Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from California to Denver from $29

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Denver departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from California to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:25 am - 10:03 amSAN-DEN
2h 38mnonstop
Frontier Logo
10:29 pm - 11:59 pmDEN-SAN
2h 30mnonstop
$70Frontier
Find Deal
Thu, Jan 1 - Mon, Jan 5
Frontier Logo
4:47 pm - 8:20 pmSAN-DEN
2h 33mnonstop
Frontier Logo
10:29 pm - 11:59 pmDEN-SAN
2h 30mnonstop
$71Frontier
Find Deal
Tue, Dec 30 - Sun, Jan 4
Multiple Airlines Logo
8:14 pm - 11:59 pmSAN-DEN
2h 45mnonstop
Multiple Airlines Logo
10:29 pm - 11:59 pmDEN-SAN
2h 30mnonstop
$94Multiple Airlines
Find Deal
Mon, Dec 29 - Sun, Jan 4
Multiple Airlines Logo
7:00 am - 10:33 amLAX-DEN
2h 33mnonstop
Multiple Airlines Logo
10:53 am - 5:04 pmDEN-LAX
7h 11m1 stop
$100Multiple Airlines
Find Deal
Tue, Dec 16 - Tue, Jan 6
Alaska Airlines Logo
3:15 pm - 6:33 pmSAN-DEN
2h 18mnonstop
Alaska Airlines Logo
7:04 pm - 8:27 pmDEN-SAN
2h 23mnonstop
$117Alaska Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
1:24 pm - 4:43 pmONT-DEN
2h 19mnonstop
United Airlines Logo
7:34 pm - 8:58 pmDEN-ONT
2h 24mnonstop
$117United Airlines
Find Deal
Fri, Jan 30 - Mon, Feb 2
Southwest Logo
6:30 am - 12:10 pmSAN-DEN
4h 40m1 stop
Southwest Logo
5:40 am - 7:15 amDEN-SAN
2h 35mnonstop
$122Southwest
Find Deal
Thu, Jan 1 - Mon, Jan 5
Southwest Logo
3:55 pm - 9:50 pmSAN-DEN
4h 55m1 stop
Southwest Logo
7:45 am - 9:15 amDEN-SAN
2h 30mnonstop
$127Southwest
Find Deal
Tue, Nov 25 - Fri, Nov 28
Alaska Airlines Logo
7:52 pm - 11:38 amLAS-DEN
14h 46m1 stop
Alaska Airlines Logo
7:39 pm - 11:28 pmDEN-LAS
4h 49m1 stop
$136Alaska Airlines
Find Deal
Fri, Jan 16 - Fri, Jan 23
United Airlines Logo
8:45 am - 12:08 pmSMF-DEN
2h 23mnonstop
United Airlines Logo
8:22 am - 10:03 amDEN-SMF
2h 41mnonstop
$197United Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7

Delta flights from California to Denver

Our best Delta deals on California to Denver flight tickets
Delta
Dec 13
LAX3:09 pmLos Angeles
2h 23m
DEN6:32 pmDenver Intl
Jan 10
DEN6:24 amDenver Intl
2h 49m
LAX8:13 amLos Angeles
$128
Find similar
Delta
Dec 12
SMF5:15 pmSacramento Intl
4h 29m
1 stop
DEN10:44 pmDenver Intl
Dec 15
DEN5:30 amDenver Intl
4h 39m
1 stop
SMF9:09 amSacramento Intl
$217
Find similar
Delta
Jan 29
PSP2:57 pmPalm Springs
7h 28m
1 stop
DEN11:25 pmDenver Intl
Jan 31
DEN6:29 amDenver Intl
9h 17m
1 stop
PSP2:46 pmPalm Springs
$225
Find similar

Frontier flights from California to Denver

Our best Frontier deals on California to Denver flight tickets
Frontier
Jan 1
SAN6:25 amSan Diego
2h 38m
DEN10:03 amDenver Intl
Jan 5
DEN10:29 pmDenver Intl
2h 30m
SAN11:59 pmSan Diego
$70
Find similar
Frontier
Dec 30
SAN4:47 pmSan Diego
2h 33m
DEN8:20 pmDenver Intl
Jan 4
DEN10:29 pmDenver Intl
2h 30m
SAN11:59 pmSan Diego
$71
Find similar
Frontier
Dec 24
SAN6:25 amSan Diego
2h 38m
DEN10:03 amDenver Intl
Dec 30
DEN5:43 pmDenver Intl
2h 32m
SAN7:15 pmSan Diego
$72
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from California to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from California to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Thu 1/1

