$284 Find Cheap Flights from Aspen to San Francisco - Compare and Save

Among airlines operating Aspen to San Francisco flights:

• United Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only United Airlines operates flights between Aspen and San Francisco.

Flights from Aspen to San Francisco usually depart from Aspen Pitkin County (ASE) and arrive at San Francisco (SFO).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in First Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Aspen to San Francisco:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $322 round-trip via Los Angeles (LAX), compared to $389 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$80 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Embraer 175 (Enhanced Winglets) family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Airbus A320-100/200 variants.

Connecting flights from Aspen to San Francisco most commonly pass through:

• Denver Intl (DEN) - 54% of one-stop connections
• Los Angeles (LAX) - 46% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 49% on the Aspen to San Francisco route. Wednesday is the cheapest departure day at $344 round-trip on average, while Sunday is the most expensive at $668, a difference of $324. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Aspen to San Francisco flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

Some of the most popular sights in San Francisco are Fisherman's Wharf, Union Square and Moscone Center. These are among the most viewed places in San Francisco on KAYAK.

These are the earliest and latest flight times available from Aspen to San Francisco:

• Earliest: departs at 7:38 am and lands at 10:25 am
• Latest: departs at 9:40 am and lands at 12:27 pm.

The flight takes about 2h 47m.

A nonstop flight from Aspen to San Francisco takes 2h 47m, covering 845 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $519 to $1,724. That means the highest observed fare was about 3x higher than the lowest one.

One-way fares from Aspen to San Francisco are currently lower than usual. Average one-way flight prices are about $345, which is 28% below the typical average for this route.

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 4h 54m, compared with 5h 40m via Los Angeles (LAX).

San Francisco is 1 hour behind Aspen (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

San Francisco Airport (SFO) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:
• Thrifty
• Europcar
• Dollar
• Hertz
• Fox

Round-trip flights from Aspen to San Francisco range from $316 to $501, with an average of $383 over the past 12 months. Anything below $316 counts as a good deal.