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

As of August 2026, there are 187 flights per day flying from California to Colorado. The most common time of day flights depart is 2:00PM, with 39% of flights taking off in the afternoon.

What airlines fly to Colorado?

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Colorado from California according to our data. Frontier is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 10 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

How long is the flight from California to Colorado?

Flight times from California to Colorado vary, but if you’re flying out of San Diego and flying into Denver (one of the most popular routes), then the duration is 2h 13m on average. Another popular route from California to Colorado is flying from Los Angeles to Denver, which will take roughly 2h 15m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from California to Colorado?

Frontier, United Airlines, and Southwest are the most popular carriers operating from California to Colorado

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

As of August 2026, 1,315 flights take off from California and land in Colorado each week. The most common flight departure day for this route is Fri, with 25% of weekly flights taking off on this day.

When did momondo last update prices for flights from California to Colorado?

Prices for flights from California to Colorado were last updated today.

How many operators does momondo search for flights from California to Colorado?

As of August 2026, there are 8 operators available to choose from for flights from California to Colorado.

How old do you have to be to fly from California to Colorado?

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 California to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$49 Cheap Flights from California to Colorado in 2026

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Find the cheapest flights from California to Colorado

Round-trip

One-way

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Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 9:35 am

ONT

DEN

2h 20mnonstop

10:29 pm - 11:47 pm

DEN

ONT

2h 18mnonstop

$103Frontier

Thu, Sep 17 - Sat, Sep 19

6:00 am - 9:24 am

ONT

DEN

2h 24mnonstop

10:29 pm - 11:50 pm

DEN

ONT

2h 21mnonstop

$103Frontier

Thu, Aug 20 - Sat, Aug 22

3:06 pm - 6:14 pm

LAS

DEN

2h 08mnonstop

7:45 pm - 8:51 pm

DEN

LAS

2h 06mnonstop

$149United Airlines

Tue, Aug 25 - Tue, Sep 1

3:20 pm - 6:20 pm

LAS

DEN

2h 00mnonstop

7:55 pm - 8:55 pm

DEN

LAS

2h 00mnonstop

$149Southwest

Tue, Aug 25 - Tue, Sep 1

2:40 pm - 8:10 pm

SAN

DEN

4h 30m

1 stop

1:45 pm - 5:15 pm

DEN

SAN

4h 30m

1 stop

$152Southwest

Fri, Sep 18 - Sat, Sep 26

10:53 am - 2:22 pm

LAX

DEN

2h 29mnonstop

3:57 pm - 5:29 pm

DEN

LAX

2h 32mnonstop

$157United Airlines

Wed, Aug 26 - Thu, Aug 27

7:14 pm - 10:41 pm

LAX

DEN

2h 27mnonstop

7:00 am - 8:46 am

DEN

LAX

2h 46mnonstop

$157American Airlines

Sat, Sep 19 - Tue, Sep 22

8:25 pm - 11:57 pm

LAX

DEN

2h 32mnonstop

7:00 am - 8:42 am

DEN

LAX

2h 42mnonstop

$157American Airlines

Wed, Aug 19 - Sat, Aug 22

8:30 pm - 11:58 pm

LAX

DEN

2h 28mnonstop

8:06 am - 9:35 am

DEN

LAX

2h 29mnonstop

$157Delta

Mon, Sep 7 - Sat, Sep 12

2:53 pm - 6:18 pm

LAX

DEN

2h 25mnonstop

7:55 pm - 9:27 pm

DEN

LAX

2h 32mnonstop

$157Delta

Mon, Sep 7 - Tue, Sep 15

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Frontier flights from California to Colorado

