How many flights depart from California to Denver on average per day?

The number of flights available between California and Denver is 190 per day as of July 2025. The most frequent departure time is 2:00PM, with 38% of daily flights leaving in the afternoon.

What airlines fly to Denver?

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Denver from California according to our data. Frontier is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 8 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

How many flights depart from California to Denver on average per week?

As of July 2025, 1,334 flights take off from California and land in Denver each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.

What is the cheapest airline that flies from California to Denver Intl?

Frontier is the most popular carrier operating from California to Denver Intl

How long does it take to fly to Denver?

Flight times vary depending on what airport in California you fly out of and what airport in Denver you fly into. For example, flying from San Diego to Denver takes 2h 13m on average. On the other hand, flying from Sacramento to Denver takes 2h 15m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

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?

As of July 2025, there are 8 operators available to choose from 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.

$30 Cheap Flights from California to Denver in 2025

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Find the cheapest flights from California to Denver

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:58 pm - 4:25 pmSNA-DEN

2h 27mnonstop

10:40 am - 12:13 pmDEN-SNA

2h 33mnonstop

$49Frontier

Find Deal

Wed, Oct 1 - Sat, Oct 4

12:59 am - 4:00 amLAS-DEN

2h 01mnonstop

10:29 pm - 11:32 pmDEN-LAS

2h 03mnonstop

$58Frontier

Find Deal

Wed, Oct 1 - Mon, Oct 13

8:50 am - 12:15 pmSAN-DEN

2h 25mnonstop

7:00 pm - 8:25 pmDEN-SAN

2h 25mnonstop

$137Southwest

Find Deal

Tue, Sep 9 - Tue, Sep 23

8:04 am - 11:28 amLAX-DEN

2h 24mnonstop

7:21 pm - 8:53 pmDEN-LAX

2h 32mnonstop

$139Delta

Find Deal

Wed, Oct 1 - Wed, Oct 1

5:56 pm - 12:28 amSAN-DEN

5h 32m1 stop

7:45 am - 9:09 amDEN-SAN

2h 24mnonstop

$143United Airlines

Find Deal

Sat, Aug 23 - Wed, Aug 27

10:45 am - 1:45 pmLAS-DEN

2h 00mnonstop

9:35 pm - 10:30 pmDEN-LAS

1h 55mnonstop

$147Southwest

Find Deal

Sat, Aug 30 - Thu, Sep 4

8:15 am - 11:34 amSAN-DEN

2h 19mnonstop

6:00 am - 7:51 amDEN-SAN

2h 51mnonstop

$147Alaska Airlines

Find Deal

Wed, Nov 19 - Thu, Nov 27

5:05 am - 8:22 amONT-DEN

2h 17mnonstop

1:45 pm - 3:02 pmDEN-ONT

2h 17mnonstop

$157United Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 14

6:15 am - 2:06 pmOAK-DEN

6h 51m1 stop

8:00 am - 1:36 pmDEN-OAK

6h 36m1 stop

$176Alaska Airlines

Find Deal

Tue, Sep 16 - Wed, Sep 24

6:00 am - 11:51 amOAK-DEN

4h 51m1 stop

6:25 pm - 10:48 pmDEN-OAK

5h 23m1 stop

$217Delta

Find Deal

Thu, Sep 4 - Sat, Sep 13

Frontier flights from California to Denver

Our best Frontier deals on California to Denver flight tickets

Frontier

Oct 1

SNA12:58 pmSanta Ana J. Wayne/Orange Cnty

2h 27m

DEN4:25 pmDenver Intl

Oct 4

DEN10:40 amDenver Intl

2h 33m

SNA12:13 pmSanta Ana J. Wayne/Orange Cnty

$49

Find similar

Frontier

Oct 1

LAS12:59 amLas Vegas Harry Reid Intl

2h 01m

DEN4:00 amDenver Intl

Oct 13

DEN10:29 pmDenver Intl

2h 03m

LAS11:32 pmLas Vegas Harry Reid Intl

$58

Find similar

Frontier

Oct 1

LAX1:37 pmLos Angeles

2h 36m

DEN5:13 pmDenver Intl

Oct 4

DEN4:00 pmDenver Intl

2h 30m

LAX5:30 pmLos Angeles

$59

Find similar

Alaska Airlines flights from California to Denver

Our best Alaska Airlines deals on California to Denver flight tickets

Alaska Airlines

Nov 19

SAN8:15 amSan Diego

2h 19m

DEN11:34 amDenver Intl

Nov 27

DEN6:00 amDenver Intl

2h 51m

SAN7:51 amSan Diego

$147

Find similar

Alaska Airlines

Sep 16

OAK6:15 amOakland

6h 51m

1 stop

DEN2:06 pmDenver Intl

Sep 24

DEN8:00 amDenver Intl

6h 36m

1 stop

OAK1:36 pmOakland

$176

Find similar

Alaska Airlines

Aug 26

OAK6:15 amOakland

6h 51m

1 stop

DEN2:06 pmDenver Intl

Sep 2

DEN9:23 pmDenver Intl

13h 58m

1 stop

OAK10:21 amOakland

$196

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaDenver

SNA - DEN

SNADEN

Santa Ana J. Wayne/Orange Cnty

Wed 10/1

12:58 pm-4:25 pm

Nonstop2h 27m

Denver Intl

Sat 10/4

10:40 am-12:13 pm

Nonstop2h 33m

$49

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Wed 10/1

12:59 am-4:00 am

Nonstop2h 01m

Denver Intl

Mon 10/13

10:29 pm-11:32 pm

Nonstop2h 03m

$58

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 9/9

8:50 am-12:15 pm

Nonstop2h 25m

Denver Intl

Tue 9/23

7:00 pm-8:25 pm

Nonstop2h 25m

$137

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Wed 10/1

8:04 am-11:28 am

Nonstop2h 24m

Denver Intl

Wed 10/1

7:21 pm-8:53 pm

Nonstop2h 32m

$139

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Sat 8/23

5:56 pm-12:28 am

1 stop5h 32m

Denver Intl

Wed 8/27

7:45 am-9:09 am

Nonstop2h 24m

$143

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 8/30

10:45 am-1:45 pm

Nonstop2h 00m

Denver Intl

Thu 9/4

9:35 pm-10:30 pm

Nonstop1h 55m

$147

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 11/19

8:15 am-11:34 am

Nonstop2h 19m

Denver Intl

Thu 11/27

6:00 am-7:51 am

Nonstop2h 51m

$147

OntarioDenver

ONT - DEN

ONTDEN

Ontario

Tue 10/14

5:05 am-8:22 am

Nonstop2h 17m

Denver Intl

