>>>>
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flight Deals from Seattle to Alamosa

For as little as AU$ 641, you can take your next adventure to Alamosa without breaking the bank. Choose between one-way and return tickets from Seattle below.

  • Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Best Time to Book Flights from Seattle to Alamosa

These price trend charts carefully monitor and predict how flight prices from Seattle to Alamosa will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Alternative Routes from Seattle to Alamosa

There are various non-direct routes from Seattle to Alamosa which could be cheaper and faster! Check out these alternative options to see if they could work for your trip.

  • Cheapest
    United Airlines
    SEA
    05:00
    9h 0m
    2 transfer
    ALS
    15:00
    Seattle-Tacoma International Airport - San Luis Valley Regional Airport
    Wed, Dec 4United Airlines
    AU$ 641
  • United Airlines
    SEA
    05:00
    9h 0m
    2 transfer
    ALS
    15:00
    Seattle-Tacoma International Airport - San Luis Valley Regional Airport
    Wed, Dec 4United Airlines
    AU$ 641
    Find More Flights

FAQ

  • When are flight from Seattle (SEA) to Alamosa (ALS) the cheapest?

    Airlines adjust prices for flights from Seattle to Alamosa based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from Seattle (SEA) to Alamosa (ALS) cost?

    According to Trip.com's data, the lowest price is around AU$ 903.
  • How many airports in Alamosa (ALS)?

    There are 1 airport(s) in Alamosa (ALS): San Luis Valley Regional Airport.

How to find a cheap flight from Seattle to Alamosa

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from Seattle to Alamosa

Off-season for travelMay
Peak season for travelJune
Flight distance1,742.39km
Popular airlineAmerican Airlines