How does KAYAK find such low prices on flights from California to Denver?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Denver.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Denver?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Denver from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to Denver?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Denver with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Denver?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Denver from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$33 CHEAP FLIGHTS from California to Denver

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Cheap Flights from California to Denver

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from California to Denver

Sat, Oct 31 - Tue, Nov 3

11:42 am - 3:11 pmLAX Los Angeles-DEN Denver Intl

2h 29mnonstop

1:05 pm - 4:16 pmDEN Denver Intl-LAX Los Angeles

4h 11m1 stop Las Vegas Harry Reid Intl

$99Frontier

Sat, Oct 31 - Tue, Nov 3

2:03 pm - 5:35 pmLAX Los Angeles-DEN Denver Intl

2h 32mnonstop

1:05 pm - 4:16 pmDEN Denver Intl-LAX Los Angeles

4h 11m1 stop Las Vegas Harry Reid Intl

$99Frontier

Sat, Oct 24 - Tue, Oct 27

6:02 am - 2:08 pmONT Ontario-DEN Denver Intl

7h 06m1 stop Seattle/Tacoma Intl

10:29 pm - 11:51 pmDEN Denver Intl-ONT Ontario

2h 22mnonstop

$121Multiple Airlines

Sat, Oct 24 - Mon, Oct 26

11:40 am - 3:14 pmLAX Los Angeles-DEN Denver Intl

2h 34mnonstop

7:53 am - 1:24 pmDEN Denver Intl-LAX Los Angeles

6h 31m1 stop Portland

$121Multiple Airlines

Sat, Oct 24 - Tue, Oct 27

2:40 pm - 6:11 pmLAX Los Angeles-DEN Denver Intl

2h 31mnonstop

11:58 am - 1:42 pmDEN Denver Intl-LAX Los Angeles

2h 44mnonstop

$155American Airlines

Sat, Oct 24 - Tue, Oct 27

2:40 pm - 6:11 pmLAX Los Angeles-DEN Denver Intl

2h 31mnonstop

11:58 am - 1:42 pmDEN Denver Intl-LAX Los Angeles

2h 44mnonstop

$156American Airlines

Sat, Dec 5 - Sat, Jan 9

1:25 pm - 4:40 pmONT Ontario-DEN Denver Intl

2h 15mnonstop

9:05 am - 10:30 amDEN Denver Intl-ONT Ontario

2h 25mnonstop

$157Southwest

Sat, Dec 5 - Sat, Jan 9

11:20 am - 2:30 pmONT Ontario-DEN Denver Intl

2h 10mnonstop

9:05 am - 10:30 amDEN Denver Intl-ONT Ontario

2h 25mnonstop

$157Southwest

Thu, Oct 22 - Sat, Oct 24

5:00 am - 8:21 amONT Ontario-DEN Denver Intl

2h 21mnonstop

7:35 pm - 8:58 pmDEN Denver Intl-ONT Ontario

2h 23mnonstop

$157United Airlines

Thu, Feb 11 - Mon, Feb 15

5:00 am - 8:11 amONT Ontario-DEN Denver Intl

2h 11mnonstop

7:05 pm - 8:20 pmDEN Denver Intl-ONT Ontario

2h 15mnonstop

$185United Airlines

Recent last minute flight deals from California to Denver

Mon, Sep 28 - Tue, Sep 29

11:30 am - 6:33 pmLAX Los Angeles-DEN Denver Intl

6h 03m1 stop Las Vegas Harry Reid Intl

1:05 pm - 4:23 pmDEN Denver Intl-LAX Los Angeles

4h 18m1 stop Las Vegas Harry Reid Intl

$101Frontier

Tue, Sep 29 - Tue, Sep 29

6:05 am - 9:32 amLAX Los Angeles-DEN Denver Intl

2h 27mnonstop

10:44 pm - 12:10 amDEN Denver Intl-LAX Los Angeles

2h 26mnonstop

$102Frontier

Tue, Sep 29 - Tue, Oct 6

6:04 am - 9:46 amSFO San Francisco-DEN Denver Intl

2h 42mnonstop

3:06 pm - 9:28 pmDEN Denver Intl-SFO San Francisco

7h 22m1 stop Portland

$195Multiple Airlines

Mon, Sep 28 - Tue, Oct 6

6:04 am - 9:46 amSFO San Francisco-DEN Denver Intl

2h 42mnonstop

9:45 am - 2:51 pmDEN Denver Intl-SFO San Francisco

6h 06m1 stop San Diego

$204Multiple Airlines

Tue, Sep 29 - Wed, Sep 30

1:00 pm - 4:39 pmSJC San Jose-DEN Denver Intl

2h 39mnonstop

