SAN

$51 Find Cheap Flights from Colorado to San Diego

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Diego departing on 5/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Colorado to San Diego

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Colorado to San Diego that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Colorado to San Diego

Thu, Apr 9 - Sat, Apr 11
Frontier Logo
6:15 am - 7:52 am
DEN
-
SAN
2h 37mnonstop
Frontier Logo
6:25 am - 10:05 am
SAN
-
DEN
2h 40mnonstop
$71Frontier
Tue, May 19 - Thu, May 21
Frontier Logo
10:29 pm - 11:50 pm
DEN
-
SAN
2h 21mnonstop
Frontier Logo
6:25 am - 10:01 am
SAN
-
DEN
2h 36mnonstop
$72Frontier
Sat, Apr 11 - Mon, Apr 13
Multiple Airlines Logo
10:30 pm - 12:02 am
DEN
-
SAN
2h 32mnonstop
Multiple Airlines Logo
8:05 pm - 11:44 pm
SAN
-
DEN
2h 39mnonstop
$83Multiple Airlines
Sun, Apr 12 - Wed, Apr 15
Multiple Airlines Logo
7:25 am - 9:06 am
DEN
-
SAN
2h 41mnonstop
Multiple Airlines Logo
8:00 am - 11:41 am
SAN
-
DEN
2h 41mnonstop
$84Multiple Airlines
Thu, Apr 2 - Mon, Apr 6
Southwest Logo
2:40 pm - 4:15 pm
COS
-
SAN
2h 35mnonstop
Southwest Logo
5:00 pm - 8:15 pm
SAN
-
COS
2h 15mnonstop
$157Southwest
Thu, May 28 - Mon, Jun 1
Southwest Logo
2:15 pm - 3:35 pm
COS
-
SAN
2h 20mnonstop
Southwest Logo
6:55 am - 11:35 am
SAN
-
COS
3h 40m
1 stop
$163Southwest
Sat, Apr 25 - Wed, Apr 29
American Airlines Logo
4:58 pm - 11:56 pm
GJT
-
SAN
7h 58m
1 stop
American Airlines Logo
4:32 pm - 10:42 pm
SAN
-
GJT
5h 10m
1 stop
$235American Airlines
Sat, Apr 18 - Wed, Apr 22
American Airlines Logo
5:04 pm - 11:56 pm
DRO
-
SAN
7h 52m
1 stop
American Airlines Logo
6:30 am - 11:11 am
SAN
-
DRO
3h 41m
1 stop
$240American Airlines
Wed, Apr 22 - Sat, Apr 25
United Airlines Logo
1:43 pm - 8:12 pm
GJT
-
SAN
7h 29m
2 stops
United Airlines Logo
6:32 am - 12:38 pm
SAN
-
GJT
5h 06m
1 stop
$240United Airlines
Sat, Mar 28 - Wed, Apr 1
United Airlines Logo
1:41 pm - 5:26 pm
DRO
-
SAN
4h 45m
1 stop
United Airlines Logo
11:01 am - 8:39 pm
SAN
-
DRO
8h 38m
2 stops
$246United Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$51
Best time to beat the crowds with an average 11% drop in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from Denver to San Diego

FAQs for booking flights from Colorado to San Diego

  • How does KAYAK find such low prices on flights from Colorado to San Diego?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to San Diego.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to San Diego?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Colorado to San Diego?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Colorado with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to San Diego?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Julian
Borrego Springs
National City
Poway
Lemon Grove
Alpine
Santee

Everything you need to know for your flight to San Diego

Information on the airport you'll fly into in San Diego