When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Helena Airport?

Prices for flights from Knoxville McGhee Tyson Airport to Helena Airport are refreshed on a daily basis.

How old do you have to be to fly from Knoxville McGhee Tyson Airport to Helena Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Helena Airport.

What documentation or ID do you need to fly to Helena Airport?

The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$519 Cheap Flights from Knoxville to Helena in 2026/27

Find the cheapest flights from Knoxville to Helena

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One-way

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Cheap round-trip flights

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4:43 pm - 9:26 pmTYS Knoxville McGhee Tyson-HLN Helena

6h 43m1 stop Denver Intl

6:15 am - 2:55 pmHLN Helena-TYS Knoxville McGhee Tyson

6h 40m1 stop Denver Intl

$519United Airlines

Sat, Dec 12 - Thu, Jan 7

4:43 pm - 9:26 pmTYS Knoxville McGhee Tyson-HLN Helena

6h 43m1 stop Denver Intl

6:15 am - 4:54 pmHLN Helena-TYS Knoxville McGhee Tyson

8h 39m2 stops Denver Intl Chicago O'Hare Intl

$524United Airlines

Sat, Dec 12 - Thu, Jan 7

6:00 am - 1:52 pmTYS Knoxville McGhee Tyson-HLN Helena

9h 52m2 stops Chicago O'Hare Intl Denver Intl

6:15 am - 4:54 pmHLN Helena-TYS Knoxville McGhee Tyson

8h 39m2 stops Denver Intl Chicago O'Hare Intl

$529United Airlines

Sat, Dec 12 - Thu, Jan 7

6:15 am - 9:32 pmTYS Knoxville McGhee Tyson-HLN Helena

17h 17m3 stops Newark Washington, D.C. Reagan-National Denver Intl

6:15 am - 8:22 pmHLN Helena-TYS Knoxville McGhee Tyson

12h 07m2 stops Denver Intl Newark

$535United Airlines

Sat, Jan 30 - Wed, Feb 3

10:51 am - 9:31 pmTYS Knoxville McGhee Tyson-HLN Helena

12h 40m2 stops Chicago O'Hare Intl Denver Intl

6:28 am - 8:54 pmHLN Helena-TYS Knoxville McGhee Tyson

12h 26m2 stops Denver Intl Chicago O'Hare Intl

$644United Airlines

Sat, Nov 14 - Tue, Nov 17

6:00 am - 1:46 pmTYS Knoxville McGhee Tyson-HLN Helena

9h 46m2 stops Chicago O'Hare Intl Denver Intl

6:20 am - 3:59 pmHLN Helena-TYS Knoxville McGhee Tyson

7h 39m1 stop Denver Intl

$862United Airlines

Tue, Dec 22 - Tue, Dec 29

4:55 pm - 9:37 pmTYS Knoxville McGhee Tyson-HLN Helena

6h 42m1 stop Denver Intl

6:20 am - 3:59 pmHLN Helena-TYS Knoxville McGhee Tyson

7h 39m1 stop Denver Intl

$915United Airlines

Tue, Dec 22 - Tue, Dec 29

9:00 am - 1:40 pmTYS Knoxville McGhee Tyson-HLN Helena

6h 40m1 stop Denver Intl

6:28 am - 4:04 pmHLN Helena-TYS Knoxville McGhee Tyson

7h 36m1 stop Denver Intl

$1,218United Airlines

Sun, Nov 8 - Thu, Nov 12

5:45 am - 1:40 pmTYS Knoxville McGhee Tyson-HLN Helena

9h 55m2 stops Washington, D.C. Dulles Intl Denver Intl

2:23 pm - 10:32 pmHLN Helena-TYS Knoxville McGhee Tyson

6h 09m1 stop Denver Intl

$1,223United Airlines

Sun, Nov 8 - Thu, Nov 12

5:45 am - 1:40 pmTYS Knoxville McGhee Tyson-HLN Helena

9h 55m2 stops Washington, D.C. Dulles Intl Denver Intl

6:28 am - 8:54 pmHLN Helena-TYS Knoxville McGhee Tyson

12h 26m2 stops Denver Intl Chicago O'Hare Intl

$1,228United Airlines

Sun, Nov 8 - Thu, Nov 12

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United Airlines flights from Knoxville to Helena