7:07 pm - 8:48 pmDEN Denver Intl-SJC San Jose

2h 41mnonstop

$283United Airlines

Thu, Oct 1 - Thu, Oct 1

1:00 pm - 4:39 pmSJC San Jose-DEN Denver Intl

2h 39mnonstop

7:07 pm - 8:48 pmDEN Denver Intl-SJC San Jose

2h 41mnonstop

$330United Airlines

Mon, Sep 28 - Tue, Oct 6

9:55 am - 5:02 pmSNA Santa Ana J. Wayne/Orange Cnty-DEN Denver Intl

6h 07m1 stop Salt Lake City

10:45 am - 4:05 pmDEN Denver Intl-SNA Santa Ana J. Wayne/Orange Cnty

6h 20m1 stop Salt Lake City

$431Delta

Fri, Oct 2 - Mon, Oct 5

4:23 pm - 11:44 pmFAT Fresno Airterminal-DEN Denver Intl

6h 21m1 stop San Diego

6:59 pm - 11:48 pmDEN Denver Intl-FAT Fresno Airterminal

5h 49m1 stop San Diego

$432Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

8:00 am - 11:22 amLAX Los Angeles-DEN Denver Intl

2h 22mnonstop

7:10 pm - 8:40 pmDEN Denver Intl-LAX Los Angeles

2h 30mnonstop

$433Delta

Fri, Oct 2 - Tue, Oct 6

7:09 am - 6:32 pmBUR Burbank Bob Hope-DEN Denver Intl

10h 23m1 stop Portland

7:53 am - 1:14 pmDEN Denver Intl-BUR Burbank Bob Hope

6h 21m1 stop Portland

$459Alaska Airlines

Useful Info

Low season	April
High season	July
Cheapest flight	$33

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly with an average 21% increase in price.

Flight from Ontario to Denver

Verified travelerFlew with Delta-Apr 2025

It’s an easy short flight, so a quick recharge nap is nice. A neck pillow is recommended.

Verified travelerFlew with Lufthansa-Mar 2024

Palm Springs is beautiful airport, check in your tickets before arriving. Busy drop off but still manageable.

Verified travelerFlew with United Airlines-Mar 2024

Get TSA PRE and CLEAR. Life will be easy.

MichaelFlew with United Airlines-Mar 2024

Arrive early if you have carry-on luggage. Eat before you get on the plane.

BrianFlew with United Airlines-Jan 2024

Don’t arrive too early since it’s a small airport.

How does KAYAK find such low prices on flights from California to Denver?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Denver.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Denver?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Denver from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to Denver?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Denver with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Denver?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Denver from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Westminster

Lakewood

Dillon

Broomfield

Englewood

Greenwood Village

Lone Tree

Central City

Limon

Brighton

Wheat Ridge

Fort Morgan

Evergreen

Erie

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DEN

$33 Find Cheap Flights from California to Denver - Compare and Save

Cheap Flights from California to Denver

Recent round-trip flight deals from California to Denver

Recent one-way flight deals from California to Denver

Recent last minute flight deals from California to Denver

Recent direct flight deals from California to Denver

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Flights from California to Denver: the best tips from KAYAK users

FAQs for booking flights from California to Denver

Traveling to a place near Denver?

More options for your flight to Denver

Complete your trip to Denver with a hotel stay or car rental

Information on the airport you'll fly into in Denver

Cabin class types available on flights to California

Find direct flights for Denver

Flights from domestic origins to Denver

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