Title: Cheap Flights from Denver to Alamosa (DEN to ALS) - Expedia.co.uk ![Alamosa featuring signage](https://images.trvl-media.com/place/6056801/dfa473bf-5428-4747-a9c3-2f6fd4b63fa0.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Denver (DEN) to Alamosa (ALS) - [Return](?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 Returning Add a place to stay Add a car 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.co.uk/Flights-Search?leg1=from:den,to:als,departure:13/10/2025TANYT&leg2=from:als,to:den,departure:20/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KG"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Find the cheapest month to fly from Denver (DEN) to Alamosa (ALS) ### February is typically the cheapest month to fly From £117 - £161 per traveller. 0 Flight from Denver to Alamosa route information | Origin airport | Denver Intl. | | --- | --- | | Destination airport | San Luis Valley Regional | | Distance | 285 km | ## Compare flights from Denver to Alamosa easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Alamosa. Operating between them flights per day, airlines cover the route. And fly direct, getting you to San Luis Valley Regional in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to San Luis Valley Regional.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Denver Intl. (DEN) to San Luis Valley Regional (ALS) The easiest way to view the best deals on flights from Denver to Alamosa today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to San Luis Valley Regional start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Denver and Alamosa - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Denver to Alamosa flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to San Luis Valley Regional for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from DIA airport to San Luis Valley Regional Airport (ALS)? > If you're travelling from Denver Airport to ALS, round-trip flights start from . This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from DEN to San Luis Valley Regional Airport (ALS)? > The majority of flights can be cancelled online, but whether you are charged a fee varies between airlines. If you do need to cancel your break, follow the instructions in the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from DEN to San Luis Valley Regional Airport (ALS) that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Denver Airport to San Luis Valley Regional Airport flights, you'll see a "no change fees" filter for you to select. ### How many hours is the flight from Denver Intl. Airport (DEN) to San Luis Valley Regional Airport (ALS)? > It only takes about 50 minutes to jet from Denver Airport to San Luis Valley Regional Airport — perfect for a power nap. You'll be landing in Alamosa by the time you wake up. ### How far is the flight from DEN to San Luis Valley Regional Airport (ALS)? > It's only 290 kilometres between DIA airport and ALS. Chances are you'll spend more time getting to and from the airport than you will actually flying! ### Which airlines fly direct from DIA airport to San Luis Valley Regional Airport? > A popular choice with many frequent travellers, Denver Air Connection (KG) operates 52 flights monthly from DEN to ALS. Pick the one that fits with your travel schedule and book your ticket today. ### Are DEN to San Luis Valley Regional Airport (ALS) flight tickets cheaper when they're purchased at the last minute? > Flight prices are constantly going up and down, so not always. While last-minute deals between Denver Intl. Airport (DEN) and San Luis Valley Regional Airport (ALS) are possible, it's also a good idea to keep a close eye on prices well before you fly. In fact, some airlines advertise their prices up to a year before the departure date. Expedia is continuously updating the biggest bargains around, so keep checking back and be ready to lock in your seat when the fares dip. ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - Holiday Homes ### Accommodation - [Adults Only Resorts & in Alamosa](https://www.expedia.co.uk/Alamosa-Hotels-Adults-Only-Resorts.0-0-d6056801-tAdultsOnlyResorts.Travel-Guide-Filter-Hotels) - [Gay-Friendly Hotels in Alamosa](https://www.expedia.co.uk/Alamosa-Hotels-Gay-Friendly-Hotel.0-0-d6056801-tGayFriendlyHotel.Travel-Guide-Filter-Hotels) - [Hotels with Restaurant in Alamosa](https://www.expedia.co.uk/Alamosa-Hotels-Hotel-With-Restaurant.0-0-d6056801-thotelwithrestaurant.Travel-Guide-Filter-Hotels) - [Alamosa Hotels](https://www.expedia.co.uk/Alamosa-Hotels.d6056801.Travel-Guide-Hotels) - [Antonito Hotels](https://www.expedia.co.uk/Antonito-Hotels.d183033.Travel-Guide-Hotels) - [Blanca Hotels](https://www.expedia.co.uk/Blanca-Hotels.d3000429120.Travel-Guide-Hotels) - 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