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DEN - SAN

£77 Find cheap flights from Denver 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 from Denver to San Diego departing on 27/6. 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
0 bags
Thu 27/6
Thu 4/7

Search hundreds of travel sites at once for deals on flights to San Diego

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Denver to San Diego, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Denver to San Diego, as well as popular online travel agencies
In the last 7 days, travellers have searched 42,816,550 times on KAYAK, and here's why:

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Cheap flight deals from Denver to San Diego (DEN-SAN)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Denver 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 and deals for you by selecting your travel dates.
Choose your dates
06:15 - 09:51DEN-SAN
4h 36m1 stop
06:25 - 11:59SAN-DEN
4h 34m1 stop
£154Delta
Find Deal
Sat, 13 Jul - Wed, 17 Jul
06:15 - 09:49DEN-SAN
4h 34m1 stop
10:00 - 15:36SAN-DEN
4h 36m1 stop
£161Delta
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Fri, 21 Jun - Tue, 25 Jun
05:20 - 09:01DEN-SAN
4h 41m1 stop
06:15 - 12:02SAN-DEN
4h 47m1 stop
£169Delta
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Tue, 6 Aug - Sun, 11 Aug
06:15 - 09:49DEN-SAN
4h 34m1 stop
17:15 - 22:54SAN-DEN
4h 39m1 stop
£176Delta
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Thu, 13 Jun - Wed, 19 Jun
06:15 - 09:49DEN-SAN
4h 34m1 stop
17:15 - 22:54SAN-DEN
4h 39m1 stop
£177Delta
Find Deal
Wed, 19 Jun - Fri, 21 Jun
12:55 - 16:06DEN-SAN
4h 11m1 stop
17:14 - 22:54SAN-DEN
4h 40m1 stop
£181Delta
Find Deal
Tue, 6 Aug - Mon, 12 Aug
18:34 - 23:50DEN-SAN
6h 16m1 stop
06:25 - 11:59SAN-DEN
4h 34m1 stop
£185Delta
Find Deal
Fri, 12 Jul - Mon, 15 Jul
06:15 - 09:49DEN-SAN
4h 34m1 stop
06:25 - 12:01SAN-DEN
4h 36m1 stop
£193Delta
Find Deal
Thu, 20 Jun - Mon, 24 Jun
15:03 - 23:44DEN-SAN
9h 41m1 stop
06:50 - 16:54SAN-DEN
9h 04m1 stop
£229Alaska Airlines
Find Deal
Fri, 20 Sep - Sun, 22 Sep
13:18 - 19:46DEN-SAN
7h 28m1 stop
08:24 - 23:58SAN-DEN
14h 34m2 stops
£244Alaska Airlines
Find Deal
Thu, 22 Aug - Mon, 26 Aug

Flights from Denver to San Diego - Travel Insights & Trends

Get data-powered insights and trends into flights from Denver to San Diego to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Denver to San Diego?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Denver to San Diego, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Denver to San Diego is May, where tickets cost £108 on average. On the other hand, the most expensive months are July and March, where the average cost of tickets is £183 and £171 respectively.

How far in advance should I book a flight from Denver to San Diego?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Denver to San Diego, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Denver to San Diego, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 38 days before departure.

Which airlines provide the cheapest flights from Denver to San Diego?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 3 days, Delta offered the best one-way deal for that route, at £77. KAYAK users also found Denver to San Diego return flights on Delta from £154 and on Alaska Airlines from £229.

Which airlines fly most frequently between Denver and San Diego?

Southwest connects Denver to San Diego with up to 7 flights per day. United Airlines also offers 7 flights per day, while Frontier follows with 3 flights per day.

How many flights are there between Denver and San Diego per day?

Each day, there are between 16 and 20 nonstop flights that take off from Denver and land in San Diego, with an average flight time of 2h 21m. The most common departure time is 13:00 and most flights take off in the morning. Each week, there are 129 flights. The most frequent day of departure is Friday, when 16% of all weekly flights depart. The fewest flights depart on a Saturday.

Which cabin class options are there for flights between Denver and San Diego?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

What’s the earliest departure time from Denver to San Diego?

Early birds can take the earliest flight from Denver at 05:01 and will be landing in San Diego at 06:24.

What’s the latest departure time from Denver to San Diego?

If you prefer to fly at night, the latest flight from Denver to San Diego jets off at 21:55 and lands at 23:15.

