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$168+ Cheap flights from San Francisco to Aspen (SFO - ASE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ASE
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Francisco to Aspen Pitkin County are usually found in September or October, booked 63 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from San Francisco to Aspen

Cheapest flights from San Francisco to Aspen
Explore the most affordable flight options available from San Francisco to Aspen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:48 pm
SFO
-
ASE
Nonstop2h 27m
United Airlines
Sat 2/286:39 pm
ASE
-
SFO
Nonstop2h 49m
United Airlines
Deal found 1/21$369
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:20 am
SFO
-
ASE
1 stop11h 34m
American Airlines
Wed 3/412:19 pm
ASE
-
SFO
1 stop9h 54m
American Airlines
Deal found 1/20$375
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:00 am
SFO
-
ASE
1 stop11h 14m
American Airlines
Sat 2/142:47 pm
ASE
-
SFO
1 stop9h 23m
American Airlines
Deal found 1/20$382
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
SFO
-
ASE
1 stop5h 51m
Delta
Mon 3/212:30 pm
ASE
-
SFO
1 stop6h 26m
Delta
Deal found 1/20$389
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/272:00 pm
SFO
-
ASE
1 stop4h 50m
United Airlines
Wed 7/17:00 am
ASE
-
SFO
Nonstop2h 57m
United Airlines
Deal found 1/20$393
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/276:48 pm
SFO
-
ASE
Nonstop2h 27m
United Airlines
Mon 3/306:19 pm
ASE
-
SFO
1 stop5h 36m
United Airlines
Deal found 1/20$394
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/711:15 am
SFO
-
ASE
1 stop6h 59m
American Airlines
Tue 2/105:11 pm
ASE
-
SFO
1 stop17h 54m
American Airlines
Deal found 1/20$402
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/37:15 am
SFO
-
ASE
1 stop6h 02m
United Airlines
Mon 4/66:19 pm
ASE
-
SFO
1 stop5h 36m
United Airlines
Deal found 1/21$403
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/64:25 pm
SFO
-
ASE
Nonstop2h 27m
United Airlines
Mon 2/99:40 am
ASE
-
SFO
Nonstop3h 01m
United Airlines
Deal found 1/21$409

Find flight deals from San Francisco to Aspen

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Aspen (ASE). 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$369
(United Airlines)

One-way from

$168
(Delta)

Popular in

February

Cheapest in

September

Average price

$549

Good round-trip deal

$457 or less

Good one-way deal

$304 or less
Provider with most accurate pricing for San Francisco-Aspen Pitkin County flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Aspen Pitkin County flights.
Search Deals
From San Francisco to Aspen Pitkin County
Search Deals
One-way flight from San Francisco to Aspen Pitkin County
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from San Francisco to Aspen Pitkin County.
Search Deals
Price to beat on a one-way flight from San Francisco to Aspen Pitkin County.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Aspen 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 2,558,603 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from San Francisco to Aspen that are best for you.

