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$137+ Cheap flights from Sky Harbor Intl (PHX) to Great Falls (GTF)

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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — GTF
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Great Falls

Cheapest flights from Sky Harbor Intl to Great Falls
Explore the most affordable flight options available from Sky Harbor Intl to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 12/236:11 pmPHX - GTF
2 stops28h 35mUnited Airlines
Tue 12/302:35 pmGTF - PHX
1 stop7h 06mUnited Airlines
Deal found 12/10$736
This Delta deal was found by Cheapflights users on 12/10. 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.
Sat 12/205:37 pmPHX - GTF
1 stop4h 53mDelta
Sun 1/46:18 pmGTF - PHX
1 stop6h 28mDelta
Deal found 12/10$741
This Delta deal was found by Cheapflights users on 12/11. 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 12/232:14 pmPHX - GTF
2 stops8h 16mDelta
Tue 12/301:11 pmGTF - PHX
2 stops9h 37mDelta
Deal found 12/11$1,138

Find flight deals from Sky Harbor Intl to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Great Falls (GTF). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$272
(Alaska Airlines)

One-way from

$137
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$611
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Great Falls flight deals.
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Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Great Falls flights.
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From Phoenix Sky Harbor Intl to Great Falls
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One-way flight from Phoenix Sky Harbor Intl to Great Falls
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Highest demand for flights based on searches. 19% potential increase in price ($124 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Great Falls 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 December 12, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Great Falls that are best for you.

Fly from

Sky Harbor Intl

Fly to

Great Falls

Route

Depart

Return

Price

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sat 2/14

7:00 am-5:48 pm

1 stop10h 48m

Great Falls

Tue 2/17

4:57 pm-11:59 pm

1 stop7h 02m

$272

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Wed 1/7

7:00 am-5:19 pm

1 stop10h 19m

Great Falls

Sun 1/11

5:59 pm-11:59 pm

1 stop6h 00m

$315

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 12/23

6:11 pm-10:46 pm

2 stops28h 35m

Great Falls

Tue 12/30

2:35 pm-9:41 pm

1 stop7h 06m

$736

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sat 12/20

5:37 pm-10:30 pm

1 stop4h 53m

Great Falls

Sun 1/4

6:18 pm-12:46 am

1 stop6h 28m

$741

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sat 1/24

7:00 am-5:19 pm

1 stop10h 19m

$137

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 6/9

10:05 am-5:39 pm

1 stop6h 34m

$213

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Wed 6/10

10:05 am-5:39 pm

1 stop6h 34m

$213

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Tue 2/17

7:15 am-5:28 pm

2 stops10h 13m

$219

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Mon 6/8

7:00 am-4:29 pm

1 stop8h 29m

$233

PhoenixGreat Falls

PHX - GTF

PHXGTF

Phoenix Sky Harbor Intl

Sun 6/7

6:00 am-12:23 pm

1 stop5h 23m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 12 results
1
2

Compare providers for flights from Sky Harbor Intl to Great Falls

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 Sky Harbor Intl to Great Falls in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Phoenix Sky Harbor Intl Airport-Great Falls flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Phoenix Sky Harbor Intl Airport-Great Falls flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Great Falls flights, Cheapflights users trust eDreams the most. eDreams 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 Phoenix Sky Harbor Intl Airport-Great Falls 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 Sky Harbor Intl to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Great Falls

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

Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Great Falls (average of $199). Flying from Phoenix Sky Harbor Intl Airport to Great Falls in July is currently the most expensive (average of $553). 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 PHX to GTF?

Find hourly flight availability from Sky Harbor Intl to Great Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport to Great Falls is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 48% on airfare.

Reviews of airlines servicing Great Falls

Get insights into the airlines that provide service to Great Falls. 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 Great Falls. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with Delta from Phoenix Sky Harbor Intl Airport to Great Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Great Falls. 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 into for flights to Great Falls from Phoenix Sky Harbor Intl?

    Located just 3.5 mi from the city center, Great Falls is the airport most travelers will use when flying to Great Falls from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to Great Falls (GTF) should be relatively easy as there are 0 daily inbound flights from Phoenix Sky Harbor Intl from 1 airline.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Great Falls?

    A quick flight from Phoenix Sky Harbor Intl Airport to Great Falls can take about 10h 48m. Alaska Airlines provides one of the quickest options available for as low as $272. The distance from Phoenix Sky Harbor Intl Airport to Great Falls is about 970 mi.

  • What is the cheapest airline to fly from Phoenix Sky Harbor Intl Airport to Great Falls round-trip?

    Cheapflights users have booked flights from Phoenix Sky Harbor Intl Airport to Great Falls round-trip from $300. You may be able to fly from Phoenix Sky Harbor Intl Airport to Great Falls for 40% less than the average price by searching for this airline.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Great Falls 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 Phoenix Sky Harbor Intl Airport to Great Falls?

    Currently, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Great Falls (average of $199). Flying from Phoenix Sky Harbor Intl Airport to Great Falls in July is currently the most expensive (average of $553). 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.

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Top airline flying from Sky Harbor Intl to Great Falls

Discover the top airline that operate flights from Sky Harbor Intl to Great Falls. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$300Average$522FlexibilityNo cancel feeOn-timeN/A

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