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Cheap flights from Great Falls to Phoenix from $142

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 10/17. 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

Delta Logo
6:10 pm - 12:44 amGTF-PHX
6h 34m1 stop
Delta Logo
6:55 pm - 11:22 pmPHX-GTF
4h 27m1 stop
$282Delta
Find Deal
mié., dic. 3 - sáb., dic. 6
Logo
10:27 pm - 12:23 pmGTF-PHX
14h 56m1 stop
Logo
5:45 am - 9:32 pmPHX-GTF
14h 47m1 stop
$284
Find Deal
vie., oct. 24 - lun., oct. 27
Logo
10:27 pm - 3:41 pmGTF-PHX
18h 14m2 stops
Logo
5:45 am - 9:32 pmPHX-GTF
14h 47m1 stop
$301
Find Deal
vie., oct. 24 - lun., oct. 27
Delta Logo
6:11 pm - 11:36 pmGTF-PHX
6h 25m1 stop
Delta Logo
9:55 am - 5:27 pmPHX-GTF
6h 32m1 stop
$304Delta
Find Deal
mié., sep. 24 - sáb., sep. 27
Delta Logo
6:11 pm - 11:36 pmGTF-PHX
6h 25m1 stop
Delta Logo
6:15 am - 5:27 pmPHX-GTF
10h 12m2 stops
$310Delta
Find Deal
mié., sep. 24 - sáb., sep. 27
Alaska Airlines Logo
6:15 pm - 3:17 pmGTF-PHX
22h 02m2 stops
Alaska Airlines Logo
8:00 am - 5:35 pmPHX-GTF
8h 35m1 stop
$413Alaska Airlines
Find Deal
lun., oct. 13 - vie., oct. 17
Alaska Airlines Logo
4:00 pm - 10:11 pmGTF-PHX
6h 11m1 stop
Alaska Airlines Logo
9:05 pm - 3:20 pmPHX-GTF
18h 15m1 stop
$414Alaska Airlines
Find Deal
vie., feb. 27 - lun., mar. 2
United Airlines Logo
2:35 pm - 8:17 pmGTF-PHX
6h 42m1 stop
United Airlines Logo
1:36 pm - 9:11 pmPHX-GTF
6h 35m1 stop
$444United Airlines
Find Deal
mar., sep. 23 - vie., sep. 26
United Airlines Logo
7:00 am - 12:15 amGTF-PHX
18h 15m2 stops
United Airlines Logo
3:00 pm - 9:11 pmPHX-GTF
5h 11m1 stop
$519United Airlines
Find Deal
mar., sep. 23 - vie., sep. 26
Hawaiian Airlines Logo
4:29 pm - 11:55 pmGTF-PHX
8h 26m1 stop
Hawaiian Airlines Logo
8:04 am - 3:49 pmPHX-GTF
6h 45m1 stop
$535Hawaiian Airlines
Find Deal
mié., sep. 17 - sáb., sep. 20

Alaska Airlines flights from Great Falls to Phoenix

Our best Alaska Airlines deals on Great Falls to Phoenix flight tickets
Alaska Airlines
Oct 13
GTF6:15 pmGreat Falls
22h 02m
2 stops
PHX3:17 pmPhoenix Sky Harbor Intl
Oct 17
PHX8:00 amPhoenix Sky Harbor Intl
8h 35m
1 stop
GTF5:35 pmGreat Falls
$413
Find similar
Alaska Airlines
Feb 27
GTF4:00 pmGreat Falls
6h 11m
1 stop
PHX10:11 pmPhoenix Sky Harbor Intl
Mar 2
PHX9:05 pmPhoenix Sky Harbor Intl
18h 15m
1 stop
GTF3:20 pmGreat Falls
$414
Find similar
Alaska Airlines
Nov 13
GTF6:50 pmGreat Falls
25h 00m
1 stop
PHX7:50 pmPhoenix Sky Harbor Intl
Nov 16
PHX6:20 amPhoenix Sky Harbor Intl
11h 50m
1 stop
GTF6:10 pmGreat Falls
$443
Find similar

