What airlines fly to Arizona?

United Airlines, Delta and Allegiant Air are the top three most popular airlines that fly to Arizona from Great Falls according to our data. United Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Arizona. Keep in mind that there are 3 different airlines that fly to Arizona on a routine basis, so you have a few additional options to choose from.

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

Allegiant Air, Alaska Airlines, and United Airlines are the most popular carriers operating from Great Falls to Arizona

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

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

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

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

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

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 Arizona.

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

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

$86 Cheap Flights from Great Falls to Arizona in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to Arizona

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:22 am - 11:56 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 34mnonstop

6:00 am - 8:32 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 32mnonstop

$86Allegiant Air

Sun, Nov 1 - Thu, Nov 5

11:32 am - 2:13 pmGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 41mnonstop

6:10 am - 8:57 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 47mnonstop

$92Allegiant Air

Thu, Dec 10 - Thu, Jan 7

9:22 am - 11:56 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 34mnonstop

6:00 am - 8:32 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 32mnonstop

$96Allegiant Air

Sun, Nov 1 - Thu, Nov 5

5:40 am - 10:24 amGTF Great Falls-TUS Tucson

5h 44m1 stop Salt Lake City

8:05 am - 12:38 pmTUS Tucson-GTF Great Falls

4h 33m1 stop Salt Lake City

$338Delta

Sat, Oct 31 - Sun, Nov 1

2:45 pm - 8:34 pmGTF Great Falls-TUS Tucson

6h 49m1 stop Denver Intl

6:30 am - 1:49 pmTUS Tucson-GTF Great Falls

7h 19m1 stop Denver Intl

$338United Airlines

Thu, Oct 29 - Sun, Nov 1

6:30 am - 12:24 pmGTF Great Falls-TUS Tucson

6h 54m1 stop Denver Intl

6:30 am - 1:49 pmTUS Tucson-GTF Great Falls

7h 19m1 stop Denver Intl

$338United Airlines

Sat, Oct 31 - Sun, Nov 1

1:18 pm - 8:53 pmGTF Great Falls-TUS Tucson

8h 35m2 stops Salt Lake City Los Angeles

8:05 am - 12:38 pmTUS Tucson-GTF Great Falls

4h 33m1 stop Salt Lake City

$344Delta

Sat, Oct 31 - Sun, Nov 1

6:27 pm - 10:37 pmGTF Great Falls-TUS Tucson

4h 10m1 stop Salt Lake City

1:30 pm - 10:30 pmTUS Tucson-GTF Great Falls

9h 00m2 stops Los Angeles Salt Lake City

$399Delta

Fri, Nov 6 - Mon, Nov 9

4:08 pm - 4:24 pmGTF Great Falls-PHX Phoenix Sky Harbor Intl

24h 16m2 stops Seattle/Tacoma Intl San Diego

9:22 am - 3:28 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

6h 06m1 stop Seattle/Tacoma Intl

$451Alaska Airlines

Tue, Feb 2 - Sat, Feb 6

4:08 pm - 10:58 pmGTF Great Falls-PHX Phoenix Sky Harbor Intl

6h 50m1 stop Seattle/Tacoma Intl

5:06 pm - 3:28 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

22h 22m2 stops San Diego Seattle/Tacoma Intl

$451Alaska Airlines

Sat, Jan 9 - Tue, Jan 12

Cheap last minute flights

Enter your travel dates to find the best prices.

