What is the cheapest airline that flies from Phoenix to Great Falls?

Alaska Airlines, United Airlines, and Delta are the most popular carriers operating from Phoenix to Great Falls

When did momondo last update prices for flights from Phoenix to Great Falls Airport?

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

How many operators does momondo search for flights from Phoenix to Great Falls Airport?

The number of operators available for flights from Phoenix to Great Falls Airport is 1 as of July 2026.

How old do you have to be to fly from Phoenix to Great Falls Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

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

$199 Cheap Flights from Phoenix to Great Falls in 2026

Q: What is the typical price of a round-trip flight between Phoenix and Great Falls?

Prices are currently low for flights on this route. Typical prices usually range from $574 to $821. The lowest price recently found on this route was $408.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:31 pm - 9:47 pm

PHX

GTF

5h 16m

1 stop

2:39 pm - 8:27 pm

GTF

PHX

6h 48m

1 stop

$408United Airlines

Tue, Oct 27 - Sat, Oct 31

9:22 am - 4:39 pm

PHX

GTF

6h 17m

1 stop

5:19 pm - 10:00 pm

GTF

PHX

5h 41m

1 stop

$422Alaska Airlines

Wed, Sep 16 - Wed, Sep 30

8:51 pm - 4:38 pm

PHX

GTF

18h 47m

1 stop

5:18 pm - 1:02 pm

GTF

PHX

20h 44m

1 stop

$440Alaska Airlines

Thu, Aug 20 - Tue, Aug 25

3:15 pm - 4:38 pm

PHX

GTF

24h 23m

2 stops

5:18 pm - 10:24 am

GTF

PHX

18h 06m

1 stop

$446Alaska Airlines

Thu, Aug 20 - Tue, Aug 25

2:41 pm - 4:35 pm

PHX

GTF

24h 54m

1 stop

5:15 pm - 11:55 pm

GTF

PHX

7h 40m

1 stop

$458Alaska Airlines

Thu, Oct 22 - Sun, Oct 25

3:15 pm - 4:38 pm

PHX

GTF

24h 23m

2 stops

5:18 pm - 11:31 am

GTF

PHX

19h 13m

2 stops

$459Alaska Airlines

Thu, Aug 20 - Tue, Aug 25

6:02 am - 5:38 pm

PHX

GTF

10h 36m

2 stops

6:18 pm - 11:41 pm

GTF

PHX

6h 23m

1 stop

$470Delta

Tue, Aug 11 - Wed, Aug 12

9:45 am - 5:42 pm

PHX

GTF

6h 57m

1 stop

5:40 am - 8:44 am

GTF

PHX

4h 04m

1 stop

$472Delta

Fri, Jul 31 - Wed, Aug 5

9:02 am - 4:35 pm

PHX

GTF

6h 33m

1 stop

5:15 pm - 9:26 am

GTF

PHX

17h 11m

2 stops

$476Alaska Airlines

Thu, Oct 22 - Sun, Oct 25

9:45 am - 5:42 pm

PHX

GTF

6h 57m

1 stop

5:40 am - 3:22 pm

GTF

PHX

10h 42m

2 stops

$478Delta

Fri, Jul 31 - Wed, Aug 5

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Alaska Airlines flights from Phoenix to Great Falls

