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Aspen

$216+ Cheap flights from San Diego to Aspen (SAN - ASE)

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.
SAN — ASE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Aspen Pitkin County are usually found in April or September, booked 58 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap flight deals from San Diego to Aspen

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Aspen (ASE). 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 June 12, 2025.

Round-trip from

$229
(Delta)

One-way from

$216
(Delta)

Popular in

August

Cheapest in

April

Average price

$469
From San Diego to Aspen Pitkin County
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One-way flight from San Diego to Aspen Pitkin County
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Highest demand for flights based on searches. 13% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Diego to Aspen

Cheapest flights from San Diego to Aspen
Explore the most affordable flight options available from San Diego to Aspen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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 7/410:00 amSAN - ASE
1 stop6h 51mDelta
Wed 7/912:05 pmASE - SAN
1 stop4h 14mDelta
Deal found 6/12$229
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/410:54 amSAN - ASE
2 stops6h 28mUnited Airlines
Wed 7/96:15 pmASE - SAN
1 stop4h 59mUnited Airlines
Deal found 6/12$251
This American Airlines deal was found by Cheapflights users on 6/12. 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 8/116:15 amSAN - ASE
2 stops8h 49mAmerican Airlines
Thu 8/144:37 pmASE - SAN
1 stop7h 15mAmerican Airlines
Deal found 6/12$436

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Aspen 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 June 12, 2025.
Use the filters below to find and compare flights from San Diego to Aspen that are best for you.

Fly from

San Diego

Fly to

Aspen

Route

Depart

Return

Price

San DiegoAspen

SAN - ASE

SANASE

San Diego

Fri 7/4

10:00 am-5:51 pm

1 stop6h 51m

Aspen Pitkin County

Wed 7/9

12:05 pm-3:19 pm

1 stop4h 14m

$229

San DiegoAspen

SAN - ASE

SANASE

San Diego

Fri 7/4

10:54 am-6:22 pm

2 stops6h 28m

Aspen Pitkin County

Wed 7/9

6:15 pm-10:14 pm

1 stop4h 59m

$251

San DiegoAspen

SAN - ASE

SANASE

San Diego

Mon 8/11

6:15 am-4:04 pm

2 stops8h 49m

Aspen Pitkin County

Thu 8/14

4:37 pm-10:52 pm

1 stop7h 15m

$436

San DiegoAspen

SAN - ASE

SANASE

San Diego

Thu 7/24

9:59 am-5:51 pm

1 stop6h 52m

$216

San DiegoAspen

SAN - ASE

SANASE

San Diego

Sun 6/29

6:20 am-1:47 pm

1 stop6h 27m

$286

San DiegoAspen

SAN - ASE

SANASE

San Diego

Thu 6/19

7:33 pm-9:52 am

2 stops13h 19m

$366

San DiegoAspen

SAN - ASE

SANASE

San Diego

Thu 6/19

8:45 pm-4:05 pm

3 stops18h 20m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from San Diego to Aspen

Have a flexible travel schedule? Discover the best time to fly to Aspen from San Diego with our price prediction graph.
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 San Diego to Aspen

How far ahead should I book a flight from San Diego to Aspen?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Aspen. Price data was last updated on June 9, 2025.

The best time to book flights from San Diego to Aspen is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Diego to Aspen?

Currently, November is the cheapest month in which you can book a flight from San Diego to Aspen (average of $448). Flying from San Diego to Aspen in December is currently the most expensive (average of $670). 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 SAN to ASE?

Find hourly flight availability from San Diego to Aspen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 17% on flights from San Diego to Aspen by exploring options for tickets in the morning.

Rainfall in Aspen by month

Plan your trip to Aspen by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Aspen ranges from 1.0 - 1.8 inches per month. April is typically the wettest month, when rainfall can reach 1.8 in. January is typically the driest time to visit Aspen when rainfall is around 1.0 in.

Temperature in Aspen by month

Plan your trip to Aspen by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Aspen, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 19.4 F).

Reviews of airlines servicing Aspen

Get insights into the airlines that provide service to Aspen. 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 Aspen. Reviews last updated June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Aspen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from San Diego to Aspen round-trip?

    Our cheapest airline available from San Diego to Aspen is Delta. Our recent data shows that you can find tickets from as low as $229 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $251 and $436 round-trip. Delta is priced at 60% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Diego to Aspen one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $216. United Airlines flights start at $286 while deals on American Airlines start at $366 one-way.

  • Can I find deals for flights from San Diego to Aspen that include hotel bookings?

    Yes. In addition to deals on San Diego to Aspen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Aspen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Aspen.

  • Can I find deals for business class flights from San Diego to Aspen?

    Yes. Cheapflights offers flight deals from San Diego to Aspen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Aspen?

    Currently, November is the cheapest month in which you can book a flight from San Diego to Aspen (average of $448). Flying from San Diego to Aspen in December is currently the most expensive (average of $670). 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.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Snowmass Village
Carbondale
Buena Vista
Snowmass

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Top 3 airlines flying from San Diego to Aspen

Discover the top 3 airlines that operate flights from San Diego to Aspen. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$414FlexibilityNo cancel feeOn-time71%
DeltaCheapest$328Average$378FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$358Average$524FlexibilityNo cancel feeOn-time69%

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