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Cheap flights from Great Falls to Phoenix from $94

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 4/20. 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
0 bags

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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
2:30 pm - 6:39 pm
GTF
-
PHX
5h 09m
1 stop
United Airlines Logo
7:00 am - 1:31 pm
PHX
-
GTF
5h 31m
1 stop
$266United Airlines
Wed, Mar 25 - Tue, Mar 31
Delta Logo
6:22 pm - 11:39 pm
GTF
-
PHX
6h 17m
1 stop
Delta Logo
7:05 am - 5:42 pm
PHX
-
GTF
9h 37m
2 stops
$272Delta
Wed, Mar 25 - Tue, Mar 31
Delta Logo
1:09 pm - 11:14 pm
GTF
-
PHX
11h 05m
2 stops
Delta Logo
6:40 am - 5:40 pm
PHX
-
GTF
10h 00m
2 stops
$277Delta
Wed, Apr 15 - Sat, Apr 18
Delta Logo
6:22 pm - 11:39 pm
GTF
-
PHX
6h 17m
1 stop
Delta Logo
6:00 am - 12:24 pm
PHX
-
GTF
5h 24m
1 stop
$298Delta
Fri, Mar 27 - Wed, Apr 1
Delta Logo
6:22 pm - 11:39 pm
GTF
-
PHX
6h 17m
1 stop
Delta Logo
7:05 am - 5:42 pm
PHX
-
GTF
9h 37m
2 stops
$304Delta
Fri, Mar 27 - Tue, Mar 31
Alaska Airlines Logo
6:15 pm - 11:59 pm
GTF
-
PHX
6h 44m
1 stop
Alaska Airlines Logo
6:37 am - 5:35 pm
PHX
-
GTF
9h 58m
2 stops
$306Alaska Airlines
Thu, Apr 23 - Tue, Apr 28
Delta Logo
1:05 pm - 11:58 pm
GTF
-
PHX
11h 53m
2 stops
Delta Logo
5:18 pm - 10:30 pm
PHX
-
GTF
4h 12m
1 stop
$320Delta
Wed, Mar 25 - Sat, Mar 28
Alaska Airlines Logo
6:15 pm - 11:59 pm
GTF
-
PHX
6h 44m
1 stop
Alaska Airlines Logo
6:00 am - 5:35 pm
PHX
-
GTF
10h 35m
1 stop
$321Alaska Airlines
Thu, Apr 23 - Tue, Apr 28
Delta Logo
1:09 pm - 11:18 pm
GTF
-
PHX
11h 09m
2 stops
Delta Logo
11:45 am - 10:29 pm
PHX
-
GTF
9h 44m
2 stops
$323Delta
Thu, Apr 23 - Tue, Apr 28
Delta Logo
1:05 pm - 9:31 pm
GTF
-
PHX
9h 26m
2 stops
Delta Logo
7:05 am - 5:42 pm
PHX
-
GTF
9h 37m
2 stops
$325Delta
Wed, Mar 25 - Tue, Mar 31

United Airlines flights from Great Falls to Phoenix

Our best United Airlines deals on Great Falls to Phoenix flight tickets
United Airlines
Mar 31
GTF2:30 pmGreat Falls
6h 49m
1 stop
PHX8:19 pmPhoenix Sky Harbor Intl
Apr 2
PHX7:00 amPhoenix Sky Harbor Intl
5h 31m
1 stop
GTF1:31 pmGreat Falls
$438
United Airlines
Mar 4
GTF2:25 pmGreat Falls
6h 56m
1 stop
PHX9:21 pmPhoenix Sky Harbor Intl
Mar 8
PHX7:23 amPhoenix Sky Harbor Intl
5h 10m
1 stop
GTF1:33 pmGreat Falls
$768
United Airlines
Feb 28
GTF2:25 pmGreat Falls
8h 25m
2 stops
PHX10:50 pmPhoenix Sky Harbor Intl
Mar 1
PHX7:00 amPhoenix Sky Harbor Intl
6h 43m
1 stop
GTF1:43 pmGreat Falls
$919

