What airlines fly to Knoxville?

Allegiant Air, American Airlines and Delta are the top three most popular airlines that fly to Knoxville from Boston according to our data. Allegiant Air is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Knoxville. Keep in mind that there are 6 different airlines that fly to Knoxville on a routine basis, so you have a few additional options to choose from.

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

New York (LGA) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

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

Philadelphia (PHL) has the shortest average layover time for this route: 1h 21m.

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

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 5h 04m.

How many flights depart from Boston to Knoxville on average per week?

2 flights are operational weekly from Boston to Knoxville as of June 2026. The most popular departure day for this route is Thu, with 50% of flights per week taking off on this day.

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

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $346.

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

Southwest and United Airlines are the most popular carriers operating from Boston Logan Intl to Knoxville McGhee Tyson

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

Prices for flights from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport refresh daily.

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

The number of operators available for flights from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport is 5 as of June 2026.

How old do you have to be to fly from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport.

What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

The travel and health documents you'll need for your trip to Knoxville McGhee Tyson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$60 Cheap Flights from Boston to Knoxville in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $161 to $338. The lowest price recently found on this route was $114.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Knoxville

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:35 pm - 3:01 pm

BOS

TYS

2h 26mnonstop

7:10 am - 9:25 am

TYS

BOS

2h 15mnonstop

$114Allegiant Air

Thu, Sep 3 - Thu, Sep 10

9:02 am - 11:32 am

BOS

TYS

2h 30mnonstop

8:30 am - 10:42 am

TYS

BOS

2h 12mnonstop

$118Allegiant Air

Sat, Oct 3 - Wed, Oct 7

10:15 am - 12:41 pm

BOS

TYS

2h 26mnonstop

7:10 am - 9:25 am

TYS

BOS

2h 15mnonstop

$119Allegiant Air

Thu, Sep 10 - Sun, Sep 13

12:39 pm - 3:07 pm

BOS

TYS

2h 28mnonstop

7:10 am - 9:25 am

TYS

BOS

2h 15mnonstop

$130Allegiant Air

Thu, Aug 27 - Thu, Sep 10

12:35 pm - 3:01 pm

BOS

TYS

2h 26mnonstop

8:30 am - 10:42 am

TYS

BOS

2h 12mnonstop

$145Allegiant Air

Sat, Sep 26 - Wed, Sep 30

10:17 am - 12:47 pm

BOS

TYS

2h 30mnonstop

8:30 am - 10:42 am

TYS

BOS

2h 12mnonstop

$151Allegiant Air

Sun, Oct 4 - Wed, Oct 7

11:35 am - 2:11 pm

BOS

TYS

2h 36mnonstop

8:30 am - 10:45 am

TYS

BOS

2h 15mnonstop

$152Allegiant Air

Thu, Dec 3 - Sun, Dec 6

10:40 am - 1:09 pm

BOS

TYS

2h 29mnonstop

7:30 am - 9:50 am

TYS

BOS

2h 20mnonstop

$159Allegiant Air

Thu, Aug 13 - Sun, Aug 16

9:55 am - 12:17 pm

BOS

TYS

2h 22mnonstop

7:30 am - 9:50 am

TYS

BOS

2h 20mnonstop

$160Allegiant Air

Sat, Aug 1 - Sun, Aug 2

12:35 pm - 3:01 pm

BOS

TYS

2h 26mnonstop

8:30 am - 10:42 am

TYS

BOS

2h 12mnonstop

$162Allegiant Air

Sat, Sep 26 - Wed, Sep 30

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Allegiant Air flights from Boston to Knoxville