Good to know - Cheap tickets from Denver to San Diego

Low season

January

High season

June

Cheapest flight

£77
Best time to beat the crowds (13% less expensive on average)
Most popular time to fly (17% more expensive on average)
Flight from Denver to San Diego

When to book flights from Denver to San Diego

Are your dates flexible? Find out the best times to travel from Denver to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Denver to San Diego

  • Does San Diego International Airport have lactation rooms?

    You can use three lactation rooms located post-security at Terminal 1 West Rotunda, second level, near the elevator. There’s also a room at Terminal 1 East Rotunda on the ground level after the security checkpoint. In Terminal 2, the lactation room is on the second level close to Gate 34-35. The rooms are fitted with a hand washing station, comfortable seating, artwork, electrical outlets, soft lighting, and a children’s seat.

  • Are there nonstop flights from Denver to San Diego?

    Different airlines, including United Airlines and Frontier, fly nonstop from Denver International Airport to San Diego International Airport. Frontier also flies through the McCarran International Airport (LAS), but the flight could take longer. Book through KAYAK for details on different flights if you want to find the shortest route.

  • Can I travel with my pet through Denver International Airport?

    Yes, the Denver International Airport allows pets. To help you manage your pet, the airport offers a pet relief area in each concourse. There’s also one at the Jeppesen Terminal. The relief rooms are located post-security in the cores of A, B, and C Gates. All pet relief rooms have artificial turf flooring and a drainage system. There are disposal containers and bags.

  • Does San Diego International Airport offer services for disabled passengers?

    Travelers who need special assistance can contact their airlines prior to the trip to request assistance. At the San Diego International Airport, all terminals are wheelchair accessible. You can find an accessible shuttle, and if you need help, there are telephones at the airport’s reservation boards.

  • Is there complimentary Wi-Fi at San Diego International Airport?

    Wi-Fi at the San Diego International Airport is available in 2h sessions. If you want to connect quickly, enable your device's wireless connection and search for #SANfreewifi, then connect. To use the service longer, you just need to log back in when the session expires.

  • What is the cheapest flight from Denver to San Diego?

    In the last 3 days, the lowest price for a flight from Denver to San Diego was £98 for a one-way ticket and £196 for a return.

  • Which airlines offer Wi-Fi service onboard planes from Denver to San Diego?

    Delta, American Airlines, Alaska Airlines, and JetBlue offer inflight Wi-Fi service on the Denver to San Diego flight route.

  • Which aircraft models fly most regularly from Denver to San Diego?

    The Boeing 737-800 is the aircraft model that flies most regularly on the Denver to San Diego flight route.

  • Which airline alliances offer flights from Denver to San Diego?

    Star Alliance is the only airline alliance operating flights between Denver and San Diego.

  • On which days can I fly direct from Denver to San Diego?

    There are direct flights from Denver to San Diego on a daily basis.

  • How does KAYAK find such low prices on flights from Denver 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 Denver to San Diego.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Denver 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 Denver to San Diego?

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

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Denver 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 Denver up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

KAYAK’s top tips for finding a cheap flight from Denver to San Diego

  • If you’re in the Front Range Urban Corridor or metropolitan Denver, you can use the Denver International Airport (DEN) to fly to San Diego, California.
  • At Denver International Airport, you can visit several restaurants, including Chick-fil-A at the B Gates Center Core, Ben & Jerry’s Ice Cream at A Gates Center Core, and Dazbog Coffee at C Gates near C47.
  • You can use free Wi-Fi at Denver International Airport. To connect, enable your wireless and locate “DEN Airport Free WiFi.”
  • There’s an Interfaith Chapel and Prayer Hall at the Denver International Airport in the Jeppesen Terminal, Level 6. It’s open 24h a day. You can join a Catholic Mass on Sundays at 1pm.
  • Fights from the Denver International Airport to San Diego land at the San Diego International Airport (SAN), which offers access to downtown San Diego and nearby areas.
  • For quick snacks, the San Diego International Airport offers vending machines located at Terminal 1 in the parking lot under the pedestrian bridge. Others are in Terminal 2 at the Parking Plaza in the lower level near the elevator cores.
  • For shoeshine services at San Diego International Airport, you can access the service at Terminal 2 East near Gate 23 or Terminal 2 West at the North Concourse. The shoeshine service is also available at Terminal 1 above the rotunda escalator.
  • Passengers can use luggage carts provided by Smarte Carte, which cost about $5 per cart. If you’re arriving in the International Arrivals area, the carts are free.
See more tips

Prefer to fly direct from Denver to San Diego?

