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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 MXN$396 and round-trip from MXN$1,221. Based on Trip.com's latest 7-day flight data.

    • Cheapest
      DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Tue, Jan 5 | Frontier Airlines
      MXN$396 MXN$2,212
      82% off
      82% off
      MXN$2,212 MXN$396
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Sat, Dec 19 | Frontier Airlines
      MXN$436 MXN$1,299
      66% off
      66% off
      MXN$1,299 MXN$436
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Wed, Nov 25 | Frontier Airlines
      MXN$616 MXN$1,299
      53% off
      53% off
      MXN$1,299 MXN$616
    • DEN 08:50
      2h 31m
      Direct
      SAN 10:21
      Denver - San Diego | Wed, Dec 2 | Frontier Airlines
      MXN$619
      52% off
      MXN$1,299 MXN$619
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Tue, Nov 24 | Frontier Airlines
      MXN$633
      51% off
      MXN$1,299 MXN$633
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Sun, Nov 22 | Frontier Airlines
      MXN$642
      51% off
      MXN$1,299 MXN$642
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Fri, Nov 27 | Frontier Airlines
      MXN$645
      50% off
      MXN$1,299 MXN$645
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Thu, Dec 17 | Frontier Airlines
      MXN$647
      50% off
      MXN$1,299 MXN$647
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Thu, Dec 31 | Frontier Airlines
      MXN$653
      70% off
      MXN$2,212 MXN$653
    • DEN 13:00
      17h 25m
      1 stop
      SAN 14:00
      Denver - San Diego | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Tue, Dec 8 | Frontier Airlines
      SAN 11:14
      2h 42m
      Direct
      DEN 14:56
      San Diego - Denver | Tue, Dec 15 | Frontier Airlines
      MXN$1,221 MXN$1,554
      21% off
      21% off
      MXN$1,554 MXN$1,221
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Thu, Dec 10 | Frontier Airlines
      SAN 11:14
      2h 42m
      Direct
      DEN 14:56
      San Diego - Denver | Mon, Dec 14 | Frontier Airlines
      MXN$1,221 MXN$1,554
      21% off
      21% off
      MXN$1,554 MXN$1,221
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Sat, Dec 12 | Frontier Airlines
      SAN 06:30
      2h 36m
      Direct
      DEN 10:06
      San Diego - Denver | Fri, Dec 18 | Frontier Airlines
      MXN$1,221 MXN$1,554
      21% off
      21% off
      MXN$1,554 MXN$1,221
    • DEN 08:49
      2h 30m
      Direct
      SAN 10:19
      Denver - San Diego | Sun, Dec 13 | Frontier Airlines
      SAN 06:30
      2h 36m
      Direct
      DEN 10:06
      San Diego - Denver | Fri, Dec 18 | Frontier Airlines
      MXN$1,221
      21% off
      MXN$1,554 MXN$1,221
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Sun, Nov 22 | Frontier Airlines
      SAN 06:30
      2h 34m
      Direct
      DEN 10:04
      San Diego - Denver | Wed, Nov 25 | Frontier Airlines
      MXN$1,221
      21% off
      MXN$1,554 MXN$1,221
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Mon, Nov 23 | Frontier Airlines
      SAN 06:30
      2h 34m
      Direct
      DEN 10:04
      San Diego - Denver | Fri, Nov 27 | Frontier Airlines
      MXN$1,221
      21% off
      MXN$1,554 MXN$1,221
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Mon, Dec 28 | Frontier Airlines
      SAN 06:36
      2h 34m
      Direct
      DEN 10:10
      San Diego - Denver | Mon, Jan 4 | Frontier Airlines
      MXN$1,221
      21% off
      MXN$1,554 MXN$1,221
    • DEN 08:50
      2h 31m
      Direct
      SAN 10:21
      Denver - San Diego | Sun, Dec 6 | Frontier Airlines
      SAN 11:14
      2h 42m
      Direct
      DEN 14:56
      San Diego - Denver | Thu, Dec 10 | Frontier Airlines
      MXN$1,227
      21% off
      MXN$1,554 MXN$1,227
    • DEN 08:50
      2h 31m
      Direct
      SAN 10:21
      Denver - San Diego | Mon, Dec 7 | Frontier Airlines
      SAN 06:30
      2h 36m
      Direct
      DEN 10:06
      San Diego - Denver | Mon, Dec 14 | Frontier Airlines
      MXN$1,227
      21% off
      MXN$1,554 MXN$1,227
    • DEN 13:00
      17h 25m
      1 stop
      SAN 14:00
      Denver - San Diego | Wed, Nov 4 | Normal Airline
      SAN 15:00
      6h
      Direct
      DEN 16:00
      San Diego - Denver | Fri, Nov 6 | Normal Airline
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    • Cheapest nonstop
      DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Tue, Jan 5 | Frontier Airlines
      MXN$396 MXN$2,212
      82% off
      82% off
      MXN$2,212 MXN$396
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Sat, Dec 19 | Frontier Airlines
      MXN$436 MXN$1,299
      66% off
      66% off
      MXN$1,299 MXN$436
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Wed, Nov 25 | Frontier Airlines
      MXN$616 MXN$1,299
      53% off
      53% off
      MXN$1,299 MXN$616
    • DEN 08:50
      2h 31m
      Direct
      SAN 10:21
      Denver - San Diego | Wed, Dec 2 | Frontier Airlines
      MXN$619
      52% off
      MXN$1,299 MXN$619
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Tue, Nov 24 | Frontier Airlines
      MXN$633
      51% off
      MXN$1,299 MXN$633
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Sun, Nov 22 | Frontier Airlines
      MXN$642
      51% off
      MXN$1,299 MXN$642
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Fri, Nov 27 | Frontier Airlines
      MXN$645
      50% off
