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Cheap flights from Tennessee to London Heathrow Airport from £128

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — LHR
14 Aug — 21 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Tennessee to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Tennessee to Heathrow
Explore the most affordable flight options available from Tennessee to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2026.

Mon 16/1109:00
MEM
-
LHR
1 stop19h 15m
United Airlines
Wed 18/1106:50
LHR
-
MEM
2 stops16h 59m
United Airlines
Deal found 14/7£579
Sat 17/1019:25
TYS
-
LHR
2 stops20h 55m
United Airlines
Mon 19/1017:55
LHR
-
TYS
2 stops28h 13m
United Airlines
Deal found 14/7£582
Sun 15/1116:36
CHA
-
LHR
1 stop34h 04m
United Airlines
Wed 18/1106:50
LHR
-
CHA
2 stops15h 15m
United Airlines
Deal found 10/7£583
Tue 1/1218:22
MEM
-
LHR
1 stop31h 33m
United Airlines
Fri 4/1207:30
LHR
-
MEM
2 stops20h 23m
United Airlines
Deal found 10/7£592
Tue 1/1215:00
MEM
-
LHR
2 stops33h 30m
Multiple Airlines
Fri 4/1206:30
LHR
-
MEM
2 stops17h 34m
Multiple Airlines
Deal found 10/7£593
Sun 22/1119:20
TYS
-
LHR
2 stops40h 30m
Lufthansa
Wed 25/1115:30
LHR
-
TYS
2 stops34h 14m
Lufthansa
Deal found 13/7£626
Tue 13/1013:35
MEM
-
LHR
1 stop10h 50m
Virgin Atlantic
Wed 4/1106:20
LHR
-
MEM
2 stops21h 55m
Virgin Atlantic
Deal found 13/7£638
Wed 25/1107:00
TYS
-
LHR
1 stop19h 55m
United Airlines
Fri 27/1107:30
LHR
-
TYS
2 stops18h 14m
United Airlines
Deal found 13/7£639
Tue 27/1019:20
TYS
-
LHR
2 stops16h 30m
Lufthansa
Tue 17/1111:10
LHR
-
TYS
2 stops17h 46m
Lufthansa
Deal found 14/7£656
Mon 12/1018:11
MEM
-
LHR
1 stop13h 04m
Virgin Atlantic
Tue 3/1115:50
LHR
-
MEM
1 stop13h 39m
Virgin Atlantic
Deal found 13/7£656
Sun 4/1011:35
TYS
-
LHR
1 stop15h 05m
Iberia
Wed 14/1006:15
LHR
-
TYS
2 stops22h 44m
Iberia
Deal found 14/7£658
Mon 12/1007:15
MEM
-
LHR
2 stops17h 20m
Air Canada
Tue 3/1113:00
LHR
-
MEM
2 stops27h 46m
Air Canada
Deal found 13/7£658

Find flight deals from Tennessee to Heathrow

Keep the following information in mind while searching for Tennessee to Heathrow flight deals. Data was last updated 15 July 2026.

Round-trip from

£581

One-way from

£128

Popular in

June

Cheapest in

September

Average price

£938

Good round-trip deal

£881 or less

Good one-way deal

£340 or less
United Airlines
  • United Airlines
  • 6/12-8/12
  • 3 total stops
  • 31h 43m total
  • Tennessee to London
Search Deals
Aer Lingus
  • Aer Lingus
  • 11/8
  • 2 total stops
  • 15h 55m total
  • Tennessee to London
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (£202 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Tennessee to London Heathrow.
Search Deals
Price to beat on a one-way flight from Tennessee to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Tennessee 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 858,174 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from Tennessee to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Sun 15/11