Find which airlines fly direct from Denver Intl to San Diego, which days they fly and book direct flights.

Direct departures

Denver Intl to San Diego

Monday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

Tuesday

Air Canada, Copa Airlines, Frontier, +3 more

Air Canada, Copa Airlines, +4 more

Wednesday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

Thursday

Air Canada, Copa Airlines, Frontier, +3 more

Air Canada, Copa Airlines, +4 more

Friday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

Saturday

Air Canada, Copa Airlines, Frontier, +3 more

Air Canada, Copa Airlines, +4 more

Sunday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

See more direct flights

Direct returns

San Diego to Denver Intl

Monday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

Tuesday

Air Canada, Copa Airlines, Frontier, +3 more

Air Canada, Copa Airlines, +4 more

Wednesday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

Thursday

Air Canada, Copa Airlines, Frontier, +3 more

Air Canada, Copa Airlines, +4 more

Friday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

Saturday

Air Canada, Copa Airlines, Frontier, +3 more

Air Canada, Copa Airlines, +4 more

Sunday

Air Canada, Copa Airlines, Frontier, +4 more

Air Canada, Copa Airlines, +5 more

See more direct flights
See more direct flights

Book cheap flights from Denver to San Diego

Cheapest flights to San Diego from Denver found in 2024

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Denver to San Diego found on KAYAK in the last 72 hours.
27/6Thu
1 stopDelta
4h 25mDEN-SAN
£77
14/6Fri
1 stopDelta
4h 34mDEN-SAN
£84
28/6Fri
1 stopDelta
4h 34mDEN-SAN
£92
23/8Fri
1 stopDelta
4h 41mDEN-SAN
£104
30/7Tue
2 stopsAlaska Airlines
23h 43mDEN-SAN
£127
25/6Tue
2 stopsAlaska Airlines
16h 47mDEN-SAN
£139
18/6Tue
2 stopsAlaska Airlines
9h 59mDEN-SAN
£143
18/6Tue
2 stopsUnited Airlines
10h 52mDEN-SAN
£157
8/7Mon
2 stopsUnited Airlines
14h 54mDEN-SAN
£260
16/6Sun
2 stopsUnited Airlines
11h 02mDEN-SAN
£281

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Last minute flights from Denver to San Diego

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Denver to San Diego that are departing in the next 10 days.
1/6Sat
multi-stopAlaska Airlines
6h 50mDEN-SAN
4/6Tue
multi-stopAlaska Airlines
14h 38mSAN-DEN
£533
31/5Fri
multi-stopAlaska Airlines
7h 06mDEN-SAN
3/6Mon
multi-stopAlaska Airlines
16h 50mSAN-DEN
£541
30/5Thu
multi-stopAlaska Airlines
7h 39mDEN-SAN
3/6Mon
multi-stopAlaska Airlines
21h 47mSAN-DEN
£587
1/6Sat
multi-stopAlaska Airlines
11h 49mDEN-SAN
4/6Tue
multi-stopAlaska Airlines
14h 38mSAN-DEN
£641
1/6Sat
multi-stopAlaska Airlines
8h 18mDEN-SAN
3/6Mon
multi-stopAlaska Airlines
16h 50mSAN-DEN
£649
30/5Thu
multi-stopAlaska Airlines
7h 47mDEN-SAN
1/6Sat
multi-stopAlaska Airlines
12h 44mSAN-DEN
£679
30/5Thu
multi-stopAlaska Airlines
7h 06mDEN-SAN
1/6Sat
multi-stopAlaska Airlines
12h 44mSAN-DEN
£702
1/6Sat
multi-stopAlaska Airlines
6h 50mDEN-SAN
1/6Sat
multi-stopAlaska Airlines
8h 48mSAN-DEN
£720
31/5Fri
multi-stopAlaska Airlines
11h 49mDEN-SAN
31/5Fri
multi-stopAlaska Airlines
17h 27mSAN-DEN
£787
1/6Sat
multi-stopAlaska Airlines
8h 18mDEN-SAN
1/6Sat
multi-stopAlaska Airlines
17h 25mSAN-DEN
£832

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Denver - San Diego Flights

Departure:

Denver (DEN)United States

Destination:

San Diego (SAN)United States

Return flight deals:

San Diego - Denver

Cabin classes:

£220

Browse origins:

  • Flights » 
  • Denver

Browse destinations:

  • Flights » 
  • Worldwide » 
  • San Diego