$229+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — PHX
Aug 5 — Aug 121
Round-trip
1 adult, Economy
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Find cheap flights from Great Falls to Sky Harbor Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Great Falls to Sky Harbor Intl
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Cheapest flights from Great Falls to Sky Harbor IntlExplore 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 July 6, 2026.
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 July 6, 2026.
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 8/126:15 am
GTF
- PHX
1 stop7h 13m
United Airlines
Wed 8/193:19 pm
PHX
- GTF
1 stop4h 53m
United Airlines
Deal found 7/5![United Airlines logo]()
$408
This Expedia deal was found by Cheapflights users on 7/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:09 pm
GTF
- PHX
1 stop7h 40m
Alaska Airlines
Sat 8/229:02 am
PHX
- GTF
1 stop6h 36m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$440
This Delta deal was found by Cheapflights users on 7/3. 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.
Thu 10/11:15 pm
GTF
- PHX
2 stops11h 21m
Delta
Sat 10/106:45 am
PHX
- GTF
2 stops9h 57m
Delta
Deal found 7/3![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 7/6. 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 11/175:30 am
GTF
- PHX
2 stops16h 04m
Delta
Sat 11/217:00 am
PHX
- GTF
1 stop5h 27m
Delta
Deal found 7/6![Delta logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 8/125:09 pm
GTF
- PHX
1 stop6h 44m
Alaska Airlines
Sun 8/166:53 pm
PHX
- GTF
1 stop20h 36m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 7/3. 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.
Wed 8/121:08 pm
GTF
- PHX
1 stop3h 56m
Delta
Tue 8/186:00 am
PHX
- GTF
1 stop5h 28m
Delta
Deal found 7/3![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 10/315:15 pm
GTF
- PHX
2 stops22h 59m
Alaska Airlines
Wed 11/49:02 am
PHX
- GTF
1 stop7h 15m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$466
This Delta deal was found by Cheapflights users on 7/2. 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 12/296:20 pm
GTF
- PHX
1 stop6h 22m
Delta
Sat 1/211:05 am
PHX
- GTF
1 stop6h 38m
Delta
Deal found 7/2![Delta logo]()
$472
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/186:15 am
GTF
- PHX
1 stop5h 22m
United Airlines
Sat 8/221:34 pm
PHX
- GTF
1 stop6h 38m
United Airlines
Deal found 7/6![United Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 7/6. 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.
Wed 8/121:08 pm
GTF
- PHX
2 stops10h 52m
Delta
Sun 8/166:00 am
PHX
- GTF
1 stop5h 28m
Delta
Deal found 7/6![Delta logo]()
$478
Best flights from Great Falls to Sky Harbor IntlDiscover carefully curated flight deals from Great Falls to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 6, 2026.
Discover carefully curated flight deals from Great Falls to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 6, 2026.
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 10/316:30 am
GTF
- PHX
1 stop5h 14m
United Airlines
Wed 11/42:46 pm
PHX
- GTF
1 stop7h 01m
United Airlines
Deal found 7/5![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 7/3. 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.
Thu 10/11:15 pm
GTF
- PHX
2 stops11h 21m
Delta
Sat 10/106:45 am
PHX
- GTF
2 stops9h 57m
Delta
Deal found 7/3![Delta logo]()
$453
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
Thu 10/15:19 pm
GTF
- PHX
1 stop7h 25m
Alaska Airlines
Sat 10/108:02 am
PHX
- GTF
1 stop7h 33m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 7/6. 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.
Wed 8/121:08 pm
GTF
- PHX
1 stop3h 56m
Delta
Tue 8/186:00 am
PHX
- GTF
1 stop5h 28m
Delta
Deal found 7/6![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Sat 10/315:15 pm
GTF
- PHX
2 stops22h 59m
Alaska Airlines
Wed 11/49:02 am
PHX
- GTF
1 stop7h 15m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$466
This Delta deal was found by Cheapflights users on 7/3. 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.
