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Sky Harbor Intl

$182+ Cheap flights from Great Falls (GTF) to Sky Harbor Intl (PHX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — PHX
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Great Falls to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$306
(United Airlines)

One-way from

$182
(Alaska Airlines)

Popular in

June

Cheapest in

January

Average price

$449
Provider with most accurate pricing for Great Falls-Phoenix Sky Harbor Intl flight deals.
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Provider most trusted by Cheapflights users for Great Falls-Phoenix Sky Harbor Intl flights.
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From Great Falls to Phoenix Sky Harbor Intl
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One-way flight from Great Falls to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 19% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Great Falls to Sky Harbor Intl

Cheapest flights from Great Falls to Sky Harbor Intl
Explore the most affordable flight options available from Great Falls to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/66:40 amGTF - PHX
1 stop5h 16mUnited Airlines
Tue 5/133:29 pmPHX - GTF
1 stop4h 54mUnited Airlines
Deal found 3/23$306
This Alaska Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:07 pmGTF - PHX
1 stop6h 52mAlaska Airlines
Tue 4/297:00 amPHX - GTF
1 stop9h 27mAlaska Airlines
Deal found 3/24$309
This Delta deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/612:00 pmGTF - PHX
2 stops7h 46mDelta
Tue 5/136:00 amPHX - GTF
1 stop4h 05mDelta
Deal found 3/23$312
This United deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:00 amGTF - PHX
3 stops11h 56mMultiple Airlines
Tue 9/97:00 amPHX - GTF
2 stops7h 43mMultiple Airlines
Deal found 3/23$1,100

Cheapflights Fare Finder

Customize your flight search to find flights from Great Falls to Sky Harbor Intl 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, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from Great Falls to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Great Falls

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 5/6

6:40 am-10:56 am

1 stop5h 16m

Phoenix Sky Harbor Intl

Tue 5/13

3:29 pm-9:23 pm

1 stop4h 54m

$306

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 4/22

6:07 pm-11:59 pm

1 stop6h 52m

Phoenix Sky Harbor Intl

Tue 4/29

7:00 am-5:27 pm

1 stop9h 27m

$309

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Tue 5/6

12:00 pm-6:46 pm

2 stops7h 46m

Phoenix Sky Harbor Intl

Tue 5/13

6:00 am-11:05 am

1 stop4h 05m

$312

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 9/4

7:00 am-5:56 pm

3 stops11h 56m

Phoenix Sky Harbor Intl

Tue 9/9

7:00 am-3:43 pm

2 stops7h 43m

$1,100

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 5/8

6:07 pm-8:49 am

1 stop15h 42m

$182

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Thu 5/8

6:19 pm-8:34 am

2 stops15h 15m

$206

Great FallsPhoenix

GTF - PHX

GTFPHX

Great Falls

Mon 7/21

6:25 am-9:51 am

3 stops28h 26m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Compare providers for flights from Great Falls to Sky Harbor Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to Sky Harbor Intl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Great Falls-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Great Falls-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Great Falls to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Great Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Great Falls to Phoenix Sky Harbor Intl Airport

What is the cheapest month to book a flight from Great Falls to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Great Falls to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Great Falls to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GTF to PHX?

Find hourly flight availability from Great Falls to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

It’s typically best to fly out from Great Falls to Phoenix Sky Harbor Intl Airport in the evening. Doing so could potentially save you 70% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 in.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sky Harbor Intl. Reviews last updated March 25, 2025.
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,782 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Great Falls to Phoenix Sky Harbor Intl?

    Great Falls (GTF) is the airport you will fly out of if you book a flight from Great Falls to Phoenix Sky Harbor Intl. You should not have trouble finding flights to Phoenix Sky Harbor Intl from Great Falls; the airport handles an average of 0 outbound flights to Phoenix Sky Harbor Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Great Falls airport to Phoenix Sky Harbor Intl. It is only a 3.5 mi journey to Great Falls (GTF) from Great Falls’s city center.

  • What are the cheapest airlines flying from Great Falls to Phoenix Sky Harbor Intl Airport round-trip?

    Our cheapest airline available from Great Falls to Phoenix Sky Harbor Intl Airport is United Airlines. Our recent data shows that you can find tickets from as low as $306 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $309 and $312 round-trip. United Airlines is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Great Falls to Phoenix Sky Harbor Intl Airport one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $182. Delta flights start at $206 while deals on United Airlines start at $424 one-way.

  • Can I find deals for flights from Great Falls to Sky Harbor Intl that include hotel bookings?

    Yes. In addition to deals on Great Falls to Sky Harbor Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Great Falls to Sky Harbor Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Sky Harbor Intl.

  • Can I find deals for business class flights from Great Falls to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Great Falls to Sky Harbor Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Great Falls to Phoenix Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Great Falls to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Great Falls to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Great Falls?

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Top 3 airlines flying from Great Falls to Sky Harbor Intl

Discover the top 3 airlines that operate flights from Great Falls to Sky Harbor Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$263Average$478FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$273Average$356FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$320Average$449FlexibilityNo cancel feeOn-time69%
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