What is the cheapest airline that flies from Great Falls to California?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Great Falls to California

What airlines fly to California?

Delta, Alaska Airlines and United Airlines are the top three most popular airlines that fly to California from Great Falls according to our data. Delta is the first choice among our users, with 90% of people opting to fly with this airline when traveling to California. Keep in mind that there are 3 different airlines that fly to California on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Great Falls Airport to California?

Prices for flights from Great Falls Airport to California refresh daily.

How many operators does momondo search for flights from Great Falls Airport to California?

As of October 2026, there are 3 operators available to choose from for flights from Great Falls Airport to California.

How old do you have to be to fly from Great Falls Airport to California?

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 Great Falls Airport to California.

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

The required travel and health documents for your California 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 California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$169 Cheap Flights from Great Falls to California in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to California

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:55 pm - 9:42 pmGTF Great Falls-PSP Palm Springs

5h 47m1 stop Seattle/Tacoma Intl

7:44 am - 4:13 pmPSP Palm Springs-GTF Great Falls

7h 29m1 stop Seattle/Tacoma Intl

$338Alaska Airlines

Tue, Mar 30 - Sat, Apr 3

6:19 pm - 9:31 pmGTF Great Falls-PSP Palm Springs

4h 12m1 stop Salt Lake City

5:16 pm - 10:30 pmPSP Palm Springs-GTF Great Falls

4h 14m1 stop Salt Lake City

$338Delta

Sat, Nov 14 - Tue, Nov 17

2:45 pm - 8:58 pmGTF Great Falls-PSP Palm Springs

7h 13m1 stop Denver Intl

5:15 am - 1:49 pmPSP Palm Springs-GTF Great Falls

7h 34m1 stop Denver Intl

$338United Airlines

Sat, Nov 7 - Tue, Nov 10

6:27 pm - 9:29 pmGTF Great Falls-PSP Palm Springs

4h 02m1 stop Salt Lake City

5:12 pm - 10:29 pmPSP Palm Springs-GTF Great Falls

4h 17m1 stop Salt Lake City

$338Delta

Tue, Oct 20 - Sat, Oct 24

4:55 pm - 9:53 pmGTF Great Falls-SMF Sacramento Intl

5h 58m1 stop Seattle/Tacoma Intl

6:15 am - 4:13 pmSMF Sacramento Intl-GTF Great Falls

8h 58m1 stop Seattle/Tacoma Intl

$342Alaska Airlines

Sat, Feb 27 - Wed, Mar 3

2:45 pm - 8:58 pmGTF Great Falls-PSP Palm Springs

7h 13m1 stop Denver Intl

11:05 am - 9:38 pmPSP Palm Springs-GTF Great Falls

9h 33m2 stops San Francisco Denver Intl

$344United Airlines

Sat, Oct 31 - Tue, Nov 3

4:08 pm - 9:40 pmGTF Great Falls-SFO San Francisco

6h 32m1 stop Seattle/Tacoma Intl

9:25 am - 3:28 pmSFO San Francisco-GTF Great Falls

5h 03m1 stop Seattle/Tacoma Intl

$352Alaska Airlines

Sat, Jan 23 - Tue, Jan 26

1:18 pm - 4:23 pmGTF Great Falls-ONT Ontario

4h 05m1 stop Salt Lake City

6:00 am - 12:38 pmONT Ontario-GTF Great Falls

5h 38m1 stop Salt Lake City

$362Delta

Tue, Oct 27 - Sat, Oct 31

11:39 am - 7:19 amGTF Great Falls-LAX Los Angeles

20h 40m1 stop Las Vegas Harry Reid Intl

7:31 am - 10:49 amLAX Los Angeles-GTF Great Falls

26h 18m1 stop Las Vegas Harry Reid Intl

$412Multiple Airlines

Mon, Dec 7 - Thu, Dec 10

2:45 pm - 8:51 pmGTF Great Falls-ONT Ontario

7h 06m1 stop Denver Intl

1:29 pm - 9:38 pmONT Ontario-GTF Great Falls

7h 09m1 stop Denver Intl

$438United Airlines

Sat, Nov 14 - Tue, Nov 17

Cheap last minute flights

Enter your travel dates to find the best prices.