Wed 10/146:18 pm
GTF
- PHX
1 stop4h 35m
Delta
Mon 10/195:25 pm
PHX
- GTF
1 stop4h 19m
Delta
Deal found 7/3![Delta logo]()
$472
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 10/145:15 pm
GTF
- PHX
1 stop7h 40m
Alaska Airlines
Mon 10/192:45 pm
PHX
- GTF
2 stops24h 50m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$513
This Delta deal was found by Cheapflights users on 7/6. 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.
Wed 8/121:08 pm
GTF
- PHX
2 stops10h 52m
Delta
Sun 8/166:00 am
PHX
- GTF
1 stop5h 28m
Delta
Deal found 7/6![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 7/2. 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.
Thu 8/135:40 am
GTF
- PHX
2 stops10h 42m
Delta
Sun 8/169:51 am
PHX
- GTF
1 stop6h 47m
Delta
Deal found 7/2![Delta logo]()
$486
This Delta deal was found by Cheapflights users on 7/5. 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.
Wed 8/121:08 pm
GTF
- PHX
2 stops10h 52m
Delta
Wed 8/1912:15 pm
PHX
- GTF
2 stops9h 23m
Delta
Deal found 7/5![Delta logo]()
$517
Last-minute flights from Great Falls to Sky Harbor IntlDiscover last-minute flight deals from Great Falls to Sky Harbor Intl. Data last updated July 6, 2026 and is based on user searches.
Discover last-minute flight deals from Great Falls to Sky Harbor Intl. Data last updated July 6, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 8/126:15 am
GTF
- PHX
1 stop7h 13m
United Airlines
Wed 8/193:19 pm
PHX
- GTF
1 stop4h 53m
United Airlines
Deal found 7/5![United Airlines logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Wed 8/125:09 pm
GTF
- PHX
1 stop6h 44m
Alaska Airlines
Sun 8/166:53 pm
PHX
- GTF
1 stop20h 36m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 7/6. 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.
Wed 8/121:08 pm
GTF
- PHX
1 stop3h 56m
Delta
Tue 8/186:00 am
PHX
- GTF
1 stop5h 28m
Delta
Deal found 7/6![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 7/6. 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.
Wed 8/121:08 pm
GTF
- PHX
2 stops10h 52m
Delta
Sun 8/166:00 am
PHX
- GTF
1 stop5h 28m
Delta
Deal found 7/6![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 7/2. 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.
Thu 8/135:40 am
GTF
- PHX
2 stops10h 42m
Delta
Sun 8/169:51 am
PHX
- GTF
1 stop6h 47m
Delta
Deal found 7/2![Delta logo]()
$486
This Expedia deal was found by Cheapflights users on 7/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:09 pm
GTF
- PHX
1 stop7h 40m
Alaska Airlines
Sat 8/229:02 am
PHX
- GTF
1 stop6h 36m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 7/6. 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 8/186:15 am
GTF
- PHX
1 stop5h 22m
United Airlines
Sat 8/221:34 pm
PHX
- GTF
1 stop6h 38m
United Airlines
Deal found 7/6![United Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 7/6. 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 8/185:40 am
GTF
- PHX
2 stops10h 42m
Delta
Sat 8/226:02 am
PHX
- GTF
2 stops10h 36m
Delta
Deal found 7/6![Delta logo]()
$483
One-way flights from Great Falls to Sky Harbor IntlSearch for one-way flight options from Great Falls to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
Search for one-way flight options from Great Falls to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated July 6, 2026.
This Priceline deal was found by Cheapflights users on 7/6. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:09 pm
GTF
- PHX
1 stop6h 44m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 7/6. 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.
Wed 8/56:18 pm
GTF
- PHX
1 stop6h 23m
Delta
Deal found 7/6![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 7/6. 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.
Sun 8/165:40 am
GTF
- PHX
1 stop4h 04m
Delta
Deal found 7/6![Delta logo]()
$240
This United Airlines deal was found by Cheapflights users on 7/5. 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.
