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.

$389 Cheap Flights from Knoxville to Helena in 2026

Find the cheapest flights from Knoxville to Helena

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 am - 12:30 pmTYS Knoxville McGhee Tyson-HLN Helena

8h 50m2 stops Atlanta Hartsfield-Jackson Salt Lake City

12:50 pm - 11:46 pmHLN Helena-TYS Knoxville McGhee Tyson

8h 56m2 stops Salt Lake City Atlanta Hartsfield-Jackson

$389Delta

Sat, Dec 12 - Thu, Jan 7

4:43 pm - 9:27 pmTYS Knoxville McGhee Tyson-HLN Helena

6h 44m1 stop Denver Intl

7:00 am - 2:36 pmHLN Helena-TYS Knoxville McGhee Tyson

5h 36m1 stop Denver Intl

$459United Airlines

Sat, Dec 12 - Thu, Jan 7

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

6h 40m1 stop Denver Intl

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

6h 09m1 stop Denver Intl

$459United Airlines

Sat, Nov 14 - Tue, Nov 17

11:59 am - 9:31 pmTYS Knoxville McGhee Tyson-HLN Helena

11h 32m2 stops Houston George Bush Intcntl Denver Intl

6:28 am - 3:01 pmHLN Helena-TYS Knoxville McGhee Tyson

6h 33m1 stop Denver Intl

$464United Airlines

Sat, Nov 14 - Tue, Nov 17

11:20 am - 9:31 pmTYS Knoxville McGhee Tyson-HLN Helena

12h 11m2 stops Newark Denver Intl

6:28 am - 4:59 pmHLN Helena-TYS Knoxville McGhee Tyson

8h 31m2 stops Denver Intl Chicago O'Hare Intl

$469United Airlines

Sat, Nov 14 - Tue, Nov 17

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

6h 40m1 stop Denver Intl

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

6h 09m1 stop Denver Intl

$479United Airlines

Sat, Nov 14 - Tue, Nov 17

11:59 am - 9:31 pmTYS Knoxville McGhee Tyson-HLN Helena

11h 32m2 stops Houston George Bush Intcntl Denver Intl

6:28 am - 3:01 pmHLN Helena-TYS Knoxville McGhee Tyson

6h 33m1 stop Denver Intl

$484United Airlines

Sat, Nov 14 - Tue, Nov 17

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Delta flights from Knoxville to Helena

Our best Delta deals on Knoxville to Helena flight tickets

Delta

Dec 12

TYS5:40 amKnoxville McGhee Tyson

8h 50m

2 stops

HLN12:30 pmHelena

Jan 7

HLN12:50 pmHelena

8h 56m

2 stops

TYS11:46 pmKnoxville McGhee Tyson

$389

Delta

Dec 12

TYS5:40 amKnoxville McGhee Tyson

8h 50m

2 stops

HLN12:30 pmHelena

Jan 7

HLN12:50 pmHelena

8h 56m

2 stops

TYS11:46 pmKnoxville McGhee Tyson

$652

United Airlines flights from Knoxville to Helena

Our best United Airlines deals on Knoxville to Helena flight tickets

United Airlines

Nov 14

TYS9:00 amKnoxville McGhee Tyson

6h 40m

1 stop

HLN1:40 pmHelena

Nov 17

HLN2:23 pmHelena

6h 09m

1 stop

TYS10:32 pmKnoxville McGhee Tyson

$459

United Airlines

Nov 14

TYS11:59 amKnoxville McGhee Tyson

11h 32m

2 stops

HLN9:31 pmHelena

Nov 17

HLN6:28 amHelena

6h 33m

1 stop

TYS3:01 pmKnoxville McGhee Tyson

$464

United Airlines

Nov 14

TYS11:20 amKnoxville McGhee Tyson

12h 11m

2 stops

HLN9:31 pmHelena

Nov 17

HLN6:28 amHelena

8h 31m

2 stops

TYS4:59 pmKnoxville McGhee Tyson

$469

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 12/12

5:40 am-12:30 pm

2 stops8h 50m

Helena

Thu 1/7

12:50 pm-11:46 pm

2 stops8h 56m

$389

Quickest round-trip

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 12/12

4:43 pm-9:27 pm

1 stop6h 44m

Helena

Thu 1/7

7:00 am-2:36 pm

1 stop5h 36m

$459

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 11/14

9:00 am-1:40 pm

1 stop6h 40m

Helena

Tue 11/17

2:23 pm-10:32 pm

1 stop6h 09m

$459

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 11/14

11:59 am-9:31 pm

2 stops11h 32m

Helena

Tue 11/17

6:28 am-3:01 pm

1 stop6h 33m

$464

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 11/14

11:20 am-9:31 pm

2 stops12h 11m

Helena

Tue 11/17

6:28 am-4:59 pm

2 stops8h 31m

$469

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 11/14

9:00 am-1:40 pm

1 stop6h 40m

Helena

Tue 11/17

2:23 pm-10:32 pm

1 stop6h 09m

$479

KnoxvilleHelena

TYS Knoxville McGhee Tyson - HLN Helena

TYSHLN

Knoxville McGhee Tyson

Sat 11/14

11:59 am-9:31 pm

2 stops11h 32m

Helena

Tue 11/17

6:28 am-3:01 pm

1 stop6h 33m

$484

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 52% 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	$389
Fastest flight time	6h 15m
Direct flights	None

The best flight deal from Knoxville to Helena found on momondo in the last 72 hours is $389

The fastest flight from Knoxville to Helena takes 6h 15m

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 15m 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.