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Cheap flights from San Francisco to Aspen from $209

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Aspen departing on 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Aspen

Cheap round-trip flights

United Airlines Logo
4:25 pm - 7:43 pmSFO-ASE
2h 18mnonstop
United Airlines Logo
7:08 am - 8:48 amASE-SFO
2h 40mnonstop
$209United Airlines
Find Deal
Sat, Sep 20 - Wed, Sep 24
United Airlines Logo
11:20 am - 7:24 pmSFO-ASE
7h 04m1 stop
United Airlines Logo
7:08 am - 8:48 amASE-SFO
2h 40mnonstop
$219United Airlines
Find Deal
Sat, Sep 20 - Wed, Sep 24
United Airlines Logo
5:05 am - 12:59 pmSFO-ASE
6h 54m1 stop
United Airlines Logo
6:15 pm - 10:57 pmASE-SFO
5h 42m1 stop
$229United Airlines
Find Deal
Sat, Oct 4 - Tue, Oct 7
American Airlines Logo
6:01 am - 4:30 pmSFO-ASE
9h 29m2 stops
American Airlines Logo
12:10 pm - 6:47 pmASE-SFO
7h 37m1 stop
$234American Airlines
Find Deal
Sat, Jan 10 - Fri, Jan 16
United Airlines Logo
6:30 am - 2:36 pmSFO-ASE
7h 06m1 stop
United Airlines Logo
1:40 pm - 5:38 pmASE-SFO
4h 58m1 stop
$254United Airlines
Find Deal
Wed, Nov 19 - Thu, Nov 27
Delta Logo
10:55 am - 5:53 pmSFO-ASE
5h 58m1 stop
Delta Logo
12:02 pm - 5:18 pmASE-SFO
6h 16m1 stop
$269Delta
Find Deal
Wed, Sep 17 - Mon, Sep 22
United Airlines Logo
8:30 am - 12:18 pmSFO-ASE
2h 48mnonstop
United Airlines Logo
7:23 pm - 9:09 pmASE-SFO
2h 46mnonstop
$279United Airlines
Find Deal
Sat, Jan 10 - Fri, Jan 16
Alaska Airlines Logo
6:00 am - 1:25 pmSFO-ASE
6h 25m1 stop
Alaska Airlines Logo
7:00 pm - 8:29 amASE-SFO
14h 29m1 stop
$299Alaska Airlines
Find Deal
Sat, Jan 31 - Sat, Feb 7
American Airlines Logo
6:25 am - 6:59 pmSFO-ASE
11h 34m2 stops
American Airlines Logo
8:00 am - 4:55 pmASE-SFO
9h 55m2 stops
$325American Airlines
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Wed, Oct 15 - Wed, Oct 22
Delta Logo
10:55 am - 5:53 pmSFO-ASE
5h 58m1 stop
Delta Logo
12:02 pm - 5:18 pmASE-SFO
6h 16m1 stop
$419Delta
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Fri, Sep 26 - Tue, Sep 30

American Airlines flights from San Francisco to Aspen

Our best American Airlines deals on San Francisco to Aspen flight tickets
American Airlines
Jan 10
SFO6:01 amSan Francisco
9h 29m
2 stops
ASE4:30 pmAspen Pitkin County
Jan 16
ASE12:10 pmAspen Pitkin County
7h 37m
1 stop
SFO6:47 pmSan Francisco
$234
Find similar
American Airlines
Oct 15
SFO6:25 amSan Francisco
11h 34m
2 stops
ASE6:59 pmAspen Pitkin County
Oct 22
ASE8:00 amAspen Pitkin County
9h 55m
2 stops
SFO4:55 pmSan Francisco
$325
Find similar
American Airlines
Oct 23
SFO12:50 amSan Francisco
9h 51m
1 stop
ASE11:41 amAspen Pitkin County
Oct 28
ASE8:00 amAspen Pitkin County
7h 35m
1 stop
SFO2:35 pmSan Francisco
$329
Find similar

United Airlines flights from San Francisco to Aspen

Our best United Airlines deals on San Francisco to Aspen flight tickets
United Airlines
Sep 20
SFO4:25 pmSan Francisco
2h 18m
ASE7:43 pmAspen Pitkin County
Sep 24
ASE7:08 amAspen Pitkin County
2h 40m
SFO8:48 amSan Francisco
$209
Find similar
United Airlines
Sep 20
SFO11:20 amSan Francisco
7h 04m
1 stop
ASE7:24 pmAspen Pitkin County
Sep 24
ASE7:08 amAspen Pitkin County
2h 40m
SFO8:48 amSan Francisco
$219
Find similar
United Airlines
Oct 4
SFO5:05 amSan Francisco
6h 54m
1 stop
ASE12:59 pmAspen Pitkin County
Oct 7
ASE6:15 pmAspen Pitkin County
5h 42m
1 stop
SFO10:57 pmSan Francisco
$229
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 26, 2025.
Use the filters below to find and compare flights from San Francisco to Aspen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 9/20