Our best Alaska Airlines deals on Phoenix to Great Falls flight tickets

Alaska Airlines

Sep 16

PHX9:22 amPhoenix Sky Harbor Intl

6h 17m

1 stop

GTF4:39 pmGreat Falls

Sep 30

GTF5:19 pmGreat Falls

5h 41m

1 stop

PHX10:00 pmPhoenix Sky Harbor Intl

$422

Alaska Airlines

Aug 20

PHX8:51 pmPhoenix Sky Harbor Intl

18h 47m

1 stop

GTF4:38 pmGreat Falls

Aug 25

GTF5:18 pmGreat Falls

20h 44m

1 stop

PHX1:02 pmPhoenix Sky Harbor Intl

$440

Alaska Airlines

Aug 20

PHX3:15 pmPhoenix Sky Harbor Intl

24h 23m

2 stops

GTF4:38 pmGreat Falls

Aug 25

GTF5:18 pmGreat Falls

18h 06m

1 stop

PHX10:24 amPhoenix Sky Harbor Intl

$446

Delta flights from Phoenix to Great Falls

Our best Delta deals on Phoenix to Great Falls flight tickets

Delta

Aug 11

PHX6:02 amPhoenix Sky Harbor Intl

10h 36m

2 stops

GTF5:38 pmGreat Falls

Aug 12

GTF6:18 pmGreat Falls

6h 23m

1 stop

PHX11:41 pmPhoenix Sky Harbor Intl

$470

Delta

Jul 31

PHX9:45 amPhoenix Sky Harbor Intl

6h 57m

1 stop

GTF5:42 pmGreat Falls

Aug 5

GTF5:40 amGreat Falls

4h 04m

1 stop

PHX8:44 amPhoenix Sky Harbor Intl

$472

Delta

Jul 31

PHX9:45 amPhoenix Sky Harbor Intl

6h 57m

1 stop

GTF5:42 pmGreat Falls

Aug 5

GTF5:40 amGreat Falls

10h 42m

2 stops

PHX3:22 pmPhoenix Sky Harbor Intl

$478

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 10/27

3:31 pm-9:47 pm

1 stop5h 16m

Great Falls

Sat 10/31

2:39 pm-8:27 pm

1 stop6h 48m

$408

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Wed 9/16

9:22 am-4:39 pm

1 stop6h 17m

Great Falls

Wed 9/30

5:19 pm-10:00 pm

1 stop5h 41m

$422

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 8/20

8:51 pm-4:38 pm

1 stop18h 47m

Great Falls

Tue 8/25

5:18 pm-1:02 pm

1 stop20h 44m

$440

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 8/20

3:15 pm-4:38 pm

2 stops24h 23m

Great Falls

Tue 8/25

5:18 pm-10:24 am

1 stop18h 06m

$446

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 10/22

2:41 pm-4:35 pm

1 stop24h 54m

Great Falls

Sun 10/25

5:15 pm-11:55 pm

1 stop7h 40m

$458

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 8/20

3:15 pm-4:38 pm

2 stops24h 23m

Great Falls

Tue 8/25

5:18 pm-11:31 am

2 stops19h 13m

$459

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 8/11

6:02 am-5:38 pm

2 stops10h 36m

Great Falls

Wed 8/12

6:18 pm-11:41 pm

1 stop6h 23m

$470

Quickest round-trip

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Fri 7/31

9:45 am-5:42 pm

1 stop6h 57m

Great Falls

Wed 8/5

5:40 am-8:44 am

1 stop4h 04m

$472

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 10/22

9:02 am-4:35 pm

1 stop6h 33m

Great Falls

Sun 10/25

5:15 pm-9:26 am

2 stops17h 11m

$476

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Fri 7/31

9:45 am-5:42 pm

1 stop6h 57m

Great Falls

Wed 8/5

5:40 am-3:22 pm

2 stops10h 42m

$478

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Phoenix to Great Falls

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

Prices

Airlines

What is the typical price of a round-trip flight between Phoenix and Great Falls?

What is the cheapest month to fly to Great Falls?

The month of February is another great option to travel to Great Falls, with average flight prices from Phoenix averaging around $0.

What is the cheapest time of day to depart on your flight to Great Falls?

According to our data, the cheapest time of day to fly to Great Falls is in the afternoon. momondo users have found flights departing from Phoenix to Great Falls in the afternoon for as low as $129. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $144 on average. Flights to Great Falls from Phoenix in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Phoenix to Great Falls flight route?

Fly from Phoenix-Mesa Gateway to Great Falls for the best Phoenix - Great Falls flight prices

What cabin class options are available on Phoenix to Great Falls flights?

There is only 1 cabin class available to choose from on Phoenix to Great Falls flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Phoenix to Great Falls flight deals and tips

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

Fastest flight time	5h 16m
Direct flights	None

The fastest flight from Phoenix to Great Falls takes 5h 16m

There are no direct flights from Phoenix to Great Falls. There are no popular flight routes from Phoenix to Great Falls.

Search flight deals

Frequently asked questions about flying from Phoenix to Great Falls

How far is Phoenix to Great Falls by plane?
The straight-line distance from Phoenix to Great Falls is 971.0 mi. By plane, this route typically takes 5h 16m.
When did momondo last update prices for flights from Phoenix to Great Falls Airport?
Prices for flights from Phoenix to Great Falls Airport refresh daily.
How many operators does momondo search for flights from Phoenix to Great Falls Airport?
The number of operators available for flights from Phoenix to Great Falls Airport is 1 as of July 2026.
How old do you have to be to fly from Phoenix to Great Falls Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents you'll need for your trip to Great Falls 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 Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Phoenix to Great Falls

Compare and see reviews for airlines that fly from Phoenix to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $92	Free Cancellation	Rating 7.3 689 reviews		Search Allegiant Air flights
Delta	PriceFrom $303	Free Cancellation	Rating 7.8 8,452 reviews		Search Delta flights

Shelby

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Great Falls?

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 Phoenix to Great Falls for you.

Can I find flights from Phoenix to Great Falls with flexible booking policies on momondo?

Flights from Phoenix to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

Yes. momondo can track prices for Phoenix to Great Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.