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Cheap flights from San Diego to Denver from $28

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Denver departing on 12/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Diego to Denver

Cheap round-trip flights

These are some of the best round-trip flight deals from San Diego to Denver that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Diego to Denver.

Cheap last minute flights

Planning a quick getaway from San Diego to Denver? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Denver, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from San Diego to Denver

Find recent round-trip train or bus tickets from San Diego to Denver.

All round-trip flight deals to Denver

The cheapest plane tickets to Denver found on KAYAK recently.
6:25 am - 9:56 amSAN-DEN
2h 31mnonstop
10:15 pm - 11:52 pmDEN-SAN
2h 37mnonstop
$57Frontier
Find Deal
Tue, Jan 28 - Sat, Feb 1
12:01 pm - 3:29 pmSAN-DEN
2h 28mnonstop
10:15 pm - 11:52 pmDEN-SAN
2h 37mnonstop
$58Frontier
Find Deal
Sat, Jan 18 - Tue, Jan 21
6:06 pm - 1:25 pmSAN-DEN
18h 19m2 stops
10:15 pm - 11:49 pmDEN-SAN
2h 34mnonstop
Sat, Dec 28 - Thu, Jan 9
6:30 am - 11:14 pmSAN-DEN
15h 44m1 stop
5:25 am - 6:12 pmDEN-SAN
13h 47m1 stop
$183Delta
Find Deal
Wed, Dec 11 - Mon, Dec 16
4:30 pm - 10:35 pmSAN-DEN
5h 05m1 stop
7:46 am - 12:03 pmDEN-SAN
5h 17m1 stop
$207American Airlines
Find Deal
Thu, Feb 20 - Tue, Feb 25
8:55 pm - 1:07 pmSAN-DEN
15h 12m2 stops
7:50 am - 2:48 pmDEN-SAN
7h 58m1 stop
Wed, Feb 5 - Sun, Feb 9
10:35 am - 7:06 pmSAN-DEN
7h 31m1 stop
2:25 pm - 6:05 pmDEN-SAN
4h 40m1 stop
$236Delta
Find Deal
Wed, Dec 4 - Wed, Dec 18
4:09 pm - 7:35 pmSAN-DEN
2h 26mnonstop
6:00 am - 10:15 amDEN-SAN
5h 15m1 stop
$267United Airlines
Find Deal
Thu, Feb 27 - Mon, Mar 3
9:58 am - 6:14 pmSAN-DEN
7h 16m1 stop
12:24 pm - 6:23 pmDEN-SAN
6h 59m1 stop
$272American Airlines
Find Deal
Tue, Dec 24 - Sat, Dec 28
7:00 am - 10:28 amSAN-DEN
2h 28mnonstop
8:00 am - 9:28 amDEN-SAN
2h 28mnonstop
$277United Airlines
Find Deal
Fri, Dec 13 - Sat, Dec 14
6:25 am - 9:56 amSAN-DEN
2h 31mnonstop
$28Frontier
Find Deal
Wed, Dec 25
6:25 am - 9:56 amSAN-DEN
2h 31mnonstop
$29Frontier
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Tue, Dec 24
6:15 am - 12:19 pmSAN-DEN
5h 04m1 stop
$88United Airlines
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Wed, Feb 19
6:22 am - 11:40 amSAN-DEN
4h 18m1 stop
$99American Airlines
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Tue, Feb 18
10:15 am - 3:20 pmSAN-DEN
4h 05m1 stop
$108Delta
Find Deal
Wed, Feb 19
7:00 am - 10:28 amSAN-DEN
2h 28mnonstop
$109United Airlines
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Sat, Jan 18
6:15 am - 11:42 amSAN-DEN
4h 27m1 stop
$118Delta
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Thu, Dec 19
10:20 am - 3:27 pmSAN-DEN
4h 07m1 stop
