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Cheap flights from Great Falls to Phoenix from $189

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 1/15. 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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Find the cheapest flights from Great Falls to Phoenix

Cheap round-trip flights

Multiple Airlines Logo
10:22 pm - 10:23 pmGTF-PHX
25h 01m1 stop
Multiple Airlines Logo
8:58 pm - 9:37 pmPHX-GTF
23h 39m1 stop
$241Multiple Airlines
Find Deal
Mon, Oct 6 - Thu, Oct 9
Multiple Airlines Logo
10:22 pm - 12:06 pmGTF-PHX
14h 44m1 stop
Multiple Airlines Logo
1:00 pm - 9:37 pmPHX-GTF
31h 37m2 stops
$254Multiple Airlines
Find Deal
Mon, Oct 6 - Thu, Oct 9
Delta Logo
6:09 pm - 10:38 pmGTF-PHX
5h 29m1 stop
Delta Logo
6:22 pm - 10:44 pmPHX-GTF
4h 22m1 stop
$358Delta
Find Deal
Wed, Oct 29 - Mon, Nov 10
Delta Logo
1:12 pm - 7:01 pmGTF-PHX
5h 49m1 stop
Delta Logo
6:22 pm - 10:44 pmPHX-GTF
4h 22m1 stop
$382Delta
Find Deal
Wed, Nov 19 - Tue, Nov 25
Delta Logo
6:10 pm - 12:36 amGTF-PHX
6h 26m1 stop
Delta Logo
7:13 am - 5:30 pmPHX-GTF
10h 17m2 stops
$388Delta
Find Deal
Wed, Nov 19 - Tue, Nov 25
Alaska Airlines Logo
4:00 pm - 11:56 pmGTF-PHX
7h 56m1 stop
Alaska Airlines Logo
10:45 am - 3:20 pmPHX-GTF
28h 35m1 stop
$400Alaska Airlines
Find Deal
Thu, Feb 26 - Sun, Mar 1
Alaska Airlines Logo
6:15 pm - 10:39 pmGTF-PHX
29h 24m2 stops
Alaska Airlines Logo
8:00 am - 5:35 pmPHX-GTF
8h 35m1 stop
$403Alaska Airlines
Find Deal
Wed, Oct 8 - Thu, Oct 16
Delta Logo
5:30 am - 3:59 pmGTF-PHX
11h 29m2 stops
Delta Logo
6:22 pm - 10:44 pmPHX-GTF
4h 22m1 stop
$408Delta
Find Deal
Wed, Oct 29 - Mon, Nov 10
Delta Logo
6:10 pm - 12:36 amGTF-PHX
6h 26m1 stop
Delta Logo
7:13 am - 5:30 pmPHX-GTF
10h 17m2 stops
$414Delta
Find Deal
Wed, Nov 19 - Tue, Nov 25
United Airlines Logo
2:31 pm - 12:59 pmGTF-PHX
23h 28m2 stops
United Airlines Logo
4:35 pm - 9:11 pmPHX-GTF
27h 36m1 stop
$622United Airlines
Find Deal
Tue, Sep 30 - Sat, Oct 4

Alaska Airlines flights from Great Falls to Phoenix

Our best Alaska Airlines deals on Great Falls to Phoenix flight tickets
Alaska Airlines
Feb 26
GTF4:00 pmGreat Falls
7h 56m
1 stop
PHX11:56 pmPhoenix Sky Harbor Intl
Mar 1
PHX10:45 amPhoenix Sky Harbor Intl
28h 35m
1 stop
GTF3:20 pmGreat Falls
$400
Find similar
Alaska Airlines
Oct 8
GTF6:15 pmGreat Falls
29h 24m
2 stops
PHX10:39 pmPhoenix Sky Harbor Intl
Oct 16
PHX8:00 amPhoenix Sky Harbor Intl
8h 35m
1 stop
GTF5:35 pmGreat Falls
$403
Find similar
Alaska Airlines
Feb 26
GTF4:00 pmGreat Falls
7h 56m
1 stop
PHX11:56 pmPhoenix Sky Harbor Intl
Mar 1
PHX11:40 amPhoenix Sky Harbor Intl
27h 40m
2 stops
GTF3:20 pmGreat Falls
$418
Find similar

Delta flights from Great Falls to Phoenix

Our best Delta deals on Great Falls to Phoenix flight tickets
Delta
Oct 29
GTF6:09 pmGreat Falls
5h 29m
1 stop
PHX10:38 pmPhoenix Sky Harbor Intl
Nov 10
PHX6:22 pmPhoenix Sky Harbor Intl
4h 22m
1 stop
GTF10:44 pmGreat Falls
$358
Find similar
Delta
Nov 19
GTF1:12 pmGreat Falls
5h 49m
1 stop
PHX7:01 pmPhoenix Sky Harbor Intl
Nov 25
PHX6:22 pmPhoenix Sky Harbor Intl
4h 22m
1 stop
GTF10:44 pmGreat Falls
$382
Find similar
Delta
Nov 19
GTF6:10 pmGreat Falls
6h 26m
1 stop
PHX12:36 amPhoenix Sky Harbor Intl
Nov 25
PHX7:13 amPhoenix Sky Harbor Intl
10h 17m
2 stops
GTF5:30 pmGreat Falls
$388
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 September 17, 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

Mon 10/6

10:22 pm-10:23 pm

1 stop25h 01m

Phoenix Sky Harbor Intl

Thu 10/9

8:58 pm-9:37 pm

1 stop23h 39m

$241

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Mon 10/6

10:22 pm-12:06 pm

1 stop14h 44m

Phoenix Sky Harbor Intl

Thu 10/9

1:00 pm-9:37 pm

2 stops31h 37m

$254

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 10/29

6:09 pm-10:38 pm

1 stop5h 29m

Phoenix Sky Harbor Intl

Mon 11/10

6:22 pm-10:44 pm

1 stop4h 22m

$358

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 11/19

1:12 pm-7:01 pm

1 stop5h 49m

Phoenix Sky Harbor Intl

Tue 11/25

6:22 pm-10:44 pm

1 stop4h 22m

$382

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 11/19

6:10 pm-12:36 am

1 stop6h 26m

Phoenix Sky Harbor Intl

Tue 11/25

7:13 am-5:30 pm

2 stops10h 17m

$388

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 2/26

4:00 pm-11:56 pm

1 stop7h 56m

Phoenix Sky Harbor Intl

Sun 3/1

10:45 am-3:20 pm

1 stop28h 35m

$400

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 10/8

6:15 pm-10:39 pm

2 stops29h 24m

Phoenix Sky Harbor Intl

Thu 10/16

8:00 am-5:35 pm

1 stop8h 35m

$403

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 10/29

5:30 am-3:59 pm

2 stops11h 29m

Phoenix Sky Harbor Intl

Mon 11/10

6:22 pm-10:44 pm

1 stop4h 22m

$408

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Wed 11/19

6:10 pm-12:36 am

1 stop6h 26m

Phoenix Sky Harbor Intl

Tue 11/25

7:13 am-5:30 pm

2 stops10h 17m

$414

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 9/30

2:31 pm-12:59 pm

2 stops23h 28m

Phoenix Sky Harbor Intl

Sat 10/4

4:35 pm-9:11 pm

1 stop27h 36m

$622

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 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 5h 29m, 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
699 reviews
Search Allegiant Air flights
DeltaPriceFrom $197Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $320Free CancellationRating
7.4
8,926 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