Denver to San Antonio Flight Route Information
| Travel Distance: | 795 Miles |
|---|---|
| Airlines Flying This Route: | Frontier Airlines, United Airlines, Southwest Airlines |
| Weekly Flights: | 71 |
| Avg. Flight Duration: | 13.52 Hours |
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10/7/2026 Find Cheap Flights from Denver to San Antonio (DEN to SAT)
DEN - Denver SAT - San Antonio 
Find Cheap Flights from Denver to San Antonio (DEN to SAT)
Fares Starting from $46
DEN - Denver SAT - San Antonio Great deal! This is the lowest price we've seen for this one way route in the last 12 hours. Prices may change and aren't guaranteed for all flights or dates. Click on the price to continue your search and check the latest available fare. Ref. id 202609~Ref:D3Vbjw5Q50W3f_WKIxVDpA
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Cheap Flights from Denver to San Antonio - Compare & Book Our Best Deals
With over 9 daily departures from Denver to San Antonio, this route offers great flexibility for different travel plans. Browse one-way fares from $45.99, round-trip fares from $96.98, and other affordable options across different budgets. Compare flight choices, explore schedules, and book the best Denver to San Antonio deals that fit your budget and travel preferences.
Top Airlines that fly from Denver to San Antonio
Cheap Flight Deals from Denver to San Antonio
DEN Denver Wed, Oct 7
SAT San Antonio
from $46
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DEN Denver Sat, Oct 24
SAT San Antonio
from $61
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DEN Denver Wed, Oct 28
SAT San Antonio
from $61
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DEN Denver Tue, Nov 3
SAT San Antonio
from $61
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DEN Denver Tue, Oct 27
SAT San Antonio
from $61
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DEN Denver Wed, Oct 21
SAT San Antonio
from $61
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DEN Denver Fri, Oct 16
SAT San Antonio
from $81
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DEN Denver Mon, Oct 26
SAT San Antonio
from $81
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DEN Denver Mon, Nov 2
SAT San Antonio
from $81
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DEN Denver Fri, Oct 9
SAT San Antonio
from $81
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*All fares above were last found on: Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202609~Ref:D3Vbjw5Q50W3f_WKIxVDpA
Insights about cheap flights from Denver to San Antonio – Direct Flights, Duration & Best Travel Time
When it comes to booking cheap flights, having the right information at your fingertips can make all the difference. Dive into the insights for cheap flights from Denver to San Antonio and enhance your travel experience!
Daily Flights
9
Cheapest Month
May
Avg. Flight Duration
13.52
Peak Season
August
Distance
795 miles
Direct Flights
286
When is the Cheapest Time to Book Flights from DEN to SAT?
Explore data-powered insights and trends for flights from Denver to San Antonio. Discover average fares, cheap months to fly, when to book, and plan smarter.
What’s the cheapest day of the week to fly from Denver to San Antonio?‡
What is the cheapest month to fly from Denver to San Antonio?‡
‡This information is based on historical data from the last 365 days.
Finding Affordable Flights from Denver to San Antonio
- Plan Ahead - One of the keys to securing cheap flights from Denver to San Antonio is to plan your trip well in advance. Airlines often offer lower prices for those who book tickets months ahead. Keep an eye on special promotions and sales events, which can yield significant savings.
- Flexibility is Key - Being flexible with your travel dates can also lead to substantial cost savings. Consider flying during off-peak seasons or on weekdays when prices tend to be lower.
- Set Price Alerts - To keep tabs on flight prices, consider setting up fare alerts. These alerts will notify you when fares from Denver to San Antonio drop, giving you the opportunity to grab cheap deals.
- Consider Nearby Airports - If San Antonio has multiple airports, check the prices at each one. Sometimes, flying into a nearby airport and then taking a short train or bus ride to your destination can be a much cheaper option.
- Bundle and Save - Booking your flight and accommodation together as a package can often result in significant savings. CheapOair offers these bundled deals, so make sure to explore this option.
When should I book flights from DEN to SAT? ‡
‡Got flexible travel dates? Use our flight data from the past year to discover ideal time to fly from Denver to San Antonio. Find out which months and days typically offer lower fares and let CheapOair search for the best options.
CheapOair provides the predicted prices for one-way trips or round-trips with a duration of 7 days for domestic and 14 days for international trips based on historical data and available flight information. Graphs are estimates only. Prices are subject to change and can't be guaranteed until ticketed.
Estimated price for
Round-trip
‡Graphs are estimates only. Based on historical data and available flight information. Prices are subject to change and cannot be guaranteed until ticketed.
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Insights About Flying from Denver to San Antonio
Which is the high season to travel from Denver to San Antonio?
The month of August is considered the high season for flying from DEN to SAT. Traveling during the high season can affect ticket prices and availability, making this data crucial for trip planning.
How many direct flights are available from DEN to SAT?
There are a total of 286 direct flights from Denver to San Antonio. For travelers seeking convenience and shorter travel times, this data is important when choosing flight options.