$148American Airlines
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Sun, Mar 2
5:50 pm - 11:05 pmSAN-DEN
4h 15m1 stop
$173Southwest
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Sun, Apr 6
8:40 am - 4:40 pmSAN-DEN
7h 00m2 stops
$174Southwest
Find Deal
Mon, Jan 6
6:25 am - 9:59 amSAN-DEN
2h 34mnonstop
10:15 pm - 11:49 pmDEN-SAN
2h 34mnonstop
$196Frontier
Find Deal
Sun, Nov 24 - Tue, Dec 3
1:08 pm - 12:37 amSAN-DEN
10h 29m1 stop
10:15 pm - 11:49 pmDEN-SAN
2h 34mnonstop
$201Frontier
Find Deal
Sun, Nov 24 - Tue, Dec 3
7:08 pm - 10:41 pmSAN-DEN
2h 33mnonstop
10:30 pm - 11:56 pmDEN-SAN
2h 26mnonstop
$204Frontier
Find Deal
Sun, Nov 24 - Thu, Nov 28
6:25 am - 9:59 amSAN-DEN
2h 34mnonstop
10:26 pm - 6:40 amDEN-SAN
33h 14m2 stops
Fri, Nov 22 - Fri, Nov 22
11:25 am - 12:16 amSAN-DEN
11h 51m2 stops
6:00 am - 9:49 amDEN-SAN
4h 49m1 stop
Thu, Nov 21 - Sun, Nov 24
10:35 am - 6:05 pmSAN-DEN
6h 30m1 stop
6:05 am - 9:48 amDEN-SAN
4h 43m1 stop
$576United Airlines
Find Deal
Sun, Nov 24 - Tue, Dec 3
10:35 am - 6:05 pmSAN-DEN
6h 30m1 stop
9:50 am - 7:53 pmDEN-SAN
11h 03m2 stops
$710United Airlines
Find Deal
Sun, Nov 24 - Tue, Dec 3
11:19 am - 8:42 pmSAN-DEN
8h 23m1 stop
1:53 pm - 8:15 amDEN-SAN
19h 22m2 stops
$713Alaska Airlines
Find Deal
Sun, Nov 24 - Thu, Nov 28
8:00 am - 7:17 pmSAN-DEN
10h 17m2 stops
1:53 pm - 8:15 amDEN-SAN
19h 22m2 stops
$735Alaska Airlines
Find Deal
Mon, Nov 25 - Thu, Nov 28
8:45 am - 3:30 pmSAN-DEN
5h 45m2 stops
7:15 pm - 10:50 pmDEN-SAN
4h 35m1 stop
$827Southwest
Find Deal
Sun, Nov 24 - Sun, Nov 24
6:25 am - 9:56 amSAN-DEN
2h 31mnonstop
10:15 pm - 11:49 pmDEN-SAN
2h 34mnonstop
$57Frontier
Find Deal
Tue, Dec 24 - Tue, Jan 7
6:25 am - 9:56 amSAN-DEN
2h 31mnonstop
10:15 pm - 11:52 pmDEN-SAN
2h 37mnonstop
$59Frontier
Find Deal
Sat, Jan 18 - Tue, Jan 28
6:25 am - 9:56 amSAN-DEN
2h 31mnonstop
10:15 pm - 11:49 pmDEN-SAN
2h 34mnonstop
$65Frontier
Find Deal
Tue, Dec 24 - Wed, Jan 8
12:17 pm - 3:45 pmSAN-DEN
2h 28mnonstop
10:15 pm - 11:52 pmDEN-SAN
2h 37mnonstop
$66Frontier
Find Deal
Thu, Jan 16 - Tue, Jan 21
11:15 am - 2:41 pmSAN-DEN
2h 26mnonstop
10:20 pm - 11:54 pmDEN-SAN
2h 34mnonstop
$67Frontier
Find Deal
Wed, Dec 18 - Tue, Dec 24
1:48 pm - 5:18 pmSAN-DEN
2h 30mnonstop
10:20 pm - 11:54 pmDEN-SAN
2h 34mnonstop
$68Frontier
Find Deal
Tue, Dec 10 - Tue, Dec 17
7:00 am - 10:28 amSAN-DEN
2h 28mnonstop
8:00 am - 9:28 amDEN-SAN
2h 28mnonstop
$277United Airlines
Find Deal
Fri, Dec 13 - Sat, Dec 14
6:50 pm - 10:15 pmSAN-DEN
2h 25mnonstop
7:54 am - 9:29 amDEN-SAN
2h 35mnonstop
$307United Airlines
Find Deal
Sun, Mar 16 - Thu, Mar 20
8:00 pm - 11:20 pmSAN-DEN
2h 20mnonstop
4:20 pm - 5:50 pmDEN-SAN
2h 30mnonstop
$328Southwest
Find Deal
Sat, Mar 15 - Tue, Mar 18
7:00 am - 10:28 amSAN-DEN
2h 28mnonstop
9:05 pm - 10:40 pmDEN-SAN
2h 35mnonstop
$392United Airlines
Find Deal
Sun, Mar 16 - Sun, Mar 16

