$268+ Cheap flights from Aspen to San Francisco (ASE - SFO)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — SFO
Aug 2 — Aug 91
Round-trip
1 adult, Economy
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Find cheap flights from Aspen to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Aspen to San Francisco
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Best
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One-way
Cheapest flights from Aspen to San FranciscoExplore the most affordable flight options available from Aspen to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
Explore the most affordable flight options available from Aspen to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2026.
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:40 am
ASE
- SFO
Nonstop2h 45m
United Airlines
Sat 10/174:35 pm
SFO
- ASE
Nonstop2h 32m
United Airlines
Deal found 6/29![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:40 am
ASE
- SFO
Nonstop2h 39m
United Airlines
Sat 7/187:15 am
SFO
- ASE
Nonstop2h 27m
United Airlines
Deal found 6/29![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:02 pm
ASE
- SFO
1 stop4h 52m
Delta
Sun 10/112:40 pm
SFO
- ASE
1 stop4h 34m
Delta
Deal found 6/30![Delta logo]()
$469
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:40 am
ASE
- SFO
Nonstop2h 39m
United Airlines
Mon 7/276:00 am
SFO
- ASE
1 stop6h 38m
United Airlines
Deal found 7/1![United Airlines logo]()
$495
This Delta deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:02 pm
ASE
- SFO
1 stop4h 52m
Delta
Sun 10/1112:00 pm
SFO
- ASE
1 stop7h 14m
Delta
Deal found 7/1![Delta logo]()
$504
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/29:40 am
ASE
- SFO
Nonstop2h 45m
United Airlines
Mon 10/54:35 pm
SFO
- ASE
Nonstop2h 32m
United Airlines
Deal found 6/30![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:40 am
ASE
- SFO
Nonstop2h 39m
United Airlines
Sun 7/267:15 am
SFO
- ASE
Nonstop2h 27m
United Airlines
Deal found 6/28![United Airlines logo]()
$531
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:00 am
ASE
- SFO
1 stop5h 30m
United Airlines
Sun 10/114:35 pm
SFO
- ASE
Nonstop2h 32m
United Airlines
Deal found 7/1![United Airlines logo]()
$539
Best flights from Aspen to San FranciscoDiscover carefully curated flight deals from Aspen to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
Discover carefully curated flight deals from Aspen to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2026.
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:02 pm
ASE
- SFO
1 stop4h 52m
Delta
Sun 10/112:40 pm
SFO
- ASE
1 stop4h 34m
Delta
Deal found 6/28![Delta logo]()
$469
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:12 pm
ASE
- SFO
1 stop4h 40m
United Airlines
Mon 10/55:00 am
SFO
- ASE
1 stop4h 36m
United Airlines
Deal found 6/30![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:40 am
ASE
- SFO
Nonstop2h 39m
United Airlines
Mon 7/276:00 am
SFO
- ASE
1 stop6h 38m
United Airlines
Deal found 7/1![United Airlines logo]()
$495
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2312:03 pm
ASE
- SFO
1 stop4h 41m
Delta
Sun 7/2611:45 am
SFO
- ASE
1 stop7h 40m
Delta
Deal found 6/28![Delta logo]()
$504
This Delta deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/912:02 pm
ASE
- SFO
1 stop4h 52m
Delta
Sun 10/1112:00 pm
SFO
- ASE
1 stop7h 14m
Delta
Deal found 6/29![Delta logo]()
$504
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/317:15 pm
ASE
- SFO
Nonstop2h 39m
United Airlines
Mon 8/35:00 am
SFO
- ASE
1 stop4h 51m
United Airlines
Deal found 7/2![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:00 am
ASE
- SFO
1 stop6h 12m
United Airlines
Sun 10/114:35 pm
SFO
- ASE
Nonstop2h 32m
United Airlines
Deal found 6/28![United Airlines logo]()
$539
Last-minute flights from Aspen to San FranciscoDiscover last-minute flight deals from Aspen to San Francisco. Data last updated July 3, 2026 and is based on user searches.
Discover last-minute flight deals from Aspen to San Francisco. Data last updated July 3, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/107:15 pm
ASE
- SFO
Nonstop2h 39m
United Airlines
Sat 7/187:15 am
SFO
- ASE
Nonstop2h 27m
United Airlines
Deal found 7/2![United Airlines logo]()
$594
One-way flights from Aspen to San FranciscoSearch for one-way flight options from Aspen to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
Search for one-way flight options from Aspen to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 3, 2026.
This deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:01 pm
ASE
- SFO
1 stop5h 13m
American Airlines
Deal found 6/28![American Airlines logo]()
$268
This American Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:00 am
ASE
- SFO
1 stop12h 00m
American Airlines
Deal found 6/30![American Airlines logo]()
$306
This American Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/34:30 pm
ASE
- SFO
1 stop17h 07m
American Airlines
Deal found 6/29![American Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/294:30 pm
ASE
- SFO
1 stop8h 29m
American Airlines
Deal found 7/1![American Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:15 pm
ASE
- SFO
Nonstop2h 39m
United Airlines
Deal found 6/30![United Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/154:30 pm
ASE
- SFO
1 stop8h 29m
American Airlines
Deal found 6/28![American Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/256:01 pm
ASE
- SFO
1 stop15h 36m
American Airlines
Deal found 6/29![American Airlines logo]()
$352
This United Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:15 pm
ASE
- SFO
1 stop4h 47m
United Airlines
Deal found 7/1![United Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:12 pm
ASE
- SFO
2 stops15h 19m
United Airlines
Deal found 6/30![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:40 am
ASE
- SFO
Nonstop2h 39m
United Airlines
Deal found 6/29![United Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/57:30 am
ASE
- SFO
2 stops9h 32m
American Airlines
Deal found 7/1![American Airlines logo]()
$404
Find flight deals from Aspen to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Aspen (ASE) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2026.
Round-trip from | $449 (United Airlines) |
|---|---|
One-way from | $268 |
Popular in | April |
Cheapest in | September |
Average price | $369 |
Good round-trip deal | $529 or less |
Good one-way deal | $328 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Aspen to San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2026.
Use the filters below to find and compare flights from Aspen to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Thu 10/8
12:02 pm-3:54 pm
1 stop4h 52m
San Francisco
Sun 10/11
2:40 pm-8:14 pm
1 stop4h 34m
$469
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Fri 10/2
7:12 pm-10:52 pm
1 stop4h 40m
San Francisco
Mon 10/5
5:00 am-10:36 am
1 stop4h 36m
$469
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Wed 7/22
9:40 am-11:19 am
Nonstop2h 39m
San Francisco
Mon 7/27
6:00 am-1:38 pm
1 stop6h 38m
$495
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Thu 7/23
12:03 pm-3:44 pm
1 stop4h 41m
San Francisco
Sun 7/26
11:45 am-8:25 pm
1 stop7h 40m
$504
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Fri 10/9
12:02 pm-3:54 pm
1 stop4h 52m
San Francisco
Sun 10/11
12:00 pm-8:14 pm
1 stop7h 14m
$504
Quickest round-trip
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Fri 7/31
7:15 pm-8:54 pm
Nonstop2h 39m
San Francisco
Mon 8/3
5:00 am-10:51 am
1 stop4h 51m
$539
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Thu 10/8
8:00 am-1:12 pm
1 stop6h 12m
San Francisco
Sun 10/11
4:35 pm-8:07 pm
Nonstop2h 32m
$539
Cheapest one-way
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Fri 7/24
6:01 pm-10:14 pm
1 stop5h 13m
$268
Quickest one-way
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Fri 8/7
7:15 pm-8:54 pm
Nonstop2h 39m
$344
AspenSan Francisco
ASE - SFO
ASESFO
Aspen Pitkin County
Thu 9/3
9:40 am-11:25 am
Nonstop2h 45m
$344
Showing 1-10 of 16 resultsSorted by cheapest first
Best time to book a flight from Aspen to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Aspen with our price prediction graph.
ASE-SFO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Aspen to San Francisco
Prices
Airlines
What is the cheapest month to book a flight from Aspen to San Francisco?
Currently, September is the cheapest month in which you can book a flight from Aspen to San Francisco (average of $268). Flying from Aspen to San Francisco in April is currently the most expensive (average of $508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from ASE to SFO?
Find hourly flight availability from Aspen to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2026.
A simple way to save on the total cost of your ticket is to fly from Aspen to San Francisco at noon. If you’re flexible enough to do this you can expect to save up to 69% on your trip compared to booking a flight in the afternoon.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated July 3, 2026.
Read through reviews of airlines operating flights from Aspen to San Francisco, such as Delta and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Food
7.2
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Aspen to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Fairfield
Burlingame
Redwood City
Rancho Cordova
Roseville
Cupertino
Emeryville
Newark
San Bruno
Watsonville
Hayward
San Ramon
San Carlos
Daly City
Turlock
Vallejo
San Lorenzo
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Aspen and San Francisco flights
Browse other Aspen and San Francisco flight options. Last updated on July 3, 2026.
Other flights from Aspen
Browse through other flights departing from Aspen. Flights are based on user searches made on Cheapflights and were last updated on July 3, 2026.
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Check out other popular destinations found by fellow travelers in 2026
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Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 3, 2026.
Top 2 airlines flying from Aspen to San Francisco
Discover the top 2 airlines that operate flights from Aspen to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$298 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$375 | FlexibilityNo cancel fee | On-time69% |