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$309+ Cheap flights from Kingsport, TN to London (LON)

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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LON
Mar 27 — Apr 31
Fri 3/27
Fri 4/3
1 adult, Economy
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Cheap flight deals from Kingsport to London

Cheapest flights from Kingsport to London
Explore the most affordable flight options available from Kingsport to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 25, 2026.

This American Airlines deal was found by Cheapflights users on 2/23. 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.
Mon 7/275:24 pm
TRI
-
LHR
1 stop13h 46m
American Airlines
Wed 8/199:15 am
LHR
-
TRI
1 stop11h 31m
American Airlines
Deal found 2/23$680
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/275:41 pm
TRI
-
LHR
1 stop13h 04m
United Airlines
Wed 8/198:00 am
LHR
-
TRI
1 stop20h 59m
United Airlines
Deal found 2/22$739
This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:00 am
TRI
-
LHR
2 stops23h 00m
United Airlines
Wed 8/198:00 am
LHR
-
TRI
1 stop13h 40m
United Airlines
Deal found 2/22$743
This Delta deal was found by Cheapflights users on 2/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/273:50 pm
TRI
-
LHR
2 stops15h 15m
Delta
Wed 8/1912:50 pm
LHR
-
TRI
2 stops25h 45m
Delta
Deal found 2/23$744
This United Airlines deal was found by Cheapflights users on 2/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:00 am
TRI
-
LHR
2 stops23h 15m
United Airlines
Wed 8/198:00 am
LHR
-
TRI
1 stop13h 40m
United Airlines
Deal found 2/24$758
This United Airlines deal was found by Cheapflights users on 2/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:41 pm
TRI
-
LHR
1 stop13h 04m
United Airlines
Wed 8/192:05 pm
LHR
-
TRI
3 stops25h 20m
United Airlines
Deal found 2/24$763
This Billigflug deal was found by Cheapflights users on 2/21. 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 Billigflug is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/82:01 pm
TRI
-
LGW
2 stops20h 59m
Multiple Airlines
Wed 4/155:00 pm
LGW
-
TRI
2 stops45h 45m
Multiple Airlines
Deal found 2/21$764
This Gurufare deal was found by Cheapflights users on 2/24. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:04 pm
TRI
-
LHR
1 stop10h 11m
Air Europa
Thu 5/76:15 am
LHR
-
TRI
2 stops17h 46m
Air Europa
Deal found 2/24$768
This KLM deal was found by Cheapflights users on 2/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/241:44 pm
TRI
-
LHR
1 stop16h 36m
KLM
Thu 5/73:15 pm
LHR
-
TRI
1 stop12h 25m
KLM
Deal found 2/24$789
This Delta deal was found by Cheapflights users on 2/22. 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 7/2812:49 pm
TRI
-
LGW
2 stops15h 36m
Delta
Tue 8/1810:35 am
LGW
-
TRI
2 stops16h 53m
Delta
Deal found 2/22$895
This Delta deal was found by Cheapflights users on 2/24. 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 4/97:17 pm
TRI
-
LGW
2 stops15h 43m
Delta
Thu 4/1610:25 am
LGW
-
TRI
2 stops17h 07m
Delta
Deal found 2/24$1,007
This Delta deal was found by Cheapflights users on 2/22. 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 7/3012:49 pm
TRI
-
LGW
2 stops15h 36m
Delta
Tue 8/1810:35 am
LGW
-
TRI
2 stops16h 53m
Delta
Deal found 2/22$1,102

Find flight deals from Kingsport to London

Keep the following information in mind while searching for Kingsport to London flight deals. Data was last updated February 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$680
(American Airlines)

One-way from

$309
(American Airlines)

Popular in

September

Cheapest in

April
Provider with most accurate pricing for Blountville Tri Cities TN/VA-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-London (LON) flights.
Search Deals
From Kingsport to London (LON)
Search Deals
One-way flight from Kingsport to London (LON)
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($421 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 24% potential price decrease ($253 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kingsport to London 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 February 25, 2026.
Use the filters below to find and compare flights from Kingsport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Mon 7/27

5:41 pm-11:45 am

1 stop13h 04m

London Heathrow

Wed 8/19

8:00 am-11:59 pm

1 stop20h 59m

$739

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Thu 7/30

3:50 pm-11:20 am

1 stop14h 30m

London Heathrow

Wed 8/19

9:20 am-10:28 pm

1 stop18h 08m

$789

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Sat 7/25

10:53 am-6:45 am

1 stop14h 52m

London Heathrow

Wed 8/19

8:00 am-4:40 pm

1 stop13h 40m

$789

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Mon 7/27

3:50 pm-11:20 am

2 stops14h 30m

London Heathrow

Tue 8/18

10:55 am-10:28 pm

2 stops16h 33m

$813

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 7/28

6:00 am-6:45 am

1 stop19h 45m

London Heathrow

Mon 8/17

8:00 am-11:59 pm

1 stop20h 59m

$868

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Thu 4/9

10:32 am-7:10 am

2 stops15h 38m

London Heathrow

Thu 4/16

6:15 am-6:39 pm

2 stops17h 24m

$882

BlountvilleLondon

TRI - LGW

TRILGW

Blountville Tri Cities TN/VA

Tue 7/28

12:49 pm-9:25 am

2 stops15h 36m

London Gatwick

Tue 8/18

10:35 am-10:28 pm

2 stops16h 53m

$895

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Fri 4/24

4:04 pm-11:20 am

2 stops14h 16m

London Heathrow

Thu 5/7

10:55 am-10:40 pm

2 stops16h 45m

$952

BlountvilleLondon

TRI - LGW

TRILGW

Blountville Tri Cities TN/VA

Thu 4/9

7:17 pm-4:00 pm

2 stops15h 43m

London Gatwick

Thu 4/16

10:25 am-10:32 pm

2 stops17h 07m

$1,007

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 6/2

1:35 pm-12:05 pm

2 stops17h 30m

London Heathrow

Fri 6/12

6:35 pm-12:06 pm

2 stops22h 31m

$1,040

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Kingsport to London

Have a flexible travel schedule? Discover the best time to fly to London 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 London

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

Currently, July is the cheapest month in which you can book a flight from Kingsport to London (average of $537). Flying from Kingsport to London in June is currently the most expensive (average of $896). 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.

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

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated February 25, 2026.
Read through reviews of airlines operating flights from Kingsport to London, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,237 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,237 reviews
Delta
7.9
Good
8,237 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,352 reviews
Delta
7.9
Good
8,237 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • How long is the flight from Kingsport to London?

    Airlines like American Airlines, United Airlines, and Delta fly from Kingsport to London in about 13h 04m. The time it takes to get you to your destination can typically vary by up to 2h 11m. There are 3980 mi between Kingsport and London. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Kingsport to London?

    When deciding which route to take from Kingsport to London consider Blountville Tri Cities TN/VA - London Heathrow, Blountville Tri Cities TN/VA - London Gatwick or Blountville Tri Cities TN/VA - London City as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kingsport to London 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 London?

    Currently, July is the cheapest month in which you can book a flight from Kingsport to London (average of $537). Flying from Kingsport to London in June is currently the most expensive (average of $896). 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 London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Croydon
Gatwick
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Kingston upon Thames
Eastbourne
Sutton
Slough

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Kingsport to London

Discover the top 5 airlines that operate flights from Kingsport to London. 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 February 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$541Average$829FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$572Average$1,061FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$624Average$974FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$693Average$833FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$716Average$981FlexibilityNo cancel feeOn-time69%

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