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Denver International Airport to San Diego International Airport flight

Explore the cheapest one-way and round-trip flights from Denver International Airport to San Diego International Airport over the next 90 days, with one-way fares from CAD 64 and round-trip from CAD 108. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Wed, Nov 11 | Frontier Airlines
        SAN 06:25
        2h 34m
        Nonstop
        DEN 09:59
        San Diego - Denver | Fri, Nov 13 | Frontier Airlines
        CAD 108 CAD 224
        52% off
        52% off
        CAD 224 CAD 108
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Thu, Dec 3 | Frontier Airlines
        SAN 06:30
        2h 36m
        Nonstop
        DEN 10:06
        San Diego - Denver | Mon, Dec 7 | Frontier Airlines
        CAD 154 CAD 224
        31% off
        31% off
        CAD 224 CAD 154
      • DEN 14:28
        2h 30m
        Nonstop
        SAN 15:58
        Denver - San Diego | Thu, Nov 12 | Frontier Airlines
        SAN 06:25
        2h 34m
        Nonstop
        DEN 09:59
        San Diego - Denver | Thu, Nov 19 | Frontier Airlines
        CAD 154 CAD 224
        31% off
        31% off
        CAD 224 CAD 154
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Fri, Nov 13 | Frontier Airlines
        SAN 16:53
        2h 32m
        Nonstop
        DEN 20:25
        San Diego - Denver | Thu, Nov 19 | Frontier Airlines
        CAD 154
        31% off
        CAD 224 CAD 154
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Thu, Nov 5 | Frontier Airlines
        SAN 16:53
        2h 32m
        Nonstop
        DEN 20:25
        San Diego - Denver | Thu, Nov 12 | Frontier Airlines
        CAD 154
        31% off
        CAD 224 CAD 154
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Mon, Nov 9 | Frontier Airlines
        SAN 06:25
        2h 34m
        Nonstop
        DEN 09:59
        San Diego - Denver | Mon, Nov 16 | Frontier Airlines
        CAD 154
        31% off
        CAD 224 CAD 154
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Fri, Dec 4 | Frontier Airlines
        SAN 11:14
        2h 42m
        Nonstop
        DEN 14:56
        San Diego - Denver | Fri, Dec 11 | Frontier Airlines
        CAD 155
        31% off
        CAD 224 CAD 155
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Mon, Nov 16 | Frontier Airlines
        SAN 16:53
        2h 32m
        Nonstop
        DEN 20:25
        San Diego - Denver | Fri, Nov 20 | Frontier Airlines
        CAD 155
        31% off
        CAD 224 CAD 155
      • DEN 14:28
        2h 30m
        Nonstop
        SAN 15:58
        Denver - San Diego | Fri, Nov 6 | Frontier Airlines
        SAN 16:53
        2h 32m
        Nonstop
        DEN 20:25
        San Diego - Denver | Mon, Nov 9 | Frontier Airlines
        CAD 155
        31% off
        CAD 224 CAD 155
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Sun, Nov 15 | Frontier Airlines
        SAN 16:53
        2h 32m
        Nonstop
        DEN 20:25
        San Diego - Denver | Fri, Nov 20 | Frontier Airlines
        CAD 168
        25% off
        CAD 224 CAD 168
      • DEN 14:28
        2h 30m
        Nonstop
        SAN 15:58
        Denver - San Diego | Thu, Nov 19 | Frontier Airlines
        SAN 06:30
        2h 34m
        Nonstop
        DEN 10:04
        San Diego - Denver | Tue, Nov 24 | Frontier Airlines
        CAD 168
        25% off
        CAD 224 CAD 168
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Fri, Nov 20 | Frontier Airlines
        SAN 06:30
        2h 34m
        Nonstop
        DEN 10:04
        San Diego - Denver | Tue, Nov 24 | Frontier Airlines
        CAD 168
        25% off
        CAD 224 CAD 168
      • DEN 13:00
        17h 25m
        1 stop
        SAN 14:00
        Denver - San Diego | Sat, Oct 10 | Normal Airline
        SAN 15:00
        6h
        Nonstop
        DEN 16:00
        San Diego - Denver | Mon, Oct 12 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Tue, Oct 27 | Frontier Airlines
        CAD 64 CAD 120
        47% off
        47% off
        CAD 120 CAD 64
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Thu, Oct 29 | Frontier Airlines
        CAD 68 CAD 120
        43% off
        43% off
        CAD 120 CAD 68
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Wed, Dec 2 | Frontier Airlines
        CAD 76 CAD 120
        37% off
        37% off
        CAD 120 CAD 76
      • DEN 22:29
        2h 29m
        Nonstop
        SAN 23:58
        Denver - San Diego | Sat, Dec 5 | Frontier Airlines
        CAD 76
        37% off
        CAD 120 CAD 76
      • DEN 14:28
        2h 30m
        Nonstop
        SAN 15:58
        Denver - San Diego | Tue, Nov 17 | Frontier Airlines
        CAD 76
        37% off
        CAD 120 CAD 76
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Sat, Nov 14 | Frontier Airlines
        CAD 78
        35% off
        CAD 120 CAD 78
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Sun, Nov 1 | Frontier Airlines
        CAD 78
        35% off
        CAD 120 CAD 78
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Wed, Nov 18 | Frontier Airlines
        CAD 79
        34% off
        CAD 120 CAD 79
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Wed, Nov 4 | Frontier Airlines
        CAD 81
        33% off
        CAD 120 CAD 81
      • DEN 22:29
        2h 28m
        Nonstop
        SAN 23:57
        Denver - San Diego | Fri, Nov 13 | Frontier Airlines
        CAD 90
        25% off
        CAD 120 CAD 90
      • DEN 07:00
        4h 11m
        1 stop
        SAN 10:11
        Denver - San Diego | Wed, Nov 11 | Frontier Airlines
        CAD 89
        26% off
        CAD 120 CAD 89
      • DEN 07:25
        5h 42m
        1 stop
        SAN 12:07
        Denver - San Diego | Thu, Dec 3 | Frontier Airlines
        CAD 90
        25% off
        CAD 120 CAD 90
      • DEN 13:00
        17h 25m
        1 stop
        SAN 14:00
        Denver - San Diego | Sat, Oct 10 | Normal Airline
        More cheap flights
        More cheap flights

