Cheap Flights from San Francisco International to Aspen

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Compare San Francisco International to Aspen flight deals

Find the cheapest month or even day of the year to fly to Aspen

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Flight deals from San Francisco International to Aspen

Looking for a cheap last-minute deal or the best return flight from San Francisco International to Aspen? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Francisco International to Aspen

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Francisco International to Aspen flights are currently cheapest in June.

Direct flights from San Francisco International to Aspen

San Francisco International to Aspen: Alternative routes

Compare routes from San Francisco International to Aspen below. You may find an airport to fly into that's cheaper, faster, or easier than Aspen.

San Francisco to Aspen: Flight information

The things to know before you go.
Cheapest flight foundRs71,517
Cheapest month to flyJune
Average flight time2 hrs, 29 mins
Most popular airlineSkyWest Airlines
Average flights per week37

Finding cheap flights from San Francisco International to Aspen: Frequently asked questions

The best price we found for a return flight from San Francisco International to Aspen is Rs76,278. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 29 minutes is the average flight time from San Francisco International to Aspen.
SkyWest Airlines, United and Air New Zealand fly direct from San Francisco International to Aspen.
As of May 2025, there are 37 flights per week flying from San Francisco International to Aspen.
The cheapest month to fly from San Francisco International to Aspen is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Francisco International Airport to Aspen Airport on Tuesday, 5 August 2025.
Yes – the average flight time is 2 hours and 29 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Aspen but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Aspen is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Aspen.

Flying from San Francisco International Airport (SFO) to Aspen Airport (ASE): what you need to know

  • The average duration of a direct flight from San Francisco International Airport to Aspen Airport is 2 hours 20 minutes.

  • Choose from seven weekly San Francisco International Airport to Aspen Airport flights. The 08:25 departure with United Airlines is the earliest available. United Airlines operates the last service of the day at 18:30.

  • Your SFO to ASE flight won't wait if you're late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • Flying during a peak time like August? School holidays and other popular seasons can mean longer queues and delays at check-in and security. Be extra cautious and get there up to four hours before an international flight and two hours before domestic departures.

  • United Airlines offers direct flights from San Francisco International Airport to Aspen Airport. Book with this popular airline, then get ready to see the sights in Aspen — and maybe even more of United States if time allows.

  • The majority of travellers choose to travel with United Airlines on this route.

  • The carrier with the most reliable on-time arrival rate for SFO to ASE flights is United Airlines.

  • We make it easy to book a flight with a stopover. To see all your options for tickets from San Francisco International Airport to Aspen Airport, uncheck 'Direct flights only.' Then, pick a flight that has a stop long enough to explore your chosen city. Popular stopovers between SFO and ASE include:

    • Denver International Airport

    • Los Angeles International Airport

    • Phoenix Sky Harbour International Airport

How to find the cheapest flights from San Francisco International Airport (SFO) to Aspen Airport (ASE)

  • Rs71,517 is the lowest price for a one-way San Francisco International Airport to Aspen Airport flight. A return flight starts from Rs76,278. These prices can change based on availability and demand.

  • Get cheap tickets from SFO to ASE by booking at least ten months ahead. According to our research, that's the sweet spot for landing a bargain.

  • September is the cheapest month for flights from San Francisco International Airport to Aspen Airport. If you're looking to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • You don't need to check back in every day to find out if fares have gone down when you create a Price Alert. We'll send you an update as soon as there's a better deal on cheap flights from SFO to ASE.

  • Tailor your flights using filters. Choose your preferred arrival and departure times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from San Francisco International Airport to Aspen Airport.

Handy information about San Francisco International Airport (SFO)

  • 77.36% of flights that depart San Francisco International Airport make it to their destination on time.

  • To reach San Francisco International Airport from central San Francisco, it'll take around 20 minutes by car. This depends on traffic though. It's approximately 21 kilometres from the airport to the city centre.

  • You can expect a journey time of around 45 minutes when using public transport.

  • Get your travels off to a leisurely start by staying near SFO. Whether you're catching an early flight from San Francisco International Airport to Aspen Airport or just don't want to be rushed, these hotels are ideal:

Arriving at Aspen Airport (ASE)

  • Reserve a hotel near ASE if you have a late San Francisco International Airport to Aspen Airport flight. Pick one of these accommodation options and avoid the hassle of a long transfer:

  • Travel at your own speed with an Aspen Airport rental car. Pick up a set of wheels from Hertz, Sixt or Budget and venture far and wide through Aspen and beyond.

  • Booking your vehicle from Aspen Airport around four weeks in advance increases your chances of getting a good deal.

Getting from Aspen Airport (ASE) to central Aspen

  • You'll find ASE at 233 East Airport Road.

  • Aspen Airport to the centre of Aspen has a drive time of about 10 minutes. It's approximately 6 kilometres away.

  • It takes around 25 minutes if you're travelling on public transport.

When to fly to Aspen Airport (ASE)

  • March is the most popular month for flights from San Francisco International Airport to Aspen Airport. To avoid the crowds, go to Aspen in April.

  • The warmest month in Aspen is July, with temperatures ranging between 4ºC and 26ºC. Book your flights from San Francisco International Airport to Aspen Airport in this month if this is the kind of weather you like.

  • If you like travelling in cooler conditions, search for a cheap ticket from SFO to ASE in December. Temperatures average between -19ºC and 1ºC then.

Explore more of United States

  • You've visited Aspen, now it's time to discover more of United States. Travel around 161 kilometres east to Denver to tick off its top sights. From Denver Art Museum to Union Station and Denver Botanic Gardens, your itinerary will be busy.

  • Albuquerque is another favourite destination in United States and is around 451 kilometres south of Aspen. No trip is complete without experiencing Balloon Fiesta Park, Albuquerque Biological Park and ABQ BioPark Aquarium.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.