HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$339+ Cheap flights from Kingsport, TN to Boston (BOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/13. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BOS
Oct 30 — Nov 61
Thu 10/30
Thu 11/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kingsport to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Kingsport to Boston

Keep the following information in mind while searching for Kingsport to Boston flight deals. Data was last updated September 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$339
(Delta)

Popular in

December

Cheapest in

August

Average price

$391
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
Highest demand for flights based on searches. 17% potential increase in price ($106 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find 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 September 30, 2025.

This Delta deal was found by Cheapflights users on 9/28. 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.
Sat 12/1312:52 pmTRI - BOS
1 stop6h 41mDelta
Tue 12/169:15 amBOS - TRI
1 stop5h 38mDelta
Deal found 9/28$339
This American Airlines deal was found by Cheapflights users on 9/30. 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 10/3112:11 pmTRI - BOS
1 stop5h 59mAmerican Airlines
Sat 11/87:30 amBOS - TRI
1 stop4h 44mAmerican Airlines
Deal found 9/30$341
This American Airlines deal was found by Cheapflights users on 9/30. 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 12/1010:05 amTRI - BOS
2 stops7h 16mAmerican Airlines
Sat 12/135:00 pmBOS - TRI
1 stop4h 56mAmerican Airlines
Deal found 9/30$344
This Delta deal was found by Cheapflights users on 9/30. 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.
Tue 10/216:10 amTRI - BOS
1 stop4h 22mDelta
Sat 10/256:50 amBOS - TRI
1 stop5h 53mDelta
Deal found 9/30$395
This American Airlines deal was found by Cheapflights users on 9/30. 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 10/217:00 amTRI - BOS
2 stops7h 40mAmerican Airlines
Sat 10/252:45 pmBOS - TRI
1 stop4h 58mAmerican Airlines
Deal found 9/30$400
This Delta deal was found by Cheapflights users on 9/29. 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.
Thu 10/2310:12 amTRI - BOS
1 stop6h 45mDelta
Thu 10/306:50 amBOS - TRI
1 stop5h 53mDelta
Deal found 9/29$407
This American Airlines deal was found by Cheapflights users on 9/29. 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 10/236:05 amTRI - BOS
2 stops7h 05mAmerican Airlines
Thu 10/303:55 pmBOS - TRI
1 stop6h 56mAmerican Airlines
Deal found 9/29$412

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 September 30, 2025.
Use the filters below to find and compare flights from Kingsport to Boston that are best for you.

Fly from

Kingsport

Fly to

Boston

Route

Depart

Return

Price

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Sat 12/13

12:52 pm-7:33 pm

1 stop6h 41m

Boston Logan Intl

Tue 12/16

9:15 am-2:53 pm

1 stop5h 38m

$339

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Wed 12/10

10:05 am-2:42 pm

1 stop4h 37m

Boston Logan Intl

Sat 12/13

5:00 pm-9:56 pm

1 stop4h 56m

$339

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Fri 10/31

12:11 pm-6:10 pm

1 stop5h 59m

Boston Logan Intl

Sat 11/8

7:30 am-12:14 pm

1 stop4h 44m

$341

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Tue 10/21

6:10 am-10:32 am

1 stop4h 22m

Boston Logan Intl

Sat 10/25

6:50 am-12:43 pm

1 stop5h 53m

$395

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Wed 10/22

6:00 am-1:10 pm

2 stops7h 10m

Boston Logan Intl

Sat 10/25

8:29 am-3:49 pm

1 stop7h 20m

$400

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Tue 10/21

6:00 am-12:22 pm

2 stops6h 22m

Boston Logan Intl

Sat 10/25

9:46 am-3:49 pm

2 stops6h 03m

$405

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Sun 10/5

11:44 am-8:08 am

2 stops20h 24m

$454

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Sun 10/5

3:35 pm-9:04 pm

1 stop5h 29m

$509

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Sun 10/5

4:06 pm-9:00 pm

1 stop4h 54m

$559

BlountvilleBoston

TRI - BOS

TRIBOS

Blountville Tri Cities TN/VA

Sun 10/5

11:44 am-8:56 pm

3 stops33h 12m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/29

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, January is the cheapest month in which you can book a flight from Kingsport to Boston (average of $218). Flying from Kingsport to Boston in July is currently the most expensive (average of $311). 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 September 30, 2025.

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.

What is the cheapest day to fly from Kingsport to Boston?

Use this chart to determine the cheapest time to fly round-trip from Kingsport to Boston. Price data was last updated on September 28, 2025.

Travelers seeking maximum savings on their Kingsport to Boston flight should consider departing on Wednesday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Kingsport to Boston?

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 September 30, 2025.
Read through reviews of airlines operating flights from Kingsport to Boston, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Entertainment

7.9

Food

7.3

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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. 5 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 4h 37m. Fly via Delta or American Airlines 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 airlines to fly from Kingsport to Boston one-way?

    One-way options have recently been found by users for as low as $454 on Allegiant Air. Other airlines that offer cheap prices include Delta from $509 and American Airlines from $559 one-way.

  • What are the cheapest flights from Kingsport to Boston?

    Looking at all options, your cheapest flight can be booked for $62. While the most popular route (Blountville Tri Cities TN/VA - Boston Logan Intl) can be booked for $339 on average, our data indicates $172 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, January is the cheapest month in which you can book a flight from Kingsport to Boston (average of $218). Flying from Kingsport to Boston in July is currently the most expensive (average of $311). 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
Cambridge
Medford
Hampton Beach
Watertown
Seabrook
Seekonk
Lincoln
Lowell
Smithfield
Cranston
Chestnut Hill
Warwick
Peabody
Quincy
York Beach
Swansea
Old Orchard Beach
Brockton
Waltham
Chelsea

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Kingsport to Boston

Discover the top 5 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 September 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$75Average$167FlexibilityNo cancel feeOn-time88%
JetBlueCheapest$108Average$217FlexibilityNo cancel feeOn-time62%
DeltaCheapest$113Average$405FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$123Average$506FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$202Average$398FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.