$143 Flights from Denver International (DEN) to Alamosa (ALS)

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Flight deals from Denver International Airport to Alamosa Airport

Looking for a cheap last-minute deal or the best round-trip flight from Denver International Airport to Alamosa Airport? If you want to travel next month, round-trip fares start from $197. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Denver International to Alamosa

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Alamosa flights are currently cheapest in April.

Denver International to Alamosa: Alternative routes

Compare routes from Denver International to Alamosa below. You may find an airport to fly into that's cheaper, faster, or easier than Alamosa.

Denver to Alamosa: Flight information

The things to know before you go.
Cheapest flight found$143
Cheapest month to flyApril
Average flight time53 mins
Average flights per week13

Finding cheap flights from Denver International to Alamosa: Frequently asked questions

The best price we found for a round-trip flight from Denver International to Alamosa is $197. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
53 minutes is the average flight time from Denver International to Alamosa.
Currently, there are no airlines that fly direct from Denver International to Alamosa. But we found flights with one or more stops from $197.
There are 13 flights per week flying from Denver International to Alamosa, as of April 2026.
The cheapest month to fly from Denver International to Alamosa is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Alamosa Airport on Thursday, May 14, 2026.
No airlines currently offer direct flights between Denver International Airport and Alamosa Airport. Most routes have one or more stops.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Alamosa is around 40 days in advance, so don’t leave your flight to the last minute.

Flying from Denver International Airport (DEN) to Alamosa Municipal Airport (ALS): what you need to know

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Show up at the airport on time to board your DEN to ALS flight.

  • You can expect longer lines during popular months such as July. Arriving up to four hours in advance for an international flight and two hours for a domestic departure is a smart move.

  • Denver Air Connection is your gateway to exploring Alamosa (and perhaps some other great corners of United States!). Browse the direct flights from Denver International Airport to Alamosa Municipal Airport offered by this popular carrier.

  • The airline most travelers prefer to fly with on this route is Denver Air Connection.

How to find the cheapest flights from Denver International Airport (DEN) to Alamosa Municipal Airport (ALS)

  • $143 is currently the lowest price for a one-way Denver International Airport to Alamosa Municipal Airport flight. A return flight starts at $197. These prices may change depending on demand.

  • It's a good idea to book as early as possible if you're hoping to get cheap tickets from DEN to ALS. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • The 'Whole month' search function shows you the cheapest flights from Denver International Airport to Alamosa Municipal Airport throughout the month. It's a great way to find a bargain if your travel plans aren't set in stone.

  • Cut down on the time spent looking for cheap flights from DEN to ALS by creating a Price Alert. You'll get an email or push notification on the app when a lower fare becomes available.

  • Discover the right flight for you by using the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Denver International Airport to Alamosa Municipal Airport, use the 'Sort by' tool. You can also filter by airline, arrival and departure times, and number of stops.

Handy information about Denver International Airport (DEN)

  • You'll find DEN at 8500 Pena Boulevard.

  • Denver International Airport gets top marks for its on-time performance. 80.23% of flights that take off from DEN reach their destination on time.

  • Central Denver to Denver International Airport is around 25 miles. Depending on traffic, it'll take you about 35 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Catching public transport? You can expect a journey time of around 1 hour 30 minutes.

  • Booking a night at a hotel can take the hassle out of getting to the airport on time. If you want somewhere to stay before your flight from Denver International Airport to Alamosa Municipal Airport, have a look at Baymont by Wyndham Denver International Airport. It's a short ride from DEN.

Arriving at Alamosa Municipal Airport (ALS)

  • The last thing you need is a lengthy trip to your hotel if you're arriving on a late Denver International Airport to Alamosa Municipal Airport flight. Reserve one of these accommodation options near ALS instead:

Getting from Alamosa Municipal Airport (ALS) to central Alamosa

  • Alamosa Municipal Airport to central Alamosa has a drive time of around 5 minutes. It's approximately 2 miles away.

  • It typically takes 45 minutes when traveling by public transport.

When to fly to Alamosa Municipal Airport (ALS)

  • The quietest month for a flight from Denver International Airport to Alamosa Municipal Airport is April, while May is the most popular. Choose the best time to go to Alamosa based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • The warmest month in Alamosa is July, with temperatures ranging between 48ºF and 88ºF. Lock in your flights from Denver International Airport to Alamosa Municipal Airport in this month if this is the type of weather you like.

  • Look for cheap tickets from DEN to ALS in January if you like traveling in cooler conditions. Temperatures are at their lowest around then, ranging between 3ºF and 41ºF on average.

Explore more of United States

  • Alamosa has loads to offer, but there are so many other parts of United States just waiting to be explored. About 160 miles north of Alamosa, a visit to Denver will keep your itinerary busy. Check out popular attractions like Denver Art Museum, Union Station and Denver Botanic Gardens.

  • If you're interested in discovering another well-known destination in United States, head for Albuquerque, roughly 170 miles south of Alamosa. Balloon Fiesta Park, Albuquerque Biological Park and ABQ BioPark Aquarium are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.