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Cheap flights from Great Falls to Phoenix from $91

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 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:10 pm - 3:42 pmGTF-PHX
21h 32m2 stops
Delta Logo
12:10 pm - 10:53 pmPHX-GTF
10h 43m2 stops
$253Delta
Find Deal
Wed, Feb 11 - Tue, Feb 17
Alaska Airlines Logo
4:00 pm - 11:56 pmGTF-PHX
7h 56m1 stop
Alaska Airlines Logo
7:00 am - 3:20 pmPHX-GTF
8h 20m1 stop
$262Alaska Airlines
Find Deal
Sun, Feb 15 - Wed, Feb 18
Delta Logo
6:10 pm - 3:42 pmGTF-PHX
21h 32m2 stops
Delta Logo
6:40 am - 5:44 pmPHX-GTF
11h 04m2 stops
$263Delta
Find Deal
Wed, Feb 11 - Thu, Feb 19
Alaska Airlines Logo
7:35 pm - 11:08 amGTF-PHX
15h 33m1 stop
Alaska Airlines Logo
8:00 am - 6:55 pmPHX-GTF
10h 55m1 stop
$272Alaska Airlines
Find Deal
Sun, Dec 7 - Thu, Dec 11
Alaska Airlines Logo
4:00 pm - 11:56 pmGTF-PHX
7h 56m1 stop
Alaska Airlines Logo
9:05 pm - 3:20 pmPHX-GTF
18h 15m1 stop
$282Alaska Airlines
Find Deal
Sun, Feb 15 - Tue, Feb 17
Alaska Airlines Logo
8:00 pm - 11:59 pmGTF-PHX
27h 59m1 stop
Alaska Airlines Logo
6:00 am - 3:20 pmPHX-GTF
9h 20m1 stop
$302Alaska Airlines
Find Deal
Tue, Feb 10 - Wed, Feb 18
Delta Logo
1:10 pm - 11:50 pmGTF-PHX
10h 40m2 stops
Delta Logo
12:10 pm - 10:53 pmPHX-GTF
10h 43m2 stops
$303Delta
Find Deal
Sun, Feb 15 - Tue, Feb 17
Alaska Airlines Logo
8:00 pm - 2:00 pmGTF-PHX
18h 00m2 stops
Alaska Airlines Logo
9:05 pm - 3:20 pmPHX-GTF
18h 15m1 stop
$307Alaska Airlines
Find Deal
Tue, Feb 10 - Fri, Feb 13
Alaska Airlines Logo
8:00 pm - 5:53 pmGTF-PHX
21h 53m1 stop
Alaska Airlines Logo
6:00 am - 3:20 pmPHX-GTF
9h 20m1 stop
$312Alaska Airlines
Find Deal
Tue, Feb 10 - Thu, Feb 19
Hawaiian Airlines Logo
4:00 pm - 10:51 pmGTF-PHX
7h 51m1 stop
Hawaiian Airlines Logo
7:00 am - 3:20 pmPHX-GTF
7h 20m1 stop
$426Hawaiian Airlines
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Tue, Mar 31 - Wed, Apr 1

Alaska Airlines flights from Great Falls to Phoenix Sky Harbor Intl Airport

Our best Alaska Airlines deals on Great Falls to Phoenix Sky Harbor Intl Airport flight tickets
Alaska Airlines
Feb 15
GTF4:00 pmGreat Falls
7h 56m
1 stop
PHX11:56 pmPhoenix Sky Harbor Intl
Feb 18
PHX7:00 amPhoenix Sky Harbor Intl
8h 20m
1 stop
GTF3:20 pmGreat Falls
$262
Find similar
Alaska Airlines
Dec 7
GTF7:35 pmGreat Falls
15h 33m
1 stop
PHX11:08 amPhoenix Sky Harbor Intl
Dec 11
PHX8:00 amPhoenix Sky Harbor Intl
10h 55m
1 stop
GTF6:55 pmGreat Falls
$272
Find similar
Alaska Airlines
Feb 15
GTF4:00 pmGreat Falls
7h 56m
1 stop
PHX11:56 pmPhoenix Sky Harbor Intl
Feb 17
PHX9:05 pmPhoenix Sky Harbor Intl
18h 15m
1 stop
GTF3:20 pmGreat Falls
$282
Find similar