5:15 pm - 11:42 pmGTF Great Falls-ONT Ontario

7h 27m1 stop Seattle/Tacoma Intl

6:56 pm - 4:35 pmONT Ontario-GTF Great Falls

20h 39m1 stop Seattle/Tacoma Intl

$595Alaska Airlines

Mon, Oct 5 - Fri, Oct 9

6:15 am - 12:31 pmGTF Great Falls-PSP Palm Springs

7h 16m1 stop Denver Intl

1:33 pm - 9:22 pmPSP Palm Springs-GTF Great Falls

6h 49m1 stop Denver Intl

$598United Airlines

Tue, Oct 6 - Thu, Oct 8

2:37 pm - 8:47 pmGTF Great Falls-PSP Palm Springs

7h 10m1 stop Denver Intl

1:33 pm - 9:22 pmPSP Palm Springs-GTF Great Falls

6h 49m1 stop Denver Intl

$598United Airlines

Mon, Oct 5 - Wed, Oct 7

6:15 am - 12:31 pmGTF Great Falls-PSP Palm Springs

7h 16m1 stop Denver Intl

1:33 pm - 9:22 pmPSP Palm Springs-GTF Great Falls

6h 49m1 stop Denver Intl

$598United Airlines

Tue, Oct 6 - Wed, Oct 7

1:18 pm - 7:14 pmGTF Great Falls-SAN San Diego

6h 56m2 stops Salt Lake City Los Angeles

5:01 pm - 10:29 pmSAN San Diego-GTF Great Falls

4h 28m1 stop Salt Lake City

$860Delta

Thu, Oct 8 - Thu, Oct 15

1:18 pm - 7:14 pmGTF Great Falls-SAN San Diego

6h 56m2 stops Salt Lake City Los Angeles

3:00 pm - 10:29 pmSAN San Diego-GTF Great Falls

6h 29m2 stops Los Angeles Salt Lake City

$865Delta

Thu, Oct 8 - Thu, Oct 15

5:15 pm - 2:56 pmGTF Great Falls-LAX Los Angeles

22h 41m2 stops Seattle/Tacoma Intl San Francisco

8:04 am - 4:35 pmLAX Los Angeles-GTF Great Falls

7h 31m1 stop Seattle/Tacoma Intl

$885Alaska Airlines

Mon, Oct 5 - Fri, Oct 9

5:15 pm - 8:58 amGTF Great Falls-LAX Los Angeles

16h 43m2 stops Seattle/Tacoma Intl San Francisco

7:50 pm - 4:35 pmLAX Los Angeles-GTF Great Falls

19h 45m2 stops San Francisco Seattle/Tacoma Intl

$895Alaska Airlines

Mon, Oct 5 - Fri, Oct 9

5:15 pm - 11:42 pmGTF Great Falls-ONT Ontario

7h 27m1 stop Seattle/Tacoma Intl

6:45 pm - 4:35 pmONT Ontario-GTF Great Falls

20h 50m2 stops Boise Air Term. Gowen Fld Seattle/Tacoma Intl

$912Alaska Airlines

Mon, Oct 5 - Fri, Oct 9

6:21 pm - 11:55 pmGTF Great Falls-LAX Los Angeles

6h 34m1 stop Salt Lake City

5:05 pm - 10:29 pmLAX Los Angeles-GTF Great Falls

4h 24m1 stop Salt Lake City

$1,059Delta

Mon, Oct 5 - Fri, Oct 9

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United Airlines flights from Great Falls to California