9:51 am - 11:24 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 33mnonstop

5:30 am - 9:01 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 31mnonstop

$381Allegiant Air

Thu, Oct 8 - Sun, Oct 11

6:15 am - 12:27 pmGTF Great Falls-PHX Phoenix Sky Harbor Intl

7h 12m1 stop Denver Intl

1:33 pm - 9:22 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

6h 49m1 stop Denver Intl

$924United Airlines

Tue, Oct 6 - Sat, Oct 10

2:37 pm - 11:15 pmGTF Great Falls-PHX Phoenix Sky Harbor Intl

9h 38m2 stops Denver Intl San Francisco

7:30 am - 1:41 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

5h 11m1 stop Denver Intl

$930United Airlines

Tue, Oct 6 - Sat, Oct 10

2:37 pm - 11:15 pmGTF Great Falls-PHX Phoenix Sky Harbor Intl

9h 38m2 stops Denver Intl San Francisco

10:26 am - 9:22 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

9h 56m2 stops Los Angeles Denver Intl

$935United Airlines

Tue, Oct 6 - Sat, Oct 10

6:15 am - 10:48 amGTF Great Falls-PHX Phoenix Sky Harbor Intl

5h 33m1 stop Denver Intl

6:00 am - 1:41 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

6h 41m1 stop Denver Intl

$974United Airlines

Wed, Oct 7 - Sun, Oct 11

1:18 pm - 4:24 pmGTF Great Falls-PHX Phoenix Sky Harbor Intl

4h 06m1 stop Salt Lake City

5:27 pm - 10:29 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

4h 02m1 stop Salt Lake City

$1,059Delta

Wed, Oct 7 - Fri, Oct 9

5:40 am - 11:36 amGTF Great Falls-PHX Phoenix Sky Harbor Intl

6h 56m2 stops Salt Lake City Los Angeles

5:27 pm - 10:29 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

4h 02m1 stop Salt Lake City

$1,065Delta

Wed, Oct 7 - Fri, Oct 9

5:15 pm - 9:48 pmGTF Great Falls-PHX Phoenix Sky Harbor Intl

5h 33m1 stop Seattle/Tacoma Intl

9:02 am - 4:35 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

6h 33m1 stop Seattle/Tacoma Intl

$1,144Alaska Airlines

Tue, Oct 6 - Thu, Oct 8

5:15 pm - 10:28 pmGTF Great Falls-AZA Phoenix-Mesa Gateway

30h 13m3 stops Seattle/Tacoma Intl Calgary Santa Ana J. Wayne/Orange Cnty

5:30 am - 9:01 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 31mnonstop

$1,262Multiple Airlines

Wed, Oct 7 - Sun, Oct 11

5:15 pm - 11:42 amGTF Great Falls-PHX Phoenix Sky Harbor Intl

19h 27m2 stops Seattle/Tacoma Intl Portland

9:05 am - 4:35 pmPHX Phoenix Sky Harbor Intl-GTF Great Falls

30h 30m2 stops Boise Air Term. Gowen Fld Seattle/Tacoma Intl

$1,423Alaska Airlines

Fri, Oct 9 - Mon, Oct 12

Cheap direct flights

Enter your travel dates to find the best prices.

9:22 am - 11:56 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 34mnonstop

6:00 am - 8:32 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 32mnonstop

$86Allegiant Air

Sun, Nov 1 - Thu, Nov 5

11:32 am - 2:13 pmGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 41mnonstop

6:10 am - 8:57 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 47mnonstop

$92Allegiant Air

Thu, Dec 10 - Thu, Jan 7

9:22 am - 11:56 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 34mnonstop

6:00 am - 8:32 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 32mnonstop

$96Allegiant Air

Sun, Nov 1 - Thu, Nov 5

9:47 am - 12:23 pmGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 36mnonstop

2:50 pm - 5:37 pmAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 47mnonstop

$114Allegiant Air

Sun, Jan 10 - Thu, Jan 14

9:22 am - 11:56 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 34mnonstop

6:00 am - 8:32 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 32mnonstop

$117Allegiant Air

Sun, Nov 1 - Thu, Nov 5

9:22 am - 11:56 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 34mnonstop

8:00 am - 10:36 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 36mnonstop

$122Allegiant Air

Sun, Nov 15 - Sun, Nov 22

9:51 am - 11:24 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 33mnonstop

5:30 am - 9:01 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 31mnonstop

$133Allegiant Air

Sun, Oct 18 - Sun, Oct 25

9:51 am - 11:24 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 33mnonstop

5:30 am - 9:01 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 31mnonstop

$133Allegiant Air

Sun, Oct 18 - Thu, Oct 22

6:27 pm - 9:03 pmGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 36mnonstop

2:50 pm - 5:37 pmAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 47mnonstop

