently Asked Questions About Flights to San Antonio

Historically, the optimal booking window for flights from Denver to San Antonio is typically between 28 and 59 days prior to departure. During this period, the average price for a flight is around $112. Booking within 0-6 days of departure generally sees prices rise significantly, with an average of $598. Even booking 7-13 days out shows an average price of $215, indicating that planning ahead can lead to substantial savings.

Across the trailing quarter, a good price for a flight from Denver to San Antonio is considered to be $127 or less. The median price for this route historically stands at $166. Prices can go higher, with 75% of fares being $616 or less. Travelers aiming for a budget-friendly trip should target fares at or below the $127 threshold.

Historically, May is often the most economical month to fly from Denver to San Antonio, with a median price of $80. April also offers competitive fares, with a median price of $100. While August can be more expensive with a median of $128, it still falls below the annual median price of $166 for this route. Travelers seeking the lowest fares should consider planning their trips during these months.

Related routes

More routes from Denver

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Flights to San Antonio from other cities

Flights from Dallas to San Antonio Flights from Des Moines to San Antonio Flights from Detroit to San Antonio Flights from El Paso to San Antonio Flights from Hong Kong to San Antonio Flights from Houston to San Antonio Flights from Indianapolis to San Antonio Flights from Istanbul to San Antonio Flights from Las Vegas to San Antonio Flights from Los Angeles to San Antonio Flights from Miami to San Antonio Flights from Sioux Falls to San Antonio

Denver to San Antonio: Overview

Insights for flights from Denver to San Antonio

How much is a round trip from Denver to San Antonio

Regular price: $145 - $466

Prices for flights from Denver to San Antonio are currently within the regular range.

The regular price range for flights from Denver to San Antonio is between $145 and $466. The current lowest deal is $161 with Frontier Airlines for travel from Aug 13-Aug 17.

now $161

Low $145

High $466

The cheapest time to fly from Denver to San Antonio

May

Cheapest

Flights from $90

July

Most Expensive

Flights from $774

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Denver to San Antonio

Frontier Airlines

Last-minute flights going from Denver to San Antonio

Sat, Aug 1

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$517

$286

One-way

Sat, Aug 1

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$593

$374

One-way

Sat, Aug 1

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$597

$376

One-way

Mon, Aug 3

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$267

$197

One-way

Mon, Aug 3

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$420

$315

One-way

Tue, Aug 4

⌛ Last-Minute

DEN - San Antonio

Denver (DEN) - San Antonio (SAT)

Frontier Airlines

$251

$193

One-way

Biggest price drops on these dates for flights from Denver to San Antonio

5 nights

Aug 1 - Aug 6

$517 → $286

45%

1 night

Aug 1 - Aug 2

$597 → $376

37%

2 nights

Aug 1 - Aug 3

$593 → $374

37%

3 nights

Aug 7 - Aug 10

$433 → $272

37%

Popular Airports to fly from Denver to San Antonio