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$350+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LON
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Kingsport to London

Keep the following information in mind while searching for Kingsport to London flight deals. Data was last updated September 17, 2025.

Round-trip from

$576
(KLM)

One-way from

$350
(Ovago)

Popular in

September

Cheapest in

October

Average price

$3,544
From Kingsport to London (LON)
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One-way flight from Kingsport to London (LON)
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Highest demand for flights based on searches. 31% potential increase in price ($524 potential increase over avg. RT price).
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Cheapest flight prices on average. 25% potential price decrease ($239 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This KLM deal was found by Cheapflights users on 9/16. 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.
Tue 10/77:17 pmTRI - LHR
1 stop10h 53mKLM
Tue 10/149:20 amLHR - TRI
1 stop18h 01mKLM
Deal found 9/16$576
This Delta deal was found by Cheapflights users on 9/16. 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 10/71:28 pmTRI - LHR
2 stops14h 22mDelta
Tue 10/148:25 pmLHR - TRI
2 stops21h 18mDelta
Deal found 9/16$581
This Delta deal was found by Cheapflights users on 9/16. 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 11/1910:12 amTRI - LHR
1 stop15h 13mDelta
Sun 11/239:00 amLHR - TRI
2 stops18h 33mDelta
Deal found 9/16$618
This Virgin Atlantic deal was found by Cheapflights users on 9/14. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1910:12 amTRI - LHR
1 stop15h 13mVirgin Atlantic
Fri 11/288:55 amLHR - TRI
1 stop14h 42mVirgin Atlantic
Deal found 9/14$655
This Delta deal was found by Cheapflights users on 9/17. 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 11/1910:12 amTRI - LHR
2 stops15h 53mDelta
Fri 11/288:55 amLHR - TRI
1 stop14h 42mDelta
Deal found 9/17$660
This American Airlines deal was found by Cheapflights users on 9/16. 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 10/76:00 amTRI - LGW
2 stops19h 35mAmerican Airlines
Tue 10/142:30 pmLGW - TRI
2 stops26h 16mAmerican Airlines
Deal found 9/16$694
This Delta deal was found by Cheapflights users on 9/14. 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 11/197:29 pmTRI - LCY
2 stops16h 06mDelta
Fri 11/287:45 amLCY - TRI
2 stops15h 52mDelta
Deal found 9/14$1,448
This Delta deal was found by Cheapflights users on 9/16. 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 11/2012:50 pmTRI - LCY
2 stops15h 00mDelta
Mon 11/2410:00 amLCY - TRI
2 stops17h 33mDelta
Deal found 9/16$3,179

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 September 17, 2025.
Use the filters below to find and compare flights from Kingsport to London that are best for you.

Fly from

Kingsport

Fly to

London

Route

Depart

Return

Price

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 10/7

7:17 pm-11:10 am

1 stop10h 53m

London Heathrow

Tue 10/14

9:20 am-10:21 pm

1 stop18h 01m

$576

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Sun 2/1

12:49 pm-9:00 am

1 stop15h 11m

London Heathrow

Fri 2/13

6:30 am-10:26 pm

2 stops20h 56m

$577

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 10/7

1:28 pm-11:00 am

2 stops16h 32m

London Heathrow

Tue 10/14

9:20 am-10:21 pm

1 stop18h 01m

$581

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Sun 2/1

6:55 pm-11:40 am

1 stop11h 45m

London Heathrow

Fri 2/13

8:55 am-6:12 pm

1 stop14h 17m

$584

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Wed 11/19

10:12 am-6:25 am

1 stop15h 13m

London Heathrow

Sun 11/23

9:00 am-10:33 pm

2 stops18h 33m

$618

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 3/10

3:50 pm-9:00 am

1 stop13h 10m

London Heathrow

Fri 3/27

4:10 pm-3:03 pm

2 stops26h 53m

$649

BlountvilleLondon

TRI - LCY

TRILCY

Blountville Tri Cities TN/VA

Thu 3/5

12:49 pm-6:25 pm

2 stops24h 36m

London City

Mon 3/9

6:55 pm-6:12 pm

2 stops27h 17m

$685

BlountvilleLondon

TRI - LGW

TRILGW

Blountville Tri Cities TN/VA

Tue 10/7

6:00 am-6:35 am

2 stops19h 35m

London Gatwick

Tue 10/14

2:30 pm-11:46 am

2 stops26h 16m

$694

BlountvilleLondon

TRI - LCY

TRILCY

Blountville Tri Cities TN/VA

Wed 11/19

7:29 pm-4:35 pm

2 stops16h 06m

London City

Fri 11/28

7:45 am-6:37 pm

2 stops15h 52m

$1,448

BlountvilleLondon

TRI - LCY

TRILCY

Blountville Tri Cities TN/VA

Thu 11/20

12:50 pm-8:50 am

2 stops15h 00m

London City

Mon 11/24

10:00 am-10:33 pm

2 stops17h 33m

$3,179

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
2

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, November is the cheapest month in which you can book a flight from Kingsport to London (average of $661). Flying from Kingsport to London in June is currently the most expensive (average of $1,097). 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 LON?

Find hourly flight availability from Kingsport to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from Kingsport to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly round-trip from Kingsport to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kingsport to London flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday afternoons 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 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 September 17, 2025.
Read through reviews of airlines operating flights from Kingsport to London, such as Delta, KLM, 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
7,961 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

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!
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

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
7,961 reviews

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.3

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 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 KLM, Delta, and Virgin Atlantic fly from Kingsport to London in about 10h 53m. The time it takes to get you to your destination can typically vary by up to 13h 43m. 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 cheapest airlines to fly from Kingsport to London one-way?

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $350. American Airlines flights start at $419 while deals on Delta start at $441 one-way.

  • 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 City or Blountville Tri Cities TN/VA - London Gatwick 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, November is the cheapest month in which you can book a flight from Kingsport to London (average of $661). Flying from Kingsport to London in June is currently the most expensive (average of $1,097). 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
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Gatwick
Borehamwood
Aylesbury
Bedford
Wembley
Folkestone
Chichester
Eastbourne
Sutton

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Alternative routes for Kingsport to London

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$541Average$827FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$574Average$938FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$654Average$965FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$654Average$972FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$693Average$917FlexibilityNo cancel feeOn-time70%

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