$138Allegiant Air

Sun, Jan 17 - Thu, Jan 21

9:51 am - 11:24 amGTF Great Falls-AZA Phoenix-Mesa Gateway

2h 33mnonstop

5:30 am - 9:01 amAZA Phoenix-Mesa Gateway-GTF Great Falls

2h 31mnonstop

$144Allegiant Air

Sun, Oct 18 - Thu, Oct 22

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Alaska Airlines flights from Great Falls to Arizona

Our best Alaska Airlines deals on Great Falls to Arizona flight tickets

Alaska Airlines

Jan 9

GTF4:08 pmGreat Falls

6h 50m

1 stop

PHX10:58 pmPhoenix Sky Harbor Intl

Jan 12

PHX5:06 pmPhoenix Sky Harbor Intl

22h 22m

2 stops

GTF3:28 pmGreat Falls

$451

Alaska Airlines

Jan 9

GTF4:08 pmGreat Falls

6h 50m

1 stop

PHX10:58 pmPhoenix Sky Harbor Intl

Jan 12

PHX8:20 amPhoenix Sky Harbor Intl

7h 08m

1 stop

GTF3:28 pmGreat Falls

$452

Alaska Airlines

Feb 2

GTF4:08 pmGreat Falls

24h 16m

2 stops

PHX4:24 pmPhoenix Sky Harbor Intl

Feb 6

PHX12:05 pmPhoenix Sky Harbor Intl

27h 23m

2 stops

GTF3:28 pmGreat Falls

$459

United Airlines flights from Great Falls to Arizona

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

United Airlines

Oct 31

GTF6:30 amGreat Falls

6h 54m

1 stop

TUS12:24 pmTucson

Nov 1

TUS6:30 amTucson

7h 19m

1 stop

GTF1:49 pmGreat Falls

$338

United Airlines

Jan 13

GTF2:25 pmGreat Falls

6h 49m

1 stop

PHX9:14 pmPhoenix Sky Harbor Intl

Jan 19

PHX7:00 amPhoenix Sky Harbor Intl

6h 29m

1 stop

GTF1:29 pmGreat Falls

$408

United Airlines

Jan 17

GTF6:15 amGreat Falls

7h 05m

1 stop

PHX1:20 pmPhoenix Sky Harbor Intl

Jan 23

PHX2:40 pmPhoenix Sky Harbor Intl

6h 40m

1 stop

GTF9:20 pmGreat Falls

$410

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Great FallsPhoenix

GTF Great Falls - AZA Phoenix-Mesa Gateway

GTFAZA

Great Falls

Sun 11/1

9:22 am-11:56 am

Nonstop2h 34m

Phoenix-Mesa Gateway

Thu 11/5

6:00 am-8:32 am

Nonstop2h 32m

$86

Great FallsPhoenix

GTF Great Falls - AZA Phoenix-Mesa Gateway

GTFAZA

Great Falls

Thu 12/10

11:32 am-2:13 pm

Nonstop2h 41m

Phoenix-Mesa Gateway

Thu 1/7

6:10 am-8:57 am

Nonstop2h 47m

$92

Great FallsPhoenix

GTF Great Falls - AZA Phoenix-Mesa Gateway

GTFAZA

Great Falls

Sun 11/1

9:22 am-11:56 am

Nonstop2h 34m

Phoenix-Mesa Gateway

Thu 11/5

6:00 am-8:32 am

Nonstop2h 32m

$96

Great FallsTucson

GTF Great Falls - TUS Tucson

GTFTUS

Great Falls

Sat 10/31

5:40 am-10:24 am

1 stop5h 44m

Tucson

Sun 11/1

8:05 am-12:38 pm

1 stop4h 33m

$338

Great FallsTucson

GTF Great Falls - TUS Tucson

GTFTUS

Great Falls

Thu 10/29

2:45 pm-8:34 pm

1 stop6h 49m

Tucson

Sun 11/1

6:30 am-1:49 pm

1 stop7h 19m

$338

Great FallsTucson

GTF Great Falls - TUS Tucson

GTFTUS

Great Falls

Sat 10/31

6:30 am-12:24 pm

1 stop6h 54m

Tucson

Sun 11/1

6:30 am-1:49 pm

1 stop7h 19m

$338

Great FallsTucson

GTF Great Falls - TUS Tucson

GTFTUS

Great Falls

Sat 10/31

1:18 pm-8:53 pm

2 stops8h 35m

Tucson

Sun 11/1

8:05 am-12:38 pm

1 stop4h 33m

$344

Great FallsTucson

GTF Great Falls - TUS Tucson

GTFTUS

Great Falls

Fri 11/6

6:27 pm-10:37 pm

1 stop4h 10m

Tucson

Mon 11/9

1:30 pm-10:30 pm

2 stops9h 00m

$399

Great FallsPhoenix

GTF Great Falls - PHX Phoenix Sky Harbor Intl

GTFPHX

Great Falls

Tue 2/2

4:08 pm-4:24 pm

2 stops24h 16m

Phoenix Sky Harbor Intl

Sat 2/6

9:22 am-3:28 pm

1 stop6h 06m

$451

Great FallsPhoenix

GTF Great Falls - PHX Phoenix Sky Harbor Intl

GTFPHX

Great Falls

Sat 1/9

4:08 pm-10:58 pm

1 stop6h 50m

Phoenix Sky Harbor Intl

Tue 1/12

5:06 pm-3:28 pm

2 stops22h 22m

$451

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 Arizona

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 Arizona?