Our best Frontier deals on California to Colorado flight tickets

Frontier

Sep 17

ONT6:15 amOntario

2h 20m

DEN9:35 amDenver Intl

Sep 21

DEN10:29 pmDenver Intl

2h 18m

ONT11:47 pmOntario

$103

Frontier

Aug 20

ONT6:00 amOntario

2h 24m

DEN9:24 amDenver Intl

Aug 22

DEN10:29 pmDenver Intl

2h 21m

ONT11:50 pmOntario

$104

Frontier

Nov 18

ONT2:35 pmOntario

2h 22m

DEN5:57 pmDenver Intl

Nov 19

DEN10:34 pmDenver Intl

2h 21m

ONT11:55 pmOntario

$105

Southwest flights from California to Colorado

Our best Southwest deals on California to Colorado flight tickets

Southwest

Aug 25

LAS3:20 pmLas Vegas Harry Reid Intl

2h 00m

DEN6:20 pmDenver Intl

Sep 1

DEN7:55 pmDenver Intl

2h 00m

LAS8:55 pmLas Vegas Harry Reid Intl

$149

Southwest

Sep 18

SAN2:40 pmSan Diego

4h 30m

1 stop

DEN8:10 pmDenver Intl

Sep 26

DEN1:45 pmDenver Intl

4h 30m

1 stop

SAN5:15 pmSan Diego

$152

Southwest

Aug 28

SAN7:50 pmSan Diego

2h 20m

DEN11:10 pmDenver Intl

Aug 31

DEN7:55 amDenver Intl

2h 30m

SAN9:25 amSan Diego

$157

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioDenver

ONT - DEN

ONTDEN

Ontario

Thu 9/17

6:15 am-9:35 am

Nonstop2h 20m

Denver Intl

Sat 9/19

10:29 pm-11:47 pm

Nonstop2h 18m

$103

OntarioDenver

ONT - DEN

ONTDEN

Ontario

Thu 8/20

6:00 am-9:24 am

Nonstop2h 24m

Denver Intl

Sat 8/22

10:29 pm-11:50 pm

Nonstop2h 21m

$103

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Tue 8/25

3:06 pm-6:14 pm

Nonstop2h 08m

Denver Intl

Tue 9/1

7:45 pm-8:51 pm

Nonstop2h 06m

$149

Quickest round-trip

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Tue 8/25

3:20 pm-6:20 pm

Nonstop2h 00m

Denver Intl

Tue 9/1

7:55 pm-8:55 pm

Nonstop2h 00m

$149

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Fri 9/18

2:40 pm-8:10 pm

1 stop4h 30m

Denver Intl

Sat 9/26

1:45 pm-5:15 pm

1 stop4h 30m

$152

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Wed 8/26

10:53 am-2:22 pm

Nonstop2h 29m

Denver Intl

Thu 8/27

3:57 pm-5:29 pm

Nonstop2h 32m

$157

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Sat 9/19

7:14 pm-10:41 pm

Nonstop2h 27m

Denver Intl

Tue 9/22

7:00 am-8:46 am

Nonstop2h 46m

$157

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Wed 8/19

8:25 pm-11:57 pm

Nonstop2h 32m

Denver Intl

Sat 8/22

7:00 am-8:42 am

Nonstop2h 42m

$157

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Mon 9/7

8:30 pm-11:58 pm

Nonstop2h 28m

Denver Intl

Sat 9/12

8:06 am-9:35 am

Nonstop2h 29m

$157

Los AngelesDenver

LAX - DEN

LAXDEN

Los Angeles

Mon 9/7

2:53 pm-6:18 pm

Nonstop2h 25m

Denver Intl

Tue 9/15

7:55 pm-9:27 pm

Nonstop2h 32m

$157

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from California to Colorado

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 Colorado?

The month of October is, on average, the cheapest month to fly to Colorado from California, with most prices found around $236. The month of September is another great option to travel to Colorado, with average flight prices from California averaging around $243.

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

The cheapest day to depart from California to Colorado is on a Wednesday when prices can be found for as low as $287. On the other hand, Sunday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $377.

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

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $269. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $318 per ticket.

What is the cheapest California to Colorado flight route?

Fly from Los Angeles to Denver Intl for the best California - Colorado flight prices

How far in advance should I book a flight from California to Colorado?

You are more likely to see cheaper flights to Colorado from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $230 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from California for as low as $173 on momondo.

