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Great Falls

$368+ Cheap flights from Knoxville to Great Falls (TYS - GTF)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — GTF
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Knoxville to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) 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 April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$368
(United Airlines)
Provider with most accurate pricing for Knoxville McGhee Tyson-Great Falls flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Great Falls flights.
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From Knoxville McGhee Tyson to Great Falls
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Find flight deals from Knoxville to Great Falls

Cheapest flights from Knoxville to Great Falls
Explore the most affordable flight options available from Knoxville to Great Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/234:40 pmTYS - GTF
1 stop6h 48mUnited Airlines
Sat 8/302:35 pmGTF - TYS
1 stop5h 55mUnited Airlines
Deal found 4/24$368
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/237:30 amTYS - GTF
2 stops12h 09mDelta
Sat 8/305:30 amGTF - TYS
2 stops9h 53mDelta
Deal found 4/24$374
This Mytrip deal was found by Cheapflights users on 4/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/156:00 amTYS - GTF
2 stops29h 27mMultiple Airlines
Fri 6/2010:17 amGTF - TYS
2 stops24h 33mMultiple Airlines
Deal found 4/23$512

Cheapflights Fare Finder

Customize your flight search to find flights from Knoxville 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 April 24, 2025.
Use the filters below to find and compare flights from Knoxville to Great Falls that are best for you.

Fly from

Knoxville

Fly to

Great Falls

Route

Depart

Return

Price

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Sat 8/23

4:40 pm-9:28 pm

1 stop6h 48m

Great Falls

Sat 8/30

2:35 pm-10:30 pm

1 stop5h 55m

$368

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Sat 8/23

7:30 am-5:39 pm

2 stops12h 09m

Great Falls

Sat 8/30

5:30 am-5:23 pm

2 stops9h 53m

$374

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Sun 6/15

6:00 am-9:27 am

2 stops29h 27m

Great Falls

Fri 6/20

10:17 am-12:50 pm

2 stops24h 33m

$512

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Compare providers for flights from Knoxville 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 Knoxville to Great Falls in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 Knoxville-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Great Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Great Falls flights, Cheapflights users trust Expedia the most. Expedia 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 Knoxville-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 Knoxville to Great Falls

Have a flexible travel schedule? Discover the best time to fly to Great Falls from Knoxville 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 Knoxville to Great Falls

Rainfall in Great Falls by month

Plan your trip to Great Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Great Falls ranges from 0.5 - 2.5 inches per month. June is typically the wettest month, when rainfall can reach 2.5 in. January is typically the driest time to visit Great Falls when rainfall is around 0.5 in.

Temperature in Great Falls by month

Plan your trip to Great Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Great Falls, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 April 24, 2025.
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Knoxville 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 are the cheapest airlines flying from Knoxville to Great Falls round-trip?

    Flying on United Airlines is currently your cheapest option to Great Falls, with prices starting at $368. Another option worth looking into is Delta, starting at $374 round trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville 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 Knoxville to Great Falls?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to Great Falls (average of $367). Flying from Knoxville to Great Falls in June is currently the most expensive (average of $605). 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 Knoxville to Great Falls

Discover the top airline that operate flights from Knoxville 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$384Average$628FlexibilityNo cancel feeOn-time69%

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