$234 Cheap Flights from Aspen (ASE) to San Francisco (SFO)

View $234 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Aspen/Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Aspen to San Francisco (ASE-SFO)

Prices were available within the past 7 days and start at $234 for one-way flights and $229 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Jan 22 - Sun, Jan 25
ASE
Aspen
SFO
San Francisco
$229 Roundtrip, found 3 hours ago
$229
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jan 22 from Aspen to San Francisco, returning Sun, Jan 25, priced at $229 found 3 hours ago
United
Thu, Jan 22 - Sun, Jan 25
ASE
Aspen
SFO
San Francisco
$239 Roundtrip, found 3 hours ago
$239
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jan 22 from Aspen to San Francisco, returning Sun, Jan 25, priced at $239 found 3 hours ago
United
Wed, Dec 24 - Mon, Dec 29
ASE
Aspen
SFO
San Francisco
$246 Roundtrip, found 3 days ago
$246
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 24 from Aspen to San Francisco, returning Mon, Dec 29, priced at $246 found 3 days ago
American Airlines
Thu, Jan 22 - Sun, Jan 25
ASE
Aspen
SFO
San Francisco
$249 Roundtrip, found 3 hours ago
$249
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Thu, Jan 22 from Aspen to San Francisco, returning Sun, Jan 25, priced at $249 found 3 hours ago
Delta
Wed, Oct 15 - Sat, Oct 18
ASE
Aspen
SFO
San Francisco
$249 Roundtrip, just found
$249
Roundtrip
just found
Select Delta flight, departing Wed, Oct 15 from Aspen to San Francisco, returning Sat, Oct 18, priced at $249 just found
United
Thu, Jan 22 - Sun, Jan 25
ASE
Aspen
SFO
San Francisco
$256 Roundtrip, found 3 hours ago
$256
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jan 22 from Aspen to San Francisco, returning Sun, Jan 25, priced at $256 found 3 hours ago
Delta
Fri, Jan 23 - Sat, Jan 24
ASE
Aspen
SFO
San Francisco
$259 Roundtrip, found 3 hours ago
$259
Roundtrip
found 3 hours ago
Select Delta flight, departing Fri, Jan 23 from Aspen to San Francisco, returning Sat, Jan 24, priced at $259 found 3 hours ago
United
Fri, Jan 16 - Mon, Jan 19
ASE
Aspen
SFO
San Francisco
$260 Roundtrip, found 2 days ago
$260
Roundtrip
found 2 days ago
Select United flight, departing Fri, Jan 16 from Aspen to San Francisco, returning Mon, Jan 19, priced at $260 found 2 days ago
United
Wed, Dec 24 - Mon, Dec 29
ASE
Aspen
SFO
San Francisco
$264 Roundtrip, found 3 days ago
$264
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 24 from Aspen to San Francisco, returning Mon, Dec 29, priced at $264 found 3 days ago
Alaska Airlines
Thu, Jan 22 - Sun, Jan 25
ASE
Aspen
SFO
San Francisco
$319 Roundtrip, found 3 hours ago
$319
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Thu, Jan 22 from Aspen to San Francisco, returning Sun, Jan 25, priced at $319 found 3 hours ago

Find the cheapest month to fly from Aspen (ASE) to San Francisco (SFO)

May is typically the cheapest month to fly

From $209 - $671 per traveler.

Frequently asked questions

How much does a flight from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO) cost?
Grab a cheap one-way flight from $234 or cheap return flight from $229 from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
Planning your getaway for January is a great way to save, as it's the cheapest month for flights between ASE and SFO. You'll usually find the lowest fares during off-peak months.
Which airlines fly direct from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
Jump on a direct flight with United Airlines and fly straight from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO).
What is the cheapest airline that flies from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
To find the cheapest airline flying from ASE to SFO, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
Each day on average, 2 nonstop flights operate from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO). Select the departure time that best suits your travel plans.
What are the most popular departure times for flights from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
Flights between ASE and SFO tend to be busiest at 12 PM. If you'd like a quieter trip and possibly cheaper fares, choose a time when demand is lower.
What day of the week has the most flights from ASE to SFO?
Fly on a Friday if you're after the largest selection of flights from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO).
What is the earliest flight from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
Catch the earliest flight at around 12:11PM UTC-7, heading out of Pitkin County Airport (ASE). You'll be in the air for about 2h 55m, reaching San Francisco Intl. Airport (SFO) at approximately 2:06PM UTC-8.
How long does it take to fly from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
It takes approximately 2 hours and 52 minutes to travel the 850 mi from ASE to SFO.
What is the best time to fly from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
To touch down at San Francisco Intl. Airport (SFO) without delays, select a flight that takes off from Pitkin County Airport (ASE) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for San Francisco from Pitkin County Airport (ASE)?
San Francisco Intl. Airport (SFO) is the only airport in San Francisco with direct flights from Pitkin County Airport (ASE). Explore the options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO) last-minute?
Holding off until right before your break to book your flight from ASE to SFO often results in higher prices. While you may find some last-minute deals, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book an ASE to SFO flight and hotel package?
You can save money by booking an ASE to SFO flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your preferred flights and accommodations, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Pitkin County Airport (ASE) to San Francisco Intl. Airport (SFO)?
You can usually cancel or reschedule your ASE to SFO flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Pitkin County
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$229
Distance
846 mi
Average flight time
2 hours 40 mins

Book with confidence

Book with confidence

Aspen to San Francisco Flights

The cheapest times to fly from Aspen to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Aspen to San Francisco are during the month of January. You can find some of the cheapest flights from Aspen to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Aspen to San Francisco

Sunday is one of the best days to book for cheap flights from Aspen to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Aspen to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Aspen to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $234 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Aspen to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Aspen to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Aspen to San Francisco Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.