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 75% 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?

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 January 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.

$137 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.

12:28 pm - 5:48 pm

PHX

GTF

29h 20m

2 stops

4:57 pm - 11:59 pm

GTF

PHX

7h 02m

1 stop

$255Alaska Airlines

Tue, Feb 24 - Tue, Mar 3

8:20 pm - 5:48 pm

PHX

GTF

21h 28m

2 stops

4:57 pm - 11:40 am

GTF

PHX

18h 43m

2 stops

$303Alaska Airlines

Tue, Feb 24 - Tue, Mar 3

6:15 pm - 10:29 pm

PHX

GTF

4h 14m

1 stop

5:20 am - 9:37 am

GTF

PHX

4h 17m

1 stop

$333Delta

Tue, Feb 24 - Tue, Mar 3

8:20 am - 4:26 pm

PHX

GTF

7h 06m

1 stop

5:06 pm - 9:51 pm

GTF

PHX

5h 45m

1 stop

$340Alaska Airlines

Fri, Apr 3 - Mon, Apr 6

12:28 pm - 5:48 pm

PHX

GTF

29h 20m

2 stops

4:57 pm - 10:55 pm

GTF

PHX

5h 58m

1 stop

$365Alaska Airlines

Tue, Feb 24 - Tue, Mar 3

5:20 pm - 10:44 pm

PHX

GTF

4h 24m

1 stop

6:20 pm - 11:41 pm

GTF

PHX

6h 21m

1 stop

$376Delta

Thu, May 28 - Mon, Jun 1

9:20 am - 4:26 pm

PHX

GTF

6h 06m

1 stop

5:06 pm - 2:12 pm

GTF

PHX

22h 06m

2 stops

$382Alaska Airlines

Fri, Apr 3 - Mon, Apr 6

6:00 am - 12:23 pm

PHX

GTF

5h 23m

1 stop

6:20 pm - 11:41 pm

GTF

PHX

6h 21m

1 stop

$396Delta

Thu, May 28 - Mon, Jun 1

8:20 pm - 5:48 pm

PHX

GTF

21h 28m

2 stops

4:57 pm - 7:32 pm

GTF

PHX

26h 35m

2 stops

$409Alaska Airlines

Tue, Feb 24 - Tue, Mar 3

10:45 am - 5:33 pm

PHX

GTF

6h 48m

1 stop

6:20 pm - 12:42 am

GTF

PHX

6h 22m

1 stop

$450Delta

Tue, Feb 24 - Tue, Mar 3

Alaska Airlines flights from Phoenix to Great Falls

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

Alaska Airlines

Feb 24

PHX12:28 pmPhoenix Sky Harbor Intl

29h 20m

2 stops

GTF5:48 pmGreat Falls

Mar 3

GTF4:57 pmGreat Falls

5h 58m

1 stop

PHX10:55 pmPhoenix Sky Harbor Intl

$365

Alaska Airlines

Feb 24

PHX8:20 pmPhoenix Sky Harbor Intl

21h 28m

2 stops

GTF5:48 pmGreat Falls

Mar 3

GTF4:57 pmGreat Falls

26h 35m

2 stops

PHX7:32 pmPhoenix Sky Harbor Intl

$409

Alaska Airlines

May 28

PHX6:00 amPhoenix Sky Harbor Intl

11h 12m

2 stops

GTF6:12 pmGreat Falls

Jun 1

GTF6:52 pmGreat Falls

6h 07m

1 stop

PHX11:59 pmPhoenix Sky Harbor Intl

$466

Delta flights from Phoenix to Great Falls

Our best Delta deals on Phoenix to Great Falls flight tickets

Delta

May 28

PHX5:20 pmPhoenix Sky Harbor Intl

4h 24m

1 stop

GTF10:44 pmGreat Falls

Jun 1

GTF6:20 pmGreat Falls

6h 21m

1 stop

PHX11:41 pmPhoenix Sky Harbor Intl

$376

Delta

May 28

PHX6:00 amPhoenix Sky Harbor Intl

5h 23m

1 stop

GTF12:23 pmGreat Falls

Jun 1

GTF6:20 pmGreat Falls

6h 21m

1 stop

PHX11:41 pmPhoenix Sky Harbor Intl

$396

Delta

Feb 24

PHX10:45 amPhoenix Sky Harbor Intl

6h 48m

1 stop

GTF5:33 pmGreat Falls

Mar 3

GTF6:20 pmGreat Falls

6h 22m

1 stop

PHX12:42 amPhoenix Sky Harbor Intl

$450

Fly from

Fly to

Route

Depart

Return

Price

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 2/24

12:28 pm-5:48 pm

2 stops29h 20m

Great Falls

Tue 3/3

4:57 pm-11:59 pm

1 stop7h 02m

$255

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 2/24

8:20 pm-5:48 pm

2 stops21h 28m

Great Falls

Tue 3/3

4:57 pm-11:40 am

2 stops18h 43m

$303

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 2/24

6:15 pm-10:29 pm

1 stop4h 14m

Great Falls

Tue 3/3

5:20 am-9:37 am

1 stop4h 17m

$333

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Fri 4/3

8:20 am-4:26 pm

1 stop7h 06m

Great Falls

Mon 4/6

5:06 pm-9:51 pm

1 stop5h 45m

$340

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 2/24

12:28 pm-5:48 pm

2 stops29h 20m

Great Falls

Tue 3/3

4:57 pm-10:55 pm

1 stop5h 58m

$365

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 5/28

5:20 pm-10:44 pm

1 stop4h 24m

Great Falls

Mon 6/1

6:20 pm-11:41 pm

1 stop6h 21m

$376

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Fri 4/3

9:20 am-4:26 pm

1 stop6h 06m

Great Falls

Mon 4/6

5:06 pm-2:12 pm

2 stops22h 06m

$382

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 5/28

6:00 am-12:23 pm

1 stop5h 23m

Great Falls

Mon 6/1

6:20 pm-11:41 pm

1 stop6h 21m

$396

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 2/24

8:20 pm-5:48 pm

2 stops21h 28m

Great Falls

Tue 3/3

4:57 pm-7:32 pm

2 stops26h 35m

$409

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 2/24

10:45 am-5:33 pm

1 stop6h 48m

Great Falls

Tue 3/3

6:20 pm-12:42 am

1 stop6h 22m

$450

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	5h 23m
Direct flights	None

The fastest flight from Phoenix to Great Falls takes 5h 23m

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 5h 23m.
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 January 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 7.2 706 reviews		Search Allegiant Air flights
Delta	PriceFrom $303	Free Cancellation	Rating 7.9 8,125 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.