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

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The best prices from San Antonio to Denver Intl are usually found in September or October, booked 48 days in advance, depart on a Monday or Friday and return on a Friday

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

All the information you need to plan the best SAT to DEN flight in 2022: compare San Antonio to Denver flight prices with the expected peak season, weather and rainfall in Denver.
SAT - DEN
Price
$97 - $262
DEN
Temperature
30.2 - 73.4 °F
DEN
Rainfall
0.5 - 2.3 inches

Popular in

December

High demand for flights, 35% potential price rise

Cheapest in

September

Best time to find cheap flights, 43% potential price drop

Average price

$157

Average for round-trip flights in May 2022

Round-trip from

$97

From San Antonio to Denver Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from San Antonio to Denver?

Travelers have found it’s best to book a flight 45 days in advance to save up to 16% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 45 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Antonio to Denver 1-2 weeks in advance for as low as $156, or $179 for flights within the next 24 hours.

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

Unlike in the afternoon, when flights are generally more expensive, you can save up to 29% on flights from San Antonio to Denver by exploring options for tickets in the evening.

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

Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 47% on the overall cost on flights from San Antonio to Denver.

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

The best pricing can be found in the month of September. Prices to Denver from San Antonio average $169. You can even find prices in September for less than $169, as users have found deals to Denver from as low as $77. The month of December appears to be one of the more expensive times to travel to Denver from San Antonio. Flying in the targeted month can save you up to 54%.

Cheap flights from San Antonio to Denver in May, June 2022

The best prices found for SAT to DEN flights for May, June
20 May - 23 May
$172pp
SAT
San Antonio
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SAT
San Antonio
25 May - 29 May
$194pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
SAT
San Antonio
25 May - 1 Jun
$200pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SAT
San Antonio

San Antonio to Denver 2022 flight deals

Cheap flights to Denver from San Antonio found for this year
20 May - 23 May
$172pp
SAT
San Antonio
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SAT
San Antonio
25 May - 29 May
$194pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
SAT
San Antonio
25 May - 1 Jun
$200pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SAT
San Antonio

Non-stop flights to Denver from San Antonio

Save time with San Antonio to Denver direct flight deals
15 Jun - 20 Jun
$214pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SAT
San Antonio
11 Jun - 15 Jun
$221pp
SAT
San Antonio
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SAT
San Antonio
15 Jun - 18 Jun
$222pp
SAT
San Antonio
Multiple Airlines
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
United Airlines
Non-Stop
SAT
San Antonio

Last minute flights from San Antonio to Denver

Late deals on round-trip flights to Denver from San Antonio, departing today and this week
25 May - 29 May
$194pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
SAT
San Antonio
25 May - 1 Jun
$200pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SAT
San Antonio
25 May - 29 May
$205pp
SAT
San Antonio
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
 
1 STOP
SAT
San Antonio

One-way flights to Denver Intl from San Antonio

The cheapest one-way flights from San Antonio to Denver
4:34 am - 5:50 am
United Airlines
Nonstop
2h 16m
SAT - DEN
United Airlines
$165
United
2:40 am - 9:03 am
Delta
1 Stop
7h 23m
SAT - DEN
Delta
$169
Delta
4:52 pm - 5:01 am
Frontier
1 Stop
13h 09m
SAT - DEN
Frontier
$171
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">San Antonio</span> to <span class="emphasized">Denver</span> flights.

Flight FAQs

From San Antonio to Denver

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

If you wish to fly to Denver from San Antonio, then you need to book flights from San Antonio to Denver Intl. There are 10 flights from San Antonio (SAT) to Denver Intl (DEN) per day to choose from. Flights to Denver from San Antonio are available from 8 different airlines, which means you should have some options if you want to compare airfare deals. 2h 13m is how long a nonstop flight from San Antonio to Denver Intl typically takes.

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

Some of our airline partners flying from San Antonio to Denver Intl have new flexible policies in place due to COVID-19. United Airlines, Frontier, and American Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from San Antonio to Denver for under $200 on Cheapflights?

