Which layover airport has the shortest travel time from Knoxville to Boise?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 6h 55m.

Which layover airport has the shortest connection time from Knoxville to Boise?

Denver (DEN) has the shortest average layover time for this route: 1h 22m.

Which layover airport offers the lowest fares from Knoxville to Boise?

Flights via Minneapolis (MSP) offer the lowest average round-trip price of $413.

What airlines fly to Boise?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Boise 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 Boise. Keep in mind that there are 3 different airlines that fly to Boise on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Knoxville and Boise?

Dallas (DFW) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport?

Prices for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport were last updated today.

How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport?

As of August 2026, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport.

How old do you have to be to fly from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld 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 Boise Air Term. Gowen Fld Airport.

What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

The necessary travel and health documents for your Boise Air Term. Gowen Fld 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.

$299 Cheap Flights from Knoxville to Boise in 2026

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Find the cheapest flights from Knoxville to Boise

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6:00 am - 1:00 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

9h 00m1 stop Dallas/Fort Worth

3:24 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

6h 35m1 stop Chicago O'Hare Intl

$277American Airlines

Tue, Sep 29 - Tue, Oct 13

6:00 am - 5:03 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

13h 03m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

3:24 pm - 11:59 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

6h 35m1 stop Chicago O'Hare Intl

$282American Airlines

Tue, Sep 29 - Tue, Oct 13

7:59 am - 2:02 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

8h 03m1 stop Chicago O'Hare Intl

1:50 pm - 11:22 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

7h 32m1 stop Dallas/Fort Worth

$311American Airlines

Sat, Sep 5 - Fri, Sep 11

5:30 am - 12:39 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

9h 09m1 stop Atlanta Hartsfield-Jackson

1:43 pm - 11:46 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

8h 03m1 stop Atlanta Hartsfield-Jackson

$347Delta

Thu, Jan 21 - Mon, Jan 25

7:00 am - 11:29 amTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

6h 29m1 stop Denver Intl

2:50 pm - 1:27 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

20h 37m2 stops Las Vegas Harry Reid Intl Austin Bergstrom

$350Multiple Airlines

Sun, Sep 6 - Thu, Sep 10

7:00 am - 4:05 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

11h 05m2 stops Nashville Intl Denver Intl

8:15 am - 3:45 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

5h 30m1 stop Denver Intl

$352Southwest

Thu, Jan 21 - Mon, Jan 25

4:50 pm - 9:45 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

6h 55m1 stop Denver Intl

5:00 am - 3:46 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

8h 46m1 stop Denver Intl

$370United Airlines

Fri, Sep 11 - Sat, Sep 19

6:00 am - 11:26 amTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

7h 26m1 stop Chicago O'Hare Intl

10:36 am - 9:45 pmBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

9h 09m2 stops Denver Intl Houston George Bush Intcntl

$375United Airlines

Fri, Sep 11 - Sat, Sep 19

6:20 pm - 11:59 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

7h 39m1 stop Minneapolis St Paul

11:10 pm - 9:29 amBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

8h 19m1 stop Atlanta Hartsfield-Jackson

$389Delta

Fri, Sep 11 - Sun, Sep 13

4:40 pm - 10:00 pmTYS Knoxville McGhee Tyson-BOI Boise Air Term. Gowen Fld

7h 20m1 stop Atlanta Hartsfield-Jackson

11:10 pm - 9:29 amBOI Boise Air Term. Gowen Fld-TYS Knoxville McGhee Tyson

8h 19m1 stop Atlanta Hartsfield-Jackson

$407Delta

Thu, Sep 17 - Sun, Sep 20

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American Airlines flights from Knoxville to Boise