Displayed flight fares from Denver International Airport to San Diego International Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Denver International Airport to San Diego International Airport

Which month offers the lowest one-way fares when flying from Denver International Airport to San Diego International Airport?

Data is based on the past 12 months. It shows the average one-way fares by month for flights from Denver International Airport to San Diego International Airport on Trip.com.

Based on Trip.com data from the past 12 months, for cheaper one-way flights from Denver International Airport to San Diego International Airport, it is best to book in February, when average fares are CAD 78. Try to avoid July, as fares peak at around CAD 314.

CAD 314
CAD 196
CAD 78
0
    Cheapest
  • CAD 162
    Oct
  • CAD 237
    Nov
  • CAD 209
    Dec
  • CAD 81
    Jan
  • CAD 78
    Feb
  • CAD 130
    Mar
  • CAD 128
    Apr
  • CAD 124
    May
  • CAD 274
    Jun
  • CAD 314
    Jul
  • CAD 299
    Aug
  • CAD 191
    Sep

Which day of the week offers the cheapest flights from Denver International Airport to San Diego International Airport?

Data is based on the past 12 months. It shows the average fares by day of the week for flights from Denver International Airport to San Diego International Airport on Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Denver International Airport to San Diego International Airport is Monday, when average fares are usually lower than other days. Avoid departing on Sunday, as fares are typically the highest.

CAD 209
CAD 178
CAD 147
CAD 116
  • CAD 147
    Mon
  • CAD 186
    Tue
  • CAD 178
    Wed
  • CAD 187
    Thu
  • CAD 155
    Fri
  • CAD 186
    Sat
  • CAD 209
    Sun

Which airline offers the cheapest flights from Denver International Airport to San Diego International Airport?

The cheapest airline flying from Denver International Airport to San Diego International Airport is Frontier Airlines (from CAD 55) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From CAD 55
Alaska Airlines
From CAD 134
Delta Air Lines
From CAD 147
American Airlines
From CAD 155
United Airlines
From CAD 176
Hahn Air
From CAD 316

Find more flights and airlines

What is the flight schedule from Denver International Airport to San Diego International Airport?

Check on the flight schedule from Denver to San Diego to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F92711

    Denver International Airport

    22:29

    DEN

    2h 28m

    23:57

    SAN

    S M T W T F S
    Search

  2. F92817

    Denver International Airport

    15:04

    DEN

    2h 30m

    16:34

    SAN

    S M T W T F S
    Search

  3. F91375

    Denver International Airport

    08:50

    DEN

    2h 6m

    Nonstop

    10:56

    PHX

    S M T W T F S
    Search

  4. F91571

    Phoenix Sky Harbor International Airport

    11:45

    PHX

    1h 22m

    Nonstop

    12:07

    SAN

    S M T W T F S
Find more flights and airlines

About Denver International Airport and San Diego International Airport

Learn about Denver International Airport (DEN) and San Diego International Airport (SAN) — including location, terminals, transportation, and travel tips.

Flight distance 1,372.91 km
Cheapest one-way ticket price CAD 64
Cheapest return ticket price CAD 108

FAQs for Denver International Airport to San Diego International Airport Flights

  • How long is the flight from Denver International Airport to San Diego International Airport?

    Denver International Airport to San Diego International Airport takes about 2 hours 25 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 11 daily flights from Denver International Airport (DEN) to San Diego International Airport (SAN).
  • The earliest flight from Denver International Airport to San Diego International Airport departs at 06:20, and the last departs at 22:29, with about 48 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Denver International Airport (DEN) to San Diego International Airport (SAN) is quite popular. Without considering departure times or holidays, tickets cost around CAD 342 in October, the most expensive month to book this route.
  • The earliest flight departs from Denver International Airport at 06:00 and arrives in San Diego International Airport at 07:34.
  • The latest flight departs from Denver International Airport at 21:20 and arrives in San Diego International Airport at 22:49.
    • The distance from San Diego International Airport to downtown is about 3 km, by taxi about 20 minutes.
    • The distance from McClellan-Palomar Airport to downtown is about 47 km, by taxi about 1 hour.
  • Frontier Airlines is a very popular airline operating an average of 4830 flights per month.
  • One-way flights from Denver International Airport to San Diego International Airport currently start from CAD 64, and round-trip fares start from CAD 108. The current lowest fare is a Frontier Airlines flight departing on Tue, Oct 27; prices may vary depending on availability.
  • Yes. United Airlines, Alaska Airlines and Frontier Airlines operate direct flights from Denver International Airport to San Diego International Airport, with an average flight time of 2 hours 35 minutes, and around 149 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Denver International Airport to San Diego International Airport is CAD 232. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from Denver International Airport to San Diego International Airport, with one-way fares starting from CAD 64. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Denver International Airport to San Diego International Airport operates around 142 weekly flights, mainly by United Airlines and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Denver International Airport and San Diego International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.