Frontier flights from San Diego to Denver

Our best Frontier deals on San Diego to Denver flight tickets
Frontier
Jan 28
SAN6:25 amSan Diego
2h 31m
DEN9:56 amDenver Intl
Feb 1
DEN10:15 pmDenver Intl
2h 37m
SAN11:52 pmSan Diego
Frontier
Jan 18
SAN12:01 pmSan Diego
2h 28m
DEN3:29 pmDenver Intl
Jan 21
DEN10:15 pmDenver Intl
2h 37m
SAN11:52 pmSan Diego
Frontier
Jan 18
SAN6:25 amSan Diego
2h 31m
DEN9:56 amDenver Intl
Jan 28
DEN10:15 pmDenver Intl
2h 37m
SAN11:52 pmSan Diego

Delta flights from San Diego to Denver

Our best Delta deals on San Diego to Denver flight tickets
Delta
Dec 11
SAN6:30 amSan Diego
15h 44m
1 stop
DEN11:14 pmDenver Intl
Dec 16
DEN5:25 amDenver Intl
13h 47m
1 stop
SAN6:12 pmSan Diego
Delta
Dec 4
SAN10:35 amSan Diego
7h 31m
1 stop
DEN7:06 pmDenver Intl
Dec 18
DEN2:25 pmDenver Intl
4h 40m
1 stop
SAN6:05 pmSan Diego
Delta
Mar 12
SAN1:35 pmSan Diego
8h 45m
1 stop
DEN11:20 pmDenver Intl
Mar 19
DEN12:20 pmDenver Intl
11h 27m
1 stop
SAN10:47 pmSan Diego

See travel insights to Denver from

How to get the cheapest flight ticket from San Diego to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

April. The cheapest time of year to fly to Denver from San Diego is April. Most expensive is March

What is the cheapest day to depart San Diego for Denver?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Sunday

When is the cheapest time to fly from San Diego to Denver?

In the evening. San Diego to Denver flights are approximately 24% more expensive in the afternoon than in the evening

What is the cheapest San Diego to Denver flight route?

San Diego - Denver Intl. Fly from San Diego to Denver Intl for the best San Diego - Denver flight prices

How far in advance should you book San Diego to Denver flights?

53 days before. The cheapest time to buy a flight from San Diego to Denver is approximately 53 days to departure

What cabin class options are available on San Diego to Denver flights?

There are 3 cabin classes available to choose from on San Diego to Denver flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Diego to Denver flights?

No. A direct flight is the cheapest option for a flight between San Diego to Denver.

How have San Diego to Denver flight prices changed over time?

As of November 2024, prices for San Diego to Denver flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Denver (SAN to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Denver

Best Price Found

$28

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from San Diego in the past 72 hours is $28. The best round-trip flight deal from San Diego to Denver found on momondo in the last 72 hours is $57.
The fastest flight from San Diego to Denver takes 2h 25m
Direct flights go from San Diego to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)

  • How far is San Diego to Denver Intl by plane?

    The distance between San Diego and Denver Intl is about 832.3 mi. 2h 26m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Diego Airport to Denver Intl Airport?

    Prices for flights from San Diego Airport to Denver Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Diego Airport to Denver Intl Airport?

  • How old do you have to be to fly from San Diego Airport to Denver Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The necessary travel and health documents for your Denver Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Diego to Denver?

  • What is the most popular airline from San Diego to Denver?


Best airlines flying from San Diego to Denver

Compare and see reviews for airlines that fly from San Diego to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $57Free CancellationRating
6.1
3,539 reviews
Search Frontier flights
SouthwestPriceFrom $158Free CancellationRating
8.1
5,015 reviews
Search Southwest flights
United AirlinesPriceFrom $160Free CancellationRating
7.4
9,173 reviews
Search United Airlines flights
American AirlinesPriceFrom $177Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $195Free CancellationRating
8.0
8,759 reviews
Search Delta flights
  • Southwest Flights From San Diego to Denver

    Southwest flight deals from San Diego to Denver start from $158 round-trip. Over the 32 Southwest flights for this route in a normal week, average airfare is usually $262 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From San Diego to Denver

    $160 is the best United Airlines flight deal from San Diego to Denver found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $302, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 9,172 user reviews) flies into Denver from San Diego 40 times in an average week so prices can vary.


Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Denver?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Denver from San Diego.

Can I find flights from San Diego to Denver with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Denver from San Diego with this policy.

How can momondo help me find flights from San Diego to Denver?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Diego to Denver.

I’m not ready to book a flight from San Diego to Denver right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Denver flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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