Tue 10/14

1:45 pm-3:02 pm

Nonstop2h 17m

$157

OaklandDenver

OAK - DEN

OAKDEN

Oakland

Tue 9/16

6:15 am-2:06 pm

1 stop6h 51m

Denver Intl

Wed 9/24

8:00 am-1:36 pm

1 stop6h 36m

$176

OaklandDenver

OAK - DEN

OAKDEN

Oakland

Thu 9/4

6:00 am-11:51 am

1 stop4h 51m

Denver Intl

Sat 9/13

6:25 pm-10:48 pm

1 stop5h 23m

$217

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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

Prices

Airlines

Other information

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 $142, 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 $166.

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 Saturday when prices can be found for as low as $241. 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 $314.

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 afternoon when flights can be purchased for as low as $218. Flights at noon are often more expensive with an average ticket price of $288.

What is the cheapest California to Denver Intl flight route?

Fly from Ontario 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 $188 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 $147 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	$30
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 $30. The best round-trip flight deal from California to Denver found on momondo in the last 72 hours is $49.

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?
As of July 2025, there are 8 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from California to Denver is Airbus A321neo, representing 12.73% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 12.24%, Airbus A320neo at 10.40%, and Boeing 737-800 at 9.45%.

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
Frontier	PriceFrom $43	Free Cancellation	Rating 5.9 3,239 reviews	Search Frontier flights
Allegiant Air	PriceFrom $88	Free Cancellation	Rating 7.2 702 reviews	Search Allegiant Air flights
Hawaiian Airlines	PriceFrom $98	Free Cancellation	Rating 7.8 2,611 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $116	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Alaska Airlines	PriceFrom $116	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $119	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
United Airlines	PriceFrom $130	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
American Airlines	PriceFrom $141	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

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Copper Mountain

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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.

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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.

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Cheap flights from California to Denver from $30

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 11/12. 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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Big names and deals

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Filter for what you want

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Find the cheapest flights from California to Denver

Cheap round-trip flights

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Cheap last minute flights

Cheap direct flights

Frontier flights from California to Denver

Our best Frontier deals on California to Denver flight tickets

Alaska Airlines flights from California to Denver

Our best Alaska Airlines deals on California to Denver flight tickets

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Use the filters below to find and compare flights from California to Denver that are best for you.

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?

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 Saturday when prices can be found for as low as $241. 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 $314.

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 afternoon when flights can be purchased for as low as $218. Flights at noon are often more expensive with an average ticket price of $288.

What is the cheapest California to Denver Intl flight route?

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

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

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.

What is the cheapest airline that flies from California to Denver Intl?

Frontier is the most popular carrier operating from California to Denver Intl

What airlines fly to Denver?

How many flights depart from California to Denver on average per day?

The number of flights available between California and Denver is 190 per day as of July 2025. The most frequent departure time is 2:00PM, with 38% of daily flights leaving in the afternoon.

How many flights depart from California to Denver on average per week?

As of July 2025, 1,334 flights take off from California and land in Denver each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.

How long does it take to fly 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

Fastest flight time

Direct flights

Airports in Denver

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

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?

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

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

Traveling to a place near Denver?

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Colorado