Our best United Airlines deals on Great Falls to California flight tickets

United Airlines

Oct 31

GTF2:45 pmGreat Falls

7h 13m

1 stop

PSP8:58 pmPalm Springs

Nov 3

PSP11:05 amPalm Springs

9h 33m

2 stops

GTF9:38 pmGreat Falls

$344

United Airlines

Nov 14

GTF2:45 pmGreat Falls

7h 06m

1 stop

ONT8:51 pmOntario

Nov 17

ONT1:29 pmOntario

7h 09m

1 stop

GTF9:38 pmGreat Falls

$438

United Airlines

Nov 14

GTF2:45 pmGreat Falls

7h 06m

1 stop

ONT8:51 pmOntario

Nov 17

ONT9:25 amOntario

11h 13m

2 stops

GTF9:38 pmGreat Falls

$444

Delta flights from Great Falls to California

Our best Delta deals on Great Falls to California flight tickets

Delta

Oct 20

GTF6:27 pmGreat Falls

4h 02m

1 stop

PSP9:29 pmPalm Springs

Oct 24

PSP5:12 pmPalm Springs

4h 17m

1 stop

GTF10:29 pmGreat Falls

$338

Delta

Oct 26

GTF6:27 pmGreat Falls

6h 28m

1 stop

ONT11:55 pmOntario

Nov 4

ONT6:00 amOntario

5h 38m

1 stop

GTF12:38 pmGreat Falls

$362

Delta

Oct 17

GTF1:18 pmGreat Falls

4h 14m

1 stop

PSP4:32 pmPalm Springs

Oct 21

PSP5:12 pmPalm Springs

4h 17m

1 stop

GTF10:29 pmGreat Falls

$363

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsPalm Springs

GTF Great Falls - PSP Palm Springs

GTFPSP

Great Falls

Tue 3/30

4:55 pm-9:42 pm

1 stop5h 47m

Palm Springs

Sat 4/3

7:44 am-4:13 pm

1 stop7h 29m

$338

Great FallsPalm Springs

GTF Great Falls - PSP Palm Springs

GTFPSP

Great Falls

Sat 11/14

6:19 pm-9:31 pm

1 stop4h 12m

Palm Springs

Tue 11/17

5:16 pm-10:30 pm

1 stop4h 14m

$338

Great FallsPalm Springs

GTF Great Falls - PSP Palm Springs

GTFPSP

Great Falls

Sat 11/7

2:45 pm-8:58 pm

1 stop7h 13m

Palm Springs

Tue 11/10

5:15 am-1:49 pm

1 stop7h 34m

$338

Quickest round-trip

Great FallsPalm Springs

GTF Great Falls - PSP Palm Springs

GTFPSP

Great Falls

Tue 10/20

6:27 pm-9:29 pm

1 stop4h 02m

Palm Springs

Sat 10/24

5:12 pm-10:29 pm

1 stop4h 17m

$338

Great FallsSacramento

GTF Great Falls - SMF Sacramento Intl

GTFSMF

Great Falls

Sat 2/27

4:55 pm-9:53 pm

1 stop5h 58m

Sacramento Intl

Wed 3/3

6:15 am-4:13 pm

1 stop8h 58m

$342

Great FallsPalm Springs

GTF Great Falls - PSP Palm Springs

GTFPSP

Great Falls

Sat 10/31

2:45 pm-8:58 pm

1 stop7h 13m

Palm Springs

Tue 11/3

11:05 am-9:38 pm

2 stops9h 33m

$344

Great FallsSan Francisco

GTF Great Falls - SFO San Francisco

GTFSFO

Great Falls

Sat 1/23

4:08 pm-9:40 pm

1 stop6h 32m

San Francisco

Tue 1/26

9:25 am-3:28 pm

1 stop5h 03m

$352

Great FallsOntario

GTF Great Falls - ONT Ontario

GTFONT

Great Falls

Tue 10/27

1:18 pm-4:23 pm

1 stop4h 05m

Ontario

Sat 10/31

6:00 am-12:38 pm

1 stop5h 38m

$362

Great FallsLos Angeles

GTF Great Falls - LAX Los Angeles

GTFLAX

Great Falls

Mon 12/7

11:39 am-7:19 am

1 stop20h 40m

Los Angeles

Thu 12/10

7:31 am-10:49 am

1 stop26h 18m

$412

Great FallsOntario

GTF Great Falls - ONT Ontario

GTFONT

Great Falls

Sat 11/14

2:45 pm-8:51 pm

1 stop7h 06m

Ontario

Tue 11/17

1:29 pm-9:38 pm

1 stop7h 09m

$438

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Great Falls to California

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

What is the cheapest month to fly to California?

The month of February is another great option to travel to California, with average flight prices from Great Falls averaging around $331.

Can stopping save me money on Great Falls to California flights?

You could potentially save up to 46% on your flight if you consider stops on a Great Falls to California flight.

Cheap Great Falls to California flight deals and tips

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

Best Price Found	$169
Fastest flight time	2h 14m
Direct flights	None

The best one-way flight to California from Great Falls in the past 72 hours is $169. The best round-trip flight deal from Great Falls to California found on momondo in the last 72 hours is $338.

The fastest flight from Great Falls to California takes 2h 14m

There are no direct flights from Great Falls to California. There are no popular flight routes from Great Falls to California.

Search flight deals

Frequently asked questions about flying from Great Falls to California

When did momondo last update prices for flights from Great Falls Airport to California?
Prices for flights from Great Falls Airport to California refresh daily.
How many operators does momondo search for flights from Great Falls Airport to California?
As of October 2026, there are 3 operators available to choose from for flights from Great Falls Airport to California.
How old do you have to be to fly from Great Falls Airport to California?
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 Great Falls Airport to California.
What documentation or ID do you need to fly to California?
The required travel and health documents for your California 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 California. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Great Falls to California

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $184	Free Cancellation	Rating 7.8 8,626 reviews	Search Delta flights
Alaska Airlines	PriceFrom $268	Free Cancellation	Rating 7.9 13,012 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 10,283 reviews	Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Great Falls to California flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to California that suits you.

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

All flight searches from Great Falls to California on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Great Falls to California?

Once you have performed a search for Great Falls to California flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to California from Great Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.