BOS - TYS

$58 Find Cheap Flights from Boston to Knoxville - Compare and Save

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Everything you should know

Cheapest round-trip
$98
Typical prices: $202-$390
Allegiant Air
Wed 11/7Wed 11/14
BOS - TYS • Non-stop
Cheapest one-way
$58
Typical prices: $127-$252
Allegiant Air
Wed 10/3
BOS - TYS • Non-stop
Nonstop flights
You can fly direct with Allegiant Air. Average duration is 2h 31m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 12 weeks in advance save around 38% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 23% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $253 (round-trip)
Shortest trip • 4h 41m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Boston to Knoxville (BOS-TYS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Knoxville

Sat, Nov 7 - Sat, Nov 14
Allegiant Air Logo
9:09 am - 11:39 amBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
2h 30mnonstop
Allegiant Air Logo
6:00 am - 8:19 amTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
2h 19mnonstop
$98Allegiant Air
Sat, Nov 7 - Sat, Nov 14
Allegiant Air Logo
9:09 am - 11:39 amBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
2h 30mnonstop
Allegiant Air Logo
6:00 am - 8:19 amTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
2h 19mnonstop
$99Allegiant Air
Tue, Oct 27 - Tue, Nov 3
Southwest Logo
3:50 pm - 8:10 pmBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
4h 20m1 stop Baltimore/Washington
Southwest Logo
7:55 am - 12:20 pmTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
4h 25m1 stop Baltimore/Washington
$227Southwest
Tue, Oct 27 - Tue, Nov 3
Southwest Logo
6:45 am - 4:40 pmBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
9h 55m2 stops Baltimore/Washington Orlando
Southwest Logo
7:55 am - 12:20 pmTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
4h 25m1 stop Baltimore/Washington
$233Southwest
Wed, Oct 21 - Sat, Oct 24
Multiple Airlines Logo
12:57 pm - 11:29 amBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
22h 32m2 stops Atlanta Hartsfield-Jackson Baltimore/Washington
Multiple Airlines Logo
6:00 am - 8:12 amTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
2h 12mnonstop
$245Multiple Airlines
Wed, Nov 4 - Sat, Nov 7
Multiple Airlines Logo
12:39 pm - 11:38 amBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
22h 59m2 stops Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl
Multiple Airlines Logo
6:00 am - 8:19 amTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
2h 19mnonstop
$254Multiple Airlines
Mon, Oct 19 - Thu, Oct 22
American Airlines Logo
7:00 am - 2:15 pmBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
7h 15m1 stop New York LaGuardia
American Airlines Logo
6:00 am - 10:31 amTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
4h 31m1 stop Philadelphia
$271American Airlines
Sat, Oct 3 - Sat, Oct 10
American Airlines Logo
7:00 am - 1:07 pmBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
6h 07m1 stop New York LaGuardia
American Airlines Logo
6:05 pm - 11:39 pmTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
5h 34m1 stop Philadelphia
$271American Airlines
Thu, Feb 25 - Sat, Feb 27
Delta Logo
5:30 am - 10:14 amBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
4h 44m1 stop Detroit Metropolitan Wayne County
Delta Logo
5:30 am - 10:03 amTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
4h 33m1 stop Atlanta Hartsfield-Jackson
$271Delta
Wed, Feb 24 - Sat, Feb 27
Delta Logo
10:00 am - 4:17 pmBOS  Boston Logan Intl-TYS Knoxville McGhee Tyson
6h 17m1 stop New York LaGuardia
Delta Logo
5:30 am - 10:03 amTYS  Knoxville McGhee Tyson-BOS Boston Logan Intl
4h 33m1 stop Atlanta Hartsfield-Jackson
$271Delta
Booking Insights

Price, demand and travel trends for Boston to Knoxville flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Boston to Knoxville with more confidence.

How much is a round-trip flight from Boston to Knoxville?

Round-trip flights from Boston to Knoxville start at $98. Prices are below average for this route right now, with typical round-trip fares ranging from $202 to $390. The lowest price found in the past 5 days was $98 on Allegiant Air.

What's the cheapest day of the week to fly from Boston to Knoxville?