17:55-07:10

2 stops32h 15m

London Heathrow

Wed 18/11

06:50-17:05

2 stops15h 15m

£585

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 25/11

07:00-07:55

1 stop19h 55m

London Heathrow

Fri 27/11

07:30-20:44

2 stops18h 14m

£639

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 21/9

06:00-06:45

1 stop19h 45m

London Heathrow

Fri 2/10

06:50-18:32

2 stops16h 42m

£661

MemphisLondon

MEM - LHR

MEMLHR

Memphis

Mon 5/10

13:37-11:20

1 stop15h 43m

London Heathrow

Tue 13/10

06:30-17:15

2 stops16h 45m

£661

MemphisLondon

MEM - LHR

MEMLHR

Memphis

Mon 5/10

18:25-11:55

1 stop11h 30m

London Heathrow

Mon 12/10

08:40-23:06

2 stops44h 26m

£662

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 21/10

10:42-06:30

2 stops14h 48m

London Heathrow

Wed 4/11

06:50-19:36

2 stops17h 46m

£663

ChattanoogaLondon

CHA - LHR

CHALHR

Chattanooga Lovell Field

Mon 21/9

14:32-10:30

2 stops14h 58m

London Heathrow

Fri 2/10

06:30-17:36

2 stops16h 06m

£664

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 30/11

07:00-05:55

1 stop17h 55m

London Heathrow

Fri 11/12

07:30-21:05

2 stops18h 35m

£676

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 30/9

15:53-12:10

1 stop15h 17m

London Heathrow

Wed 7/10

13:45-20:18

1 stop11h 33m

£683

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 23/11

14:00-10:50

1 stop15h 50m

London Heathrow

Wed 25/11

12:05-19:36

1 stop12h 31m

£697

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Tennessee to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Tennessee with our price prediction graph.
Estimated return 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 Tennessee to London Heathrow Airport

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

Currently, August is the cheapest month in which you can book a flight from Tennessee to London Heathrow Airport (average of £38). Flying from Tennessee to London Heathrow Airport in March is currently the most expensive (average of £389). 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 TN to LHR?

Find hourly flight availability from Tennessee 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 15 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Tennessee to London Heathrow Airport as you normally would.

How much does it cost for a return flight from Tennessee to London Heathrow Airport?

How far ahead should I book a flight from Tennessee to London Heathrow Airport?

To ensure you get the cheapest price possible for a flight from Tennessee to London Heathrow Airport, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Tennessee to Heathrow. 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 Tennessee to London Heathrow Airport?

    For as low as £683, United Airlines can have you in London Heathrow Airport from Tennessee in 15h 17m. There are 4076 mi between Tennessee and London Heathrow Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Tennessee to London Heathrow Airport one-way?

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as £215. Users have also found prices from £252 and £261 on Aer Lingus and Virgin Atlantic, respectively.

  • What are the most popular routes from Tennessee to London Heathrow Airport?

    When deciding which route to take from Tennessee to London Heathrow Airport consider Nashville Intl - London Heathrow, Knoxville McGhee Tyson - London Heathrow or Memphis - London Heathrow as they are the most popular.

  • What are the most reliable airlines from Tennessee to London Heathrow Airport?

    Consider American Airlines (78%), Aer Lingus (78%) or Finnair (78%) when booking your flight. These represent the most reliable airlines when flying from Tennessee to London Heathrow Airport.

  • What are the cheapest flights from Tennessee to London Heathrow Airport?

    While on average a flight from Tennessee to London Heathrow Airport is generally £795, our data shows the cheapest flight currently is £261. When looking at the most popular route, (Nashville Intl - London Heathrow), you can expect to pay £531 for that flight.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Tennessee to London Heathrow Airport (average of £38). Flying from Tennessee to London Heathrow Airport in March is currently the most expensive (average of £389). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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Alternative routes for Tennessee to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Boston to Stansted flights
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O'Hare Intl to Gatwick flights
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O'Hare Intl to Stansted flights
San Francisco to Gatwick flights
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Top 2 airlines flying from Tennessee to Heathrow

Discover the top 2 airlines that operate flights from Tennessee 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 858,174 searches. Data last updated 15 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£388Average£830FlexibilityNo cancel feeOn-time70%
Search British Airways flights
JetBlueCheapest£514Average£852FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Tennessee to Heathrow?

Cheapflights helps you search for flights from Tennessee to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Tennessee to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Tennessee to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Tennessee to Heathrow with no change fees?

Yes! Cheapflights helps users easily find flights from Tennessee to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from Tennessee to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Tennessee to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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