Title: Cheap Flights from Denver (DEN) to Alamosa (ALS) - Expedia.ca ![Alamosa which includes signage](https://images.trvl-media.com/place/6056801/dfa473bf-5428-4747-a9c3-2f6fd4b63fa0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6056801/dfa473bf-5428-4747-a9c3-2f6fd4b63fa0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Denver (DEN) to Alamosa (ALS) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Add a place to stay Direct flights only ## Popular airlines from Denver International Airport (DEN) to Alamosa, CO (ALS-San Luis Valley Regional) - ![Denver Air Connection](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KG.svg) Denver Air Connection [](https://www.expedia.ca/Flights-Search?leg1=from:den,to:als,departure:03/11/2025TANYT&leg2=from:als,to:den,departure:10/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KG"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Denver (DEN) to Alamosa (ALS) ### February is typically the cheapest month to fly From CA $220 - CA $303 per traveller. 0 Flight from Denver to Alamosa (DEN - ALS) route information | Origin airport | Denver Intl. | | --- | --- | | Destination airport | San Luis Valley Regional | | Distance | 285 km | ## Denver to Alamosa Flights **The easy way to book your flights from Denver to Alamosa**  With Expedia, it’s simple to find and book flights to Alamosa from Denver whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to San Luis Valley Regional, 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 Denver to Alamosa today, tomorrow, or this week.   **Save dollars with cheap flights from Denver Intl., DEN to San Luis Valley Regional, ALS**  Sort your search results by price to find great deals on your flight from Denver to Alamosa—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Alamosa from Denver currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Alamosa   - 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 Alamosa from Denver**  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 Alamosa with Expedia today. ## Frequently asked questions ### How much is a flight from Denver Airport to San Luis Valley Regional Airport? > Start packing your suitcase, because round-trip journeys between Denver Intl. Airport (DEN) and San Luis Valley Regional Airport start from . That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can increase quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Denver Airport to San Luis Valley Regional Airport (ALS)? > The majority of flights can be cancelled online, but whether you incur a fee differs between airlines. If you do have to cancel your vacation, follow the instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Denver Airport to San Luis Valley Regional Airport (ALS) that have flexible change policies? > Many airlines offer the option to move your flight at no extra charge. All you pay is any additional cost for the new flight. When looking for DEN to ALS flights, you'll see a "No change fees" filter for you to select. ### How many hours is the flight from DIA airport to ALS? > The flight time from Denver Airport to San Luis Valley Regional Airport (ALS) is a comfortable 51 minutes. You'll be lucky to finish an in-flight movie before you arrive! ### How far is the flight from DIA airport to ALS? > A flight distance of just 290 kilometres separates Denver and Alamosa. Once you're in the air, you won't have time to do much more than flip through the pages of the in-flight magazine. ### Which airlines fly direct from DEN to San Luis Valley Regional Airport (ALS)? > If you want to fly directly from DEN to ALS, Denver Air Connection (KG) is a great choice. It operates 52 flights every month between Denver and Alamosa. ### Are Denver Intl. Airport (DEN) to ALS flight tickets cheaper when they're purchased at the last minute? > It is possible to nab a great last-minute deal from DEN to San Luis Valley Regional Airport, but it's also possible to miss out altogether! As many airlines release seats up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. 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