$326+ Cheap flights from San Francisco to Alamosa (SFO - ALS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ALS
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Francisco to Alamosa 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 San Francisco to Alamosa
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Francisco to AlamosaExplore the most affordable flight options available from San Francisco to Alamosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from San Francisco to Alamosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:13 pm -
1 stop17h 17m
Sun 10/182:00 pm -
1 stop11h 15m
Deal found 9/5![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:58 pm -
2 stops12h 32m
Fri 9/252:00 pm -
1 stop21h 47m
Deal found 9/6![Multiple Airlines logo]()
$600
Best flights from San Francisco to AlamosaDiscover carefully curated flight deals from San Francisco to Alamosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from San Francisco to Alamosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:13 pm -
1 stop17h 17m
Sun 10/182:00 pm -
1 stop11h 15m
Deal found 9/5![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:58 pm -
2 stops12h 32m
Fri 9/252:00 pm -
1 stop21h 47m
Deal found 9/6![Multiple Airlines logo]()
$600
Last-minute flights from San Francisco to AlamosaDiscover last-minute flight deals from San Francisco to Alamosa. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Alamosa. Data last updated September 8, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:58 pm -
2 stops12h 32m
Fri 9/252:00 pm -
1 stop21h 47m
Deal found 9/6![Multiple Airlines logo]()
$600
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:13 pm -
1 stop17h 17m
Sun 10/182:00 pm -
1 stop11h 15m
Deal found 9/5![Multiple Airlines logo]()
$590
One-way flights from San Francisco to AlamosaSearch for one-way flight options from San Francisco to Alamosa. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from San Francisco to Alamosa. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:58 pm -
2 stops12h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/208:24 pm -
2 stops21h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:04 am -
1 stop6h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$337
Find flight deals from San Francisco to Alamosa
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Alamosa (ALS). 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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $590 (Kiwi.com) |
One-way from | $326 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Alamosa 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 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from San Francisco to Alamosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoAlamosa
SFO San Francisco - ALS Alamosa
SFOALS
San Francisco
Fri 9/18
11:58 pm-1:30 pm
2 stops12h 32m
Alamosa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$326
San FranciscoAlamosa
SFO San Francisco - ALS Alamosa
SFOALS
San Francisco
Sun 9/20
8:24 pm-6:25 pm
2 stops21h 01m
Alamosa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$328
San FranciscoAlamosa
SFO San Francisco - ALS Alamosa
SFOALS
San Francisco
Fri 10/16
7:13 pm-1:30 pm
1 stop17h 17m
Alamosa
Sun 10/18
2:00 pm-12:15 am
1 stop11h 15m
$590
San FranciscoAlamosa
SFO San Francisco - ALS Alamosa
SFOALS
San Francisco
Mon 9/21
11:58 pm-1:30 pm
2 stops12h 32m
Alamosa
Fri 9/25
2:00 pm-10:47 am
1 stop21h 47m
$600
San FranciscoAlamosa
SFO San Francisco - ALS Alamosa
SFOALS
San Francisco
Sat 9/19
7:11 pm-6:25 pm
3 stops22h 14m
Alamosa
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$609
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-Alamosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Alamosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Alamosa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Alamosa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Alamosa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Alamosa
Have a flexible travel schedule? Discover the best time to fly to Alamosa from San Francisco with our price prediction graph.
SFO-ALS
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.
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Alamosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Alamosa flight routes
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Francisco
Popular flights