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Heathrow

$498+ Cheap flights from Blountville (TRI) to Heathrow (LHR)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — LHR
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheap flight deals from Blountville to Heathrow

Cheapest flights from Blountville to Heathrow
Explore the most affordable flight options available from Blountville to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2026.

This American Airlines deal was found by Cheapflights users on 2/16. 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.
Wed 4/14:15 pm
TRI
-
LHR
1 stop17h 10m
American Airlines
Wed 4/89:15 am
LHR
-
TRI
1 stop17h 42m
American Airlines
Deal found 2/16$678
This KLM deal was found by Cheapflights users on 2/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:15 pm
TRI
-
LHR
1 stop11h 05m
KLM
Sun 5/33:15 pm
LHR
-
TRI
1 stop12h 17m
KLM
Deal found 2/19$727
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/261:46 pm
TRI
-
LHR
1 stop12h 29m
Delta
Sun 5/312:25 pm
LHR
-
TRI
2 stops26h 20m
Delta
Deal found 2/19$731
This Finnair deal was found by Cheapflights users on 2/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:15 am
TRI
-
LHR
1 stop22h 40m
Multiple Airlines
Sat 9/53:15 pm
LHR
-
TRI
1 stop13h 38m
Multiple Airlines
Deal found 2/19$732
This American Airlines deal was found by Cheapflights users on 2/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:16 pm
TRI
-
LHR
1 stop9h 49m
American Airlines
Fri 8/2112:00 pm
LHR
-
TRI
1 stop16h 58m
American Airlines
Deal found 2/17$733
This Virgin Atlantic deal was found by Cheapflights users on 2/16. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:32 am
TRI
-
LHR
2 stops15h 13m
Virgin Atlantic
Wed 4/89:40 am
LHR
-
TRI
2 stops17h 48m
Virgin Atlantic
Deal found 2/16$746
This American Airlines deal was found by Cheapflights users on 2/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/58:20 pm
TRI
-
LHR
1 stop10h 50m
American Airlines
Sun 10/183:00 pm
LHR
-
TRI
1 stop11h 31m
American Airlines
Deal found 2/17$763
This United Airlines deal was found by Cheapflights users on 2/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/511:00 am
TRI
-
LHR
1 stop19h 45m
United Airlines
Sun 10/189:30 am
LHR
-
TRI
2 stops19h 29m
United Airlines
Deal found 2/17$775
This American Airlines deal was found by Cheapflights users on 2/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:28 pm
TRI
-
LHR
1 stop13h 27m
American Airlines
Sun 9/139:15 am
LHR
-
TRI
1 stop14h 56m
American Airlines
Deal found 2/17$786
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:15 am
TRI
-
LHR
2 stops15h 05m
Delta
Sat 9/59:20 am
LHR
-
TRI
1 stop18h 08m
Delta
Deal found 2/19$795

Find flight deals from Blountville to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Blountville (TRI) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$678
(American Airlines)

One-way from

$498
(American Airlines)

Popular in

June

Cheapest in

January
Provider with most accurate pricing for Blountville Tri Cities TN/VA-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Blountville Tri Cities TN/VA-London Heathrow flights.
Search Deals
From Blountville Tri Cities TN/VA to London Heathrow
Search Deals
One-way flight from Blountville Tri Cities TN/VA to London Heathrow
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Blountville to Heathrow 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 20, 2026.
Use the filters below to find and compare flights from Blountville to London Heathrow Airport that are best for you.

