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$297+ Cheap flights from Kingsport, TN to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BOS
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap flight deals from Kingsport to Boston

Cheapest flights from Kingsport to Boston
Explore the most affordable flight options available from Kingsport to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.

This American Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/28:25 pm
TRI
-
BOS
1 stop4h 11m
American Airlines
Tue 7/76:04 am
BOS
-
TRI
1 stop4h 38m
American Airlines
Deal found 3/20$329
This American Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/35:00 am
TRI
-
BOS
1 stop6h 36m
American Airlines
Tue 4/71:34 pm
BOS
-
TRI
1 stop7h 20m
American Airlines
Deal found 3/19$339
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:15 am
TRI
-
BOS
1 stop7h 42m
Delta
Sun 9/136:55 am
BOS
-
TRI
1 stop5h 11m
Delta
Deal found 3/20$369
This American Airlines deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/262:46 pm
TRI
-
BOS
1 stop7h 03m
American Airlines
Sun 3/295:47 am
BOS
-
TRI
1 stop4h 50m
American Airlines
Deal found 3/20$399
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:27 pm
TRI
-
BOS
1 stop4h 13m
American Airlines
Sat 5/306:00 am
BOS
-
TRI
1 stop4h 42m
American Airlines
Deal found 3/23$402
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:10 am
TRI
-
BOS
2 stops6h 22m
American Airlines
Sun 9/135:57 am
BOS
-
TRI
1 stop4h 24m
American Airlines
Deal found 3/23$404
This American Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:12 pm
TRI
-
BOS
1 stop4h 48m
American Airlines
Mon 7/66:55 pm
BOS
-
TRI
1 stop5h 03m
American Airlines
Deal found 3/21$409
This American Airlines deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/212:55 pm
TRI
-
BOS
2 stops7h 39m
American Airlines
Tue 4/287:00 am
BOS
-
TRI
2 stops7h 30m
American Airlines
Deal found 3/21$412
This American Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/72:55 pm
TRI
-
BOS
2 stops7h 39m
American Airlines
Sat 4/115:09 pm
BOS
-
TRI
2 stops6h 45m
American Airlines
Deal found 3/23$418

Find flight deals from Kingsport to Boston

Keep the following information in mind while searching for Kingsport to Boston flight deals. Data was last updated March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)

One-way from

$297
(Kiwi.com)

Popular in

February

Cheapest in

August

Average price

$339
Provider with most accurate pricing for Blountville Tri Cities TN/VA-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-Boston Logan Intl flights.
Search Deals
From Kingsport to Boston Logan Intl
Search Deals
One-way flight from Kingsport to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kingsport to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 24, 2026.
Use the filters below to find and compare flights from Kingsport to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Fri 4/3

2:46 pm-9:49 pm

1 stop7h 03m

Boston Logan Intl

Tue 4/7

3:05 pm-10:57 pm

2 stops7h 52m

$344

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Thu 6/18

6:55 pm-1:03 am

1 stop6h 08m

Boston Logan Intl

Tue 6/23

9:05 am-3:08 pm

1 stop6h 03m

$369

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Wed 9/9

12:49 pm-7:32 pm

1 stop6h 43m

Boston Logan Intl

Sun 9/13

6:55 am-12:06 pm

1 stop5h 11m

$369
Quickest round-trip

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Tue 5/26

8:27 pm-12:40 am

1 stop4h 13m

Boston Logan Intl

Sat 5/30

6:00 am-10:42 am

1 stop4h 42m

$402

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Thu 7/2

8:25 pm-12:36 am

1 stop4h 11m

Boston Logan Intl

Tue 7/7

9:37 am-3:45 pm

2 stops6h 08m

$407

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Sat 5/23

8:27 pm-12:40 am

1 stop4h 13m

Boston Logan Intl

Wed 6/3

9:37 am-3:47 pm

2 stops6h 10m

$407

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Wed 8/19

6:00 am-1:05 am

1 stop19h 05m

Boston Logan Intl

Sat 8/22

8:22 pm-10:20 am

1 stop13h 58m

$525

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Sat 6/13

10:53 am-9:56 pm

1 stop11h 03m

Boston Logan Intl

Wed 6/17

6:00 am-10:18 am

3 stops28h 18m

$556

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Thu 7/2

10:53 am-9:39 am

1 stop22h 46m

Boston Logan Intl

Tue 7/7

6:00 am-12:29 am

3 stops18h 29m

$569
Cheapest one-way
Quickest one-way

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Fri 4/3

5:08 pm-6:09 pm

1 stop25h 01m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Sorted by cheapest first

Best time to book a flight from Kingsport to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Kingsport with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kingsport to Boston

What is the cheapest month to book a flight from Kingsport to Boston?

Currently, July is the cheapest month in which you can book a flight from Kingsport to Boston (average of $63). Flying from Kingsport to Boston in January is currently the most expensive (average of $186). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from K1N to BOS?

Find hourly flight availability from Kingsport to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 24, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kingsport to Boston as you normally would.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated March 24, 2026.
Read through reviews of airlines operating flights from Kingsport to Boston, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,491 reviews

Comfort

7.2

Boarding

7.5

Entertainment

6.9

Overall

7.1

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,491 reviews
American Airlines
7.1
Good
11,491 reviews

Comfort

7.2

Boarding

7.5

Entertainment

6.9

Overall

7.1

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from Kingsport to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boston from Kingsport?

    For a flight from Kingsport to Boston, you will be flying into Logan Intl. Boston Logan Intl (BOS) is just 2.6 mi from the center of the city. Logan Intl is the only Boston airport and it handles 0 inbound flights from Kingsport per day. 6 airlines have flights to Boston Logan Intl from Kingsport on a regular basis.

  • How popular is this Kingsport to Boston flight route?

    Flights from Kingsport to Boston Logan Intl have been viewed 1 times in the past calendar month.

  • How long is the flight from Kingsport to Boston?

    There are many flights that can get you from Kingsport to Boston in 6h 08m. Fly via American Airlines or Delta to get the fastest option. The distance between Kingsport and Boston is about 730 mi. This flight may include one or multiple stops.

  • What are the cheapest flights from Kingsport to Boston?

    Looking at all options, your cheapest flight can be booked for $51. While the most popular route (Blountville Tri Cities TN/VA - Boston Logan Intl) can be booked for $339 on average, our data indicates $138 when flying from Kingsport to Boston.

  • Can I find deals for flights from Kingsport to Boston that include hotel bookings?

    Yes. In addition to deals on Kingsport to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kingsport to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kingsport to Boston.

  • Can I find deals for business class flights from Kingsport to Boston?

    Yes. Cheapflights offers flight deals from Kingsport to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kingsport to Boston?

    Currently, July is the cheapest month in which you can book a flight from Kingsport to Boston (average of $63). Flying from Kingsport to Boston in January is currently the most expensive (average of $186). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Medford
Cambridge
Concord
Hampton Beach
Watertown
Seekonk
Brockton
Seabrook
Cranston
Chelsea
Smithfield
Lincoln
Warwick
Peabody
Waltham
York Beach
Londonderry
Swansea
Old Orchard Beach
Quincy

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Kingsport to Boston

Discover the top 6 airlines that operate flights from Kingsport to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$63Average$166FlexibilityNo cancel feeOn-time88%
JetBlueCheapest$108Average$197FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$293FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$123Average$327FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$185Average$363FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$340Average$456FlexibilityNo cancel feeOn-time63%

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