$29 Cheap Flights from Denver (DEN) to San Diego (SAN)

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Cheap Flights from Denver to San Diego (DEN-SAN)

Prices were available within the past 7 days and start at $29 for one-way flights and $53 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from Denver (DEN) to San Diego (SAN)
Origin airport
Denver Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Sun Country Airlines, United
Roundtrip price
$52
Distance
852 mi
Average flight time
1 hour 23 mins

Denver to San Diego Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Denver to San Diego offer the perfect respite. Not only does exploring San Diego provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Denver to San Diego may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from DEN to SAN today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of San Diego are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to San Diego more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to San Diego is $29 now!

Frequently asked questions

How much is a flight from Denver Intl. Airport (DEN) to San Diego Airport?
Round-trip journeys between DIA airport and SAN start from $53. This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DIA airport to SAN?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Denver Airport to San Diego Intl. Airport (SAN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for DEN to San Diego Intl. Airport (SAN) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from DIA airport to San Diego Intl. Airport (SAN)?
A flight distance of just 839 mi separates Denver and San Diego. Once you’re in the air, you won’t have time to do much more than listen to some short podcasts.
Which airlines fly direct from Denver Intl. Airport (DEN) to San Diego Airport?
Southwest Airlines (WN) is one of the preferred choices for travelers jetting between DIA airport and San Diego Airport. Choose from the 191 flights it operates on this route each month. Operating 152 flights each month along this route, United Airlines (UA) is another good option.
Are DIA airport to SAN flight tickets cheaper when they're purchased at the last minute?
Airline tickets from Denver Airport to SAN are available up to 12 months before departure on Expedia. And although you may occasionally score fantastic last-minute deals, it’s not something you should count on. Also, booking your flights ahead of time means you’ll have more options — and you can avoid ending up with the dreaded middle seat! We’re constantly updating our fares to make sure you get the biggest bargains, so check back often for all the latest specials.
Denver nearby Airports
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