Cheap Flights from San Diego (SAN) to Denver (APA)

Popular airlines from San Diego Intl. Airport (SAN) to Denver, CO (APA-Centennial)

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Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city center is 32 minutes. Flights from $110
DEN
Denver Intl.
Cheapest
Average driving time to city center32 min
Flights from $110

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Centennial Airport (APA) cost?
Lock in a cheap one-way flight or cheap return flight from San Diego Intl. Airport (SAN) to Centennial Airport (APA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from San Diego Intl. Airport (SAN) to Centennial Airport (APA)?
is the least expensive month to fly from SAN to APA. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Centennial Airport (APA)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from SAN to APA. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from San Diego Intl. Airport (SAN) to Centennial Airport (APA)?
Direct flights from San Diego Intl. Airport (SAN) to Centennial Airport (APA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SAN to APA?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Centennial Airport (APA)?
To avoid possible delays on the San Diego Intl. Airport (SAN) to Centennial Airport (APA) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Denver from San Diego Intl. Airport (SAN)?
Browse your flight options from San Diego Intl. Airport (SAN) to Denver Intl. Airport (DEN). This is the only airport in Denver you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from San Diego Intl. Airport (SAN) to Centennial Airport (APA) last-minute?
Booking your plane ticket from SAN to APA shortly before your journey is typically more expensive. But if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a SAN to APA flight and hotel package?
You can save money by booking a SAN to APA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred accommodations and flights, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Centennial Airport (APA)?
In most instances, you're able to cancel or reschedule your SAN to APA flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Origin airport
San Diego Intl.
Destination airport
Centennial
Distance
834 mi

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San Diego to Denver Flights

The cheapest times to fly from San Diego to Denver

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Diego to Denver are during the month of . You can find some of the cheapest flights from San Diego to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Diego to Denver

Sunday is one of the best days to book for cheap flights from San Diego to Denver: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Diego to Denver

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Diego to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Diego to Denver flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Diego to Denver airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Diego to Denver Flights

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