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SAN - DEN

Find cheap flights from San Diego to Denver

1 adult
0 bags
Wed 29/5
Wed 5/6

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These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Diego to Denver, 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 San Diego to Denver, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,219,010 times on KAYAK, and here is why:

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Flights from San Diego to Denver - Travel Insights & Trends

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

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from San Diego to Denver, 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 San Diego to Denver is February, where tickets cost C$ 190 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is C$ 349 and C$ 339 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from San Diego to Denver, 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 San Diego to Denver, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 58 days before departure.

Which airlines fly most frequently between San Diego and Denver?

San Diego and Denver are connected by different airlines. The airlines that fly that route the most regularly are United Airlines (8 flights per day), Southwest (7 flights per day), and Frontier (3 flights per day).

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

Each day, there are between 17 and 24 nonstop flights that take off from San Diego and land in Denver, with an average flight time of 2h 25m. The most common departure time is 7:00 a.m. and most flights take off in the morning. Each week, there are 140 flights. The most frequent day of departure is Sunday, when 17% of all weekly flights depart. The fewest flights depart on a Saturday.

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

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 3 cabin class options for the route. These are First, Business and 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 San Diego to Denver?

Early birds can take the earliest flight from San Diego at 6:20 am and will be landing in Denver at 9:45 am.

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

If you prefer to fly at night, the latest flight from San Diego to Denver jets off at 8:55 pm and lands at 12:10 am.

Good to know

Low season

January

High season

June
Best time to beat the crowds (27% less expensive on average)
Most popular time to fly (30% more expensive on average)

When to book flights from San Diego to Denver

Are your dates flexible? Find out the best times to travel from San Diego to Denver based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips 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 San Diego to Denver

  • Can I book a nonstop flight from San Diego to Denver?

    Frontier Airlines offers nonstop flights from San Diego International Airport to Denver International Airport in Denver. Other airlines on this route include United Airlines and Southwest Airlines, which offer a fast way to travel from San Diego to Denver.

  • Does San Diego International Airport offer services for guests with mobility impairments?

    The airport offers different accessibility services located throughout the airport to assist travelers with mobility impairments. Services under this category include visual paging monitors, TDD telephones, and a courtesy cart run by Volunteer Airport Ambassadors, located conveniently throughout the airport. Also, you’ll find the Harbor Police Officers, who assist travelers with special needs.

  • Are there designated smoking areas in San Diego International Airport?

    San Diego International Airport is a smoke-free facility. You’re only permitted to smoke in a designated area away from the terminals. You can use ashtrays located in all smoking areas.

  • What is the best means of transportation from Denver International Airport to my destination?

    The SkyRide bus and A Line rail system offer affordable means of transport from Denver International Airport to downtown Denver and nearby towns. You can also use an Uber from the airport or travel via the shuttle service to nearby cities like Welby, Aurora, Federal Heights, and Commerce City. If your friends or family will pick you up, make sure they can find a good parking spot as curbside parking is prohibited.

  • What guest amenities does Denver International Airport offer?

    Guests can use different amenities and facilities when they arrive at the airport. These include free Wi-Fi, religious facilities open 24h a day, and pet relief areas near gates A, B, and C. If you want to nurse your child, there are three nursing rooms located at each concourse.

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

    All the following airlines offer inflight Wi-Fi service on the San Diego to Denver flight route: Delta, American Airlines, Alaska Airlines, JetBlue, Lufthansa, Air Canada, and United Airlines.

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

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

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

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

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

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

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

    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 San Diego to Denver.

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

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

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

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Diego to Denver?

    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 Denver from San Diego up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding a cheap flight from San Diego to Denver

  • Looking for a cheap flight? 25% of our users found flights on this route for C$ 226 or less one-way and C$ 1,130 or less round-trip.
  • Most guests traveling from San Diego will use San Diego International Airport (SAN). While McClellan–Palomar Airport (CLD) is closer, it’s not a major airport.
  • To access San Diego International Airport, you can use a bicycle. The airport offers free bicycle lockers, but requires a $25 deposit, which is refundable. Also, you can catch an Uber to the airport or use car rental services.
  • If you’re using your car to get to San Diego International Airport, there’s a parking service, which costs approximately $13 per day, and includes a shuttle service to San Diego.
  • For arrivals at Denver, you can use Denver International Airport (DEN). From the airport, you can access downtown Denver via train, car rental, Uber, or shuttle service.
  • When you arrive in Denver, you’ll find hotels near Denver International Airport. Most hotels are about 10 miles away and have a shuttle service to help you get there.
  • Denver International Airport also supports sustainability by providing water bottle filling stations in all three concourses. Each concourse has four bottle filling stations.
  • Throughout the airport, you can use free Wi-Fi. You simply need to enable your wireless connection and check for “Den Airport Free Wi-Fi.” Click connect to the network as there is no password needed.
See more tips

Prefer to fly non-stop from San Diego to Denver?

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

Nonstop departures

San Diego to Denver Intl

Monday

Air Canada,Copa Airlines,Frontier, +4 more

Air Canada,Copa Airlines, +5 more

Tuesday

Air Canada,Frontier,Lufthansa, +3 more

Air Canada,Frontier, +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 nonstop flights

Nonstop returns

Denver Intl to San Diego

Monday

Air Canada,Copa Airlines,Frontier, +4 more

Air Canada,Copa Airlines, +5 more

Tuesday

Air Canada,Frontier,Lufthansa, +3 more

Air Canada,Frontier, +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 nonstop flights
See more nonstop flights

Book cheap flights from San Diego to Denver

One-way flight deals

directAir Canada
2h 26mSAN-DEN
directFrontier
2h 37mSAN-DEN
directSouthwest
2h 25mSAN-DEN
directCopa Airlines
2h 30mSAN-DEN
directLufthansa
2h 26mSAN-DEN
directSWISS
2h 30mSAN-DEN
directUnited Airlines
2h 26mSAN-DEN

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San Diego - Denver Flights

Departure:

San Diego (SAN)United States

Destination:

Denver (DEN)United States

Return flight deals:

Denver - San Diego

Cabin classes:

C$ 2,374
C$ 1,130

Browse origins:

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  • San Diego

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