United Airlines flights from Great Falls to Phoenix

Our best United Airlines deals on Great Falls to Phoenix flight tickets
United Airlines
Sep 23
GTF2:35 pmGreat Falls
6h 42m
1 stop
PHX8:17 pmPhoenix Sky Harbor Intl
Sep 26
PHX1:36 pmPhoenix Sky Harbor Intl
6h 35m
1 stop
GTF9:11 pmGreat Falls
$444
Find similar
United Airlines
Sep 23
GTF7:00 amGreat Falls
18h 15m
2 stops
PHX12:15 amPhoenix Sky Harbor Intl
Sep 26
PHX3:00 pmPhoenix Sky Harbor Intl
5h 11m
1 stop
GTF9:11 pmGreat Falls
$519
Find similar
United Airlines
Dec 23
GTF2:35 pmGreat Falls
19h 19m
1 stop
PHX9:54 amPhoenix Sky Harbor Intl
Dec 30
PHX6:45 amPhoenix Sky Harbor Intl
6h 54m
1 stop
GTF1:39 pmGreat Falls
$544
Find similar

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 septiembre 4, 2025.
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

mié. 12/3

6:10 pm-12:44 am

1 stop6h 34m

Phoenix Sky Harbor Intl

sáb. 12/6

6:55 pm-11:22 pm

1 stop4h 27m

$282

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

vie. 10/24

10:27 pm-12:23 pm

1 stop14h 56m

Phoenix Sky Harbor Intl

lun. 10/27

5:45 am-9:32 pm

1 stop14h 47m

$284

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

vie. 10/24

10:27 pm-3:41 pm

2 stops18h 14m

Phoenix Sky Harbor Intl

lun. 10/27

5:45 am-9:32 pm

1 stop14h 47m

$301

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

mié. 9/24

6:11 pm-11:36 pm

1 stop6h 25m

Phoenix Sky Harbor Intl

sáb. 9/27

9:55 am-5:27 pm

1 stop6h 32m

$304

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

mié. 9/24

6:11 pm-11:36 pm

1 stop6h 25m

Phoenix Sky Harbor Intl

sáb. 9/27

6:15 am-5:27 pm

2 stops10h 12m

$310

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

lun. 10/13

6:15 pm-3:17 pm

2 stops22h 02m

Phoenix Sky Harbor Intl

vie. 10/17

8:00 am-5:35 pm

1 stop8h 35m

$413

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

vie. 2/27

4:00 pm-10:11 pm

1 stop6h 11m

Phoenix Sky Harbor Intl

lun. 3/2

9:05 pm-3:20 pm

1 stop18h 15m

$414

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

mar. 9/23

2:35 pm-8:17 pm

1 stop6h 42m

Phoenix Sky Harbor Intl

vie. 9/26

1:36 pm-9:11 pm

1 stop6h 35m

$444

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

mar. 9/23

7:00 am-12:15 am

2 stops18h 15m

Phoenix Sky Harbor Intl

vie. 9/26

3:00 pm-9:11 pm

1 stop5h 11m

$519

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

mié. 9/17

4:29 pm-11:55 pm

1 stop8h 26m

Phoenix Sky Harbor Intl

sáb. 9/20

8:04 am-3:49 pm

1 stop6h 45m

$535

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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?

On average, the least expensive day to fly to Phoenix 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. On the other hand, Friday is the most expensive day to depart from Great Falls because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $527.

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 morning when flights can be purchased for as low as $161. In the evening is when there is more demand to fly to Phoenix, so prices are often more expensive at around $248 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

Direct flights

None
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 3h 45m, 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
702 reviews
Search Allegiant Air flights
DeltaPriceFrom $197Free CancellationRating
7.9
7,977 reviews
Search Delta flights
United AirlinesPriceFrom $320Free CancellationRating
7.4
8,937 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