$39+ Cheap flights from San Antonio to Denver (SAT - DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — DEN
Jul 23 — Jul 301

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

Cheap flight deals from San Antonio to Denver

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 18, 2024.

Popular in

March

Cheapest in

October

Round-trip from

$58
(Frontier)

One-way from

$39
(Travelocity)
High demand for flights, 30% potential price rise
Best time to find cheap flights, 27% potential price drop
From San Antonio to Denver Intl
One-way flight from San Antonio to Denver Intl

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

Leaving on a Tuesday 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 62% on the overall cost on flights from San Antonio to Denver.

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

Travelers have found it’s best to book a flight 49 days in advance to save up to 93% 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 49 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 $139, or $346 for flights within the next 24 hours.

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

The best pricing can be found in the month of October. Prices to Denver from San Antonio average $191. You can even find prices in October for less than $191, as users have found deals to Denver from as low as $41. The month of March 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 42%.

What is the cheapest time of day to fly from SAT to DEN?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 57% on flights from San Antonio to Denver by exploring options for tickets in the evening.

Cheap San Antonio to Denver flights in July & August 2024

Find cheap flight options from San Antonio to Denver specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,689,020 searches. Prices were last updated on July 18, 2024.
These are some of the best deals we've found on flights to Denver in 2024 at this time. Check back soon for alternative fares.
This Frontier deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/149:53 pmSAT - DEN
Nonstop2h 21mFrontier
Fri 8/165:35 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/16$58
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/149:53 pmSAT - DEN
Nonstop2h 21mFrontier
Sat 8/245:11 amDEN - SAT
Nonstop2h 14mFrontier
Deal found 7/17$59
This Trip.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/179:25 amSAT - DEN
Nonstop2h 24mFrontier
Sat 8/245:11 amDEN - SAT
Nonstop2h 14mFrontier
Deal found 7/18$60
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/710:00 pmSAT - DEN
Nonstop2h 23mFrontier
Mon 8/126:41 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$63
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1010:44 pmSAT - DEN
Nonstop2h 23mFrontier
Mon 8/126:41 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$64
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/249:25 amSAT - DEN
Nonstop2h 24mFrontier
Mon 8/265:59 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$65
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2610:17 pmSAT - DEN
Nonstop2h 23mFrontier
Wed 8/285:35 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$68
This Travelocity deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1010:44 pmSAT - DEN
Nonstop2h 23mFrontier
Mon 8/126:41 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/18$73
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/710:00 pmSAT - DEN
Nonstop2h 23mFrontier
Sun 8/116:39 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$76

San Antonio to Denver 2024 flight deals

Discover exclusive flight deals for travel between San Antonio and Denver in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated July 18, 2024.
These are some of the best deals we've found on flights to Denver in 2024 at this time. Check back soon for alternative fares.
This Frontier deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/149:53 pmSAT - DEN
Nonstop2h 21mFrontier
Fri 8/165:35 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/16$58
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/149:53 pmSAT - DEN
Nonstop2h 21mFrontier
Sat 8/245:11 amDEN - SAT
Nonstop2h 14mFrontier
Deal found 7/17$59
This Trip.com deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/179:25 amSAT - DEN
Nonstop2h 24mFrontier
Sat 8/245:11 amDEN - SAT
Nonstop2h 14mFrontier
Deal found 7/18$60
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/710:00 pmSAT - DEN
Nonstop2h 23mFrontier
Mon 8/126:41 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$63
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1010:44 pmSAT - DEN
Nonstop2h 23mFrontier
Mon 8/126:41 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$64
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/249:25 amSAT - DEN
Nonstop2h 24mFrontier
Mon 8/265:59 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$65
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2610:17 pmSAT - DEN
Nonstop2h 23mFrontier
Wed 8/285:35 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$68
This Travelocity deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1010:44 pmSAT - DEN
Nonstop2h 23mFrontier
Mon 8/126:41 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/18$73
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/710:00 pmSAT - DEN
Nonstop2h 23mFrontier
Sun 8/116:39 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$76