Saturday is the cheapest day of the week to fly from Boston to Knoxville, it is 18% cheaper than the average day. Friday is the most expensive day with flight prices 38% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Boston to Knoxville?

  • February is the cheapest month to fly from Boston to Knoxville at $230 round-trip.
  • April ($354) and October ($317) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 53% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Boston to Knoxville the cheapest?

Flights from Boston to Knoxville are cheapest 12 weeks before departure. Booking in this window typically costs about 38% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Boston to Knoxville flights

Low season

February

Cheapest flight

$58
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Boston to Knoxville

When to book flights from Boston to Knoxville

Are your dates flexible? Find out the best times to travel from Boston to Knoxville based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boston to Knoxville flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Are there onsite hotels at Boston Logan International Airport?

    Yes, there are several onsite hotels at Boston Logan International Airport, such as Hilton Boston Logan Airport and Hyatt Regency Boston Harbor. Thus, you can have a snack or a drink before boarding your flight. Additional amenities include quality dining, breathtaking views, and various amenities, such as deluxe guest services.

  • Is there public transport from Knoxville McGhee Tyson Airport to downtown?

    No, TYS airport isn’t served by any public transport. However, you can get to the city using limos, taxis, and charter services. If you don’t mind using shared ride services, you can take Lyft and Uber shared rides. In addition, the airport offers shuttle services to travelers. However, the airport shuttles operate in limited hours between 5 am to 1 pm and 5 pm to 9 pm.

  • How can I get from downtown Boston to Boston Logan International Airport?

    Concord Lines are the most reliable bus lines from downtown to BOS airport. These buses serve terminals A, B, C and E. Silver Line SL1 and C and J bus lines also drop and pick up travelers at all airport terminals. Other modes of transport to the airport include a water shuttle or the Boston subway. Again, you can take an Uber if you prefer to travel alone or with family.

  • Are there airline hubs in the departure and arrival airports?

    Boston Logan International airport serves as a secondary transatlantic hub for Delta Air Lines and a northeastern hub for Cape Air. In addition, Knoxville McGhee Tyson Airport serves as a hub for Allegiant Air. These hubs help these airlines to transport more passengers and offer more non-stop flights to these airlines.

  • What airlines are available from Boston to Knoxville?

    Only Allegiant Air operates flights between Boston and Knoxville.

  • Which airports can I use when flying from Boston to Knoxville?

    Flights from Boston to Knoxville usually depart from Boston Logan Intl (BOS) and arrive at Knoxville McGhee Tyson (TYS).

  • What cabin classes can I book on flights from Boston to Knoxville?

    Two cabin classes are available on flights from Boston to Knoxville:

    • Economy Class
    • First Class

  • How much can I save by taking a layover when flying from Boston to Knoxville?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $241 round-trip, compared to $253 via a layover through Fort Lauderdale (FLL).

  • What is the standard checked-bag allowance on flights from Boston to Knoxville?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $26–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Boston to Knoxville?

    The Airbus A320-100/200 family is used most often on this route, operated mainly by Allegiant Air and Spirit Airlines. Other aircraft seen on the route include Embraer 175 variants.

  • Which airports do connecting flights from Boston to Knoxville pass through?

    One-stop flights from Boston to Knoxville most commonly connect through:

    • Charlotte Douglas (CLT) - 28% of one-stop connections
    • Washington, D.C. Reagan-National (DCA) - 18% of one-stop connections
    • New York LaGuardia (LGA) - 18% of one-stop connections
    • Washington, D.C. Dulles Intl (IAD) - 9% of one-stop connections

    Charlotte Douglas (CLT) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Boston to Knoxville?

    On the Boston to Knoxville route, being flexible with your departure day can save you up to 41%. Saturday is the cheapest day at $244 round-trip on average, while Friday is the most expensive at $410: a $166 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What are the earliest and latest flights from Boston to Knoxville?

    These are the earliest and latest flight times available from Boston to Knoxville:

    • Earliest: departs at 9:02 am and lands at 11:33 am
    • Latest: departs at 12:35 pm and lands at 3:06 pm.

