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Cheap flights from Denver to San Diego

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Find the cheapest flights from Denver to San Diego

Cheap return flights

These are some of the best return flight deals from Denver to San Diego that have been recently found on momondo from popular airlines, departing in the coming months.
DEN-SAN
2h 22mdirect
SAN-DEN
2h 28mdirect
Air Canada
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DEN-SAN
2h 35mdirect
SAN-DEN
2h 31mdirect
Frontier
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DEN-SAN
2h 20mdirect
SAN-DEN
2h 25mdirect
Southwest
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DEN-SAN
2h 35mdirect
SAN-DEN
2h 26mdirect
Copa Airlines
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DEN-SAN
2h 27mdirect
SAN-DEN
2h 28mdirect
Lufthansa
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DEN-SAN
2h 24mdirect
SAN-DEN
2h 28mdirect
DEN-SAN
2h 22mdirect
SAN-DEN
2h 28mdirect
United Airlines
Find Deal

See travel insights to San Diego from

How to get the cheapest flight ticket from Denver 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 cheapest month to fly to San Diego?

The month of May is, on average, the cheapest month to fly to San Diego from Denver, with most prices found around R2 220. The month of April is another great option to travel to San Diego, with average flight prices from Denver averaging around R2 476.

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

You are more likely to see cheaper flights to San Diego from Denver when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around R3 189 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Denver for as low as R2 458 on momondo.

How have Denver to San Diego flight prices changed over time?

As of February 2025, prices for Denver to San Diego flights are approximately 44% more expensive when compared to flights at the same time last year.

When to book flights from Denver to San Diego

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

Cheap Denver to San Diego (DEN to SAN) flight deals and tips

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

Direct flights

None
There are no direct flights from Denver to San Diego. There are no popular flight routes from Denver to San Diego.

  • How far is Denver Intl to San Diego by plane?

    A flight from Denver Intl to San Diego will travel around 1339,5 km.

  • When did momondo last update prices for flights from Denver Intl Airport to San Diego Airport?

    Prices for flights from Denver Intl Airport to San Diego Airport are updated daily.

  • How old do you have to be to fly from Denver Intl 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl 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 licence, 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 plane model from Denver to San Diego?


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to San Diego for you.

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

momondo does allow users to show only those flights to San Diego from Denver which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to San Diego from Denver. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Denver to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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