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Cheap flights from Great Falls to Phoenix from $163

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 5/20. 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.
Multiple Airlines Logo
11:42 am - 12:55 pm
GTF
-
PHX
26h 13m
1 stop
Multiple Airlines Logo
8:07 pm - 10:52 am
PHX
-
GTF
13h 45m
1 stop
$257Multiple Airlines
Mon, Apr 27 - Thu, Apr 30
Multiple Airlines Logo
11:42 am - 3:57 pm
GTF
-
PHX
29h 15m
2 stops
Multiple Airlines Logo
8:07 pm - 10:52 am
PHX
-
GTF
13h 45m
1 stop
$265Multiple Airlines
Mon, Apr 27 - Thu, Apr 30
Alaska Airlines Logo
5:06 pm - 9:51 pm
GTF
-
PHX
5h 45m
1 stop
Alaska Airlines Logo
7:20 am - 5:35 pm
PHX
-
GTF
9h 15m
1 stop
$356Alaska Airlines
Tue, Apr 21 - Tue, Apr 28
Alaska Airlines Logo
6:15 pm - 11:59 pm
GTF
-
PHX
6h 44m
1 stop
Alaska Airlines Logo
5:00 am - 5:35 pm
PHX
-
GTF
11h 35m
1 stop
$379Alaska Airlines
Wed, Apr 29 - Sun, May 3
Alaska Airlines Logo
5:06 pm - 9:51 pm
GTF
-
PHX
5h 45m
1 stop
Alaska Airlines Logo
6:37 am - 5:35 pm
PHX
-
GTF
9h 58m
2 stops
$385Alaska Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
6:15 am - 10:48 am
GTF
-
PHX
5h 33m
1 stop
United Airlines Logo
1:31 pm - 9:34 pm
PHX
-
GTF
7h 03m
1 stop
$390United Airlines
Wed, May 20 - Wed, May 27
Alaska Airlines Logo
6:15 pm - 11:59 pm
GTF
-
PHX
6h 44m
1 stop
Alaska Airlines Logo
5:00 am - 5:35 pm
PHX
-
GTF
11h 35m
1 stop
$399Alaska Airlines
Wed, Apr 29 - Sun, May 3
Alaska Airlines Logo
6:15 pm - 11:59 pm
GTF
-
PHX
6h 44m
1 stop
Alaska Airlines Logo
5:00 am - 5:35 pm
PHX
-
GTF
11h 35m
1 stop
$405Alaska Airlines
Mon, Apr 27 - Mon, May 4
United Airlines Logo
2:35 pm - 8:19 pm
GTF
-
PHX
6h 44m
1 stop
United Airlines Logo
1:31 pm - 9:34 pm
PHX
-
GTF
7h 03m
1 stop
$406United Airlines
Mon, May 18 - Wed, May 27
United Airlines Logo
6:15 am - 12:23 pm
GTF
-
PHX
7h 08m
1 stop
United Airlines Logo
3:25 pm - 9:28 pm
PHX
-
GTF
5h 03m
1 stop
$410United Airlines
Wed, Aug 12 - Sun, Aug 16

Alaska Airlines flights from Great Falls to Phoenix

Our best Alaska Airlines deals on Great Falls to Phoenix flight tickets
Alaska Airlines
Apr 21
GTF5:06 pmGreat Falls
5h 45m
1 stop
PHX9:51 pmPhoenix Sky Harbor Intl
Apr 28
PHX7:20 amPhoenix Sky Harbor Intl
9h 15m
1 stop
GTF5:35 pmGreat Falls
$356
Alaska Airlines
Apr 29
GTF6:15 pmGreat Falls
6h 44m
1 stop
PHX11:59 pmPhoenix Sky Harbor Intl
May 3
PHX5:00 amPhoenix Sky Harbor Intl
11h 35m
1 stop
GTF5:35 pmGreat Falls
$379
Alaska Airlines
Apr 21
GTF5:06 pmGreat Falls
5h 45m
1 stop
PHX9:51 pmPhoenix Sky Harbor Intl
Apr 28
PHX6:37 amPhoenix Sky Harbor Intl
9h 58m
2 stops
GTF5:35 pmGreat Falls
$385