Our best Allegiant Air deals on Boston to Knoxville flight tickets

Allegiant Air

Sep 3

BOS12:35 pmBoston Logan Intl

2h 26m

TYS3:01 pmKnoxville McGhee Tyson

Sep 10

TYS7:10 amKnoxville McGhee Tyson

2h 15m

BOS9:25 amBoston Logan Intl

$114

Allegiant Air

Oct 3

BOS9:02 amBoston Logan Intl

2h 30m

TYS11:32 amKnoxville McGhee Tyson

Oct 7

TYS8:30 amKnoxville McGhee Tyson

2h 12m

BOS10:42 amBoston Logan Intl

$118

Allegiant Air

Sep 10

BOS10:15 amBoston Logan Intl

2h 26m

TYS12:41 pmKnoxville McGhee Tyson

Sep 13

TYS7:10 amKnoxville McGhee Tyson

2h 15m

BOS9:25 amBoston Logan Intl

$119

American Airlines flights from Boston to Knoxville

Our best American Airlines deals on Boston to Knoxville flight tickets

American Airlines

Jul 4

BOS8:03 amBoston Logan Intl

5h 07m

1 stop

TYS1:10 pmKnoxville McGhee Tyson

Jul 25

TYS8:05 pmKnoxville McGhee Tyson

4h 32m

1 stop

BOS12:37 amBoston Logan Intl

$277

American Airlines

Jul 4

BOS8:03 amBoston Logan Intl

5h 07m

1 stop

TYS1:10 pmKnoxville McGhee Tyson

Jul 25

TYS8:05 pmKnoxville McGhee Tyson

4h 32m

1 stop

BOS12:37 amBoston Logan Intl

$278

American Airlines

Jul 1

BOS12:32 pmBoston Logan Intl

7h 37m

1 stop

TYS8:09 pmKnoxville McGhee Tyson

Jul 13

TYS5:00 amKnoxville McGhee Tyson

4h 19m

1 stop

BOS9:19 amBoston Logan Intl

$355

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Thu 9/3

12:35 pm-3:01 pm

Nonstop2h 26m

Knoxville McGhee Tyson

Thu 9/10

7:10 am-9:25 am

Nonstop2h 15m

$114

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Sat 10/3

9:02 am-11:32 am

Nonstop2h 30m

Knoxville McGhee Tyson

Wed 10/7

8:30 am-10:42 am

Nonstop2h 12m

$118

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Thu 9/10

10:15 am-12:41 pm

Nonstop2h 26m

Knoxville McGhee Tyson

Sun 9/13

7:10 am-9:25 am

Nonstop2h 15m

$119

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Thu 8/27

12:39 pm-3:07 pm

Nonstop2h 28m

Knoxville McGhee Tyson

Thu 9/10

7:10 am-9:25 am

Nonstop2h 15m

$130

Quickest round-trip

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Sat 9/26

12:35 pm-3:01 pm

Nonstop2h 26m

Knoxville McGhee Tyson

Wed 9/30

8:30 am-10:42 am

Nonstop2h 12m

$145

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Sun 10/4

10:17 am-12:47 pm

Nonstop2h 30m

Knoxville McGhee Tyson

Wed 10/7

8:30 am-10:42 am

Nonstop2h 12m

$151

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Thu 12/3

11:35 am-2:11 pm

Nonstop2h 36m

Knoxville McGhee Tyson

Sun 12/6

8:30 am-10:45 am

Nonstop2h 15m

$152

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Thu 8/13

10:40 am-1:09 pm

Nonstop2h 29m

Knoxville McGhee Tyson

Sun 8/16

7:30 am-9:50 am

Nonstop2h 20m

$159

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Sat 8/1

9:55 am-12:17 pm

Nonstop2h 22m

Knoxville McGhee Tyson

Sun 8/2

7:30 am-9:50 am

Nonstop2h 20m

$160

BostonKnoxville

BOS - TYS

BOSTYS

Boston Logan Intl

Sat 9/26

12:35 pm-3:01 pm

Nonstop2h 26m

Knoxville McGhee Tyson

Wed 9/30

8:30 am-10:42 am

Nonstop2h 12m

$162

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 Boston to Knoxville

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

Other information

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

What is the cheapest month to fly to Knoxville?

The month of February is, on average, the cheapest month to fly to Knoxville from Boston, with most prices found around $160. If you aren’t able to travel during the month of February, then book flights to Knoxville from Boston during July instead. Flights to Knoxville in July, while not as cheap as those in February, still average around $268.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from Boston to Knoxville is on a Friday. Travelers who choose to depart for Knoxville on a Friday will often find tickets for as low as $197. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Knoxville for around $352.

What is the cheapest Boston Logan Intl to Knoxville McGhee Tyson flight route?

Fly from Boston Logan Intl to Knoxville McGhee Tyson for the best Boston Logan Intl - Knoxville McGhee Tyson flight prices

How far in advance should I book a flight from Boston to Knoxville?

You are more likely to see cheaper flights to Knoxville from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $289 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from Boston for as low as $204 on momondo.

What cabin class options are available on Boston to Knoxville flights?

