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Helena

$359+ 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — HLN
Aug 6 — Aug 131
Thu 8/6
Thu 8/13
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 July 7, 2026.

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 12/165:30 am
TYS
-
HLN
2 stops8h 54m
Delta
Mon 1/1112:50 pm
HLN
-
TYS
2 stops8h 56m
Delta
Deal found 7/6$359
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 11/145:01 pm
TYS
-
HLN
1 stop6h 38m
United Airlines
Tue 11/176:15 am
HLN
-
TYS
1 stop7h 44m
United Airlines
Deal found 7/5$449
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.
Mon 7/134:56 pm
TYS
-
HLN
1 stop6h 24m
United Airlines
Fri 8/146:15 am
HLN
-
TYS
1 stop7h 39m
United Airlines
Deal found 7/6$528
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.
Mon 7/134:56 pm
TYS
-
HLN
1 stop6h 24m
United Airlines
Thu 8/132:35 pm
HLN
-
TYS
1 stop5h 54m
United Airlines
Deal found 7/6$593
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.
Thu 9/174:50 pm
TYS
-
HLN
1 stop6h 40m
United Airlines
Sun 9/202:35 pm
HLN
-
TYS
1 stop6h 09m
United Airlines
Deal found 7/6$600
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 7/144:56 pm
TYS
-
HLN
1 stop6h 24m
United Airlines
Wed 8/122:35 pm
HLN
-
TYS
1 stop5h 54m
United Airlines
Deal found 7/6$719
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 7/1411:57 am
TYS
-
HLN
2 stops12h 42m
Delta
Thu 8/1312:55 pm
HLN
-
TYS
2 stops8h 57m
Delta
Deal found 7/6$723
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 7/144:56 pm
TYS
-
HLN
1 stop6h 24m
United Airlines
Fri 8/146:15 am
HLN
-
TYS
1 stop7h 39m
United Airlines
Deal found 7/6$754

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 July 7, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$449
(United Airlines)

One-way from

$408
(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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One-way flight 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 July 7, 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 11/14

5:01 pm-9:39 pm

1 stop6h 38m

Helena

Tue 11/17

6:15 am-3:59 pm

1 stop7h 44m

$449

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Wed 12/16

2:00 pm-8:59 pm

2 stops8h 59m

Helena

Mon 1/11

2:30 pm-10:20 pm

1 stop5h 50m

$776

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Thu 9/17

6:00 am-4:41 pm

2 stops12h 41m

Helena

Sun 9/20

5:18 pm-11:43 am

2 stops16h 25m

$829

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Thu 9/17

9:45 am-9:30 pm

2 stops13h 45m

Helena

Sun 9/20

2:35 pm-10:44 pm

1 stop6h 09m

$1,027
Cheapest one-way
Quickest one-way

KnoxvilleHelena

TYS - HLN

TYSHLN

Knoxville McGhee Tyson

Sat 8/8

8:48 am-1:33 pm

1 stop6h 45m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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 July 7, 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
9,938 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
9,938 reviews
United Airlines
7.4
Good
9,938 reviews

Entertainment

7.1

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

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, Delta can have you in Helena from Knoxville in 6h 38m. The distance from Knoxville to Helena is about 1622 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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 July 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$294Average$468FlexibilityNo cancel feeOn-time69%

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