$109 Cheap Flights from Boston (BOS) to Knoxville (TYS)

View $109 flight on Wed, Mar 11, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to McGhee Tyson Airport (TYS)

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Cheap Flights from Boston to Knoxville (BOS-TYS)

Prices were available within the past 7 days and start at $109 for one-way flights and $217 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Mar 11 - Tue, Mar 17
BOS
Boston
TYS
Knoxville
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Mar 11 from Boston to Knoxville, returning Tue, Mar 17, priced at $217 found 2 days ago
Southwest Airlines
Wed, Mar 11 - Tue, Mar 17
BOS
Boston
TYS
Knoxville
$224 Roundtrip, found 2 days ago
$224
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, Mar 11 from Boston to Knoxville, returning Tue, Mar 17, priced at $224 found 2 days ago
Southwest Airlines
Wed, Mar 11 - Tue, Mar 17
BOS
Boston
TYS
Knoxville
$233 Roundtrip, found 2 days ago
$233
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, Mar 11 from Boston to Knoxville, returning Tue, Mar 17, priced at $233 found 2 days ago
Southwest Airlines
Wed, Mar 11 - Tue, Mar 17
BOS
Boston
TYS
Knoxville
$244 Roundtrip, found 2 days ago
$244
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, Mar 11 from Boston to Knoxville, returning Tue, Mar 17, priced at $244 found 2 days ago
Delta
Wed, Mar 11 - Tue, Mar 17
BOS
Boston
TYS
Knoxville
$248 Roundtrip, found 2 days ago
$248
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Mar 11 from Boston to Knoxville, returning Tue, Mar 17, priced at $248 found 2 days ago
American Airlines
Mon, Sep 22 - Sat, Sep 27
BOS
Boston
TYS
Knoxville
$249 Roundtrip, found 18 hours ago
$249
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Mon, Sep 22 from Boston to Knoxville, returning Sat, Sep 27, priced at $249 found 18 hours ago
United
Tue, Sep 23 - Sat, Sep 27
BOS
Boston
TYS
Knoxville
$255 Roundtrip, found 4 days ago
$255
Roundtrip
found 4 days ago
Select United flight, departing Tue, Sep 23 from Boston to Knoxville, returning Sat, Sep 27, priced at $255 found 4 days ago
United
Tue, Sep 23 - Tue, Sep 30
BOS
Boston
TYS
Knoxville
$256 Roundtrip, found 3 days ago
$256
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 23 from Boston to Knoxville, returning Tue, Sep 30, priced at $256 found 3 days ago
American Airlines
Fri, Sep 5 - Sat, Sep 6
BOS
Boston
TYS
Knoxville
$259 Roundtrip, found 18 hours ago
$259
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Sep 5 from Boston to Knoxville, returning Sat, Sep 6, priced at $259 found 18 hours ago
United
Tue, Sep 23 - Tue, Sep 30
BOS
Boston
TYS
Knoxville
$261 Roundtrip, found 3 days ago
$261
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 23 from Boston to Knoxville, returning Tue, Sep 30, priced at $261 found 3 days ago

Find the cheapest month to fly from Boston (BOS) to Knoxville (TYS)

July is typically the cheapest month to fly

From $240 - $476 per traveler.

Graph displaying average flight prices per month

Alternative airports near Knoxville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McGhee Tyson TYS. Cheapest and Closest option available. Average driving time to city center is 22 minutes. Flights from $361
TYS
McGhee Tyson
CheapestClosest
Average driving time to city center22 min
Flights from $361
Flights from Boston (BOS) to Knoxville (TYS)
Origin airport
Logan Intl.
Destination airport
McGhee Tyson
Airlines serving
American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$216
Distance
828 mi
Average flight time
2 hours 28 mins

Boston to Knoxville Flights

The cheapest times to fly from Boston to Knoxville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Knoxville are during the month of March. You can find some of the cheapest flights from Boston to Knoxville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Knoxville

Sunday is one of the best days to book for cheap flights from Boston to Knoxville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Knoxville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Knoxville in 2025. You can also book with separate airlines for your outbound and return journeys, from $109 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Knoxville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Knoxville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS) cost?
Grab a cheap one-way flight from $109 or cheap return flight from $217 from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS)?
Traveling in March is a great way to save, as it's the cheapest month for flights between BOS and TYS. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from BOS to TYS. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS)?
Direct flights from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to TYS?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS)?
To reach McGhee Tyson Airport (TYS) on time, pick a flight that leaves Logan Intl. Airport (BOS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS) last-minute?
Last-minute fares from BOS to TYS are usually more expensive. For the lowest prices, start searching for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a BOS to TYS flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOS to TYS flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the stress out of travel planning. Just pick your flights and select from our wide range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to McGhee Tyson Airport (TYS)?
Generally, it's possible to reschedule or cancel your BOS to TYS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.