$334 Find Cheap Flights from San Francisco to Aspen - Compare and Save

Among airlines operating San Francisco to Aspen 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 San Francisco and Aspen.

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

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 San Francisco to Aspen:

• Economy Class
• First Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $469 round-trip via Los Angeles (LAX), compared to $549 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 Boeing 717-200 variants.

One-stop flights from San Francisco to Aspen most commonly connect through:

• Denver Intl (DEN) - 54% of one-stop connections
• Los Angeles (LAX) - 44% of one-stop connections
• Dallas/Fort Worth (DFW) - 2% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

On the San Francisco to Aspen route, being flexible with your departure day can save you up to 46%. Saturday is the cheapest day at $389 round-trip on average, while Sunday is the most expensive at $712: a $323 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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

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

• Earliest: departs at 4:20 pm and lands at 6:52 pm
• Latest: departs at 4:35 pm and lands at 7:07 pm.

The flight takes about 2h 32m.

Last-minute fares on this route - booked within 2 weeks of departure - run 27% above the route average of $540. Book 22 weeks before departure for the lowest fares.

A nonstop flight from San Francisco to Aspen takes 2h 32m, 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 $479 to $3,443. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from San Francisco to Aspen are currently lower than usual. Average one-way flight prices are about $361, which is 6% below the typical average for this route.

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 5h 07m, compared with 6h 09m via Los Angeles (LAX) and 6h 58m via Dallas/Fort Worth (DFW).

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

Aspen Pitkin County Airport (ASE) hosts 5 major car rental companies, with daily rates starting from around $35 for economy cars. Top options include:
· Hertz
· Budget
· Sixt
· Payless
· Alamo

Round-trip flights from San Francisco to Aspen range from $411 to $691, with an average of $540 over the past 12 months. Anything below $411 counts as a good deal.