Fly from

San Francisco

Fly to

Aspen

Route

Depart

Return

Price

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 2/21

7:15 am-10:58 am

Nonstop2h 43m

Aspen Pitkin County

Tue 2/24

6:39 pm-8:28 pm

Nonstop2h 49m

$369

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 2/28

6:48 pm-10:15 pm

Nonstop2h 27m

Aspen Pitkin County

Tue 3/3

1:41 pm-3:30 pm

Nonstop2h 49m

$369

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Fri 3/13

6:48 pm-10:15 pm

Nonstop2h 27m

Aspen Pitkin County

Tue 3/17

10:12 am-3:23 pm

1 stop6h 11m

$379

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Thu 3/12

12:55 pm-7:47 pm

1 stop5h 52m

Aspen Pitkin County

Tue 3/17

1:40 pm-3:29 pm

Nonstop2h 49m

$379

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Wed 2/11

7:00 am-7:14 pm

1 stop11h 14m

Aspen Pitkin County

Sat 2/14

2:47 pm-11:10 pm

1 stop9h 23m

$382

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Fri 3/13

6:00 am-12:56 pm

1 stop5h 56m

Aspen Pitkin County

Tue 3/17

12:20 pm-5:28 pm

1 stop6h 08m

$389

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sun 2/22

6:00 am-12:51 pm

1 stop5h 51m

Aspen Pitkin County

Sat 2/28

12:30 pm-5:56 pm

1 stop6h 26m

$389

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Fri 2/27

6:00 am-12:51 pm

1 stop5h 51m

Aspen Pitkin County

Mon 3/2

12:30 pm-5:56 pm

1 stop6h 26m

$389

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Thu 3/12

6:00 am-1:40 pm

1 stop6h 40m

Aspen Pitkin County

Mon 3/16

3:25 pm-8:10 pm

1 stop5h 45m

$389

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Mon 4/6

11:00 am-12:56 pm

1 stop24h 56m

$178

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 21 results
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2
3

Compare providers for flights from San Francisco to Aspen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Aspen in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Aspen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Aspen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Aspen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Aspen flights, Cheapflights users trust Expedia the most. Expedia 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-Aspen 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 Aspen

Have a flexible travel schedule? Discover the best time to fly to Aspen from San Francisco with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Aspen

How far ahead should I book a flight from San Francisco to Aspen?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Aspen. Price data was last updated on January 16, 2026.

To ensure you get the cheapest price possible for a flight from San Francisco to Aspen, you should look to book at least 63 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from San Francisco to Aspen?

Currently, March is the cheapest month in which you can book a flight from San Francisco to Aspen (average of $62). Flying from San Francisco to Aspen in December is currently the most expensive (average of $274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to ASE?

Find hourly flight availability from San Francisco to Aspen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Aspen as you normally would.

Reviews of airlines servicing Aspen

Get insights into the airlines that provide service to Aspen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Aspen. Reviews last updated January 21, 2026.
Read through reviews of airlines operating flights from San Francisco to Aspen, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,089 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
Delta
7.9
Good
8,089 reviews
Delta
7.9
Good
8,089 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
United Airlines
7.4
Good
9,191 reviews
Delta
7.9
Good
8,089 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know
American Airlines
7.2
Good
11,174 reviews
Delta
7.9
Good
8,089 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Moishe,Oct 2024

LGA - DEN

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Aspen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Francisco to Aspen?

    If you wish to fly to Aspen from San Francisco, then you need to book flights from San Francisco to Aspen Pitkin County. There are 3 flights from San Francisco (SFO) to Pitkin County (ASE) per day to choose from. Flights to Aspen from San Francisco are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 2h 24m is how long a nonstop flight from San Francisco to Aspen Pitkin County typically takes.

  • How long is the flight from San Francisco to Aspen?

    Airlines like United Airlines fly from San Francisco to Aspen in about 2h 43m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 845 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from San Francisco to Aspen round-trip?

    Flying on Delta is currently your cheapest option to Aspen, with prices starting at $108. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $297 and $344, respectively. You may be able to fly from San Francisco to Aspen for 78% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from San Francisco to Aspen one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $123. Users have also found prices from $220 and $258 on American Airlines and United Airlines, respectively.

  • What are the most reliable airlines from San Francisco to Aspen?

    No one likes to see their flight delayed. When booking a flight from San Francisco to Aspen consider choosing SkyWest Airlines (68%), United Airlines (68%) or Air New Zealand (68%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Francisco to Aspen?

    On average you can expect to pay $481 for a flight from San Francisco to Aspen. The cheapest flight overall is $303 while the most popular route, (San Francisco - Aspen Pitkin County) is currently priced at $369.

  • Can I find deals for flights from San Francisco to Aspen that include hotel bookings?

    Yes. In addition to deals on San Francisco to Aspen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Aspen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Aspen.

  • Can I find deals for business class flights from San Francisco to Aspen?

    Yes. Cheapflights offers flight deals from San Francisco to Aspen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Aspen?

    Currently, March is the cheapest month in which you can book a flight from San Francisco to Aspen (average of $62). Flying from San Francisco to Aspen in December is currently the most expensive (average of $274). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Aspen?

Book flights to Aspen if you plan to visit one of these locations
Snowmass Village
Buena Vista
Snowmass

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Top 3 airlines flying from San Francisco to Aspen

Discover the top 3 airlines that operate flights from San Francisco to Aspen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$108Average$328FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$297Average$512FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$344Average$458FlexibilityNo cancel feeOn-time71%

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