Which is the low season to travel from Denver to San Antonio?
May is considered the low season for traveling from Denver to San Antonio, Texas. Travelers looking for cost-effective options and fewer crowds may consider traveling during this period.
How many daily flights are there between Denver to San Antonio?
There are as many as 9 daily flights available for travelers between DEN to SAT. This data offers flexibility in choosing departure times that best suit your schedule.
Which is the busiest day for passengers flying between Denver to San Antonio?
Monday are the busiest days for passengers flying between Denver to San Antonio. Knowing the peak travel day can help you plan your trip to avoid overcrowded flights or airports.
What percentage of travelers spent an average of 2 days in San Antonio, Texas?
Approximately 37.91% of travelers spent an average of 2 days exploring San Antonio. This information can assist in planning the duration of your stay in San Antonio
What percentage of DEN to SAT flyers traveled with kids under 14?
About 6% of passengers on flights from Denver to San Antonio were accompanied by children under the age of 14. This information is useful if you're planning a family trip and want to know how common it is to travel with young children on this route.
What percentage of Denver to San Antonio travelers were over 60 years old?
A notable 15% of travelers were aged 60 or older. This statistic provides insights for senior travelers or those seeking a mature travel demographic.
What percentage of DEN to SAT travelers were millennials?
Millennials make up a significant portion of travelers on this route, accounting for 38% of all passengers. If you're a millennial looking to connect with like-minded travelers, this statistic might interest you.
What percentage of Denver to San Antonio travelers were female?
Almost half of the passengers, approximately 52% were female. Knowing the gender distribution can be useful for solo female travelers or those interested in gender-related travel insights.
What percent of Denver to San Antonio travellers booked first or business class?
10% of travelers booked first or business class on this route.
At what time the earliest flight departs from Denver?
The earliest flight departs at 7:00AM - 8:00AM.
On which days one can have the most flight options in San Antonio?
Monday offer the most flight options in San Antonio.
§
All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.
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Cheap Flights from Denver to San Antonio
Looking for flights from Denver to San Antonio? Look no more, for you�re at the right place. Book cheap flights from Denver to San Antonio on CheapOair and enjoy great discounts. Whether its leisure or a business trip, we offer the most competitive rates on flight tickets to destinations around the world. Grab DEN to SAT flight deals on CheapOair and save big! Hurry, our cheap rates are not going to last forever, so make your bookings right away!
Airports in Denver
The city of Denver is served by Denver International Airport, also known as DIA. The Denver International Airport is the 6th busiest airport in terms of passenger traffic in the U.S.A. Also, it is the largest airport in the country by total land area. Owned & operated by City & County of Denver Department of Aviation, the airport is a hub for Frontier Airlines, Great Lakes Airlines, and United airlines. It also serves as a focus city for Southwest Airlines. The airport offers passenger & cargo services to both domestic and international destinations like Cancun, Toronto, Frankfurt, Calgary, London, San Jose, Tokyo, Zurich, Dallas, San Francisco, Phoenix, Salt Lake City, and more. Passengers can easily commute from & to the airport using charter buses, commuter rail, hotel shuttles, limousines, mountain carriers, public buses, shared-ride services, taxicabs, and mobile app services.
Explore San Antonio
San Antonio is a city in the State of Texas, U.S.A. It is the 2nd & 7th most populated city in the State & the country respectively. The city has some attractions which beautifully showcase the history of the region. These include the Alamo, the Spanish Governor's Palace, San Antonio Missions National Historic Park, and more. A visit to the San Antonio Museum of Art should be on top of every art and culture enthusiast. If visiting here with kids and family then do add SeaWorld & Six Flags Fiesta Texas to your itinerary.
Things to Do in San Antonio
The Alamo
While in San Antonio, the Alamo is a must-see attraction. It is one amongst the most significant historical sites of the country. It was once a Franciscan mission. It is a site where nearly 189 Texans lost their lives during the Battle of Alamo. The structure today stands as a tribute to those who lost their lives in the war. Displayed here are artifacts belonging to some of its most famous defenders including Davy Crockett and James Bowie.
San Fernando Cathedral
The San Fernando Cathedral is one of the oldest cathedral's in the country and is registered under the National register of Historic Places. It was established by colonists from the Canary Islands and was completed by 1750. The cathedral is also said to be the burial place of the heroes of the Alamo. In the evening a 24 minutes video is showcased describing the history of the city of San Antonio.
San Antonio Museum
The San Antonio Museum is situated besides the River Walk. It is a cultural gem and houses some of outstanding collections of Greek & Roman antiquities, Asian, European, American, and Latin American art. The highlights of the museum include some of the finest art pieces from Egypt, Greece, & Rome and Chinese ceramics.
Best Time to Fly to San Antonio
The months between November-April are best to plan a trip to the city of San Antonio. During these months the weather here is comfortable. Avoid travelling here during Summer season as it is flooded with tourists. Also, the temperature can exceed 90� F during summers.
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