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$419+ 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
TRI — LHR
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$568
(Delta)

One-way from

$419
(American Airlines)

Popular in

June

Cheapest in

November

Average price

$860
From Blountville Tri Cities TN/VA to London Heathrow
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One-way flight from Blountville Tri Cities TN/VA to London Heathrow
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Highest demand for flights based on searches. 17% potential increase in price ($203 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 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 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 September 15, 2025.

This Delta deal was found by Cheapflights users on 9/13. 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 10/2810:12 amTRI - LHR
1 stop17h 38mDelta
Tue 11/48:55 amLHR - TRI
2 stops18h 26mDelta
Deal found 9/13$568
This KLM deal was found by Cheapflights users on 9/13. 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 10/283:48 pmTRI - LHR
1 stop13h 12mKLM
Tue 11/43:50 pmLHR - TRI
1 stop22h 32mKLM
Deal found 9/13$576
This Delta deal was found by Cheapflights users on 9/13. 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 stops15h 32mDelta
Tue 10/149:35 amLHR - TRI
2 stops17h 46mDelta
Deal found 9/13$580
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 9/13. 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 11/238:55 amLHR - TRI
2 stops18h 38mDelta
Deal found 9/13$658
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.
Tue 10/281:28 pmTRI - LHR
2 stops13h 37mDelta
Sun 11/25:30 amLHR - TRI
2 stops20h 51mDelta
Deal found 9/14$664
This KLM deal was found by Cheapflights users on 9/13. 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 10/141:05 pmLHR - TRI
1 stop14h 16mKLM
Deal found 9/13$689
This American Airlines deal was found by Cheapflights users on 9/13. 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 10/35:25 pmTRI - LHR
1 stop14h 05mAmerican Airlines
Sat 10/119:15 amLHR - TRI
1 stop11h 34mAmerican Airlines
Deal found 9/13$703

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 September 15, 2025.
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

Tue 10/28

10:12 am-7:50 am

1 stop17h 38m

London Heathrow

Tue 11/4

8:55 am-10:21 pm

2 stops18h 26m

$568

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 10/28

3:48 pm-9:00 am

1 stop13h 12m

London Heathrow

Tue 11/4

3:50 pm-9:22 am

1 stop22h 32m

$576

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Wed 10/29

1:28 pm-7:50 am

2 stops14h 22m

London Heathrow

Wed 11/5

11:05 am-10:21 pm

2 stops16h 16m

$580

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 10/7

7:17 pm-1:30 pm

1 stop13h 13m

London Heathrow

Tue 10/14

6:30 pm-3:08 pm

2 stops25h 38m

$580

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Wed 11/19

10:12 am-6:25 am

1 stop15h 13m

London Heathrow

Fri 11/28

8:55 am-6:37 pm

1 stop14h 42m

$655

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Wed 11/19

10:12 am-6:25 am

1 stop15h 13m

London Heathrow

Fri 11/28

8:55 am-6:37 pm

1 stop14h 42m

$655

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

8:55 am-10:33 pm

2 stops18h 38m

$658

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 11/11

12:03 pm-9:15 am

1 stop16h 12m

$419

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Tue 11/11

3:36 pm-10:50 am

2 stops14h 14m

$441

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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, November is the cheapest month in which you can book a flight from Blountville to London Heathrow Airport (average of $661). Flying from Blountville to London Heathrow Airport 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 TRI to LHR?

Find hourly flight availability from Blountville to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Blountville to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 34% versus a flight in the evening.

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 September 15, 2025.
Peruse reviews from past customers who have flown with Delta, Virgin Atlantic, 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
8.0
Very good
7,956 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
7,956 reviews
Delta
8.0
Very good
7,956 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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!
Virgin Atlantic
7.4
Good
664 reviews
Delta
8.0
Very good
7,956 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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
7,956 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Food

7.3

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 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 3 different airlines.

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

    Delta, KLM, and Virgin Atlantic can get you from Blountville to London Heathrow Airport in just under 14h 22m. Your travel time can differ by up to 3h 16m. 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 Virgin Atlantic is currently your cheapest option to London Heathrow Airport, with prices starting at $574. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $654 and $687, respectively. These flights start at 38% 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, November is the cheapest month in which you can book a flight from Blountville to London Heathrow Airport (average of $661). Flying from Blountville to London Heathrow Airport 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone
Chichester

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 3 airlines flying from Blountville to Heathrow

Discover the top 3 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$654Average$1,107FlexibilityNo cancel feeOn-time71%
DeltaCheapest$687Average$795FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$709Average$891FlexibilityNo cancel feeOn-time72%

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