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Cheap flights from Great Falls to Phoenix from $179

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 10/23. 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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Find the cheapest flights from Great Falls to Phoenix

Cheap round-trip flights

Logo
10:22 pm - 12:06 pmGTF-PHX
14h 44m1 stop
Logo
8:58 pm - 9:37 pmPHX-GTF
23h 39m1 stop
$226
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Mon, Oct 20 - Thu, Oct 23
Logo
10:22 pm - 3:04 pmGTF-PHX
17h 42m2 stops
Logo
8:58 pm - 9:37 pmPHX-GTF
23h 39m1 stop
$266
Find Deal
Mon, Oct 20 - Thu, Oct 23
Delta Logo
1:05 pm - 4:15 pmGTF-PHX
4h 10m1 stop
Delta Logo
9:55 am - 5:27 pmPHX-GTF
6h 32m1 stop
$282Delta
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Sat, Sep 27 - Tue, Sep 30
Delta Logo
1:05 pm - 4:15 pmGTF-PHX
4h 10m1 stop
Delta Logo
6:15 am - 5:27 pmPHX-GTF
10h 12m2 stops
$288Delta
Find Deal
Sat, Sep 27 - Tue, Sep 30
Delta Logo
6:11 pm - 11:36 pmGTF-PHX
6h 25m1 stop
Delta Logo
5:20 pm - 10:28 pmPHX-GTF
4h 08m1 stop
$320Delta
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Sun, Sep 28 - Tue, Sep 30
Alaska Airlines Logo
6:15 pm - 10:39 pmGTF-PHX
29h 24m2 stops
Alaska Airlines Logo
2:19 pm - 5:35 pmPHX-GTF
26h 16m2 stops
$425Alaska Airlines
Find Deal
Sun, Oct 12 - Thu, Oct 16
Alaska Airlines Logo
7:35 pm - 12:05 amGTF-PHX
28h 30m1 stop
Alaska Airlines Logo
4:16 pm - 6:55 pmPHX-GTF
26h 39m2 stops
$436Alaska Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 8
United Airlines Logo
2:35 pm - 9:29 pmGTF-PHX
6h 54m1 stop
United Airlines Logo
6:45 am - 1:39 pmPHX-GTF
6h 54m1 stop
$446United Airlines
Find Deal
Tue, Dec 23 - Sat, Dec 27
United Airlines Logo
6:15 am - 11:47 amGTF-PHX
5h 32m1 stop
United Airlines Logo
5:40 pm - 10:46 pmPHX-GTF
5h 06m1 stop
$466United Airlines
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Sun, Dec 21 - Thu, Dec 25
Hawaiian Airlines Logo
7:42 pm - 10:51 pmGTF-PHX
27h 09m1 stop
Hawaiian Airlines Logo
10:37 pm - 6:41 pmPHX-GTF
20h 04m1 stop
$537Hawaiian Airlines
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Mon, Dec 1 - Thu, Jan 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
Oct 12
GTF6:15 pmGreat Falls
29h 24m
2 stops
PHX10:39 pmPhoenix Sky Harbor Intl
Oct 16
PHX2:19 pmPhoenix Sky Harbor Intl
26h 16m
2 stops
GTF5:35 pmGreat Falls
$425
Find similar
Alaska Airlines
Dec 6
GTF7:35 pmGreat Falls
28h 30m
1 stop
PHX12:05 amPhoenix Sky Harbor Intl
Dec 8
PHX4:16 pmPhoenix Sky Harbor Intl
26h 39m
2 stops
GTF6:55 pmGreat Falls
$436
Find similar
Alaska Airlines
Dec 6
GTF7:35 pmGreat Falls
22h 37m
2 stops
PHX6:12 pmPhoenix Sky Harbor Intl
Dec 8
PHX4:16 pmPhoenix Sky Harbor Intl
26h 39m
2 stops
GTF6:55 pmGreat Falls
$456
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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
Dec 23
GTF2:35 pmGreat Falls
6h 54m
1 stop
PHX9:29 pmPhoenix Sky Harbor Intl
Dec 27
PHX6:45 amPhoenix Sky Harbor Intl
6h 54m
1 stop
GTF1:39 pmGreat Falls
$446
Find similar
United Airlines
Dec 21
GTF6:15 amGreat Falls
5h 32m
1 stop
PHX11:47 amPhoenix Sky Harbor Intl
Dec 25
PHX5:40 pmPhoenix Sky Harbor Intl
5h 06m
1 stop
GTF10:46 pmGreat Falls
$466
Find similar
United Airlines
Sep 25
GTF7:00 amGreat Falls
26h 43m
1 stop
PHX8:43 amPhoenix Sky Harbor Intl
Sep 28
PHX6:00 amPhoenix Sky Harbor Intl
6h 26m
1 stop
GTF1:26 pmGreat Falls
$552
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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 September 9, 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

Mon 10/20

10:22 pm-12:06 pm

1 stop14h 44m

Phoenix Sky Harbor Intl

Thu 10/23

8:58 pm-9:37 pm

1 stop23h 39m

$226

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Mon 10/20

10:22 pm-3:04 pm

2 stops17h 42m

Phoenix Sky Harbor Intl

Thu 10/23

8:58 pm-9:37 pm

1 stop23h 39m

$266

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sat 9/27

1:05 pm-4:15 pm

1 stop4h 10m

Phoenix Sky Harbor Intl

Tue 9/30

9:55 am-5:27 pm

1 stop6h 32m

$282

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sat 9/27

1:05 pm-4:15 pm

1 stop4h 10m

Phoenix Sky Harbor Intl

Tue 9/30

6:15 am-5:27 pm

2 stops10h 12m

$288

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sun 9/28

6:11 pm-11:36 pm

1 stop6h 25m

Phoenix Sky Harbor Intl

Tue 9/30

5:20 pm-10:28 pm

1 stop4h 08m

$320

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sun 10/12

6:15 pm-10:39 pm

2 stops29h 24m

Phoenix Sky Harbor Intl

Thu 10/16

2:19 pm-5:35 pm

2 stops26h 16m

$425

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sat 12/6

7:35 pm-12:05 am

1 stop28h 30m

Phoenix Sky Harbor Intl

Mon 12/8

4:16 pm-6:55 pm

2 stops26h 39m

$436

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 12/23

2:35 pm-9:29 pm

1 stop6h 54m

Phoenix Sky Harbor Intl

Sat 12/27

6:45 am-1:39 pm

1 stop6h 54m

$446

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Sun 12/21

6:15 am-11:47 am

1 stop5h 32m

Phoenix Sky Harbor Intl

Thu 12/25

5:40 pm-10:46 pm

1 stop5h 06m

$466

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Mon 12/1

7:42 pm-10:51 pm

1 stop27h 09m

Phoenix Sky Harbor Intl

Thu 1/1

10:37 pm-6:41 pm

1 stop20h 04m

$537

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 in the evening because they tend to be around $248. 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 3h 45m.

  • 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
7,966 reviews
Search Delta flights
United AirlinesPriceFrom $320Free CancellationRating
7.4
8,943 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
Buckeye
Goodyear
Apache Junction
Wickenburg
Payson
Paradise Valley
Avondale
Camp Verde
Fountain Hills
Cave Creek
Litchfield Park

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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