6:25 am-10:03 am

Nonstop2h 38m

Denver Intl

Mon 1/5

10:29 pm-11:59 pm

Nonstop2h 30m

$70

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 12/30

4:47 pm-8:20 pm

Nonstop2h 33m

Denver Intl

Sun 1/4

10:29 pm-11:59 pm

Nonstop2h 30m

$71

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Mon 12/29

8:14 pm-11:59 pm

Nonstop2h 45m

Denver Intl

Sun 1/4

10:29 pm-11:59 pm

Nonstop2h 30m

$94

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Tue 12/16

7:00 am-10:33 am

Nonstop2h 33m

Denver Intl

Tue 1/6

10:53 am-5:04 pm

1 stop7h 11m

$100

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Fri 2/27

3:15 pm-6:33 pm

Nonstop2h 18m

Denver Intl

Tue 3/3

7:04 pm-8:27 pm

Nonstop2h 23m

$117

OntarioDenver

ONT - DEN

ONTDEN

Ontario

Fri 1/30

1:24 pm-4:43 pm

Nonstop2h 19m

Denver Intl

Mon 2/2

7:34 pm-8:58 pm

Nonstop2h 24m

$117

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Thu 1/1

6:30 am-12:10 pm

1 stop4h 40m

Denver Intl

Mon 1/5

5:40 am-7:15 am

Nonstop2h 35m

$122

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 11/25

3:55 pm-9:50 pm

1 stop4h 55m

Denver Intl

Fri 11/28

7:45 am-9:15 am

Nonstop2h 30m

$127

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Fri 1/16

7:52 pm-11:38 am

1 stop14h 46m

Denver Intl

Fri 1/23

7:39 pm-11:28 pm

1 stop4h 49m

$136

SacramentoDenver

SMF - DEN

SMFDEN

Sacramento Intl

Thu 12/4

8:45 am-12:08 pm

Nonstop2h 23m

Denver Intl

Sun 12/7

8:22 am-10:03 am

Nonstop2h 41m

$197

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Denver from

How to get the cheapest flight ticket from California 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 to Denver?

The cheapest month to fly to Denver from California is in January. Flight prices, which tend to average around $139, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until September to fly from California, when ticket prices are also cheap, with an average price of $169.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $253. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $312.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $238. Flights in the morning are often more expensive with an average ticket price of $276.

What is the cheapest California to Denver Intl flight route?

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

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $191 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from California for as low as $148 on momondo.

What cabin class options are available on California to Denver Intl flights?

There are 4 cabin classes available to choose from on California to Denver Intl 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 California to Denver flights?

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

Cheap California to Denver flight deals and tips

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

Best Price Found

$101

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from California in the past 72 hours is $101. The best round-trip flight deal from California to Denver found on momondo in the last 72 hours is $127.
The fastest flight from California to Denver takes 1h 50m
Direct flights go from California to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

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

    Prices for flights from California to Denver Intl Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from California to Denver Intl Airport.

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

    The required travel and health documents for your Denver Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from California to Denver

Compare and see reviews for airlines that fly from California to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $38Free CancellationRating
5.8
3,117 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $68Free CancellationRating
7.8
2,799 reviews
Search Hawaiian Airlines flights
Allegiant AirPriceFrom $88Free CancellationRating
7.2
694 reviews
Search Allegiant Air flights
DeltaPriceFrom $98Free CancellationRating
7.9
8,001 reviews
Search Delta flights
Alaska AirlinesPriceFrom $101Free CancellationRating
8.0
11,236 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $118Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
United AirlinesPriceFrom $133Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights
American AirlinesPriceFrom $156Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Manitou Springs
Longmont
Boulder
Greeley
Lakewood
Thornton
Westminster
Winter Park
Copper Mountain
Silverthorne
Frisco
Centennial
Grand Lake

Why use momondo?

Why should I use momondo to find a flight deal from California 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 California.

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

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

How can momondo help me find flights from California to Denver?

momondo provides multiple filters to help you find the best flight to Denver from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from California to Denver now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Denver and let you know when they change.

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 12/3
Wed 12/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States