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

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

How many flights depart from Phoenix to Great Falls on average per week?

As of May 2026, 6 flights take off from Phoenix and land in Great Falls each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

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 May 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.

$157 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 $498 to $406. The lowest price recently found on this route was $348.

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

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

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.

6:05 am - 12:27 pm

PHX

GTF

5h 22m

1 stop

6:25 pm - 11:36 pm

GTF

PHX

6h 11m

1 stop

$348Delta

Sat, Jun 6 - Tue, Jun 9

6:00 am - 5:39 pm

PHX

GTF

10h 39m

2 stops

1:20 pm - 6:11 pm

GTF

PHX

5h 51m

1 stop

$354Delta

Sat, Jun 6 - Tue, Jun 9

7:56 pm - 6:12 pm

PHX

GTF

21h 16m

1 stop

6:52 pm - 11:59 pm

GTF

PHX

6h 07m

1 stop

$368Alaska Airlines

Fri, Jun 5 - Sun, Jun 7

5:16 pm - 10:26 pm

PHX

GTF

4h 10m

1 stop

5:40 am - 8:49 am

GTF

PHX

4h 09m

1 stop

$374Delta

Sat, Jun 6 - Sat, Jun 13

6:00 am - 6:12 pm

PHX

GTF

11h 12m

1 stop

5:09 pm - 11:54 pm

GTF

PHX

7h 45m

1 stop

$384Alaska Airlines

Sun, Jun 7 - Thu, Jun 18

5:05 pm - 10:40 pm

PHX

GTF

4h 35m

1 stop

6:25 pm - 11:36 pm

GTF

PHX

6h 11m

1 stop

$400Delta

Thu, Jun 11 - Sun, Jun 14

8:12 pm - 6:12 pm

PHX

GTF

21h 00m

1 stop

6:52 pm - 6:11 pm

GTF

PHX

24h 19m

2 stops

$403Alaska Airlines

Sat, Jun 6 - Tue, Jun 9

5:05 pm - 10:40 pm

PHX

GTF

4h 35m

1 stop

5:40 am - 8:49 am

GTF

PHX

4h 09m

1 stop

$414Delta

Thu, Jun 11 - Sun, Jun 14

4:23 pm - 6:12 pm

PHX

GTF

24h 49m

2 stops

6:52 pm - 11:59 pm

GTF

PHX

6h 07m

1 stop

$416Alaska Airlines

Fri, Jun 5 - Sun, Jun 7

9:45 am - 5:42 pm

PHX

GTF

6h 57m

1 stop

6:28 pm - 11:41 pm

GTF

PHX

6h 13m

1 stop

$434Delta

Fri, Jul 31 - Wed, Aug 5

Alaska Airlines flights from Phoenix to Great Falls

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

Alaska Airlines

Jun 5

PHX7:56 pmPhoenix Sky Harbor Intl

21h 16m

1 stop

GTF6:12 pmGreat Falls

Jun 7

GTF6:52 pmGreat Falls

6h 07m

1 stop

PHX11:59 pmPhoenix Sky Harbor Intl

$368

Alaska Airlines

Jun 7

PHX6:00 amPhoenix Sky Harbor Intl

11h 12m

1 stop

GTF6:12 pmGreat Falls

Jun 18

GTF5:09 pmGreat Falls

7h 45m

1 stop

PHX11:54 pmPhoenix Sky Harbor Intl

$384

Alaska Airlines

Jun 6

PHX8:12 pmPhoenix Sky Harbor Intl

21h 00m

1 stop

GTF6:12 pmGreat Falls

Jun 9

GTF6:52 pmGreat Falls

24h 19m

2 stops

PHX6:11 pmPhoenix Sky Harbor Intl

$403

Delta flights from Phoenix to Great Falls

Our best Delta deals on Phoenix to Great Falls flight tickets

Delta

Jun 6

PHX6:05 amPhoenix Sky Harbor Intl

5h 22m

1 stop

GTF12:27 pmGreat Falls

Jun 9

GTF6:25 pmGreat Falls

6h 11m

1 stop

PHX11:36 pmPhoenix Sky Harbor Intl

$348

Delta

Jun 6

PHX6:00 amPhoenix Sky Harbor Intl

10h 39m

2 stops

GTF5:39 pmGreat Falls

Jun 9

GTF1:20 pmGreat Falls

5h 51m

1 stop

PHX6:11 pmPhoenix Sky Harbor Intl

$354

Delta

Jun 6

PHX5:16 pmPhoenix Sky Harbor Intl

4h 10m

1 stop

GTF10:26 pmGreat Falls

Jun 13

GTF5:40 amGreat Falls

4h 09m

1 stop

PHX8:49 amPhoenix Sky Harbor Intl

$374

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sat 6/6

6:05 am-12:27 pm

1 stop5h 22m

Great Falls

Tue 6/9

6:25 pm-11:36 pm

1 stop6h 11m

$348

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sat 6/6

6:00 am-5:39 pm

2 stops10h 39m

Great Falls

Tue 6/9

1:20 pm-6:11 pm

1 stop5h 51m

$354

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Fri 6/5

7:56 pm-6:12 pm

1 stop21h 16m

Great Falls

Sun 6/7

6:52 pm-11:59 pm

1 stop6h 07m

$368

Quickest round-trip

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sat 6/6

5:16 pm-10:26 pm

1 stop4h 10m

Great Falls

Sat 6/13

5:40 am-8:49 am

1 stop4h 09m

$374

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sun 6/7

6:00 am-6:12 pm

1 stop11h 12m

Great Falls

Thu 6/18

5:09 pm-11:54 pm

1 stop7h 45m

$384

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 6/11

5:05 pm-10:40 pm

1 stop4h 35m

Great Falls

Sun 6/14

6:25 pm-11:36 pm

1 stop6h 11m

$400

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sat 6/6

8:12 pm-6:12 pm

1 stop21h 00m

Great Falls

Tue 6/9

6:52 pm-6:11 pm

2 stops24h 19m

$403

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Thu 6/11

5:05 pm-10:40 pm

1 stop4h 35m

Great Falls

Sun 6/14

5:40 am-8:49 am

1 stop4h 09m

$414

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Fri 6/5

4:23 pm-6:12 pm

2 stops24h 49m

Great Falls

Sun 6/7

6:52 pm-11:59 pm

1 stop6h 07m

$416

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

6:28 pm-11:41 pm

1 stop6h 13m

$434

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

Other information

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 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 $214 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

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

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 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 May 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 $116	Free Cancellation	Rating 7.3 708 reviews		Search Allegiant Air flights
Delta	PriceFrom $303	Free Cancellation	Rating 7.9 8,448 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.