    The flight takes about 2h 31m.

  • How expensive are last-minute Boston to Knoxville flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 28% above the route average of $297. Book 12 weeks before departure for the lowest fares.

  • How long is a flight from Boston to Knoxville?

    A nonstop flight from Boston to Knoxville takes 2h 31m, covering 829 miles.

  • Do I need a passport to fly from Boston to Knoxville?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • How are flight prices from Boston to Knoxville looking right now?

    One-way fares from Boston to Knoxville are currently lower than usual. Average one-way flight prices are about $131, which is 23% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Boston to Knoxville?

    Flying via Washington, D.C. Reagan-National (DCA) gives the shortest average 1-stop total travel time at 4h 41m, compared with 4h 43m via Charlotte Douglas (CLT) and 4h 46m via Baltimore/Washington (BWI).

  • What car rental options are available at Knoxville McGhee Tyson Airport (TYS)?

    Knoxville McGhee Tyson Airport (TYS) hosts 5 major car rental companies, with daily rates starting from around $33 for economy cars. Top options include:
    • Budget
    • Alamo
    • Thrifty
    • Enterprise Rent-A-Car
    • Payless

  • How much should I expect to pay for a Boston to Knoxville flight?

    Round-trip flights from Boston to Knoxville range from $202 to $390, with an average of $297 over the past 12 months. Anything below $202 counts as a good deal.

Your guide to booking Boston to Knoxville flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Friday. On this route, Saturday flights average $244 - about $166 less than Friday (40% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 12 weeks before you fly. On this route, that window historically saves about 38% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Boston to Knoxville trip for February. Fares historically average $230 round-trip in that month - typically $124 less than the most expensive month, which is April (based on the last 12 months).
  • Boston Logan International Airport (BOS) has facilities for travelers with limited mobility. All terminals in the airport have ramps, including inside the elevators. In addition, persons with reduced mobility get assistance to get on the train without challenges from the staff.
  • BOS airport has affordable lounges for travelers. Get comfortable at The Club lounge at BOS airport, where you can take a shower and have a few drinks. The American Airlines Admirals Club in this airport offers various amenities, including personal reservation assistance and workstations.
  • Knoxville airport (TYS) serves several cities for travelers who need to explore other towns. From this airport, you can go to Atlanta, Charlotte, Chicago, Dallas, Orlando, Detroit, and St. Petersburg.
  • Travelers can rent a car from car rental offices onsite or near Knoxville McGhee Tyson Airport to get to the city. All you need is a valid driver’s license and 25 years or more. The available car rental agencies include Budget, Hertz, and Enterprise.
  • If you’re traveling with kids, there are several safe Kidports at BOS. The kid’s play area at Terminal A is near Gate 18. The play area at Terminal B is near Gates B30 and B36 and between Gates B15 and B16. Finally, at Terminal C, your kids can play near Gate 25. These Kidports have fun-filled spaces, including slides, climbing structures, an array to watch tv, and kid-sized vintage airplane replicas.

Prefer to fly direct from Boston to Knoxville?

 
Find which airlines fly direct from Boston Logan Intl Airport to Knoxville McGhee Tyson Airport, which days they fly and book direct flights.

Direct departures

Boston Logan Intl to Knoxville McGhee Tyson

Monday

Allegiant Air

Allegiant Air

Tuesday

Allegiant Air

Allegiant Air

Wednesday

Allegiant Air

Allegiant Air

Thursday

Allegiant Air

Allegiant Air

Saturday

Allegiant Air

Allegiant Air

Sunday

Allegiant Air

Allegiant Air

See more direct flights

Direct returns

Knoxville McGhee Tyson to Boston Logan Intl

Monday

Allegiant Air

Allegiant Air

Tuesday

Allegiant Air

Allegiant Air

Wednesday

Allegiant Air

Allegiant Air

Thursday

Allegiant Air

Allegiant Air

Saturday

Allegiant Air

Allegiant Air

Sunday

Allegiant Air

Allegiant Air

See more direct flights

More options for your flight from Boston to Knoxville

Complete your trip to Knoxville with a hotel stay or car rental