4:25 pm-7:43 pm

Nonstop2h 18m

Aspen Pitkin County

Wed 9/24

7:08 am-8:48 am

Nonstop2h 40m

$209

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 9/20

11:20 am-7:24 pm

1 stop7h 04m

Aspen Pitkin County

Wed 9/24

7:08 am-8:48 am

Nonstop2h 40m

$219

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 10/4

5:05 am-12:59 pm

1 stop6h 54m

Aspen Pitkin County

Tue 10/7

6:15 pm-10:57 pm

1 stop5h 42m

$229

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 1/10

6:01 am-4:30 pm

2 stops9h 29m

Aspen Pitkin County

Fri 1/16

12:10 pm-6:47 pm

1 stop7h 37m

$234

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Wed 11/19

6:30 am-2:36 pm

1 stop7h 06m

Aspen Pitkin County

Thu 11/27

1:40 pm-5:38 pm

1 stop4h 58m

$254

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Wed 9/17

10:55 am-5:53 pm

1 stop5h 58m

Aspen Pitkin County

Mon 9/22

12:02 pm-5:18 pm

1 stop6h 16m

$269

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 1/10

8:30 am-12:18 pm

Nonstop2h 48m

Aspen Pitkin County

Fri 1/16

7:23 pm-9:09 pm

Nonstop2h 46m

$279

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Sat 1/31

6:00 am-1:25 pm

1 stop6h 25m

Aspen Pitkin County

Sat 2/7

7:00 pm-8:29 am

1 stop14h 29m

$299

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Wed 10/15

6:25 am-6:59 pm

2 stops11h 34m

Aspen Pitkin County

Wed 10/22

8:00 am-4:55 pm

2 stops9h 55m

$325

San FranciscoAspen

SFO - ASE

SFOASE

San Francisco

Fri 9/26

10:55 am-5:53 pm

1 stop5h 58m

Aspen Pitkin County

Tue 9/30

12:02 pm-5:18 pm

1 stop6h 16m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Aspen from

How to get the cheapest flight ticket from San Francisco to Aspen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Aspen?

The month of July is, on average, the cheapest month to fly to Aspen from San Francisco, with most prices found around $409. If you aren’t able to travel to Aspen during the month of July, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $450.

What is the cheapest day to depart on your flight to Aspen?

The cheapest day to depart from San Francisco to Aspen is on a Saturday when prices can be found for as low as $477. The most expensive day to fly to Aspen is Friday, with ticket prices averaging around $598.

What is the cheapest time of day to depart on your flight to Aspen?

In the evening is the cheapest time of day to fly from San Francisco to Aspen when you can find flight prices for as low as $512. Flying to Aspen in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $802. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Francisco to Aspen Pitkin County flight route?

Fly from San Francisco to Aspen Pitkin County for the best San Francisco - Aspen Pitkin County flight prices

How far in advance should I book a flight to Aspen?

You are more likely to see cheaper flights to Aspen from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Aspen for around $524 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Aspen from San Francisco for as low as $384 on momondo.

What cabin class options are available on San Francisco to Aspen Pitkin County flights?

There are 3 cabin classes available to choose from on San Francisco to Aspen Pitkin County flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Francisco to Aspen flight prices changed over time?

As of August 2025, prices for San Francisco to Aspen flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from San Francisco to Aspen

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Aspen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Aspen (SFO to ASE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Aspen

Best Price Found

$298

Fastest flight time

2h 18m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Aspen

1 airport
The best one-way flight to Aspen from San Francisco in the past 72 hours is $298. The best round-trip flight deal from San Francisco to Aspen found on momondo in the last 72 hours is $379.
The fastest flight from San Francisco to Aspen takes 2h 18m
Direct flights go from San Francisco to Aspen on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is United Airlines.
There is 1 airport near Aspen: Aspen Pitkin County (ASE)
Search flight deals

  • How far is San Francisco to Aspen Pitkin County by plane?

    The straight-line distance from San Francisco to Aspen Pitkin County is 847.2 mi. Flights usually cover this in 2h 18m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Francisco Airport to Aspen Pitkin County Airport?

    Prices for flights from San Francisco Airport to Aspen Pitkin County Airport refresh daily.

  • How many operators does momondo search for flights from San Francisco Airport to Aspen Pitkin County Airport?

  • How old do you have to be to fly from San Francisco Airport to Aspen Pitkin County Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Aspen Pitkin County Airport.

  • What documentation or ID do you need to fly to Aspen Pitkin County Airport?

    The required travel and health documents for your Aspen Pitkin County Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Aspen Pitkin County Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Francisco to Aspen?

  • What is the most popular airline from San Francisco to Aspen?

Best airlines flying from San Francisco to Aspen

Compare and see reviews for airlines that fly from San Francisco to Aspen with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $333Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights
American AirlinesPriceFrom $368Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From San Francisco to Aspen

    Across 7 United Airlines flights from San Francisco to Aspen this week, the average price was $549, with the best United Airlines deals starting from $333 round-trip. 8,943 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Aspen?

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

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Aspen?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to Aspen for you.

Can I find flights from San Francisco to Aspen with flexible booking policies on momondo?

Yes. All flights to Aspen from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Aspen?

Once you have performed a search for San Francisco to Aspen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Francisco to Aspen right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Aspen, momondo offers a useful price alert feature which will track prices for flights to Aspen from San Francisco and alert you when they change.

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