United Airlines flights from Great Falls to Phoenix Sky Harbor Intl Airport

Our best United Airlines deals on Great Falls to Phoenix Sky Harbor Intl Airport flight tickets
United Airlines
Nov 14
GTF2:30 pmGreat Falls
27h 26m
1 stop
PHX5:56 pmPhoenix Sky Harbor Intl
Nov 18
PHX10:53 amPhoenix Sky Harbor Intl
26h 34m
1 stop
GTF1:27 pmGreat Falls
$597
Find similar
United Airlines
Nov 5
GTF2:30 pmGreat Falls
8h 10m
1 stop
PHX10:40 pmPhoenix Sky Harbor Intl
Nov 12
PHX10:53 amPhoenix Sky Harbor Intl
26h 40m
1 stop
GTF1:33 pmGreat Falls
$671
Find similar
United Airlines
Nov 5
GTF2:30 pmGreat Falls
8h 10m
1 stop
PHX10:40 pmPhoenix Sky Harbor Intl
Nov 12
PHX11:33 amPhoenix Sky Harbor Intl
11h 06m
2 stops
GTF10:39 pmGreat Falls
$745
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Great Falls to Phoenix Sky Harbor Intl Airport 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 October 31, 2025.
Use the filters below to find and compare flights from Great Falls to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 2/11

6:10 pm-3:42 pm

2 stops21h 32m

Phoenix Sky Harbor Intl

Tue 2/17

12:10 pm-10:53 pm

2 stops10h 43m

$253

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sun 2/15

4:00 pm-11:56 pm

1 stop7h 56m

Phoenix Sky Harbor Intl

Wed 2/18

7:00 am-3:20 pm

1 stop8h 20m

$262

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 2/11

6:10 pm-3:42 pm

2 stops21h 32m

Phoenix Sky Harbor Intl

Thu 2/19

6:40 am-5:44 pm

2 stops11h 04m

$263

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sun 12/7

7:35 pm-11:08 am

1 stop15h 33m

Phoenix Sky Harbor Intl

Thu 12/11

8:00 am-6:55 pm

1 stop10h 55m

$272

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sun 2/15

4:00 pm-11:56 pm

1 stop7h 56m

Phoenix Sky Harbor Intl

Tue 2/17

9:05 pm-3:20 pm

1 stop18h 15m

$282

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 2/10

8:00 pm-11:59 pm

1 stop27h 59m

Phoenix Sky Harbor Intl

Wed 2/18

6:00 am-3:20 pm

1 stop9h 20m

$302

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sun 2/15

1:10 pm-11:50 pm

2 stops10h 40m

Phoenix Sky Harbor Intl

Tue 2/17

12:10 pm-10:53 pm

2 stops10h 43m

$303

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 2/10

8:00 pm-2:00 pm

2 stops18h 00m

Phoenix Sky Harbor Intl

Fri 2/13

9:05 pm-3:20 pm

1 stop18h 15m

$307

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 2/10

8:00 pm-5:53 pm

1 stop21h 53m

Phoenix Sky Harbor Intl

Thu 2/19

6:00 am-3:20 pm

1 stop9h 20m

$312

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 3/31

4:00 pm-10:51 pm

1 stop7h 51m

Phoenix Sky Harbor Intl

Wed 4/1

7:00 am-3:20 pm

1 stop7h 20m

$426

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Great Falls to Phoenix Sky Harbor Intl Airport

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 Sky Harbor Intl Airport?

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

In general, April is the cheapest month to fly from Great Falls to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $320. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of April, then departing from Great Falls during the month January is also very affordable. Most momondo users find prices during this month for around $330.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Great Falls is on a Sunday. momondo users have found tickets for Sunday departures for as low as $363. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $527. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the morning is the cheapest time of day to fly from Great Falls to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $161. Flying to Phoenix Sky Harbor Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $227. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Great Falls to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Great Falls to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Great Falls to Phoenix Sky Harbor Intl Airport (GTF to PHX) flight deals and tips

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

Direct flights

None
There are no direct flights from Great Falls to Phoenix Sky Harbor Intl Airport. There are no popular flight routes from Great Falls to Phoenix Sky Harbor Intl Airport.
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  • How far is Great Falls to Phoenix Sky Harbor Intl by plane?

    Great Falls and Phoenix Sky Harbor Intl are 971.8 mi apart from one another. In terms of flight time, this usually takes a little over 6h 01m.

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

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

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

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

    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 Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The travel and health documents you'll need for your trip to Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Great Falls to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Great Falls to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Great Falls to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $197Free CancellationRating
7.9
7,998 reviews
Search Delta flights
United AirlinesPriceFrom $320Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Glendale
Chandler
Gilbert
Peoria
Surprise
Casa Grande
Goodyear
Buckeye
Payson
Apache Junction
Wickenburg
Avondale
Paradise Valley
Camp Verde
Fountain Hills
Litchfield Park
Cave Creek

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. momondo enables you to select and highlight flights to Phoenix from Great Falls with this policy.

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

Once you have performed a search for Great Falls to Phoenix 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 Phoenix right now. Can momondo alert me if prices change?

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

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