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Cheap flights from Aspen to San Diego from $170

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Aspen to San Diego departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Aspen to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:10 pm - 8:46 pm
ASE
-
SAN
4h 36m
1 stop
United Airlines Logo
6:35 am - 2:44 pm
SAN
-
ASE
7h 09m
1 stop
$329United Airlines
Fri, Jul 3 - Fri, Jul 10
United Airlines Logo
5:10 pm - 11:54 pm
ASE
-
SAN
7h 44m
2 stops
United Airlines Logo
4:07 pm - 9:26 pm
SAN
-
ASE
4h 19m
1 stop
$349United Airlines
Fri, Jul 3 - Fri, Jul 10
United Airlines Logo
7:15 pm - 11:54 pm
ASE
-
SAN
5h 39m
1 stop
United Airlines Logo
6:20 am - 12:38 pm
SAN
-
ASE
5h 18m
1 stop
$464United Airlines
Thu, Jun 25 - Mon, Jun 29
United Airlines Logo
5:10 pm - 11:54 pm
ASE
-
SAN
7h 44m
2 stops
United Airlines Logo
6:20 am - 1:41 pm
SAN
-
ASE
6h 21m
1 stop
$479United Airlines
Sat, Jul 11 - Sun, Jul 19
United Airlines Logo
8:32 am - 2:55 pm
ASE
-
SAN
7h 23m
1 stop
United Airlines Logo
6:30 am - 2:44 pm
SAN
-
ASE
7h 14m
1 stop
$521United Airlines
Sat, Jul 4 - Sun, Jul 12
United Airlines Logo
1:07 pm - 11:54 pm
ASE
-
SAN
11h 47m
2 stops
United Airlines Logo
6:30 am - 2:44 pm
SAN
-
ASE
7h 14m
1 stop
$534United Airlines
Sat, Jul 4 - Sun, Jul 12
United Airlines Logo
5:10 pm - 10:25 pm
ASE
-
SAN
6h 15m
1 stop
United Airlines Logo
6:35 am - 2:44 pm
SAN
-
ASE
7h 09m
1 stop
$539United Airlines
Sun, Jul 12 - Fri, Jul 17
United Airlines Logo
5:10 pm - 10:25 pm
ASE
-
SAN
6h 15m
1 stop
United Airlines Logo
6:27 pm - 4:29 pm
SAN
-
ASE
21h 02m
3 stops
$558United Airlines
Sun, Jul 12 - Fri, Jul 17
United Airlines Logo
7:00 am - 12:13 pm
ASE
-
SAN
6h 13m
1 stop
United Airlines Logo
5:00 pm - 1:46 pm
SAN
-
ASE
19h 46m
1 stop
$563United Airlines
Sat, Oct 24 - Mon, Oct 26
United Airlines Logo
6:12 pm - 10:25 pm
ASE
-
SAN
5h 13m
1 stop
United Airlines Logo
6:20 am - 5:26 pm
SAN
-
ASE
10h 06m
2 stops
$565United Airlines
Sun, Jul 12 - Fri, Jul 17

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United Airlines flights from Aspen to San Diego

Our best United Airlines deals on Aspen to San Diego flight tickets
United Airlines
Jul 3
ASE5:10 pmAspen Pitkin County
4h 36m
1 stop
SAN8:46 pmSan Diego
Jul 10
SAN6:35 amSan Diego
7h 09m
1 stop
ASE2:44 pmAspen Pitkin County
$329
United Airlines
Jul 3
ASE5:10 pmAspen Pitkin County
7h 44m
2 stops
SAN11:54 pmSan Diego
Jul 10
SAN4:07 pmSan Diego
4h 19m
1 stop
ASE9:26 pmAspen Pitkin County
$349
United Airlines
Jun 25
ASE7:15 pmAspen Pitkin County
5h 39m
1 stop
SAN11:54 pmSan Diego
Jun 29
SAN6:20 amSan Diego
5h 18m
1 stop
ASE12:38 pmAspen Pitkin County
$464