Yes, there are multiple flights from San Antonio to Denver for under $200. The cheapest flight booked recently is on Frontier for just $200, but on average you can expect to pay $222.

Are there nonstop flights from San Antonio to Denver for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from San Antonio to Denver under $300. A good price for a nonstop flight from San Antonio to Denver is less than $232.

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

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

What days are nonstop flights available from San Antonio to Denver?

Days when nonstop flights are available for this flight are: Sunday, Thursday.

How popular is this San Antonio to Denver flight route?

The San Antonio to Denver Intl flight path was viewed by 83 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

Per day, 2 flights depart from San Antonio to Denver on average.
Morning (6am - Noon) - 50% of flight departures
Evening (6pm - Midnight) - 50% of flight departures

How long is the flight from San Antonio to Denver?

Airlines like Frontier fly from San Antonio to Denver in about 8h 02m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 799 mi.

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

Currently priced at $200, Frontier will fly you from San Antonio to Denver and back. In addition to Frontier, many other airlines offer competitively priced options for your trip.

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

One-way options have recently been found by users for as low as $77 on Frontier. Other airlines that offer cheap prices include United Airlines from $109 and Delta from $135 one-way.

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

The top 3 most reliable airlines when flying from San Antonio to Denver are United Airlines (90%), Air Canada (88%) and Lufthansa (84%).

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

Before booking your flight from San Antonio to Denver check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

What are the cheapest flights from San Antonio to Denver?

Looking for the cheapest flight from San Antonio to Denver? While on average our users pay $409, our data indicates the cheapest price to be $80. The most popular route (San Antonio - Denver Intl), is priced around $217.

COVID Restrictions

View COVID Travel Restrictions for Denver, CO

Do I need a COVID test to fly to Denver from San Antonio?

Information is based on travel restrictions for travel to Denver Intl within the United States

Most visitors from San Antonio need to provide a negative COVID-19 test result and/or quarantine to enter Denver Intl.

COVID-19 testing requirements
Visitors from San Antonio must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Denver Intl.

Quarantine requirements
Visitors from San Antonio are not required to quarantine after entering Denver Intl.

Do I need a test to fly back to San Antonio from Denver?

Returning to San Antonio from Denver Intl

COVID-19 testing requirements
Visitors from Denver Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to San Antonio.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering San Antonio.

Hide COVID Travel Restrictions for Denver, CO

Alternative routes for San Antonio to Denver

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

Destination information for Denver

Things to know before you go - useful duration and weather info for your trip from San Antonio to Denver.
Flight duration from SAT to DEN
2h 16m
Average temperature for May in Denver
73.4 °F
Avg rainfall for May in Denver
1.9 ″

Airports servicing San Antonio

Airports servicing Denver

Top 6 airlines flying from San Antonio to Denver Intl

The chart below displays the airlines Cheapflights users traveling from San Antonio to Denver choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$15 $22 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Spirit Airlines
$35 $91 No cancel fee 65%
Frontier
$44 $120 No cancel fee 62%
American Airlines
$75 $235 No cancel fee 71%
Delta
$78 $177 No cancel fee N/A
United Airlines
$98 $236 No cancel fee 69%

Hourly flight availability from San Antonio to Denver

See what time of day planes typically take off from San Antonio towards Denver.
Afternoon Noon to 6 PM 59% of SAT to DEN departures
Morning 6 AM to noon 28% of SAT to DEN departures
Early morning Midnight to 6 AM 9% of SAT to DEN departures
Evening 6 PM to midnight 4% of SAT to DEN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Antonio to Denver
See how many times per day planes take to the skies headed from San Antonio to Denver.
Sunday
9 daily flights
Monday
12 daily flights
Tuesday
12 daily flights
Wednesday
13 daily flights
Thursday
12 daily flights
Friday
12 daily flights
Saturday
6 daily flights
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