Our best American Airlines deals on Knoxville to Boise flight tickets

American Airlines

Sep 29

TYS6:00 amKnoxville McGhee Tyson

9h 00m

1 stop

BOI1:00 pmBoise Air Term. Gowen Fld

Oct 13

BOI3:24 pmBoise Air Term. Gowen Fld

6h 35m

1 stop

TYS11:59 pmKnoxville McGhee Tyson

$299

American Airlines

Sep 29

TYS6:00 amKnoxville McGhee Tyson

13h 03m

2 stops

BOI5:03 pmBoise Air Term. Gowen Fld

Oct 13

BOI3:24 pmBoise Air Term. Gowen Fld

6h 35m

1 stop

TYS11:59 pmKnoxville McGhee Tyson

$304

American Airlines

Sep 5

TYS7:59 amKnoxville McGhee Tyson

8h 03m

1 stop

BOI2:02 pmBoise Air Term. Gowen Fld

Sep 11

BOI1:50 pmBoise Air Term. Gowen Fld

7h 32m

1 stop

TYS11:22 pmKnoxville McGhee Tyson

$311

Delta flights from Knoxville to Boise

Our best Delta deals on Knoxville to Boise flight tickets

Delta

Jan 21

TYS5:30 amKnoxville McGhee Tyson

9h 09m

1 stop

BOI12:39 pmBoise Air Term. Gowen Fld

Jan 25

BOI1:43 pmBoise Air Term. Gowen Fld

8h 03m

1 stop

TYS11:46 pmKnoxville McGhee Tyson

$347

Delta

Sep 11

TYS6:20 pmKnoxville McGhee Tyson

7h 39m

1 stop

BOI11:59 pmBoise Air Term. Gowen Fld

Sep 13

BOI11:10 pmBoise Air Term. Gowen Fld

8h 19m

1 stop

TYS9:29 amKnoxville McGhee Tyson

$389

Delta

Sep 17

TYS4:40 pmKnoxville McGhee Tyson

7h 20m

1 stop

BOI10:00 pmBoise Air Term. Gowen Fld

Sep 20

BOI11:10 pmBoise Air Term. Gowen Fld

8h 19m

1 stop

TYS9:29 amKnoxville McGhee Tyson

$407

Fly from

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Route

Depart

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Price

Cheapest round-trip

Quickest round-trip

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Tue 9/29

6:00 am-1:00 pm

1 stop9h 00m

Boise Air Term. Gowen Fld

Tue 10/13

3:24 pm-11:59 pm

1 stop6h 35m

$277

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Tue 9/29

6:00 am-5:03 pm

2 stops13h 03m

Boise Air Term. Gowen Fld

Tue 10/13

3:24 pm-11:59 pm

1 stop6h 35m

$282

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Sat 9/5

7:59 am-2:02 pm

1 stop8h 03m

Boise Air Term. Gowen Fld

Fri 9/11

1:50 pm-11:22 pm

1 stop7h 32m

$311

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Thu 1/21

5:30 am-12:39 pm

1 stop9h 09m

Boise Air Term. Gowen Fld

Mon 1/25

1:43 pm-11:46 pm

1 stop8h 03m

$347

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Sun 9/6

7:00 am-11:29 am

1 stop6h 29m

Boise Air Term. Gowen Fld

Thu 9/10

2:50 pm-1:27 pm

2 stops20h 37m

$350

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Thu 1/21

7:00 am-4:05 pm

2 stops11h 05m

Boise Air Term. Gowen Fld

Mon 1/25

8:15 am-3:45 pm

1 stop5h 30m

$352

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Fri 9/11

4:50 pm-9:45 pm

1 stop6h 55m

Boise Air Term. Gowen Fld

Sat 9/19

5:00 am-3:46 pm

1 stop8h 46m

$370

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Fri 9/11

6:00 am-11:26 am

1 stop7h 26m

Boise Air Term. Gowen Fld

Sat 9/19

10:36 am-9:45 pm

2 stops9h 09m

$375

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Fri 9/11

6:20 pm-11:59 pm

1 stop7h 39m

Boise Air Term. Gowen Fld

Sun 9/13

11:10 pm-9:29 am

1 stop8h 19m

$389

KnoxvilleBoise

TYS Knoxville McGhee Tyson - BOI Boise Air Term. Gowen Fld

TYSBOI

Knoxville McGhee Tyson

Thu 9/17

4:40 pm-10:00 pm

1 stop7h 20m

Boise Air Term. Gowen Fld

Sun 9/20

11:10 pm-9:29 am

1 stop8h 19m

$407

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Knoxville to Boise

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

Layovers

What is the cheapest month to fly to Boise?

The month of October is, on average, the cheapest month to fly to Boise from Knoxville, with most prices found around $0. If you aren’t able to travel during the month of October, then book flights to Boise from Knoxville during April instead. Flights to Boise in April, while not as cheap as those in October, still average around $384.

How have Knoxville to Boise flight prices changed over time?

As of August 2026, prices for Knoxville to Boise flights are approximately 49% cheaper when compared to flights at the same time last year.

When to book flights from Knoxville to Boise

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

Estimated round-trip price

Cheap Knoxville to Boise (TYS to BOI) flight deals and tips

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

Fastest flight time	6h 15m
Direct flights	None

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

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

Search flight deals

Frequently asked questions about flying from Knoxville to Boise

How far is Knoxville McGhee Tyson to Boise Air Term. Gowen Fld by plane?
The distance between Knoxville McGhee Tyson and Boise Air Term. Gowen Fld is about 1779.7 mi. Flights usually cover this in 6h 15m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport were last updated today.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport?
As of August 2026, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Boise Air Term. Gowen Fld 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 Boise Air Term. Gowen Fld Airport.
What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?
The necessary travel and health documents for your Boise Air Term. Gowen Fld 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 Boise?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Knoxville to Boise is Delta (40% of total bookings). The next most popular airlines are United Airlines (32%) and American Airlines (28%).

Best airlines flying from Knoxville to Boise

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $350	Free Cancellation	Rating 7.4 10,095 reviews	Search United Airlines flights
Delta	PriceFrom $358	Free Cancellation	Rating 7.8 8,497 reviews	Search Delta flights
American Airlines	PriceFrom $378	Free Cancellation	Rating 7.1 11,897 reviews	Search American Airlines flights

Nampa

Meridian

Ontario

Caldwell

McCall

Eagle

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Knoxville to Boise. momondo saves you time and could save you money on your trip.

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

Flights from Knoxville to Boise 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 Boise?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boise from Knoxville.

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

If you are simply researching potential flights to Boise, momondo offers a useful price alert feature which will track prices for flights to Boise from Knoxville and alert you when they change.

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Idaho Falls Fanning Field Airport

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Cheap flights from Knoxville to Boise from $277

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Boise departing on 9/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Knoxville to Boise

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How to get the cheapest flight ticket from Knoxville to Boise

What is the cheapest month to fly to Boise?

How have Knoxville to Boise flight prices changed over time?

What airlines fly to Boise?

Which airport is the most popular layover for flights between Knoxville and Boise?

Which layover airport offers the lowest fares from Knoxville to Boise?

Which layover airport has the shortest travel time from Knoxville to Boise?

Which layover airport has the shortest connection time from Knoxville to Boise?

When to book flights from Knoxville to Boise

Cheap Knoxville to Boise (TYS to BOI) flight deals and tips

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Frequently asked questions about flying from Knoxville to Boise

Best airlines flying from Knoxville to Boise

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

Traveling to a place near Boise?

Why use momondo?

An easier way to manage your Boise trip

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Find better results for your trip to the United States

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List of cabin classes available on flights landing in Boise. Availability may vary depending on flight origin and airline.

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