Cheap Flights from Boston Logan International to Knoxville

Compare Boston Logan International to Knoxville flight deals

Find the cheapest month or even day of the year to fly to Knoxville

Book the best Knoxville fare with no extra fees

Flight deals from Boston Logan International to Knoxville

Looking for a cheap last-minute deal or the best return flight from Boston Logan International to Knoxville? Find the lowest prices on one-way and return tickets right here.

Knoxville.SAR 169 per passenger.Departing Sun, 6 Apr.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Sun, 6 Apr, arriving in Knoxville.Price includes taxes and charges.From SAR 169, select.

Knoxville.SAR 169 per passenger.Departing Sun, 9 Mar.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Sun, 9 Mar, arriving in Knoxville.Price includes taxes and charges.From SAR 169, select.

Knoxville.SAR 169 per passenger.Departing Tue, 17 Jun.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Tue, 17 Jun, arriving in Knoxville.Price includes taxes and charges.From SAR 169, select.

Knoxville.SAR 195 per passenger.Departing Wed, 21 May.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Wed, 21 May, arriving in Knoxville.Price includes taxes and charges.From SAR 195, select.

Knoxville.SAR 301 per passenger.Departing Tue, 19 Aug.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Tue, 19 Aug, arriving in Knoxville.Price includes taxes and charges.From SAR 301, select.

Knoxville.SAR 309 per passenger.Departing Sat, 25 Oct.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Sat, 25 Oct, arriving in Knoxville.Price includes taxes and charges.From SAR 309, select.

Knoxville.SAR 414 per passenger.Departing Thu, 31 Jul.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 31 Jul, arriving in Knoxville.Price includes taxes and charges.From SAR 414, select.

Knoxville.SAR 589 per passenger.Departing Thu, 11 Sep.One-way flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 11 Sep, arriving in Knoxville.Price includes taxes and charges.From SAR 589, select.

Find the cheapest month to fly from Boston Logan International to Knoxville

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to Knoxville flights are currently cheapest in March.

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Direct flights from Boston Logan International to Knoxville

Boston Logan International to Knoxville: Alternative routes

Compare routes from Boston Logan International to Knoxville below. You may find an airport to fly into that's cheaper, faster, or easier than Knoxville.

Boston to Knoxville: Flight information

The things to know before you go.

Cheapest flight found	SAR 169
Cheapest month to fly	June
Average flight time	2 hrs, 29 mins
Most popular airline	Allegiant Air
Average flights per week	7

Finding cheap flights from Boston Logan International to Knoxville: Frequently asked questions

How much are return flights from Boston Logan International to Knoxville?

The best price we found for a return flight from Boston Logan International to Knoxville is SAR 338. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Boston Logan International to Knoxville?

2 hours and 29 minutes is the average flight time from Boston Logan International to Knoxville.

Which airlines fly direct from Boston Logan International to Knoxville?

Allegiant Air flies direct from Boston Logan International to Knoxville.

How many flights are there a week from Boston Logan International to Knoxville?

As of February 2025, there are 7 flights per week flying from Boston Logan International to Knoxville.

When is the cheapest time to fly from Boston Logan International to Knoxville?

The cheapest month to fly from Boston Logan International to Knoxville is usually February 2025.

Which upcoming date is cheapest to fly from Boston Logan International Airport to Knoxville Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Knoxville Airport on Sunday, 6 April 2025.

Can I get a direct flight from Boston Logan International Airport to Knoxville Airport?

Yes – the average flight time is 2 hours and 29 minutes.

How can I find the best flight deal to Knoxville?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Knoxville but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Knoxville?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Knoxville is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Boston Logan International Airport to Knoxville with?

Currently, Allegiant Air offers the cheapest flight tickets to Knoxville.

How to find cheap flights to Knoxville

Looking for cheap flights to Knoxville? Here are a few tips on how to secure the best price and make your flight journey as smooth as possible.

Simply hit 'search'. We've compared hundreds of online travel agents along with all major airlines flying to Knoxville to find the cheapest plane tickets. And with us there are no hidden fees - what you see is what you pay.
Compare flight deals to Knoxville from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Flex your dates to score the best fares for your Knoxville flight. If your travel dates are flexible, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Knoxville.
Set up a Price Alert. You can easily track the price of your cheap flights to Knoxville by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible Knoxville flight deal.
Fly without stops. Only interested in direct flights? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights to Knoxville available, these will appear in the results.
Find the cheapest Business class flights to Knoxville. We scour the internet for the best Business, Premium Economy and First Class flight fares to Knoxville, too. Check the difference in price as you search – you might just chance upon a last-minute low fare.
Include nearby airports in your search. Widen your search for Knoxville flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

Combine your flight to Knoxville with hotels and car hire

Once you've secured your cheap ticket to Knoxville, discover the best prices and exclusive rates for hotels in Knoxville. You can also compare hundreds of car hire companies in one go so that you get the best car rental price for your trip.

Compare Knoxville flight tickets with other destinations using the everywhere search

Not entirely set on flying to Knoxville yet? You can easily browse other destinations by searching flights to 'Everywhere' - this will allow you to find the cheapest place to travel from your departure point.