San Antonio to Denver flights leaving soon

Find last-minute flight options from San Antonio to Denver for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated July 18, 2024.
Have a look at some of the last-minute flights available departing from San Antonio to Denver. To prevent any unwanted surprises, users should verify their flight info before booking.
This mytrip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2810:58 pmSAT - DEN
Nonstop2h 23mFrontier
Sun 8/47:03 pmDEN - SAT
1 stop15h 45mFrontier
Deal found 7/17$150
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2810:58 pmSAT - DEN
Nonstop2h 23mFrontier
Sun 8/46:40 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$153
This mytrip.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/279:25 amSAT - DEN
Nonstop2h 24mFrontier
Fri 8/210:48 pmDEN - SAT
1 stop17h 41mFrontier
Deal found 7/16$155
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/258:19 pmSAT - DEN
Nonstop2h 21mFrontier
Sun 7/286:39 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/18$158
This mytrip.com deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/279:25 amSAT - DEN
Nonstop2h 24mFrontier
Fri 8/25:01 amDEN - SAT
Nonstop2h 14mFrontier
Deal found 7/16$160
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2410:00 pmSAT - DEN
Nonstop2h 23mFrontier
Sat 7/275:11 amDEN - SAT
Nonstop2h 14mFrontier
Deal found 7/18$161
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/258:19 pmSAT - DEN
Nonstop2h 21mFrontier
Sun 7/286:39 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$166
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2410:00 pmSAT - DEN
Nonstop2h 23mFrontier
Mon 7/296:41 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/17$167
This Travelocity deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/269:15 amSAT - DEN
Nonstop2h 24mFrontier
Sun 7/286:39 pmDEN - SAT
Nonstop2h 18mFrontier
Deal found 7/18$173

One-way flights to Denver from San Antonio

Search for one-way flight options from San Antonio to Denver. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated July 18, 2024.
If you're seeking multiple options on one-way flights from San Antonio to Denver, be sure to check out these deals, which are updated often. Users needing a return flight from San Antonio to Denver should utilize the search form above.
This Travelocity deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/210:17 pmSAT - DEN
Nonstop2h 23mFrontier
Deal found 7/17$39
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/189:19 amSAT - DEN
Nonstop2h 26mFrontier
Deal found 7/18$44
This Frontier deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/69:39 pmSAT - DEN
Nonstop2h 21mFrontier
Deal found 7/18$54
This Frontier deal was found by Cheapflights users on 7/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2410:00 pmSAT - DEN
Nonstop2h 23mFrontier
Deal found 7/16$59
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2810:58 pmSAT - DEN
Nonstop2h 23mFrontier
Deal found 7/17$69
This mytrip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/116:40 pmSAT - DEN
1 stop8h 19mFrontier
Deal found 7/17$70
This Trip.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2810:58 pmSAT - DEN
Nonstop2h 23mFrontier
Deal found 7/17$73
This Orbitz deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2810:58 pmSAT - DEN
Nonstop2h 23mFrontier
Deal found 7/17$74
This Frontier deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1212:48 pmSAT - DEN
1 stop12h 18mFrontier
Deal found 7/17$77

Find flights from San Antonio to Denver within your budget

Customize your flight search to find flights from San Antonio to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated July 18, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$58 - $176

Route

Depart

Return

Price

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Wed 8/7

Nonstop2h 23m

Denver Intl

Sat 8/10

Nonstop2h 14m

$58

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Wed 8/14

Nonstop2h 21m

Denver Intl

Sat 8/24

Nonstop2h 14m

$59

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Wed 8/14

Nonstop2h 21m

Denver Intl

Sat 8/17

Nonstop2h 14m

$60

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Wed 8/7

Nonstop2h 23m

Denver Intl

Mon 8/12

Nonstop2h 18m

$63

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Sat 8/10

Nonstop2h 23m

Denver Intl

Mon 8/12

Nonstop2h 18m

$64

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Sat 8/24

Nonstop2h 24m

Denver Intl

Mon 8/26

Nonstop2h 18m

$65

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Sat 8/17

1 stop26h 14m

Denver Intl

Sat 8/24

Nonstop2h 14m

$90

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Fri 10/18

Nonstop2h 18m

Denver Intl

Sun 10/20

Nonstop2h 10m

$149

San AntonioDenver Intl

SAT - DEN

SATDEN

San Antonio

Fri 8/9

1 stop5h 34m

Denver Intl

Mon 8/12

1 stop5h 15m

$176

Flights are sorted by cheapest first

Deals found on 7/18

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

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Denver. Price data was last updated on July 12, 2024.
To ensure you get the cheapest price possible for a flight from San Antonio to Denver, you should look to book at least 48 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Denver. Price data was last updated on July 14, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Antonio to Denver flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from San Antonio to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Denver by month

Plan your trip to Denver by taking into account the average temperature and rainfall totals by month.