Our best United Airlines deals on Knoxville to Helena flight tickets

United Airlines

Dec 12

TYS4:43 pmKnoxville McGhee Tyson

6h 43m

1 stop

HLN9:26 pmHelena

Jan 7

HLN6:15 amHelena

6h 40m

1 stop

TYS2:55 pmKnoxville McGhee Tyson

$519

United Airlines

Dec 12

TYS4:43 pmKnoxville McGhee Tyson

6h 43m

1 stop

HLN9:26 pmHelena

Jan 7

HLN6:15 amHelena

8h 39m

2 stops

TYS4:54 pmKnoxville McGhee Tyson

$524

United Airlines

Dec 12

TYS6:00 amKnoxville McGhee Tyson

9h 52m

2 stops

HLN1:52 pmHelena

Jan 7

HLN6:15 amHelena

8h 39m

2 stops

TYS4:54 pmKnoxville McGhee Tyson

$529

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 12/12

4:43 pm-9:26 pm

1 stop6h 43m

Helena

Thu 1/7

6:15 am-2:55 pm

1 stop6h 40m

$519

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 12/12

4:43 pm-9:26 pm

1 stop6h 43m

Helena

Thu 1/7

6:15 am-4:54 pm

2 stops8h 39m

$524

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 12/12

6:00 am-1:52 pm

2 stops9h 52m

Helena

Thu 1/7

6:15 am-4:54 pm

2 stops8h 39m

$529

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 1/30

6:15 am-9:32 pm

3 stops17h 17m

Helena

Wed 2/3

6:15 am-8:22 pm

2 stops12h 07m

$535

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 11/14

10:51 am-9:31 pm

2 stops12h 40m

Helena

Tue 11/17

6:28 am-8:54 pm

2 stops12h 26m

$644

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Tue 12/22

6:00 am-1:46 pm

2 stops9h 46m

Helena

Tue 12/29

6:20 am-3:59 pm

1 stop7h 39m

$862

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Tue 12/22

4:55 pm-9:37 pm

1 stop6h 42m

Helena

Tue 12/29

6:20 am-3:59 pm

1 stop7h 39m

$915

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sun 11/8

9:00 am-1:40 pm

1 stop6h 40m

Helena

Thu 11/12

6:28 am-4:04 pm

1 stop7h 36m

$1,218

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sun 11/8

5:45 am-1:40 pm

2 stops9h 55m

Helena

Thu 11/12

2:23 pm-10:32 pm

1 stop6h 09m

$1,223

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sun 11/8

5:45 am-1:40 pm

2 stops9h 55m

Helena

Thu 11/12

6:28 am-8:54 pm

2 stops12h 26m

$1,228

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Knoxville to Helena

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Helena?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Helena from Knoxville according to our data. American Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Helena. Keep in mind that there are 4 different airlines that fly to Helena on a routine basis, so you have a few additional options to choose from.

When to book flights from Knoxville to Helena

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Helena according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Knoxville to Helena (TYS to HLN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Helena

Best Price Found	$519
Fastest flight time	6h 43m
Direct flights	None

The best flight deal from Knoxville to Helena found on momondo in the last 72 hours is $519

The fastest flight from Knoxville to Helena takes 6h 43m

There are no direct flights from Knoxville to Helena. There are no popular flight routes from Knoxville to Helena.

Search flight deals

Frequently asked questions about flying from Knoxville to Helena

How far is Knoxville McGhee Tyson to Helena by plane?
The distance between Knoxville McGhee Tyson and Helena is about 1621.2 mi. Typically, this will take 6h 43m by plane in normal conditions.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Helena Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Helena Airport are refreshed on a daily basis.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Helena Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Helena Airport.
What documentation or ID do you need to fly to Helena Airport?
The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Helena?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Knoxville to Helena for you.

Can I find flights from Knoxville to Helena with flexible booking policies on momondo?

Flights from Knoxville to Helena with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Knoxville to Helena?

momondo provides multiple filters to help you find the best flight to Helena from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Knoxville to Helena right now. Can momondo alert me if prices change?

Price alerts on flights to Helena from Knoxville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.