What cabin class options are available on California to Colorado flights?

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

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

Cheap California to Colorado flight deals and tips

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

Best Price Found	$79
Fastest flight time	1h 35m
Direct flights	Every day
Airports in Colorado	87 airports

The best one-way flight to Colorado from California in the past 72 hours is $79. The best round-trip flight deal from California to Colorado found on momondo in the last 72 hours is $127.

The fastest flight from California to Colorado takes 1h 35m

Direct flights go from California to Colorado every day.

There are 87 airports in Colorado. From California there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from California to Colorado

When did momondo last update prices for flights from California to Colorado?
Prices for flights from California to Colorado were last updated today.
How many operators does momondo search for flights from California to Colorado?
As of August 2026, there are 8 operators available to choose from for flights from California to Colorado.
How old do you have to be to fly from California to Colorado?
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 California to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from California to Colorado?
Based on momondo bookings for flights between California and Colorado, the leading plane model is Boeing 737 MAX 8, making up 14.06% of the total bookings. Other popular models include Airbus A321neo with 12.66%, Airbus A320neo with 11.59%, and Airbus A321-100/200 with 8.78%.

Best airlines flying from California to Colorado

Compare and see reviews for airlines that fly from California to Colorado with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $47	Free Cancellation	Rating 5.6 2,740 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $58	Free Cancellation	Rating 7.8 2,819 reviews	Search Hawaiian Airlines flights
Allegiant Air	PriceFrom $90	Free Cancellation	Rating 7.3 678 reviews	Search Allegiant Air flights
Delta	PriceFrom $97	Free Cancellation	Rating 7.8 8,497 reviews	Search Delta flights
Alaska Airlines	PriceFrom $115	Free Cancellation	Rating 7.9 12,743 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $117	Free Cancellation	Rating 8.0 4,229 reviews	Search Southwest flights
United Airlines	PriceFrom $117	Free Cancellation	Rating 7.4 10,062 reviews	Search United Airlines flights
Breeze Airways	PriceFrom $128	Free Cancellation	Rating 8.2 304 reviews	Search Breeze Airways flights
JetBlue	PriceFrom $141	Free Cancellation	Rating 7.1 3,030 reviews	Search JetBlue flights
American Airlines	PriceFrom $166	Free Cancellation	Rating 7.1 11,845 reviews	Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Colorado. momondo saves you time and could save you money on your trip.

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

Flights from California to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 California to Colorado.

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

Yes. momondo can track prices for California to Colorado flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Popular cities in Colorado

Flights to New Yorkfrom $76

Flights to Los Angelesfrom $56

Flights to Orlandofrom $50

Flights to Miamifrom $54

Flights to Chicagofrom $58

Flights to San Franciscofrom $46

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $48

Flights to Bostonfrom $87

Flights to Atlantafrom $51

Flights to Fort Lauderdalefrom $46

Flights to Dallasfrom $61

Cheap flights from California to Colorado from $49

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 Colorado departing on 11/5. 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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Frontier flights from California to Colorado

Our best Frontier deals on California to Colorado flight tickets

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See travel insights to Colorado from

How to get the cheapest flight ticket from California to Colorado

What is the cheapest month to fly to Colorado?

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

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

What is the cheapest California to Colorado flight route?

How far in advance should I book a flight from California to Colorado?

What cabin class options are available on California to Colorado flights?

Can stopping save me money on California to Colorado flights?

What is the cheapest airline that flies from California to Colorado?

What airlines fly to Colorado?

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

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

How long is the flight from California to Colorado?

Cheap California to Colorado flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

Frequently asked questions about flying from California to Colorado

Best airlines flying from California to Colorado

Compare and see reviews for airlines that fly from California to Colorado with momondo

Why use momondo?

An easier way to manage your Colorado 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 Colorado

Popular cities in Colorado

Popular flights according to clicks in the last 7 days on momondo

California flight routes

According to popular flight searches on momondo this year

Colorado flight routes

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