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Cheap flights from Great Falls to Phoenix from $229

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Great Falls to Phoenix departing on 8/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to Phoenix

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:25 pm - 8:24 pm
GTF
-
PHX
6h 59m
1 stop
United Airlines Logo
1:34 pm - 9:12 pm
PHX
-
GTF
6h 38m
1 stop
$408United Airlines
Wed, Aug 19 - Tue, Sep 1
United Airlines Logo
6:15 am - 10:37 am
GTF
-
PHX
5h 22m
1 stop
United Airlines Logo
1:34 pm - 9:12 pm
PHX
-
GTF
6h 38m
1 stop
$410United Airlines
Wed, Aug 19 - Mon, Aug 31
United Airlines Logo
6:15 am - 12:28 pm
GTF
-
PHX
7h 13m
1 stop
United Airlines Logo
3:19 pm - 9:12 pm
PHX
-
GTF
4h 53m
1 stop
$412United Airlines
Thu, Aug 20 - Mon, Aug 31
Alaska Airlines Logo
5:18 pm - 3:03 pm
GTF
-
PHX
22h 45m
1 stop
Alaska Airlines Logo
6:02 am - 4:39 pm
PHX
-
GTF
9h 37m
1 stop
$422Alaska Airlines
Tue, Sep 1 - Tue, Sep 15
Alaska Airlines Logo
5:18 pm - 10:24 am
GTF
-
PHX
18h 06m
1 stop
Alaska Airlines Logo
8:20 am - 4:39 pm
PHX
-
GTF
7h 19m
1 stop
$432Alaska Airlines
Fri, Sep 4 - Sat, Sep 12
Delta Logo
1:08 pm - 11:33 pm
GTF
-
PHX
11h 25m
2 stops
Delta Logo
6:55 am - 5:41 pm
PHX
-
GTF
9h 46m
2 stops
$433Delta
Tue, Sep 1 - Wed, Sep 16
Alaska Airlines Logo
5:09 pm - 11:49 pm
GTF
-
PHX
7h 40m
1 stop
Alaska Airlines Logo
6:02 am - 4:38 pm
PHX
-
GTF
9h 36m
1 stop
$440Alaska Airlines
Tue, Aug 18 - Wed, Sep 2
Alaska Airlines Logo
5:18 pm - 10:24 am
GTF
-
PHX
18h 06m
1 stop
Alaska Airlines Logo
2:29 pm - 4:39 pm
PHX
-
GTF
25h 10m
1 stop
$442Alaska Airlines
Fri, Sep 4 - Mon, Sep 14
Delta Logo
1:08 pm - 11:33 pm
GTF
-
PHX
11h 25m
2 stops
Delta Logo
5:42 pm - 12:28 pm
PHX
-
GTF
17h 46m
2 stops
$443Delta
Wed, Aug 19 - Mon, Aug 31
Alaska Airlines Logo
5:18 pm - 10:00 pm
GTF
-
PHX
5h 42m
1 stop
Alaska Airlines Logo
7:00 am - 4:38 pm
PHX
-
GTF
8h 38m
2 stops
$448Alaska Airlines
Wed, Aug 19 - Tue, Sep 1

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United Airlines flights from Great Falls to Phoenix

Our best United Airlines deals on Great Falls to Phoenix flight tickets
United Airlines
Oct 31
GTF6:30 amGreat Falls
5h 14m
1 stop
PHX10:44 amPhoenix Sky Harbor Intl
Nov 4
PHX2:46 pmPhoenix Sky Harbor Intl
7h 01m
1 stop
GTF9:47 pmGreat Falls
$408
United Airlines
Aug 18
GTF6:15 amGreat Falls
5h 22m
1 stop
PHX10:37 amPhoenix Sky Harbor Intl
Aug 22
PHX1:34 pmPhoenix Sky Harbor Intl
6h 38m
1 stop
GTF9:12 pmGreat Falls
$473
United Airlines
Jul 21
GTF6:15 amGreat Falls
7h 10m
1 stop
PHX12:25 pmPhoenix Sky Harbor Intl
Jul 24
PHX6:00 amPhoenix Sky Harbor Intl
6h 41m
1 stop
GTF1:41 pmGreat Falls
$745

