What is the cheapest airline that flies from Knoxville McGhee Tyson to Billings Logan Intl?

Delta is the most popular carrier operating from Knoxville McGhee Tyson to Billings Logan Intl

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport?

Prices for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport were last updated today.

How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport?

As of May 2026, there are 2 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport.

How old do you have to be to fly from Knoxville McGhee Tyson Airport to Billings Logan Intl 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 Billings Logan Intl Airport.

What documentation or ID do you need to fly to Billings Logan Intl Airport?

The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$211 Cheap Flights from Knoxville to Billings in 2026

Q: What is the typical price of a round-trip flight between Knoxville and Billings?

Prices are currently low for flights on this route. Typical prices usually range from $949 to $769. The lowest price recently found on this route was $329.

1 adult

0 bags

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Find the cheapest flights from Knoxville to Billings

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 pm - 11:13 pm

TYS

BIL

6h 58m

1 stop

6:26 am - 4:41 pm

BIL

TYS

8h 15m

1 stop

$329Delta

Wed, Aug 5 - Wed, Aug 12

6:36 pm - 11:20 pm

TYS

BIL

6h 44m

1 stop

11:51 am - 11:00 pm

BIL

TYS

9h 09m

2 stops

$334Delta

Wed, Jul 29 - Mon, Aug 10

10:28 am - 5:48 pm

TYS

BIL

9h 20m

2 stops

6:34 pm - 9:40 am

BIL

TYS

13h 06m

2 stops

$339Delta

Wed, Jul 29 - Wed, Aug 12

6:36 pm - 11:20 pm

TYS

BIL

6h 44m

1 stop

6:26 am - 4:41 pm

BIL

TYS

8h 15m

1 stop

$344Delta

Wed, Jul 29 - Tue, Aug 11

5:25 pm - 11:20 pm

TYS

BIL

7h 55m

2 stops

6:26 am - 4:41 pm

BIL

TYS

8h 15m

1 stop

$349Delta

Wed, Jul 29 - Tue, Aug 11

5:25 pm - 11:20 pm

TYS

BIL

7h 55m

2 stops

6:26 am - 4:41 pm

BIL

TYS

8h 15m

1 stop

$369Delta

Thu, Jul 30 - Wed, Aug 12

5:25 pm - 11:20 pm

TYS

BIL

7h 55m

2 stops

11:51 am - 11:00 pm

BIL

TYS

9h 09m

2 stops

$374Delta

Thu, Jul 30 - Mon, Aug 10

5:25 pm - 11:20 pm

TYS

BIL

7h 55m

2 stops

6:26 am - 4:41 pm

BIL

TYS

8h 15m

1 stop

$384Delta

Thu, Jul 30 - Tue, Aug 11

5:22 pm - 11:13 pm

TYS

BIL

7h 51m

2 stops

6:34 pm - 9:40 am

BIL

TYS

13h 06m

2 stops

$402Delta

Wed, Aug 5 - Wed, Aug 12

4:56 pm - 10:51 pm

TYS

BIL

7h 55m

1 stop

7:00 am - 3:53 pm

BIL

TYS

6h 53m

1 stop

$409United Airlines

Sat, Aug 1 - Tue, Aug 4

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Delta flights from Knoxville to Billings