      MXN$1,299 MXN$645
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Thu, Dec 17 | Frontier Airlines
      MXN$647
      50% off
      MXN$1,299 MXN$647
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Thu, Dec 31 | Frontier Airlines
      MXN$653
      70% off
      MXN$2,212 MXN$653
    • DEN 13:00
      17h 25m
      1 stop
      SAN 14:00
      Denver - San Diego | Wed, Nov 4 | Normal Airline
      Find more flights
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    • Cheapest nonstop
      DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Tue, Jan 5 | Frontier Airlines
      MXN$396 MXN$4,679
      92% off
      92% off
      MXN$4,679 MXN$396
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Wed, Nov 25 | Frontier Airlines
      MXN$616 MXN$4,679
      87% off
      87% off
      MXN$4,679 MXN$616
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Tue, Nov 24 | Frontier Airlines
      MXN$633 MXN$4,679
      86% off
      86% off
      MXN$4,679 MXN$633
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Fri, Nov 27 | Frontier Airlines
      MXN$645
      86% off
      MXN$4,679 MXN$645
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Thu, Dec 17 | Frontier Airlines
      MXN$647
      86% off
      MXN$4,679 MXN$647
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Thu, Dec 31 | Frontier Airlines
      MXN$653
      86% off
      MXN$4,679 MXN$653
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Sat, Dec 5 | Frontier Airlines
      MXN$1,006
      78% off
      MXN$4,679 MXN$1,006
    • DEN 22:59
      2h 29m
      Direct
      SAN 00:28
      Denver - San Diego | Tue, Dec 22 | Frontier Airlines
      MXN$1,023
      78% off
      MXN$4,679 MXN$1,023
    • DEN 22:29
      2h 29m
      Direct
      SAN 23:58
      Denver - San Diego | Wed, Jan 6 | Frontier Airlines
      MXN$1,026
      78% off
      MXN$4,679 MXN$1,026
    • DEN 13:00
      17h 25m
      1 stop
      SAN 14:00
      Denver - San Diego | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      DEN 14:28
      2h 30m
      Direct
      SAN 15:58
      Denver - San Diego | Sat, Nov 7 | Frontier Airlines
      MXN$1,735 MXN$4,107
      57% off
      57% off
      MXN$4,107 MXN$1,735
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Mon, Nov 9 | Frontier Airlines
      MXN$1,747 MXN$4,107
      56% off
      56% off
      MXN$4,107 MXN$1,747
    • DEN 14:28
      2h 30m
      Direct
      SAN 15:58
      Denver - San Diego | Wed, Nov 4 | Frontier Airlines
      MXN$1,763 MXN$4,107
      56% off
      56% off
      MXN$4,107 MXN$1,763
    • DEN 14:38
      2h 30m
      Direct
      SAN 16:08
      Denver - San Diego | Sun, Nov 8 | Frontier Airlines
      MXN$1,766
      56% off
      MXN$4,107 MXN$1,766
    • DEN 14:28
      2h 30m
      Direct
      SAN 15:58
      Denver - San Diego | Tue, Nov 3 | Frontier Airlines
      MXN$1,766
      56% off
      MXN$4,107 MXN$1,766
    • DEN 14:38
      2h 30m
      Direct
      SAN 16:08
      Denver - San Diego | Fri, Nov 6 | Frontier Airlines
      MXN$1,860
      55% off
      MXN$4,107 MXN$1,860
    • DEN 13:55
      2h 32m
      Direct
      SAN 15:27
      Denver - San Diego | Sat, Nov 7 | Alaska Airlines
      MXN$3,122
      24% off
      MXN$4,107 MXN$3,122
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Thu, Nov 5 | Frontier Airlines
      MXN$3,244
      21% off
      MXN$4,107 MXN$3,244
    • DEN 18:45
      4h 58m
      1 stop
      SAN 22:43
      Denver - San Diego | Tue, Nov 3 | Delta Air Lines
      MXN$3,233
      21% off
      MXN$4,107 MXN$3,233
    • DEN 13:00
      17h 25m
      1 stop
      SAN 14:00
      Denver - San Diego | Wed, Nov 4 | Normal Airline
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    • DEN 15:06
      2h 25m
      Direct
      SAN 16:31
      Denver - San Diego | Thu, Jan 7 | Frontier Airlines
      MXN$1,210 MXN$5,966
      80% off
      80% off
      MXN$5,966 MXN$1,210
    • DEN 14:20
      2h 26m
      Direct
      SAN 15:46
      Denver - San Diego | Fri, Dec 18 | Frontier Airlines
      MXN$2,238 MXN$5,966
      62% off
      62% off
      MXN$5,966 MXN$2,238
    • DEN 14:20
      2h 26m
      Direct
      SAN 15:46
      Denver - San Diego | Sat, Jan 2 | Frontier Airlines
      MXN$2,930 MXN$5,966
      51% off
      51% off
      MXN$5,966 MXN$2,930
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Wed, Nov 25 | Frontier Airlines
      MXN$616
      53% off
      MXN$1,299 MXN$616
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Tue, Nov 24 | Frontier Airlines
      MXN$633
      51% off
      MXN$1,299 MXN$633
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Sun, Nov 22 | Frontier Airlines
      MXN$642
      51% off
      MXN$1,299 MXN$642
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Fri, Nov 27 | Frontier Airlines
      MXN$645
      50% off
      MXN$1,299 MXN$645
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Wed, Nov 18 | Frontier Airlines
      MXN$1,026
      54% off
      MXN$2,212 MXN$1,026
    • DEN 22:29
      2h 28m
      Direct
      SAN 23:57
      Denver - San Diego | Mon, Nov 9 | Frontier Airlines
      MXN$1,747
      21% off
      MXN$2,212 MXN$1,747
    • DEN 13:00
      17h 25m
      1 stop
      SAN 14:00
      Denver - San Diego | Wed, Nov 4 | Normal Airline
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Displayed flight fares from Denver to San Diego 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