Alaska Airlines flights from Great Falls to Phoenix

Our best Alaska Airlines deals on Great Falls to Phoenix flight tickets
Alaska Airlines
Apr 23
GTF6:15 pmGreat Falls
6h 44m
1 stop
PHX11:59 pmPhoenix Sky Harbor Intl
Apr 28
PHX6:37 amPhoenix Sky Harbor Intl
9h 58m
2 stops
GTF5:35 pmGreat Falls
$306
Alaska Airlines
Apr 23
GTF6:15 pmGreat Falls
6h 44m
1 stop
PHX11:59 pmPhoenix Sky Harbor Intl
Apr 28
PHX6:00 amPhoenix Sky Harbor Intl
10h 35m
1 stop
GTF5:35 pmGreat Falls
$321
Alaska Airlines
Mar 27
GTF5:06 pmGreat Falls
7h 46m
1 stop
PHX11:52 pmPhoenix Sky Harbor Intl
Apr 3
PHX9:20 amPhoenix Sky Harbor Intl
6h 06m
1 stop
GTF4:26 pmGreat Falls
$330

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 February 18, 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

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 3/25

2:30 pm-6:39 pm

1 stop5h 09m

Phoenix Sky Harbor Intl

Tue 3/31

7:00 am-1:31 pm

1 stop5h 31m

$266

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 3/25

6:22 pm-11:39 pm

1 stop6h 17m

Phoenix Sky Harbor Intl

Tue 3/31

7:05 am-5:42 pm

2 stops9h 37m

$272

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 4/15

1:09 pm-11:14 pm

2 stops11h 05m

Phoenix Sky Harbor Intl

Sat 4/18

6:40 am-5:40 pm

2 stops10h 00m

$277

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Fri 3/27

6:22 pm-11:39 pm

1 stop6h 17m

Phoenix Sky Harbor Intl

Wed 4/1

6:00 am-12:24 pm

1 stop5h 24m

$298

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Fri 3/27

6:22 pm-11:39 pm

1 stop6h 17m

Phoenix Sky Harbor Intl

Tue 3/31

7:05 am-5:42 pm

2 stops9h 37m

$304

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 4/23

6:15 pm-11:59 pm

1 stop6h 44m

Phoenix Sky Harbor Intl

Tue 4/28

6:37 am-5:35 pm

2 stops9h 58m

$306

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 3/25

1:05 pm-11:58 pm

2 stops11h 53m

Phoenix Sky Harbor Intl

Sat 3/28

5:18 pm-10:30 pm

1 stop4h 12m

$320

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 4/23

6:15 pm-11:59 pm

1 stop6h 44m

Phoenix Sky Harbor Intl

Tue 4/28

6:00 am-5:35 pm

1 stop10h 35m

$321

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 4/23

1:09 pm-11:18 pm

2 stops11h 09m

Phoenix Sky Harbor Intl

Tue 4/28

11:45 am-10:29 pm

2 stops9h 44m

$323

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 3/25

1:05 pm-9:31 pm

2 stops9h 26m

Phoenix Sky Harbor Intl

Tue 3/31

7:05 am-5:42 pm

2 stops9h 37m

$325

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 April, then departing from Great Falls during the month September is also very affordable. Most momondo users find prices during this month for around $351.

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 $218. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $277 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

6h 17m

Direct flights

None
The fastest flight from Great Falls to Phoenix takes 6h 17m
There are no direct flights from Great Falls to Phoenix. There are no popular flight routes from Great Falls to Phoenix.
Search flight deals

  • 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 6h 17m, 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 $100Free CancellationRating
7.2
711 reviews
Search Allegiant Air flights
DeltaPriceFrom $197Free CancellationRating
7.9
8,208 reviews
Search Delta flights
United AirlinesPriceFrom $285Free CancellationRating
7.4
9,315 reviews
Search United Airlines 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