Our best Delta deals on Knoxville to Billings flight tickets

Delta

Aug 5

TYS6:15 pmKnoxville McGhee Tyson

6h 58m

1 stop

BIL11:13 pmBillings Logan Intl

Aug 12

BIL6:26 amBillings Logan Intl

8h 15m

1 stop

TYS4:41 pmKnoxville McGhee Tyson

$329

Delta

Jul 29

TYS6:36 pmKnoxville McGhee Tyson

6h 44m

1 stop

BIL11:20 pmBillings Logan Intl

Aug 10

BIL11:51 amBillings Logan Intl

9h 09m

2 stops

TYS11:00 pmKnoxville McGhee Tyson

$334

Delta

Jul 29

TYS5:25 pmKnoxville McGhee Tyson

7h 55m

2 stops

BIL11:20 pmBillings Logan Intl

Aug 10

BIL11:51 amBillings Logan Intl

9h 09m

2 stops

TYS11:00 pmKnoxville McGhee Tyson

$339

United Airlines flights from Knoxville to Billings

Our best United Airlines deals on Knoxville to Billings flight tickets

United Airlines

Aug 1

TYS4:56 pmKnoxville McGhee Tyson

7h 55m

1 stop

BIL10:51 pmBillings Logan Intl

Aug 4

BIL7:00 amBillings Logan Intl

6h 53m

1 stop

TYS3:53 pmKnoxville McGhee Tyson

$409

United Airlines

Jul 24

TYS4:56 pmKnoxville McGhee Tyson

6h 21m

1 stop

BIL9:17 pmBillings Logan Intl

Jul 29

BIL2:25 pmBillings Logan Intl

5h 54m

1 stop

TYS10:19 pmKnoxville McGhee Tyson

$449

United Airlines

Jul 28

TYS4:56 pmKnoxville McGhee Tyson

6h 21m

1 stop

BIL9:17 pmBillings Logan Intl

Aug 11

BIL7:00 amBillings Logan Intl

6h 54m

1 stop

TYS3:54 pmKnoxville McGhee Tyson

$478

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 8/5

6:15 pm-11:13 pm

1 stop6h 58m

Billings Logan Intl

Wed 8/12

6:26 am-4:41 pm

1 stop8h 15m

$329

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 7/29

6:36 pm-11:20 pm

1 stop6h 44m

Billings Logan Intl

Mon 8/10

11:51 am-11:00 pm

2 stops9h 09m

$334

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 7/29

10:28 am-5:48 pm

2 stops9h 20m

Billings Logan Intl

Wed 8/12

6:34 pm-9:40 am

2 stops13h 06m

$339

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 7/29

6:36 pm-11:20 pm

1 stop6h 44m

Billings Logan Intl

Tue 8/11

6:26 am-4:41 pm

1 stop8h 15m

$344

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 7/29

5:25 pm-11:20 pm

2 stops7h 55m

Billings Logan Intl

Tue 8/11

6:26 am-4:41 pm

1 stop8h 15m

$349

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 7/30

5:25 pm-11:20 pm

2 stops7h 55m

Billings Logan Intl

Wed 8/12

6:26 am-4:41 pm

1 stop8h 15m

$369

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 7/30

5:25 pm-11:20 pm

2 stops7h 55m

Billings Logan Intl

Mon 8/10

11:51 am-11:00 pm

2 stops9h 09m

$374

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 7/30

5:25 pm-11:20 pm

2 stops7h 55m

Billings Logan Intl

Tue 8/11

6:26 am-4:41 pm

1 stop8h 15m

$384

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 8/5

5:22 pm-11:13 pm

2 stops7h 51m

Billings Logan Intl

Wed 8/12

6:34 pm-9:40 am

2 stops13h 06m

$402

Quickest round-trip

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Sat 8/1

4:56 pm-10:51 pm

1 stop7h 55m

Billings Logan Intl

Tue 8/4

7:00 am-3:53 pm

1 stop6h 53m

$409

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Knoxville to Billings

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

Prices

Airlines

What is the typical price of a round-trip flight between Knoxville and Billings?

What is the cheapest month to fly to Billings?

The month of March is, on average, the cheapest month to fly to Billings from Knoxville, with most prices found around $220. The month of January is another great option to travel to Billings, with average flight prices from Knoxville averaging around $318.

When to book flights from Knoxville to Billings

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

Estimated round-trip price

Cheap Knoxville to Billings (TYS to BIL) flight deals and tips

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

Fastest flight time	5h 46m
Direct flights	None

The fastest flight from Knoxville to Billings takes 5h 46m

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

Search flight deals

Frequently asked questions about flying from Knoxville to Billings

How far is Knoxville McGhee Tyson to Billings Logan Intl by plane?
Knoxville McGhee Tyson and Billings Logan Intl are 1443.2 mi apart from one another. A reasonable flight in good conditions will take 5h 46m.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport were last updated today.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport?
As of May 2026, there are 2 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Billings Logan Intl Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Billings Logan Intl 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 Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Knoxville to Billings?
momondo data reveals that the most frequently booked airline on the route from Knoxville to Billings is American Airlines, representing 51% of all bookings. The subsequent popular airline is United Airlines at 49%.

Best airlines flying from Knoxville to Billings

Compare and see reviews for airlines that fly from Knoxville to Billings with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $274	Free Cancellation	Rating 7.1 11,672 reviews		Search American Airlines flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 9,681 reviews		Search United Airlines flights

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

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 Billings for you.

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

Yes. momondo allows you to filter the results for Knoxville to Billings flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Billings 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 Billings right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Knoxville to Billings flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.