79 € Knoxville (TYS) to Boston Logan International (BOS) Cheap Flights

Compare Knoxville to Boston Logan International flight deals

Find the cheapest month or even day of the year to fly to Boston Logan International

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Flight deals from Knoxville to Boston Logan International

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

Boston.79 € per passenger.Departing Sat, 20 Dec, returning Thu, 1 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Sat, 20 Dec, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 1 Jan, arriving in Knoxville.Price includes taxes and charges.From 79 €, select.

Boston.79 € per passenger.Departing Sat, 20 Dec, returning Tue, 30 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Sat, 20 Dec, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Tue, 30 Dec, arriving in Knoxville.Price includes taxes and charges.From 79 €, select.

Boston.117 € per passenger.Departing Thu, 27 Nov, returning Thu, 4 Dec.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Thu, 27 Nov, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 4 Dec, arriving in Knoxville.Price includes taxes and charges.From 117 €, select.

Boston.130 € per passenger.Departing Thu, 1 Jan, returning Sat, 3 Jan.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Thu, 1 Jan, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Sat, 3 Jan, arriving in Knoxville.Price includes taxes and charges.From 130 €, select.

Boston.135 € per passenger.Departing Sun, 19 Apr, returning Thu, 23 Apr.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Sun, 19 Apr, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 23 Apr, arriving in Knoxville.Price includes taxes and charges.From 135 €, select.

Boston.144 € per passenger.Departing Sun, 19 Apr, returning Thu, 7 May.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Sun, 19 Apr, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 7 May, arriving in Knoxville.Price includes taxes and charges.From 144 €, select.

Boston.181 € per passenger.Departing Tue, 25 Nov, returning Thu, 27 Nov.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Tue, 25 Nov, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 27 Nov, arriving in Knoxville.Price includes taxes and charges.From 181 €, select.

Boston.211 € per passenger.Departing Sat, 20 Jun, returning Thu, 9 Jul.Return flight with Allegiant Air.Outbound direct flight with Allegiant Air departs from Knoxville on Sat, 20 Jun, arriving in Boston Logan International.Inbound direct flight with Allegiant Air departs from Boston Logan International on Thu, 9 Jul, arriving in Knoxville.Price includes taxes and charges.From 211 €, select.

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

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

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Direct flights from Knoxville to Boston Logan International

Knoxville to Boston Logan International: Alternative routes

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

Knoxville to Boston: Flight information

The things to know before you go.

Cheapest flight found	79 €
Cheapest month to fly	December
Average flight time	2 hrs, 14 mins
Most popular airline	Allegiant Air
Average flights per week	3

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

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

The best price we found for a return flight from Knoxville to Boston Logan International is 79 €. 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 Knoxville to Boston Logan International?

2 hours and 14 minutes is the average flight time from Knoxville to Boston Logan International.

Which airlines fly direct from Knoxville to Boston Logan International?

Allegiant Air flies direct from Knoxville to Boston Logan International.

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

As of November 2025, there are 3 flights per week flying from Knoxville to Boston Logan International.

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

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

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

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Knoxville Airport to Boston Logan International Airport on Saturday, 20 December 2025.

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

Yes – the average flight time is 2 hours and 14 minutes.

How can I find the best flight deal to Boston Logan International?

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 Boston Logan International 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 Boston?

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

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

Currently, Allegiant Air offers the cheapest flight tickets to Boston Logan International.

Flying from McGhee Tyson Airport (TYS) to Logan International Airport (BOS): what you need to know

The average time for a direct flight from McGhee Tyson Airport to Logan International Airport is 2 hours 15 minutes.
Knoxville and Boston are both in the UTC-4 timezone. That means you won't have to change your watch on arrival.
Give yourself enough time to make your TYS to BOS flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.
You'll likely experience longer lines during popular months like July. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a smart move.
Allegiant Air offers direct flights from McGhee Tyson Airport to Logan International Airport. Book with this popular airline, then get ready to check out the sights in Boston — and maybe even more of United States if time allows.
Most passengers choose to travel with Allegiant Air on this route.
Allegiant Air is the most punctual carrier that offers TYS to BOS flights. A reliable 84.21% of its departures on this route arrive on time.

How to find the cheapest flights from McGhee Tyson Airport (TYS) to Logan International Airport (BOS)

35 € is currently the best price for a one-way McGhee Tyson Airport to Logan International Airport flight. Return flights start from 79 €. These prices may change based on availability and demand.
Score cheap tickets from TYS to BOS by booking five months ahead. According to our research, that's the sweet spot for picking up a bargain.
The cheapest month for flights from McGhee Tyson Airport to Logan International Airport is April. Use the 'Whole month' tool to see the lowest prices if you have a flexible travel schedule.
Stay on top of deals for cheap flights from TYS to BOS by creating a Price Alert. You'll get an email or notification through the app when a new low fare is offered.
Tailor your flights with filters. Select your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from McGhee Tyson Airport to Logan International Airport.

Handy information about McGhee Tyson Airport (TYS)

TYS is located at 2055 Alcoa Highway.
78.98% of flights that take off from McGhee Tyson Airport touch down at their destination on time.
McGhee Tyson Airport is around 23 kilometres from central Knoxville. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.
Searching for a handy hotel near TYS? If you're boarding an early flight from McGhee Tyson Airport to Logan International Airport, these accommodation options will have you sleeping moments from check-in:

Arriving at Logan International Airport (BOS)

The last thing you need is a long journey to your hotel if you're arriving on a late McGhee Tyson Airport to Logan International Airport flight. Book one of these accommodation options near BOS instead:
Pick up a Logan International Airport rental car and explore Boston and beyond with your own set of wheels. Dollar, Budget and Thrifty are well-known companies you can book with here.
Booking your vehicle from Logan International Airport about one week ahead can help you get the lowest rate.

Getting from Logan International Airport (BOS) to central Boston

BOS is located at One Harborside Drive.
Logan International Airport to central Boston has a drive time of around 10 minutes. It's approximately 5 kilometres away.
Travelling on public transport takes about 25 minutes.

When to fly to Logan International Airport (BOS)

The quietest month for a flight from McGhee Tyson Airport to Logan International Airport is May, while August is the most popular. Pick the ideal time to go to Boston based on whether you prefer a bustling atmosphere or a more laid-back vibe.
Book your flight from McGhee Tyson Airport to Logan International Airport for July if you'd like to explore Boston during its warmest month. You can expect temperatures of between 16ºC (61ºF) and 29ºC (84ºF).
Search for cheap tickets from TYS to BOS in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between -8ºC (18ºF) and 6ºC (43ºF) on average.

Explore more of United States

You've done Boston, now it's time to discover more of United States. Travel about 306 kilometres south-west to New York to tick off its top sights. From Statue of Liberty to Central Park and Empire State Building, there's plenty to keep you busy.
Around 434 kilometres south-west of Boston, Philadelphia is another favourite stop in United States. Experience this destination's highlights firsthand at Liberty Bell, Independence Hall and Philadelphia Museum of Art.