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

The data is based on the past 12 months and shows the average one-way ticket prices from Denver International Airport to San Diego International Airport for each month in the Trip.com database.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Denver International Airport to San Diego International Airport, the best time to buy is in February, with an average price of MXN$1,033. You’ll want to avoid July, when the average price can reach as high as MXN$4,159.

MXN$4,159
MXN$2,596
MXN$1,033
0
    Cheapest
  • MXN$2,136
    Oct
  • MXN$3,144
    Nov
  • MXN$2,765
    Dec
  • MXN$1,074
    Jan
  • MXN$1,033
    Feb
  • MXN$1,725
    Mar
  • MXN$1,694
    Apr
  • MXN$1,641
    May
  • MXN$3,629
    Jun
  • MXN$4,159
    Jul
  • MXN$3,966
    Aug
  • MXN$2,536
    Sep

What is the cheapest day of the week to fly from Denver International Airport to San Diego International Airport?

The data is based on the past 12 months and shows the average ticket prices from Denver International Airport to San Diego International Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Denver International Airport to San Diego International Airport is Friday, with average fares typically lower than other days. You’ll want to avoid flying on Sunday, as ticket prices are usually the highest that day.

MXN$2,804
MXN$2,420
MXN$2,035
MXN$1,651
    Cheapest
  • MXN$2,043
    Mon
  • MXN$2,419
    Tue
  • MXN$2,310
    Wed
  • MXN$2,574
    Thu
  • MXN$2,035
    Fri
  • MXN$2,367
    Sat
  • MXN$2,804
    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 MXN$616) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From MXN$616
Alaska Airlines
From MXN$1,410
Hahn Air
From MXN$1,563
American Airlines
From MXN$1,665
Delta Air Lines
From MXN$1,687
United Airlines
From MXN$2,391

Find more flights and airlines

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

Check the schedule for flights from Denver to San Diego and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F92711

    Denver International Airport

    22:29

    DEN

    2h 29m

    23:58

    SAN

    S M T W T F S
    Search

  2. F92817

    Denver International Airport

    13:54

    DEN

    2h 27m

    15:21

    SAN

    S M T W T F S
    Search

  3. F91375

    Denver International Airport

    08:50

    DEN

    2h 1m

    Direct

    10:51

    PHX

    S M T W T F S
    Search

  4. F91571

    Phoenix Sky Harbor International Airport

    13:32

    PHX

    1h 18m

    Direct

    13:50

    SAN

    S M T W T F S
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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 1,372.91km
Cheapest one-way ticket price MXN$396
Cheapest return ticket price MXN$1,221

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 30 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 10 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 06:35, and the last departs at 23:16, with about 36 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 MXN$2,817 in November, the most expensive month to book this route.
  • The earliest flight departs from Denver International Airport (DEN) at 07:01 and arrives in San Diego International Airport (SAN) at 08:25.
  • The latest flight departs from Denver International Airport (DEN) at 19:50 and arrives in San Diego International Airport (SAN) at 21:19.
    • The distance from San Diego International Airport to downtown is about 3km, by taxi about 20 minutes.
    • The distance from McClellan-Palomar Airport to downtown is about 47km, 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 MXN$436, and round-trip fares start from MXN$1,221. The current lowest fare is a Frontier Airlines flight departing on Sat, Dec 19; 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 32 minutes, and around 139 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 MXN$2,870. 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 MXN$436. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Denver International Airport to San Diego International Airport operates around 138 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.

Most popular destination

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.