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Cheap flight deals from San Diego to Denver Starting at PHP 1,040

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

  • One way
  • Round-trip
      • Cheapest nonstop
        SAN06:25 am
        2h 32m
        Nonstop
        DEN09:57 am
        Wed, Apr 9|San Diego - Denver|Frontier Airlines
        PHP 1,040PHP 2,129
        51% OFF
        51% OFF
        PHP 2,129PHP 1,040

        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 PHP 1,040 including taxes and charges.

      • SAN06:25 am
        2h 31m
        Nonstop
        DEN09:56 am
        Tue, Mar 11|San Diego - Denver|Frontier Airlines
        PHP 1,088PHP 2,129
        49% OFF
        49% OFF
        PHP 2,129PHP 1,088

        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 PHP 1,088 including taxes and charges.

      • SAN06:25 am
        2h 31m
        Nonstop
        DEN09:56 am
        Tue, Mar 4|San Diego - Denver|Frontier Airlines
        PHP 1,104PHP 2,129
        48% OFF
        48% OFF
        PHP 2,129PHP 1,104

        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 PHP 1,104 including taxes and charges.

      • SAN06:25 am
        2h 31m
        Nonstop
        DEN09:56 am
        Wed, Mar 5|San Diego - Denver|Frontier Airlines
        PHP 1,128
        PHP 1,128

        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 PHP 1,128 including taxes and charges.

      • SAN06:25 am
        2h 31m
        Nonstop
        DEN09:56 am
        Sat, Mar 1|San Diego - Denver|Frontier Airlines
        PHP 1,160
        PHP 1,160

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Sat, Mar 1, arriving at Denver International Airport. One-way Prices start from PHP 1,160 including taxes and charges.

      • SAN06:25 am
        2h 32m
        Nonstop
        DEN09:57 am
        Mon, Apr 14|San Diego - Denver|Frontier Airlines
        PHP 1,511
        PHP 1,511

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Mon, Apr 14, arriving at Denver International Airport. One-way Prices start from PHP 1,511 including taxes and charges.

      • SAN06:55 am
        2h 31m
        Nonstop
        DEN10:26 am
        Wed, Mar 19|San Diego - Denver|Frontier Airlines
        PHP 1,567
        PHP 1,567

        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 19, arriving at Denver International Airport. One-way Prices start from PHP 1,567 including taxes and charges.

      • SAN06:25 am
        2h 32m
        Nonstop
        DEN09:57 am
        Wed, Apr 2|San Diego - Denver|Frontier Airlines
        PHP 1,567
        PHP 1,567

        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 PHP 1,567 including taxes and charges.

      • SAN06:25 am
        2h 31m
        Nonstop
        DEN09:56 am
        Mon, Mar 17|San Diego - Denver|Frontier Airlines
        PHP 1,567
        PHP 1,567

        Choose Frontier Airlines flights from San Diego to Denver. The one-way direct flight with Frontier Airlines departs from San Diego International Airport on Mon, Mar 17, arriving at Denver International Airport. One-way Prices start from PHP 1,567 including taxes and charges.

      • SAN06:55 am
        2h 31m
        Nonstop
        DEN10:26 am
        Wed, Mar 26|San Diego - Denver|Frontier Airlines
        PHP 1,567
        PHP 1,567

        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 26, arriving at Denver International Airport. One-way Prices start from PHP 1,567 including taxes and charges.

      • SAN01:00 pm
        3h 5m
        Nonstop
        DEN02:00 pm
        Fri, Feb 28|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 info.
Departure
Arrival
Weekly Schedule

  1. F94928

    Frontier Airlines

    01:17 pm

    SAN

    2.6h

    Nonstop

    04:56 pm

    DEN

    SM-W-FS
    Search

  2. F92818

    Frontier Airlines

    06:25 am

    SAN

    2.5h

    Nonstop

    09:56 am

    DEN

    SMTWTFS
    Search

  3. F94990

    Frontier Airlines

    08:54 pm

    SAN

    2.7h

    Nonstop

    12:34 am

    DEN

    SMT-TFS
    Search
Find more flights and airlines

When is the cheapest 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.

Frequently Asked Questions

  • 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 PHP 11,139.

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

    It takes around 4 hours 28 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 and United Airlines.

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 Info | San Diego to Denver

Cheapest nonstop flight pricePHP 1,039
Cheapest round-trip ticket pricePHP 2,079
Off-season for travelDecember
Peak season for travelNovember
Flight distance1,371.45 km
Average flight time4 hours 28 minutes
Popular airlineUnited Airlines

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