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Helena

$324+ Cheap flights from Knoxville to Helena (TYS - HLN)

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HLN
Jan 2 — Jan 91
Fri 1/2
Fri 1/9
1 adult, Economy
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Cheap flight deals from Knoxville to Helena

Cheapest flights from Knoxville to Helena
Explore the most affordable flight options available from Knoxville to Helena. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 3, 2025.

This United Airlines deal was found by Cheapflights users on 12/3. 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.
Wed 12/315:45 amTYS - HLN
2 stops10h 00mUnited Airlines
Wed 1/72:27 pmHLN - TYS
1 stop6h 04mUnited Airlines
Deal found 12/3$426

Find flight deals from Knoxville to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Helena (HLN). 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 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$324
(Delta)
Provider with most accurate pricing for Knoxville McGhee Tyson-Helena flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Helena flights.
Search Deals
From Knoxville McGhee Tyson to Helena
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Helena 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 3, 2025.
Use the filters below to find and compare flights from Knoxville to Helena that are best for you.

Fly from

Knoxville

Fly to

Helena

Route

Depart

Return

Price

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Sat 1/10

5:40 am-12:27 pm

2 stops8h 47m

Helena

Wed 1/14

5:30 am-8:47 pm

2 stops13h 17m

$324

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Sat 1/10

4:25 pm-9:26 pm

1 stop7h 01m

Helena

Wed 1/14

2:27 pm-10:31 pm

1 stop6h 04m

$379

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Thu 1/15

9:30 am-9:26 pm

2 stops13h 56m

Helena

Thu 1/22

6:15 am-7:50 pm

2 stops11h 35m

$469

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Wed 12/31

5:45 am-1:45 pm

2 stops10h 00m

$348

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Wed 12/31

11:08 am-5:55 pm

3 stops32h 47m

$1,225

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

Compare providers for flights from Knoxville to Helena

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 Helena in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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-Helena flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-Helena flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Knoxville-Helena flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Helena 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 Knoxville-Helena 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 Helena

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

What is the cheapest month to book a flight from Knoxville to Helena?

Currently, October is the cheapest month in which you can book a flight from Knoxville to Helena (average of $275). Flying from Knoxville to Helena in December is currently the most expensive (average of $362). 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.

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. 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 Helena. Reviews last updated December 3, 2025.
Get a feel of what it's like to fly with United Airlines from Knoxville to Helena by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,063 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,063 reviews
United Airlines
7.4
Good
9,063 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Helena. 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 Knoxville to Helena?

    For as low as $379, Delta can have you in Helena from Knoxville in 7h 01m. The distance from Knoxville to Helena is about 1622 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Knoxville to Helena round-trip?

    Cheapflights users have booked flights from Knoxville to Helena round-trip from $294.

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

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

  • How can I find direct flights from Knoxville to Helena?

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Helena 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 Helena?

    Currently, October is the cheapest month in which you can book a flight from Knoxville to Helena (average of $275). Flying from Knoxville to Helena in December is currently the most expensive (average of $362). 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 Helena

Discover the top airline that operate flights from Knoxville to Helena. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$294Average$537FlexibilityNo cancel feeOn-time69%

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