Sun 8/166:15 am
GTF
- PHX
1 stop5h 19m
United Airlines
Deal found 7/5![United Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
Thu 10/155:15 pm
GTF
- PHX
2 stops26h 04m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$312
This Alaska Airlines deal was found by Cheapflights users on 7/5. 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.
Sun 8/165:09 pm
GTF
- PHX
2 stops22h 22m
Alaska Airlines
Deal found 7/5![Alaska Airlines logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:15 pm
GTF
- PHX
3 stops29h 20m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Sun 7/192:37 pm
GTF
- PHX
1 stop6h 55m
United Airlines
Deal found 7/3![United Airlines logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:18 pm
GTF
- PHX
3 stops19h 52m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$467
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Sun 7/126:15 am
GTF
- PHX
1 stop7h 10m
United Airlines
Deal found 7/2![United Airlines logo]()
$472
Find 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 July 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $408 (United Airlines) |
One-way from | $229 (Priceline) |
Popular in | May |
Cheapest in | July |
Average price | $125 |
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 July 6, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Sat 10/31
6:30 am-10:44 am
1 stop5h 14m
Phoenix Sky Harbor Intl
Wed 11/4
2:46 pm-9:47 pm
1 stop7h 01m
$408
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Thu 10/1
1:15 pm-11:36 pm
2 stops11h 21m
Phoenix Sky Harbor Intl
Sat 10/10
6:45 am-5:42 pm
2 stops9h 57m
$453
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Thu 10/1
5:19 pm-11:44 pm
1 stop7h 25m
Phoenix Sky Harbor Intl
Sat 10/10
8:02 am-4:35 pm
1 stop7h 33m
$458
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Wed 8/12
1:08 pm-4:04 pm
1 stop3h 56m
Phoenix Sky Harbor Intl
Tue 8/18
6:00 am-12:28 pm
1 stop5h 28m
$464
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Sat 10/31
5:15 pm-3:14 pm
2 stops22h 59m
Phoenix Sky Harbor Intl
Wed 11/4
9:02 am-4:17 pm
1 stop7h 15m
$466
Quickest round-trip
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Wed 10/14
6:18 pm-9:53 pm
1 stop4h 35m
Phoenix Sky Harbor Intl
Mon 10/19
5:25 pm-10:44 pm
1 stop4h 19m
$472
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Wed 8/12
1:08 pm-11:00 pm
2 stops10h 52m
Phoenix Sky Harbor Intl
Sun 8/16
6:00 am-12:28 pm
1 stop5h 28m
$478
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Thu 8/13
5:40 am-3:22 pm
2 stops10h 42m
Phoenix Sky Harbor Intl
Sun 8/16
9:51 am-5:38 pm
1 stop6h 47m
$486
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Wed 10/14
5:15 pm-11:55 pm
1 stop7h 40m
Phoenix Sky Harbor Intl
Mon 10/19
2:45 pm-4:35 pm
2 stops24h 50m
$513
Great FallsPhoenix
GTF - PHX
GTFPHX
Great Falls
Wed 8/12
1:08 pm-11:00 pm
2 stops10h 52m
Phoenix Sky Harbor Intl
Wed 8/19
12:15 pm-10:38 pm
2 stops9h 23m
$517
Showing 1-10 of 20 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
GTF-PHX
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, July is the cheapest month in which you can book a flight from Great Falls to Phoenix Sky Harbor Intl Airport (average of $125). Flying from Great Falls to Phoenix Sky Harbor Intl Airport in May is currently the most expensive (average of $1,638). 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.
How much does it cost to fly round-trip from Great Falls to Phoenix Sky Harbor Intl Airport?
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 July 6, 2026.
Read through reviews of airlines operating flights from Great Falls to Phoenix Sky Harbor Intl Airport, such as Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Phoenix Sky Harbor Intl Airport?
Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locationsGlendale
Buckeye
Goodyear
Surprise
Paradise Valley
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Payson
Casa Grande
Chandler
Camp Verde
Globe
Fountain Hills
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$310 | Average$470 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$310 | Average$475 | FlexibilityNo cancel fee | On-timeN/A |