HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$91+ Cheap flights from Alamosa to Denver (ALS - 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
ALS — DEN
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alamosa to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Alamosa to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Alamosa (ALS) 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 August 14, 2025.

Round-trip from

$189
(Booking.com)

One-way from

$91
(Booking.com)

Popular in

July

Cheapest in

December

Average price

$211

Good round-trip deal

$217 or less

Good one-way deal

$106 or less
From Alamosa to Denver Intl
Search Deals
One-way flight from Alamosa to Denver Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Alamosa to Denver Intl.
Search Deals
Price to beat on a one-way flight from Alamosa to Denver Intl.
Search Deals

Find flight deals from Alamosa to Denver

Cheapest flights from Alamosa to Denver
Explore the most affordable flight options available from Alamosa to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Booking.com deal was found by Cheapflights users on 8/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/53:30 pmALS - DEN
Nonstop0h 55mDenver Air Connection
Fri 9/192:10 pmDEN - ALS
Nonstop0h 50mDenver Air Connection
Deal found 8/14$189
This Booking.com deal was found by Cheapflights users on 8/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/138:00 amALS - DEN
Nonstop0h 55mDenver Air Connection
Tue 9/162:10 pmDEN - ALS
Nonstop0h 50mDenver Air Connection
Deal found 8/14$195
This CheapOair deal was found by Cheapflights users on 8/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:30 pmALS - DEN
Nonstop0h 55mDenver Air Connection
Sun 12/72:10 pmDEN - ALS
Nonstop0h 50mDenver Air Connection
Deal found 8/13$198
This Booking.com deal was found by Cheapflights users on 8/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/298:00 amALS - DEN
Nonstop0h 55mDenver Air Connection
Tue 9/22:10 pmDEN - ALS
Nonstop0h 50mDenver Air Connection
Deal found 8/14$219
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/223:30 pmALS - DEN
Nonstop0h 55mDenver Air Connection
Sun 8/315:30 pmDEN - ALS
Nonstop0h 55mDenver Air Connection
Deal found 8/14$233

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alamosa 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 2,558,603 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Alamosa to Denver that are best for you.

Fly from

Alamosa

Fly to

Denver

Route

Depart

Return

Price

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Sat 9/13

8:00 am-8:55 am

Nonstop0h 55m

Denver Intl

Tue 9/30

2:10 pm-3:00 pm

Nonstop0h 50m

$189

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Fri 9/5

3:30 pm-4:25 pm

Nonstop0h 55m

Denver Intl

Fri 9/19

2:10 pm-3:00 pm

Nonstop0h 50m

$189

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Sat 9/13

8:00 am-8:55 am

Nonstop0h 55m

Denver Intl

Tue 9/16

2:10 pm-3:00 pm

Nonstop0h 50m

$195

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Fri 12/5

3:30 pm-4:25 pm

Nonstop0h 55m

Denver Intl

Sun 12/7

2:10 pm-3:00 pm

Nonstop0h 50m

$198

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Fri 8/29

8:00 am-8:55 am

Nonstop0h 55m

Denver Intl

Tue 9/2

2:10 pm-3:00 pm

Nonstop0h 50m

$219

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Tue 9/23

8:00 am-8:55 am

Nonstop0h 55m

$91

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Thu 9/11

3:30 pm-4:25 pm

Nonstop0h 55m

$99

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Fri 8/29

8:00 am-8:55 am

Nonstop0h 55m

$106

AlamosaDenver

ALS - DEN

ALSDEN

Alamosa

Thu 8/21

3:30 pm-4:25 pm

Nonstop0h 55m

$111

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Best time to book a flight from Alamosa to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Alamosa 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.

Cheapflights Insights

Everything you need to know about your flight from Alamosa to Denver

What is the cheapest month to book a flight from Alamosa to Denver?

Currently, October is the cheapest month in which you can book a flight from Alamosa to Denver (average of $197). Flying from Alamosa to Denver in March is currently the most expensive (average of $278). 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.

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

Find hourly flight availability from Alamosa to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

One of the essential ways to save on airfare from Alamosa to Denver is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 2% on airfare.

Weekly flight availability from Alamosa to Denver

Explore weekly flight availability from Alamosa to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 14, 2025.

The most flights from ALS to DEN are scheduled on a Monday (2 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Alamosa 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 Alamosa to Denver?

    You will need to book a flight from Alamosa to Denver Intl if you want to fly from Alamosa to Denver. At least 1 airline has flights from Alamosa (ALS) to Denver Intl (DEN) on a regular basis. There is 1 flight to Denver from the Alamosa airport per day. If you manage to book one that is nonstop, then you can expect the flight time from ALS to DEN to be around 0h 55m.

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

    Denver Air Connection, at $189, was found to be the cheapest airline from Alamosa to Denver.. Users have found that Denver Air Connection is 10% cheaper than the other options available to this destination.

  • What are the cheapest flights from Alamosa to Denver?

    Looking at all options, your cheapest flight can be booked for $103. While the most popular route (Alamosa - Denver Intl) can be booked for $189 on average our data indicates $183 when flying from Alamosa to Denver.

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

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

  • How can I find direct flights from Alamosa to Denver?

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

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

    Yes. Cheapflights offers flight deals from Alamosa 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.

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

    Currently, October is the cheapest month in which you can book a flight from Alamosa to Denver (average of $197). Flying from Alamosa to Denver in March is currently the most expensive (average of $278). 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.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Westminster
Black Hawk
Golden
Winter Park
Greeley
Lone Tree
Lakewood
Cripple Creek
Silverthorne
Thornton
Broomfield
Frisco
Manitou Springs
Grand Lake
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Brighton
Longmont

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Alamosa to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Grand Junction flights
Denver to Montrose flights
Durango to Denver flights
Denver to Durango flights
Denver to Aspen flights
Grand Junction to Denver flights
Montrose to Denver flights
Denver to Hayden flights
Denver to Colorado Springs flights
Denver to Vail flights
Grand Junction to Colorado Springs flights
Colorado Springs to Denver flights
Denver to Alamosa flights
Gunnison to Denver flights
Denver to Gunnison flights
Aspen to Denver flights
Vail to Denver flights
Hayden to Denver flights
Denver to Cortez flights
Colorado Springs to Durango flights
Cortez to Denver flights
Colorado Springs to Grand Junction flights
Aspen to Grand Junction flights
Gunnison to Colorado Springs flights
Grand Junction to Vail flights
Aspen to Colorado Springs flights
Durango to Colorado Springs flights
Colorado Springs to Montrose flights
Vail to Colorado Springs flights
Colorado Springs to Gunnison flights
Hayden to Colorado Springs flights
Aspen to Gunnison flights
Montrose to Gunnison flights

Top airline flying from Alamosa to Denver

Discover the top airline that operate flights from Alamosa 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 2,558,603 searches. Data last updated August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Denver Air ConnectionCheapest$189Average$207FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.