The month of July is, on average, the cheapest month to fly to Arizona from Great Falls, with most prices found around $125. If you aren’t able to travel to Arizona during the month of July, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $151.

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

Our most recent data shows that the best time of day to fly to Arizona is in the evening. Flights from Great Falls to Arizona during this time can be as low as $119. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $148 on average. Flights to Arizona from Great Falls in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Great Falls to Arizona flight route?

Fly from Great Falls to Phoenix-Mesa Gateway for the best Great Falls - Arizona flight prices

What cabin class options are available on Great Falls to Arizona flights?

There is only 1 cabin class available to choose from on Great Falls to Arizona 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 Great Falls to Arizona flights?

No. A direct flight is the cheapest option for a flight between Great Falls to Arizona.

Cheap Great Falls to Arizona flight deals and tips

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

Best Price Found	$114
Fastest flight time	2h 14m
Direct flights	Mon, Wed and Fri
Airports in Arizona	66 airports

The best one-way flight to Arizona from Great Falls in the past 72 hours is $114. The best round-trip flight deal from Great Falls to Arizona found on momondo in the last 72 hours is $86.

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

Direct flights go from Great Falls to Arizona on Monday, Wednesday and Friday. The only airline offering direct flights is Allegiant Air.

There are 66 airports in Arizona. From Great Falls there are direct flights to Phoenix-Mesa Gateway (AZA).

Search flight deals

Frequently asked questions about flying from Great Falls to Arizona

When did momondo last update prices for flights from Great Falls Airport to Arizona?
Prices for flights from Great Falls Airport to Arizona refresh daily.
How many operators does momondo search for flights from Great Falls Airport to Arizona?
As of October 2026, there are 3 operators available to choose from for flights from Great Falls Airport to Arizona.
How old do you have to be to fly from Great Falls Airport to Arizona?
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 Arizona.
What documentation or ID do you need to fly to Arizona?
The required travel and health documents for your Arizona 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 Arizona. 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 Great Falls to Arizona?
momondo data reveals that the most frequently booked plane model on the route from Great Falls to Arizona is Airbus A320-100/200, representing 100.00% of all bookings.

Best airlines flying from Great Falls to Arizona

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $88	Free Cancellation	Rating 7.3 679 reviews	Search Allegiant Air flights
United Airlines	PriceFrom $204	Free Cancellation	Rating 7.4 10,285 reviews	Search United Airlines flights
Delta	PriceFrom $310	Free Cancellation	Rating 7.8 8,626 reviews	Search Delta flights

Why use momondo?

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

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 Arizona from Great Falls.

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

Yes. All flights to Arizona from Great Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Arizona from Great Falls.

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

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