Fly from

Blountville

Fly to

Heathrow

Route

Depart

Return

Price

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Wed 4/1

4:15 pm-2:25 pm

1 stop17h 10m

London Heathrow

Wed 4/8

9:15 am-9:57 pm

1 stop17h 42m

$678

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Sun 4/26

7:19 pm-2:35 pm

2 stops14h 16m

London Heathrow

Sun 5/3

5:45 pm-1:03 pm

2 stops24h 18m

$731

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Sat 8/15

6:16 pm-9:05 am

1 stop9h 49m

London Heathrow

Fri 8/21

12:00 pm-11:58 pm

1 stop16h 58m

$733

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Wed 4/1

10:32 am-6:45 am

2 stops15h 13m

London Heathrow

Wed 4/8

9:40 am-10:28 pm

2 stops17h 48m

$746

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Sat 8/15

12:49 pm-9:20 am

2 stops39h 31m

London Heathrow

Fri 8/21

6:40 pm-10:28 pm

2 stops32h 48m

$828

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Sat 4/4

2:46 pm-8:05 am

2 stops12h 19m

London Heathrow

Sat 4/11

12:55 pm-10:46 pm

1 stop14h 51m

$917

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 6/2

3:51 pm-7:15 am

1 stop10h 24m

London Heathrow

Fri 6/12

9:20 am-10:26 pm

1 stop18h 06m

$1,018

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Thu 3/19

2:46 pm-7:00 am

2 stops12h 14m

$498

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Thu 3/19

7:17 pm-2:25 pm

3 stops39h 08m

$775

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Compare providers for flights from Blountville to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Blountville to Heathrow in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Blountville-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Blountville-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Blountville-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Blountville-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Blountville-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Blountville to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Blountville 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 Blountville to London Heathrow Airport

What is the cheapest month to book a flight from Blountville to London Heathrow Airport?

Currently, July is the cheapest month in which you can book a flight from Blountville to London Heathrow Airport (average of $537). Flying from Blountville to London Heathrow Airport in June is currently the most expensive (average of $1,060). 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.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated February 20, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Blountville to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,215 reviews

Boarding

8.1

Food

7.2

Comfort

7.9

Overall

7.9

Crew

8.5

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
8,215 reviews
Delta
7.9
Good
8,215 reviews

Boarding

8.1

Food

7.2

Comfort

7.9

Overall

7.9

Crew

8.5

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
11,320 reviews
Delta
7.9
Good
8,215 reviews

Boarding

8.1

Food

7.2

Comfort

7.9

Overall

7.9

Crew

8.5

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 Blountville to Heathrow. 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 from for flights from Blountville to London Heathrow?

    Located just 5.7 mi from the city center, Blountville Tri Cities TN/VA is the airport most travelers will use when flying to London Heathrow from Blountville. Booking flights from Tri Cities TN/VA (TRI) to London Heathrow should be relatively easy as there are 0 daily outbound flights to London Heathrow from 2 different airlines.

  • How long is the flight from Blountville to London Heathrow Airport?

    American Airlines and Delta can get you from Blountville to London Heathrow Airport in just under 14h 16m. Your travel time can differ by up to 2h 54m. There are 3980 mi between Blountville and London Heathrow Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Blountville to London Heathrow Airport round-trip?

    Flying on American Airlines is currently your cheapest option to London Heathrow Airport, with prices starting at $624. Another option worth looking into is Delta, starting at $658 round trip. These flights start at 35% lower than the current average price 3 months from now.

  • Can I find deals for flights from Blountville to Heathrow that include hotel bookings?

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

  • How can I find direct flights from Blountville to Heathrow?

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

  • Can I find deals for business class flights from Blountville to Heathrow?

    Yes. Cheapflights offers flight deals from Blountville to Heathrow 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 Blountville to London Heathrow Airport?

    Currently, July is the cheapest month in which you can book a flight from Blountville to London Heathrow Airport (average of $537). Flying from Blountville to London Heathrow Airport in June is currently the most expensive (average of $1,060). 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 Heathrow Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Blountville to Heathrow

Discover the top 2 airlines that operate flights from Blountville to Heathrow. 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 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$624Average$992FlexibilityNo cancel feeOn-time71%
DeltaCheapest$658Average$795FlexibilityNo cancel feeOn-timeN/A

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