Alaska Airlines flights from Great Falls to Phoenix

Our best Alaska Airlines deals on Great Falls to Phoenix flight tickets
Alaska Airlines
Aug 18
GTF5:09 pmGreat Falls
7h 40m
1 stop
PHX11:49 pmPhoenix Sky Harbor Intl
Aug 22
PHX9:02 amPhoenix Sky Harbor Intl
6h 36m
1 stop
GTF4:38 pmGreat Falls
$440
Alaska Airlines
Aug 12
GTF5:09 pmGreat Falls
6h 44m
1 stop
PHX10:53 pmPhoenix Sky Harbor Intl
Aug 16
PHX6:53 pmPhoenix Sky Harbor Intl
20h 36m
1 stop
GTF4:29 pmGreat Falls
$458
Alaska Airlines
Oct 31
GTF5:15 pmGreat Falls
22h 59m
2 stops
PHX3:14 pmPhoenix Sky Harbor Intl
Nov 4
PHX9:02 amPhoenix Sky Harbor Intl
7h 15m
1 stop
GTF4:17 pmGreat Falls
$466

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Phoenix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 7, 2026.
Use the filters below to find and compare flights from Great Falls to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 8/19

2:25 pm-8:24 pm

1 stop6h 59m

Phoenix Sky Harbor Intl

Tue 9/1

1:34 pm-9:12 pm

1 stop6h 38m

$408
Quickest round-trip

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 8/19

6:15 am-10:37 am

1 stop5h 22m

Phoenix Sky Harbor Intl

Mon 8/31

1:34 pm-9:12 pm

1 stop6h 38m

$410

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 8/20

6:15 am-12:28 pm

1 stop7h 13m

Phoenix Sky Harbor Intl

Mon 8/31

3:19 pm-9:12 pm

1 stop4h 53m

$412

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 9/1

5:18 pm-3:03 pm

1 stop22h 45m

Phoenix Sky Harbor Intl

Tue 9/15

6:02 am-4:39 pm

1 stop9h 37m

$422

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Fri 9/4

5:18 pm-10:24 am

1 stop18h 06m

Phoenix Sky Harbor Intl

Sat 9/12

8:20 am-4:39 pm

1 stop7h 19m

$432

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 9/1

1:08 pm-11:33 pm

2 stops11h 25m

Phoenix Sky Harbor Intl

Wed 9/16

6:55 am-5:41 pm

2 stops9h 46m

$433

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 8/18

5:09 pm-11:49 pm

1 stop7h 40m

Phoenix Sky Harbor Intl

Wed 9/2

6:02 am-4:38 pm

1 stop9h 36m

$440

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Fri 9/4

5:18 pm-10:24 am

1 stop18h 06m

Phoenix Sky Harbor Intl

Mon 9/14

2:29 pm-4:39 pm

1 stop25h 10m

$442

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 8/19

1:08 pm-11:33 pm

2 stops11h 25m

Phoenix Sky Harbor Intl

Mon 8/31

5:42 pm-12:28 pm

2 stops17h 46m

$443

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 8/19

5:18 pm-10:00 pm

1 stop5h 42m

Phoenix Sky Harbor Intl

Tue 9/1

7:00 am-4:38 pm

2 stops8h 38m

$448

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

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

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 typical price of a round-trip flight between Great Falls and Phoenix?

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of July, then departing from Great Falls during the month August is also very affordable. Most momondo users find prices during this month for around $88.

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

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $125. At noon is when there is more demand to fly to Phoenix, so prices are often more expensive at around $227 per ticket.

What is the cheapest Great Falls to Phoenix flight route?

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

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

There is only 1 cabin class available to choose from on Great Falls to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Great Falls to Phoenix flight deals and tips

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

Fastest flight time

5h 14m

Direct flights

None
The fastest flight from Great Falls to Phoenix takes 5h 14m
There are no direct flights from Great Falls to Phoenix. There are no popular flight routes from Great Falls to Phoenix.
Search flight deals

Frequently asked questions about flying from Great Falls to Phoenix

  • How far is Great Falls to Phoenix by plane?

    A flight from Great Falls to Phoenix will travel around 971.0 mi. Flights usually cover this in 5h 14m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    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 Phoenix.

  • What documentation or ID do you need to fly to Phoenix?

    The travel and health documents you'll need for your trip to Phoenix may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phoenix. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Great Falls to Phoenix

Compare and see reviews for airlines that fly from Great Falls to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $88Free CancellationRating
7.3
686 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $310Free CancellationRating
7.4
9,945 reviews
Search United Airlines flights
DeltaPriceFrom $310Free CancellationRating
7.8
8,450 reviews
Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Great Falls to Phoenix for you.

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

Yes. All flights to Phoenix 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 Phoenix?

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 Great Falls to Phoenix.

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

Price alerts on flights to Phoenix 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.

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Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix
Phoenix-Mesa Gateway Airport