DEN

Temperature

30.2 - 73.4 °F

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 18, 2024.
To help decide which airline to fly from San Antonio to Denver, see what other customers have to say about Frontier, United Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,383 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

7.2

Comfort

7.9

Food

7.2

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

8.1
Very good
9,383 reviews
8.1
Very good
9,383 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

7.2

Comfort

7.9

Food

7.2

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

8.0
Very good
9,762 reviews
8.1
Very good
9,383 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

7.2

Comfort

7.9

Food

7.2

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

7.4
Good
10,000 reviews
8.1
Very good
9,383 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

7.2

Comfort

7.9

Food

7.2

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

7.3
Good
10,000 reviews
8.1
Very good
9,383 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

7.2

Comfort

7.9

Food

7.2

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

6.9
Okay
898 reviews
8.1
Very good
9,383 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

7.2

Comfort

7.9

Food

7.2

Reviews

1 / 10

A/C was not working on the ground so it was 110 degrees on the plane when we boarded and we sat there for almost 40 minutes because Austin’s gate system has not kept up with growth. Not Alaska’s fault 100% but it was miserable.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • 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 13 flights from San Antonio (SAT) to Denver Intl (DEN) per day to choose from. Flights to Denver from San Antonio are available from 5 different airlines, which means you should have some options if you want to compare airfare deals. 2h 18m is how long a nonstop flight from San Antonio to Denver Intl typically takes.

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

    Yes, there are multiple flights from San Antonio to Denver for under $100. The cheapest flight booked recently is on Frontier for just $58, but on average you can expect to pay $76.

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

    Cheapflights has at least 20 direct flights from San Antonio to Denver under $100. A good price for a nonstop flight from San Antonio to Denver is less than $79.

  • 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: Friday, Saturday.

  • How popular is this San Antonio to Denver flight route?

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

    Per day, 3 flights depart from San Antonio to Denver on average.
    Early Morning (Midnight to 6am) - 67% of flight departures
    Evening (6pm - Midnight) - 33% of flight departures

  • How long is the flight from San Antonio to Denver?

    Airlines like Frontier fly from San Antonio to Denver in about 2h 23m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 799 mi. Most flights are nonstop.

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

    Currently priced at $58, 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. You may be able to fly from San Antonio to Denver for 69% less than the average price by searching for this airline.

  • 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 $39 on Frontier. Other airlines that offer cheap prices include American Airlines from $79 and Delta from $88 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 Lufthansa (84%), Air Canada (80%) and United Airlines (80%).

  • 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 $635, our data indicates the cheapest price to be $53. The most popular route (San Antonio - Denver Intl), is priced around $64.

  • What does SAT to DEN mean?

    Great question - SAT to DEN just means San Antonio Airport to Denver Intl Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from San Antonio to Denver that include extra baggage allowance?

    The amount of baggage you can bring on your San Antonio to Denver flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Antonio to Denver with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Antonio to Denver flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from San Antonio to Denver that include hotel bookings?

    Yes. In addition to deals on San Antonio to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Denver.

  • Can I find deals for business class flights from San Antonio to Denver?

    Yes. Cheapflights offers flight deals from San Antonio to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from San Antonio to Denver that allow pets onboard?

    Many airlines flying from San Antonio to Denver offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Antonio to Denver?

    Yes, you can often find last-minute deals on San Antonio to Denver flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Antonio to Denver flight deals updated?

    The San Antonio to Denver flight deals you see on this page were last updated on 7/18.

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

  • What is the cheapest month to book a flight from San Antonio to Denver?

    Currently, October is the cheapest month in which you can book a flight from San Antonio to Denver (average of $189). Flying from San Antonio to Denver in March is currently the most expensive (average of $269). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for San Antonio to Denver
See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from San Antonio to Denver

Discover the top 5 airlines that operate flights from San Antonio to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,689,020 searches. Data last updated July 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$98FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$119Average$287FlexibilityNo cancel feeOn-time69%
DeltaCheapest$169Average$307FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$176Average$309FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$191Average$251FlexibilityNo cancel feeOn-time65%