American Airlines flights from Aspen to San Diego

Our best American Airlines deals on Aspen to San Diego flight tickets
American Airlines
Jul 3
ASE7:36 amAspen Pitkin County
11h 42m
2 stops
SAN6:18 pmSan Diego
Jul 10
SAN9:41 amSan Diego
9h 36m
2 stops
ASE8:17 pmAspen Pitkin County
$595
American Airlines
Jul 5
ASE7:36 amAspen Pitkin County
8h 50m
2 stops
SAN3:26 pmSan Diego
Jul 11
SAN9:41 amSan Diego
9h 36m
2 stops
ASE8:17 pmAspen Pitkin County
$1,870

momondo Fare Finder

 
Customize your flight search to find flights from Aspen to San Diego 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, momondo users made 832,500 searches. Data last updated June 9, 2026.
Use the filters below to find and compare flights from Aspen to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Fri 7/3

5:10 pm-8:46 pm

1 stop4h 36m

San Diego

Fri 7/10

6:35 am-2:44 pm

1 stop7h 09m

$329

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Fri 7/3

5:10 pm-11:54 pm

2 stops7h 44m

San Diego

Fri 7/10

4:07 pm-9:26 pm

1 stop4h 19m

$349
Quickest round-trip

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Thu 6/25

7:15 pm-11:54 pm

1 stop5h 39m

San Diego

Mon 6/29

6:20 am-12:38 pm

1 stop5h 18m

$464

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Sat 7/11

5:10 pm-11:54 pm

2 stops7h 44m

San Diego

Sun 7/19

6:20 am-1:41 pm

1 stop6h 21m

$479

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Sat 7/4

8:32 am-2:55 pm

1 stop7h 23m

San Diego

Sun 7/12

6:30 am-2:44 pm

1 stop7h 14m

$521

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Sat 7/4

1:07 pm-11:54 pm

2 stops11h 47m

San Diego

Sun 7/12

6:30 am-2:44 pm

1 stop7h 14m

$534

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Sun 7/12

5:10 pm-10:25 pm

1 stop6h 15m

San Diego

Fri 7/17

6:35 am-2:44 pm

1 stop7h 09m

$539

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Sun 7/12

5:10 pm-10:25 pm

1 stop6h 15m

San Diego

Fri 7/17

6:27 pm-4:29 pm

3 stops21h 02m

$558

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Sat 10/24

7:00 am-12:13 pm

1 stop6h 13m

San Diego

Mon 10/26

5:00 pm-1:46 pm

1 stop19h 46m

$563

AspenSan Diego

ASE - SAN

ASESAN

Aspen Pitkin County

Sun 7/12

6:12 pm-10:25 pm

1 stop5h 13m

San Diego

Fri 7/17

6:20 am-5:26 pm

2 stops10h 06m

$565

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Aspen to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Aspen and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from Aspen during the month February is also very affordable. Most momondo users find prices during this month for around $333.

When to book flights from Aspen to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Aspen to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Aspen to San Diego (ASE to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Aspen to San Diego

Fastest flight time

4h 30m

Direct flights

None
The fastest flight from Aspen to San Diego takes 4h 30m
There are no direct flights from Aspen to San Diego. There are no popular flight routes from Aspen to San Diego.
Search flight deals

Frequently asked questions about flying from Aspen to San Diego

  • How far is Aspen Pitkin County to San Diego by plane?

    There are 729.8 mi between Aspen Pitkin County and San Diego. Typically, this will take 4h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Aspen Pitkin County Airport to San Diego Airport?

    Prices for flights from Aspen Pitkin County Airport to San Diego Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Aspen Pitkin County Airport to San Diego Airport?

  • How old do you have to be to fly from Aspen Pitkin County Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Aspen Pitkin County Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Aspen to San Diego?

Best airlines flying from Aspen to San Diego

Compare and see reviews for airlines that fly from Aspen to San Diego with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,796 reviews
Search United Airlines flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
Julian
National City
Poway
San Ysidro
La Mesa
Borrego Springs
Lemon Grove
Imperial Beach
Alpine
Santee

Why use momondo?

Why should I use momondo to find a flight deal from Aspen to San Diego?

It is quick and easy to find Aspen to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Aspen to San Diego with flexible booking policies on momondo?

Flights from Aspen to San Diego with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Aspen to San Diego?

Once all potential Aspen to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Aspen to San Diego right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Diego from Aspen. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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