There is only 1 cabin class available to choose from on Boston to Knoxville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Knoxville flight prices changed over time?

As of June 2026, prices for Boston to Knoxville flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Knoxville

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

Estimated round-trip price

Cheap Boston to Knoxville (BOS to TYS) flight deals and tips

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

Best Price Found	$104
Fastest flight time	2h 22m
Direct flights	Mon, Fri and Sun
Airports in Knoxville	1 airport

The best one-way flight to Knoxville from Boston in the past 72 hours is $104. The best round-trip flight deal from Boston to Knoxville found on momondo in the last 72 hours is $135.

The fastest flight from Boston to Knoxville takes 2h 22m

Direct flights go from Boston to Knoxville on Monday, Friday and Sunday. The only airline offering direct flights is Allegiant Air.

There is 1 airport in Knoxville. From Boston there are direct flights to Knoxville McGhee Tyson (TYS).

Search flight deals

Frequently asked questions about flying from Boston to Knoxville

How far is Boston Logan Intl to Knoxville McGhee Tyson by plane?
The distance between Boston Logan Intl and Knoxville McGhee Tyson is about 816.8 mi. By plane, this route typically takes 2h 22m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport?
Prices for flights from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport refresh daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport?
The number of operators available for flights from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport is 5 as of June 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport.
What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?
The travel and health documents you'll need for your trip to Knoxville McGhee Tyson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Knoxville McGhee Tyson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Knoxville?
Based on momondo bookings for flights between Boston and Knoxville, the leading plane model is Airbus A320-100/200, making up 92.98% of the total bookings. Other popular models include Embraer 175 with 1.24%, Boeing 737 MAX 8 with 0.83%, and Airbus A321-100/200 with 0.83%.
What is the most popular airline from Boston to Knoxville?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Knoxville is Allegiant Air (58% of total bookings). The next most popular airlines are American Airlines (26%), Delta (10%), and Southwest (3%).

Best airlines flying from Boston to Knoxville

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $94	Free Cancellation	Rating 7.3 693 reviews	Search Allegiant Air flights
Delta	PriceFrom $151	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
United Airlines	PriceFrom $210	Free Cancellation	Rating 7.4 9,895 reviews	Search United Airlines flights
American Airlines	PriceFrom $248	Free Cancellation	Rating 7.1 11,778 reviews	Search American Airlines flights
Southwest	PriceFrom $279	Free Cancellation	Rating 7.9 4,244 reviews	Search Southwest flights

Allegiant Air Flights From Boston to Knoxville
The lowest priced Allegiant Air flight from Boston to Knoxville from the last 72 hours was $94. Generally, Allegiant Air has 2 flights on this route every week with an average price of $232. Allegiant Air is rated 7.3/10 by our users.

Pigeon Forge

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Cherokee

Bryson City

Morristown

Corbin

Alcoa

Maryville

Murphy

Crossville

Oak Ridge

Kodak

Newport

Lenoir City

Dandridge

Clinton

Jefferson City

Rockford

Why use momondo?

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

Finding the right flight to Knoxville from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Knoxville quick and easy, saving you time and money.

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

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

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

Once all potential Boston to Knoxville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Boston to Knoxville 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.

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Cheap flights from Boston to Knoxville from $76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Knoxville departing on 8/27. 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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Allegiant Air flights from Boston to Knoxville

Our best Allegiant Air deals on Boston to Knoxville flight tickets

American Airlines flights from Boston to Knoxville

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How to get the cheapest flight ticket from Boston to Knoxville

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

What is the cheapest month to fly to Knoxville?

What is the cheapest day to depart on your flight to Knoxville?

What is the cheapest Boston Logan Intl to Knoxville McGhee Tyson flight route?

How far in advance should I book a flight from Boston to Knoxville?

What cabin class options are available on Boston to Knoxville flights?

How have Boston to Knoxville flight prices changed over time?

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

What airlines fly to Knoxville?

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

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

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

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

How many flights depart from Boston to Knoxville on average per week?

When to book flights from Boston to Knoxville

Cheap Boston to Knoxville (BOS to TYS) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Knoxville

Frequently asked questions about flying from Boston to Knoxville

Best airlines flying from Boston to Knoxville

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

Allegiant Air Flights From Boston to Knoxville

Traveling to a place near Knoxville?

Why use momondo?

An easier way to manage your Knoxville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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