HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tucson

$398+ Cheap flights from Great Falls to Tucson (GTF - TUS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — TUS
Aug 16 — Aug 231
Sun 8/16
Sun 8/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Great Falls to Tucson 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 Tucson

Cheapest flights from Great Falls to Tucson
Explore the most affordable flight options available from Great Falls to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 17, 2026.

This United Airlines deal was found by Cheapflights users on 7/15. 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 11/36:30 am
GTF
-
TUS
1 stop6h 58m
United Airlines
Sat 11/78:15 am
TUS
-
GTF
1 stop5h 22m
United Airlines
Deal found 7/15$398
This Alaska Airlines deal was found by Cheapflights users on 7/15. 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 11/34:57 pm
GTF
-
TUS
1 stop5h 51m
Alaska Airlines
Sat 11/77:32 am
TUS
-
GTF
2 stops8h 45m
Alaska Airlines
Deal found 7/15$446

Find flight deals from Great Falls to Tucson

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) to Tucson (TUS). 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 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$398
(United Airlines)

Popular in

April

Cheapest in

June

Average price

$508
Provider with most accurate pricing for Great Falls-Tucson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Great Falls-Tucson flights.
Search Deals
From Great Falls to Tucson
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($78 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls to Tucson 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 17, 2026.
Use the filters below to find and compare flights from Great Falls to Tucson that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Great FallsTucson

GTF - TUS

GTFTUS

Great Falls

Tue 11/3

6:30 am-1:28 pm

1 stop6h 58m

Tucson

Sat 11/7

8:15 am-1:37 pm

1 stop5h 22m

$398

Great FallsTucson

GTF - TUS

GTFTUS

Great Falls

Tue 11/3

4:57 pm-10:48 pm

1 stop5h 51m

Tucson

Sat 11/7

7:32 am-4:17 pm

2 stops8h 45m

$446

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/15

Sorted by cheapest first

Compare providers for flights from Great Falls to Tucson

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 Tucson in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Great Falls-Tucson flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Tucson flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Tucson flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Great Falls-Tucson 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-Tucson 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 Tucson

Have a flexible travel schedule? Discover the best time to fly to Tucson 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.

Reviews of airlines servicing Tucson

Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated July 17, 2026.
See what other customers who have flown with Delta from Great Falls to Tucson have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,474 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,474 reviews
Delta
7.8
Good
8,474 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

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

  • How long is the flight from Great Falls to Tucson?

    Airlines like United Airlines and Alaska Airlines fly from Great Falls to Tucson in about 5h 51m. The time it takes to get you to your destination can typically vary by up to 1h 07m. The distance between Great Falls and Tucson is about 1061 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Great Falls to Tucson round-trip?

    Delta, at $319, was found to be the cheapest airline from Great Falls to Tucson.. You may be able to fly from Great Falls to Tucson for 31% less than the average price by searching for this airline.

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

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

  • How can I find direct flights from Great Falls to Tucson?

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

  • Can I find deals for business class flights from Great Falls to Tucson?

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

See more FAQs

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Sierra Vista
Bisbee

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Great Falls to Tucson

Discover the top airline that operate flights from Great Falls to Tucson. 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 July 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$319Average$442FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.