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Helena

$449+ 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HLN
Jun 8 — Jun 151
Mon 6/8
Mon 6/15
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 May 9, 2026.

This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sat 10/249:00 am
TYS
-
HLN
1 stop6h 44m
United Airlines
Tue 10/277:00 am
HLN
-
TYS
1 stop5h 36m
United Airlines
Deal found 5/6$449
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Fri 5/224:56 pm
TYS
-
HLN
1 stop6h 24m
United Airlines
Tue 5/266:15 am
HLN
-
TYS
2 stops9h 52m
United Airlines
Deal found 5/6$1,145
This Delta deal was found by Cheapflights users on 5/6. 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.
Fri 5/225:40 am
TYS
-
HLN
2 stops8h 43m
Delta
Tue 5/265:45 am
HLN
-
TYS
2 stops13h 40m
Delta
Deal found 5/6$1,393

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 May 9, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$449
(United Airlines)
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.
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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 May 9, 2026.
Use the filters below to find and compare flights from Knoxville to Helena that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Sat 10/24

9:00 am-1:44 pm

1 stop6h 44m

Helena

Tue 10/27

7:00 am-2:36 pm

1 stop5h 36m

$449

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Fri 5/22

8:48 am-1:33 pm

1 stop6h 45m

Helena

Tue 5/26

2:20 pm-10:19 pm

1 stop5h 59m

$1,303

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Knoxville-Helena flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Knoxville-Helena flight deals on Cheapflights vs. Expedia <90% 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 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-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.

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 May 9, 2026.
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
9,692 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,692 reviews
United Airlines
7.4
Good
9,692 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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 $449, United Airlines can have you in Helena from Knoxville in 6h 44m. The distance from Knoxville to Helena is about 1622 mi.

  • 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.

See more FAQs

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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 May 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$294Average$515FlexibilityNo cancel feeOn-time69%

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