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CA $182 Cheap Flights from San Antonio (SAT) to Denver (DEN)

View CA $182 flight on Sat, Aug 8, 2026Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Denver International Airport (DEN)

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

Prices were available within the past 7 days and start at CA $182 for one-way flights and CA $364 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 28 - Sat, Oct 31
SAT
San Antonio
DEN
Denver
CA $364 Roundtrip, found 16 hours ago
CA $364
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Oct 28 from San Antonio to Denver, returning Sat, Oct 31, priced at CA $364 found 16 hours ago
Delta
Tue, Sep 22 - Sat, Oct 10
SAT
San Antonio
DEN
Denver
CA $364 Roundtrip, found 2 hours ago
CA $364
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Sep 22 from San Antonio to Denver, returning Sat, Oct 10, priced at CA $364 found 2 hours ago
Delta
Wed, Oct 28 - Sat, Oct 31
SAT
San Antonio
DEN
Denver
CA $367 Roundtrip, found 16 hours ago
CA $367
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Oct 28 from San Antonio to Denver, returning Sat, Oct 31, priced at CA $367 found 16 hours ago
Delta
Mon, Sep 28 - Sat, Oct 10
SAT
San Antonio
DEN
Denver
CA $388 Roundtrip, found 2 hours ago
CA $388
Roundtrip
found 2 hours ago
Select Delta flight, departing Mon, Sep 28 from San Antonio to Denver, returning Sat, Oct 10, priced at CA $388 found 2 hours ago
United
Wed, Oct 28 - Sat, Oct 31
SAT
San Antonio
DEN
Denver
CA $410 Roundtrip, found 16 hours ago
CA $410
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Oct 28 from San Antonio to Denver, returning Sat, Oct 31, priced at CA $410 found 16 hours ago
American Airlines
Wed, Oct 28 - Sat, Oct 31
SAT
San Antonio
DEN
Denver
CA $421 Roundtrip, found 16 hours ago
CA $421
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Wed, Oct 28 from San Antonio to Denver, returning Sat, Oct 31, priced at CA $421 found 16 hours ago
United
Wed, Oct 28 - Sat, Oct 31
SAT
San Antonio
DEN
Denver
CA $424 Roundtrip, found 16 hours ago
CA $424
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Oct 28 from San Antonio to Denver, returning Sat, Oct 31, priced at CA $424 found 16 hours ago
Delta
Wed, Oct 28 - Sat, Oct 31
SAT
San Antonio
DEN
Denver
CA $432 Roundtrip, found 16 hours ago
CA $432
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Oct 28 from San Antonio to Denver, returning Sat, Oct 31, priced at CA $432 found 16 hours ago
United
Wed, Oct 28 - Sat, Oct 31
SAT
San Antonio
DEN
Denver
CA $433 Roundtrip, found 16 hours ago
CA $433
Roundtrip
found 16 hours ago
Select United flight, departing Wed, Oct 28 from San Antonio to Denver, returning Sat, Oct 31, priced at CA $433 found 16 hours ago
Alaska Airlines
Wed, Aug 5 - Sun, Aug 9
SAT
San Antonio
DEN
Denver
CA $1,064 Roundtrip, found 2 days ago
CA $1,064
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 5 from San Antonio to Denver, returning Sun, Aug 9, priced at CA $1,064 found 2 days ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city centre is 32 minutes. Flights from CA $573
DEN
Denver Intl.
Cheapest
Average driving time to city centre32 min
Flights from CA $573

Frequently asked questions

How much does a flight from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) cost?
One-way flights typically cost between £158 and £424 and return flights often range between £158 and £424. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
Which airlines fly direct from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
Enter SAT to DEN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) will differ from traveller to traveller. If you like to fly early, F9 offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. WN offers the most daily flights from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
There are approximately 9 nonstop flights per day from San Antonio Intl. (SAT) to Denver Intl. (DEN). For even more choice, look at flights that include layovers, as there are around 111 connecting flights daily. Some common connection points include Dallas-Fort Worth Intl. (DFW), Love Field (DAL), and George Bush Intercontinental (IAH).
What is the earliest flight from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from San Antonio International Airport (SAT) to Denver International Airport (DEN) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in April, May, June, July, August, September, and October. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
If you're flying from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.), you'll typically find the most flights on a Thursday, with around 77 flights available. This gives you plenty of options to choose from. Major airlines on this route include WN, AA, and UA. Flight schedules are consistent throughout the week, so you'll have a good selection of flights no matter which day you choose.
What are the most popular departure times for flights from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from San Antonio Intl. (SAT) to Denver Intl. (DEN) are in the early morning, from 6am to 9am. About 25% of passengers prefer this time. Many major carriers, including American Airlines, Southwest Airlines and Frontier Airlines, offer flights during this window. This timing works well because it allows you to arrive in Denver early, giving you a full day to start your activities.
How long does it take to fly from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
Flying nonstop from SAT to DEN takes around 2 hours 20 minutes, with the route covering approximately 795 miles. Flights with a layover typically take 4 hours 40 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
Select the "Business class" and "First class" filters when looking for SAT to DEN flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Denver from San Antonio Intl. (SAT)?
From San Antonio Intl. (SAT), you can fly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like Love Field (DAL), Seattle - Tacoma Intl. (SEA), William P. Hobby (HOU) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.)?
If you booked your San Antonio, TX (SAT-San Antonio Intl.) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
San Antonio Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
CA $364
Distance
1271 km
Average flight time
1 hour 14 mins

Book with confidence

San Antonio to Denver Flights

The easy way to book your flights from San Antonio to Denver 

With Expedia, it’s simple to find and book flights to Denver from San Antonio whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Denver Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from San Antonio to Denver today, tomorrow, or this week.  

 

Save dollars with cheap flights from San Antonio Intl., SAT to Denver Intl., DEN 

Sort your search results by price to find great deals on your flight from San Antonio to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from San Antonio currently is just CA $364 rising to CA $1,064.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Denver  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Denver from San Antonio 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today.

San Antonio to Denver Flights

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