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Flights from San Diego to Denver
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Flights from San Diego to Denver Starting at NZD 31

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • Cheapest nonstop
        SAN06:25
        2h 31m
        Nonstop
        DEN09:56
        Wed, Feb 26|San Diego - Denver|Frontier Airlines
        NZD 31NZD 65
        53% OFF
        53% OFF
        NZD 65NZD 31

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Wed, Feb 26, arriving at Denver International Airport. One-way Prices start from NZD 31 including taxes and charges.

      • SAN06:25
        2h 31m
        Nonstop
        DEN09:56
        Tue, Mar 4|San Diego - Denver|Frontier Airlines
        NZD 31NZD 65
        53% OFF
        53% OFF
        NZD 65NZD 31

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Tue, Mar 4, arriving at Denver International Airport. One-way Prices start from NZD 31 including taxes and charges.

      • SAN06:25
        2h 31m
        Nonstop
        DEN09:56
        Wed, Mar 5|San Diego - Denver|Frontier Airlines
        NZD 33NZD 65
        49% OFF
        49% OFF
        NZD 65NZD 33

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Wed, Mar 5, arriving at Denver International Airport. One-way Prices start from NZD 33 including taxes and charges.

      • SAN06:25
        2h 31m
        Nonstop
        DEN09:56
        Tue, Feb 18|San Diego - Denver|Frontier Airlines
        NZD 49
        NZD 49

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Tue, Feb 18, arriving at Denver International Airport. One-way Prices start from NZD 49 including taxes and charges.

      • SAN06:25
        2h 31m
        Nonstop
        DEN09:56
        Tue, Mar 11|San Diego - Denver|Frontier Airlines
        NZD 49
        NZD 49

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Tue, Mar 11, arriving at Denver International Airport. One-way Prices start from NZD 49 including taxes and charges.

      • SAN12:48
        2h 28m
        Nonstop
        DEN16:16
        Wed, Feb 19|San Diego - Denver|Frontier Airlines
        NZD 49
        NZD 49

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Wed, Feb 19, arriving at Denver International Airport. One-way Prices start from NZD 49 including taxes and charges.

      • SAN06:25
        2h 32m
        Nonstop
        DEN09:57
        Wed, Apr 2|San Diego - Denver|Frontier Airlines
        NZD 50
        NZD 50

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Wed, Apr 2, arriving at Denver International Airport. One-way Prices start from NZD 50 including taxes and charges.

      • SAN06:25
        2h 32m
        Nonstop
        DEN09:57
        Wed, Apr 9|San Diego - Denver|Frontier Airlines
        NZD 50
        NZD 50

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Wed, Apr 9, arriving at Denver International Airport. One-way Prices start from NZD 50 including taxes and charges.

      • SAN16:06
        2h 27m
        Nonstop
        DEN19:33
        Tue, Feb 25|San Diego - Denver|Frontier Airlines
        NZD 50
        NZD 50

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Tue, Feb 25, arriving at Denver International Airport. One-way Prices start from NZD 50 including taxes and charges.

      • SAN06:25
        2h 31m
        Nonstop
        DEN09:56
        Tue, Feb 4|San Diego - Denver|Frontier Airlines
        NZD 51
        NZD 51

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Tue, Feb 4, arriving at Denver International Airport. One-way Prices start from NZD 51 including taxes and charges.

      • SAN01:00 pm
        3h 5m
        Nonstop
        DEN02:00 pm
        Wed, Feb 5|San Diego - Denver|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

San Diego to Denver flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. F92712

    Frontier Airlines

    06:25

    SAN

    2.5h

    Nonstop

    09:56

    DEN

    -----FS
    Search

  2. F94928

    Frontier Airlines

    10:35

    SAN

    2.6h

    Nonstop

    14:10

    DEN

    SMTWTFS
    Search

  3. F94990

    Frontier Airlines

    20:54

    SAN

    2.6h

    Nonstop

    00:32

    DEN

    SMTWTFS
    Search

  4. F93168

    Frontier Airlines

    21:30

    SAN

    1.6h

    23:04

    PHX

    SM-WTFS
    Search

  5. F92142

    Frontier Airlines

    19:47

    PHX

    1.9h

    22:40

    DEN

    SMTWTFS
Find more flights and airlines

Find the best time to fly from San Diego to Denver

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from San Diego to Denver

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Frontier Airlines logoFrontier AirlinesUnited Airlines logoUnited Airlines

FAQ

  • When are flight tickets from San Diego (SAN) to Denver (DEN) the cheapest?

    Airlines adjust prices for flights from San Diego to Denver based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from San Diego (SAN) to Denver (DEN) cost?

    According to Trip.com's data, the lowest price is around NZD 340.

  • How long does it take to fly from San Diego (SAN) to Denver (DEN) and what is the distance?

    It takes around 2 hours 42 minutes to fly from San Diego (SAN) to Denver (DEN).

  • What are the most popular airlines that fly from San Diego (SAN) to Denver (DEN)?

    Airlines with flights from San Diego (SAN) to Denver (DEN): Southwest Airlines, United Airlines, Frontier Airlines and Air Canada.

How to find a cheap flight from San Diego to Denver

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Diego to Denver. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information from San Diego to Denver

Cheapest nonstop flight priceNZD 30
Cheapest round-trip ticket priceNZD 79
Off-season for travelDecember
Peak season for travelOctober
Flight distance1,371.45 km
Average flight time2 hours 42 minutes
Popular airlineAlaska Airlines

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