What airlines fly to Great Falls?

Delta, Allegiant Air and United Airlines are the top three most popular airlines that fly to Great Falls from Phoenix according to our data. Delta is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Great Falls. Keep in mind that there are 3 different airlines that fly to Great Falls on a routine basis, so you have a few additional options to choose from.

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

Delta and Alaska Airlines 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 March 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.

$195 Cheap Flights from Phoenix to Great Falls in 2026

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Find the cheapest flights from Phoenix to Great Falls

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:27 pm - 10:52 am

PHX

GTF

11h 25m

1 stop

11:42 am - 1:20 pm

GTF

PHX

26h 38m

2 stops

$288Multiple Airlines

Thu, May 7 - Mon, May 11

10:27 pm - 10:52 am

PHX

GTF

11h 25m

1 stop

11:42 am - 11:23 am

GTF

PHX

24h 41m

1 stop

$323Multiple Airlines

Thu, May 7 - Mon, May 11

7:20 am - 4:26 pm

PHX

GTF

8h 06m

1 stop

6:15 pm - 11:59 pm

GTF

PHX

6h 44m

1 stop

$358Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

10:58 am - 5:35 pm

PHX

GTF

5h 37m

1 stop

6:15 pm - 11:59 pm

GTF

PHX

6h 44m

1 stop

$359Alaska Airlines

Thu, May 7 - Sun, May 10

5:02 pm - 5:35 pm

PHX

GTF

23h 33m

1 stop

6:15 pm - 11:59 pm

GTF

PHX

6h 44m

1 stop

$379Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

3:30 pm - 9:17 pm

PHX

GTF

4h 47m

1 stop

6:15 am - 10:48 am

GTF

PHX

5h 33m

1 stop

$386United Airlines

Fri, Apr 10 - Sun, Apr 12

7:59 pm - 5:35 pm

PHX

GTF

20h 36m

1 stop

6:15 pm - 11:59 pm

GTF

PHX

6h 44m

1 stop

$388Alaska Airlines

Tue, May 5 - Sun, May 10

5:16 pm - 10:26 pm

PHX

GTF

4h 10m

1 stop

5:40 am - 8:28 am

GTF

PHX

3h 48m

1 stop

$390Delta

Thu, May 28 - Mon, Jun 1

7:20 am - 4:26 pm

PHX

GTF

8h 06m

1 stop

6:15 pm - 11:59 pm

GTF

PHX

6h 44m

1 stop

$395Alaska Airlines

Tue, Apr 21 - Sat, Apr 25

6:00 am - 5:35 pm

PHX

GTF

10h 35m

1 stop

6:15 pm - 11:14 am

GTF

PHX

17h 59m

1 stop

$396Alaska Airlines

Wed, May 6 - Mon, May 11

Alaska Airlines flights from Phoenix to Great Falls

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

Alaska Airlines

Apr 21

PHX7:20 amPhoenix Sky Harbor Intl

8h 06m

1 stop

GTF4:26 pmGreat Falls

Apr 25

GTF6:15 pmGreat Falls

6h 44m

1 stop

PHX11:59 pmPhoenix Sky Harbor Intl

$358

Alaska Airlines

May 7

PHX10:58 amPhoenix Sky Harbor Intl

5h 37m

1 stop

GTF5:35 pmGreat Falls

May 10

GTF6:15 pmGreat Falls

6h 44m

1 stop

PHX11:59 pmPhoenix Sky Harbor Intl

$359

Alaska Airlines

Apr 21

PHX5:02 pmPhoenix Sky Harbor Intl

23h 33m

1 stop

GTF5:35 pmGreat Falls

Apr 25

GTF6:15 pmGreat Falls

6h 44m

1 stop

PHX11:59 pmPhoenix Sky Harbor Intl

$379

United Airlines flights from Phoenix to Great Falls

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

United Airlines

Apr 10

PHX3:30 pmPhoenix Sky Harbor Intl

4h 47m

1 stop

GTF9:17 pmGreat Falls

Apr 12

GTF6:15 amGreat Falls

5h 33m

1 stop

PHX10:48 amPhoenix Sky Harbor Intl

$386

United Airlines

Apr 27

PHX3:30 pmPhoenix Sky Harbor Intl

4h 47m

1 stop

GTF9:17 pmGreat Falls

May 11

GTF2:35 pmGreat Falls

6h 44m

1 stop

PHX8:19 pmPhoenix Sky Harbor Intl

$413

United Airlines

Apr 27

PHX3:30 pmPhoenix Sky Harbor Intl

4h 47m

1 stop

GTF9:17 pmGreat Falls

May 11

GTF2:35 pmGreat Falls

5h 27m

1 stop

PHX7:02 pmPhoenix Sky Harbor Intl

$466

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 5/7

10:27 pm-10:52 am

1 stop11h 25m

Great Falls

Mon 5/11

11:42 am-1:20 pm

2 stops26h 38m

$288

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 5/7

10:27 pm-10:52 am

1 stop11h 25m

Great Falls

Mon 5/11

11:42 am-11:23 am

1 stop24h 41m

$323

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 4/21

7:20 am-4:26 pm

1 stop8h 06m

Great Falls

Sat 4/25

6:15 pm-11:59 pm

1 stop6h 44m

$358

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 5/7

10:58 am-5:35 pm

1 stop5h 37m

Great Falls

Sun 5/10

6:15 pm-11:59 pm

1 stop6h 44m

$359

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 4/21

5:02 pm-5:35 pm

1 stop23h 33m

Great Falls

Sat 4/25

6:15 pm-11:59 pm

1 stop6h 44m

$379

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Fri 4/10

3:30 pm-9:17 pm

1 stop4h 47m

Great Falls

Sun 4/12

6:15 am-10:48 am

1 stop5h 33m

$386

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 5/5

7:59 pm-5:35 pm

1 stop20h 36m

Great Falls

Sun 5/10

6:15 pm-11:59 pm

1 stop6h 44m

$388

Quickest round-trip

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 5/28

5:16 pm-10:26 pm

1 stop4h 10m

Great Falls

Mon 6/1

5:40 am-8:28 am

1 stop3h 48m

$390

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 4/21

7:20 am-4:26 pm

1 stop8h 06m

Great Falls

Sat 4/25

6:15 pm-11:59 pm

1 stop6h 44m

$395

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Wed 5/6

6:00 am-5:35 pm

1 stop10h 35m

Great Falls

Mon 5/11

6:15 pm-11:14 am

1 stop17h 59m

$396

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 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 morning. momondo users have found flights departing from Phoenix to Great Falls in the morning for as low as $144. 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 afternoon when prices are $156 on average. Flights to Great Falls from Phoenix in the afternoon 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	4h 10m
Direct flights	None

The fastest flight from Phoenix to Great Falls takes 4h 10m

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

Search flight deals

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 4h 10m.
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 March 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 $107	Free Cancellation	Rating 7.3 710 reviews		Search Allegiant Air flights
Delta	PriceFrom $303	Free Cancellation	Rating 7.9 8,326 reviews		Search Delta flights

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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.