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$478+ Cheap flights from Helena to Knoxville (HLN - TYS)

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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
HLN — TYS
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Helena to Knoxville

Cheapest flights from Helena to Knoxville
Explore the most affordable flight options available from Helena to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 11/96:40 amHLN - TYS
1 stop7h 11mUnited Airlines
Fri 11/144:55 pmTYS - HLN
1 stop22h 32mUnited Airlines
Deal found 10/26$573

Cheap flight deals from Helena to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) to Knoxville (TYS). 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$478
(United Airlines)
Provider with most accurate pricing for Helena-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Helena-Knoxville McGhee Tyson flights.
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From Helena to Knoxville McGhee Tyson
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Helena to Knoxville 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 October 28, 2025.
Use the filters below to find and compare flights from Helena to Knoxville that are best for you.

Fly from

Helena

Fly to

Knoxville

Route

Depart

Return

Price

HelenaKnoxville

HLN - TYS

HLNTYS

Helena

Sat 3/7

2:30 pm-10:27 pm

1 stop5h 57m

Knoxville McGhee Tyson

Wed 3/11

4:25 pm-8:59 pm

1 stop6h 34m

$478

HelenaKnoxville

HLN - TYS

HLNTYS

Helena

Sun 11/9

6:40 am-3:51 pm

1 stop7h 11m

Knoxville McGhee Tyson

Fri 11/14

4:55 pm-1:27 pm

1 stop22h 32m

$573

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Compare providers for flights from Helena to Knoxville

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 Helena to Knoxville in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 Helena-Knoxville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Helena-Knoxville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Helena-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Helena-Knoxville 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 Helena-Knoxville 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 Helena to Knoxville

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

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

Currently, August is the cheapest month in which you can book a flight from Helena to Knoxville (average of $240). Flying from Helena to Knoxville in March is currently the most expensive (average of $493). 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.

Related info for your journey

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

    For as low as $478, United Airlines can have you in Knoxville from Helena in 5h 57m. The distance from Helena to Knoxville is about 1622 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Helena to Knoxville (average of $240). Flying from Helena to Knoxville in March is currently the most expensive (average of $493). 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.

See more FAQs

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Morristown
Cherokee
Crossville
Corbin
Bryson City
Alcoa
Oak Ridge
Murphy

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