United Airlines flights from Great Falls to Phoenix

Our best United Airlines deals on Great Falls to Phoenix flight tickets
United Airlines
May 20
GTF6:15 amGreat Falls
5h 33m
1 stop
PHX10:48 amPhoenix Sky Harbor Intl
May 27
PHX1:31 pmPhoenix Sky Harbor Intl
7h 03m
1 stop
GTF9:34 pmGreat Falls
$390
United Airlines
May 18
GTF2:35 pmGreat Falls
6h 44m
1 stop
PHX8:19 pmPhoenix Sky Harbor Intl
May 27
PHX1:31 pmPhoenix Sky Harbor Intl
7h 03m
1 stop
GTF9:34 pmGreat Falls
$406
United Airlines
Aug 12
GTF6:15 amGreat Falls
7h 08m
1 stop
PHX12:23 pmPhoenix Sky Harbor Intl
Aug 16
PHX3:25 pmPhoenix Sky Harbor Intl
5h 03m
1 stop
GTF9:28 pmGreat Falls
$410

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 March 28, 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

Mon 4/27

11:42 am-12:55 pm

1 stop26h 13m

Phoenix Sky Harbor Intl

Thu 4/30

8:07 pm-10:52 am

1 stop13h 45m

$257

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Mon 4/27

11:42 am-3:57 pm

2 stops29h 15m

Phoenix Sky Harbor Intl

Thu 4/30

8:07 pm-10:52 am

1 stop13h 45m

$265

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 4/21

5:06 pm-9:51 pm

1 stop5h 45m

Phoenix Sky Harbor Intl

Tue 4/28

7:20 am-5:35 pm

1 stop9h 15m

$356

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 4/29

6:15 pm-11:59 pm

1 stop6h 44m

Phoenix Sky Harbor Intl

Sun 5/3

5:00 am-5:35 pm

1 stop11h 35m

$379

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 4/21

5:06 pm-9:51 pm

1 stop5h 45m

Phoenix Sky Harbor Intl

Tue 4/28

6:37 am-5:35 pm

2 stops9h 58m

$385

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 5/20

6:15 am-10:48 am

1 stop5h 33m

Phoenix Sky Harbor Intl

Wed 5/27

1:31 pm-9:34 pm

1 stop7h 03m

$390

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 4/29

6:15 pm-11:59 pm

1 stop6h 44m

Phoenix Sky Harbor Intl

Sun 5/3

5:00 am-5:35 pm

1 stop11h 35m

$399

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Mon 4/27

6:15 pm-11:59 pm

1 stop6h 44m

Phoenix Sky Harbor Intl

Mon 5/4

5:00 am-5:35 pm

1 stop11h 35m

$405

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Mon 5/18

2:35 pm-8:19 pm

1 stop6h 44m

Phoenix Sky Harbor Intl

Wed 5/27

1:31 pm-9:34 pm

1 stop7h 03m

$406
Quickest round-trip

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 8/12

6:15 am-12:23 pm

1 stop7h 08m

Phoenix Sky Harbor Intl

Sun 8/16

3:25 pm-9:28 pm

1 stop5h 03m

$410

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 September, then departing from Great Falls during the month May is also very affordable. Most momondo users find prices during this month for around $369.

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

5h 11m

Direct flights

None
The fastest flight from Great Falls to Phoenix takes 5h 11m
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 5h 11m, 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
7.3
708 reviews
Search Allegiant Air flights
DeltaPriceFrom $282Free CancellationRating
7.9
8,359 reviews
Search Delta flights
United AirlinesPriceFrom $285Free CancellationRating
7.4
9,508 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