Cheap flights Denver — San Diego (DEN — SAN)

Good to know - Cheap tickets Denver — San Diego

Cheapest flight found $23
Minimal flight time 37m
Flight distance 1340 km
Most popular airline Southwest Airlines

Airfare Denver – San Diego by month

Here you can find out in what months how much a ticket Denver – San Diego costs to buy cheap plane tickets.

Month One-way Round-trip
February 2026
December 2025
October 2025
September 2025
August 2025
July 2025
June 2025
May 2025
April 2025
February 2025
January 2025
December 2024

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights Denver — San Diego

Departure Arrival Flight days Flight Airlines Flight time Airports
05:40 07:05 mon, thu, fri WN2656 Southwest Airlines 2h 25m Denver International Airport — San Diego International Airport Select dates
05:40 07:15 thu, fri, sun WN2613 Southwest Airlines 2h 35m Denver International Airport — San Diego International Airport Select dates
06:00 07:34 mon AS3012 Alaska Airlines 2h 34m Denver International Airport — San Diego International Airport Select dates
06:00 07:27 tue UA3912 United Express 2h 27m Denver International Airport — San Diego International Airport Select dates
06:00 07:51 thu AS3070 Alaska Airlines 2h 51m Denver International Airport — San Diego International Airport Select dates
06:15 07:15 wed FX1728 FedEx 2h 0m Denver International Airport — San Diego International Airport Select dates
06:20 08:01 sat, sun F92817 Frontier (Shelly the Sea Turtle Livery) 2h 41m Denver International Airport — San Diego International Airport Select dates
06:35 08:10 mon, tue, fri, sun WN2613 Southwest Airlines 2h 35m Denver International Airport — San Diego International Airport Select dates
07:00 08:35 tue, wed, thu WN2616 Southwest Airlines 2h 35m Denver International Airport — San Diego International Airport Select dates
07:10 08:35 sun WN2657 Southwest Airlines 2h 25m Denver International Airport — San Diego International Airport Select dates
All routes

Flights Denver — San Diego

The selection of cheap flights Denver — San Diego

Here you can find and purchase the cheapest flights Denver — San Diego from $23 and Denver — San Diego — Denver from $42.

The price of the flight Denver — San Diego (United States) — Denver from $42 (round-trip).

The average price of the flight Denver — San Diego (United States) — Denver $216 (round-trip).

Low cost flights Denver — San Diego (DEN — SAN)

The distance between Denver and San Diego 833 miles (or 1340 kilometres).

The time difference between Denver and San Diego is 1 h.

Minimal flight time from Denver to San Diego 37m.

LowCostClub always do a comparison of airfares Denver — San Diego with several airlines (include Southwest Airlines, Alaska Airlines, United Express). They will always give you all available options so you can find the cheapest flight to San Diego. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Denver — San Diego. Last week, for instance, the cheapest round-trip prices stood at $42 while the cheapest one-way price that was available within the last week cost $23

Routes from nearby cities to San Diego

A flight from a neighbouring city can help you save money on plane tickets.

Most often, departures to San Diego are from Hayden, this is the cheapest flight from $118. The nearest airports from Denver with a flight to San Diego are located in Gunnison.

Popular International routes from Denver

Popular routes from San Diego

If you are going to fly from San Diego, then study the popular flights. The most popular flights from San Diego:

Popular domestic routes from Denver

FAQ about Denver — San Diego

Yes, they do: WN2656, WN2613, AS3012, UA3912, AS3070, FX1728, F92817, WN2616, WN2657, WN664, UA2309, WN2658, WN937, WN704, WN2728, UA1940, OO217, AS3217, AS1491, UA1302, WN1370, WN2663, UA1281, WN453, WN2901, F92711, F94989, WN1567, AS1428, UA540, WN4684, WN4125, UA1835, WN2618, WN294, DL700, UA1555

Yes, you can fly from Denver to San Diego. Denver has 3 airports (Centennial Airport, Buffalo Municipal Airport, Denver International Airport) for flights. Southwest Airlines, Alaska Airlines, United Express, FedEx, Frontier (Shelly the Sea Turtle Livery), AlphaSky, SkyWest Airlines, Delta Air Lines depart from Denver on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through 21 Air, Air Canada Express, American Eagle, Breeze Airways, British Airways, Contour Aviation, Copa Airlines, DHL, Japan Airlines, Jet Linx Aviation, JetBlue, JSX, Lufthansa, NetJets, Phoenix Air, Sun Country Airlines, UPS, Western Aircraft.

A direct flight lasts an average of 37m, during which time the aircraft covers a distance of 1340 km.

The price of flights Denver — San Diego starts from $23.

Planes fly Denver — San Diego 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In Denver — Centennial Airport, Buffalo Municipal Airport, Denver International Airport. In San Diego — Montgomery Field, Miramar MS, North Island NAS, San Diego International Airport, Brown Field Municipalcipal, Gillespie Field, McClellan-Palomar Airport.

The following flights fly between Denver and San Diego: WN2656, WN2613, AS3012, UA3912, AS3070, FX1728, F92817, WN2613, WN2616, WN2657, WN2657, FX1728, WN664, UA2309, F92817, WN664, UA2309, UA2309, AS3012, AS3012, F92817, F92817, WN664, F92817, F92817, WN2658, F92817, F92817, F92817, F92817, WN937, AS3012, AS3012, WN704, F92817, WN2658, WN2728, WN2616, UA1940, UA1940, WN2656, F92817, OO217, AS3217, AS3217, AS1491, WN2613, UA1302, UA1302, UA1302, WN1370, F92817, F92817, WN1370, WN2663, WN2663, WN1370, UA1281, UA1281, WN1370, UA1281, UA1281, WN453, WN2663, WN2901, WN2663, F92711, WN2901, F94989, WN1567, AS1428, AS1428, UA540, UA540, WN4684, UA540, UA540, WN4684, WN4125, UA1835, UA1835, WN704, UA1835, UA1835, F92711, WN2618, WN294, WN294, WN294, DL700, F94989, UA1555

High season is considered to be and the cheapest month is . Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Denver — San Diego flight deals.

The following airlines have direct flights Denver — San Diego: Southwest Airlines, Alaska Airlines, United Express, FedEx, Frontier (Shelly the Sea Turtle Livery), AlphaSky, SkyWest Airlines, Delta Air Lines.

All the following airlines flights Denver — San Diego: 21 Air, Air Canada Express, Alaska Airlines, AlphaSky, American Eagle, Breeze Airways, British Airways, Contour Aviation, Copa Airlines, Delta Air Lines, DHL, FedEx, Frontier (Shelly the Sea Turtle Livery), Japan Airlines, Jet Linx Aviation, JetBlue, JSX, Lufthansa, NetJets, Phoenix Air, SkyWest Airlines, Southwest Airlines, Sun Country Airlines, United Express, UPS, Western Aircraft.

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