TYS - LHR

£344 Find Cheap Flights from Knoxville to London Heathrow Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Knoxville to Heathrow departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to London Heathrow Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Knoxville to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Knoxville to London, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest return fare
£661
Typical prices: £774-£541
Scandinavian Airlines
Mon 31/8Sat 5/9
TYS - LHR • 2 stops
Cheapest one-way flight
£344
Typical prices: £486-£542
Multiple Airlines
Wed 8/7
TYS - LHR • 3 stops
Direct flights
Not available
There are currently no direct flights between Knoxville and Heathrow. You’ll need at least 1 connection.
Insights
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Top stopover airports
Atlanta (ATL)
Cheapest • Avg £739 (return)
Atlanta (ATL)
Shortest trip • 9h 45m (one-way)
Insights
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When to travel
January
Cheapest • 31% price drop
July
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Heathrow!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Knoxville to Heathrow (TYS-LHR)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Knoxville to Heathrow that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Knoxville to Heathrow

Mon, 31 Aug - Sat, 5 Sep
Scandinavian Airlines Logo
16:00 - 09:20
TYS
-
LHR
36h 20m
2 stops
Scandinavian Airlines Logo
17:00 - 23:47
LHR
-
TYS
35h 47m
2 stops
£661Scandinavian Airlines
Mon, 14 Sep - Wed, 23 Sep
Iberia Logo
15:05 - 10:50
TYS
-
LHR
14h 45m
1 stop
Iberia Logo
06:15 - 21:15
LHR
-
TYS
20h 00m
2 stops
£666Iberia
Mon, 14 Sep - Wed, 23 Sep
Iberia Logo
17:04 - 12:15
TYS
-
LHR
14h 11m
1 stop
Iberia Logo
06:15 - 21:15
LHR
-
TYS
20h 00m
2 stops
£667Iberia
Wed, 19 Aug - Wed, 2 Sep
United Airlines Logo
07:15 - 07:45
TYS
-
LHR
19h 30m
1 stop
United Airlines Logo
06:50 - 20:48
LHR
-
TYS
18h 58m
2 stops
£669United Airlines
Wed, 19 Aug - Wed, 2 Sep
United Airlines Logo
19:19 - 10:40
TYS
-
LHR
10h 21m
1 stop
United Airlines Logo
06:50 - 16:59
LHR
-
TYS
15h 09m
2 stops
£669United Airlines
Wed, 2 Sep - Wed, 9 Sep
United Airlines Logo
05:45 - 06:30
TYS
-
LHR
19h 45m
2 stops
United Airlines Logo
06:50 - 20:48
LHR
-
TYS
18h 58m
2 stops
£672United Airlines
Wed, 19 Aug - Wed, 2 Sep
Lufthansa Logo
17:57 - 18:40
TYS
-
LHR
19h 43m
2 stops
Lufthansa Logo
10:50 - 23:57
LHR
-
TYS
18h 07m
2 stops
£672Lufthansa
Wed, 12 Aug - Fri, 21 Aug
United Airlines Logo
10:46 - 08:30
TYS
-
LHR
16h 44m
1 stop
United Airlines Logo
14:05 - 16:59
LHR
-
TYS
31h 54m
2 stops
£675United Airlines
Wed, 12 Aug - Fri, 21 Aug
United Airlines Logo
13:48 - 08:30
TYS
-
LHR
13h 42m
1 stop
United Airlines Logo
14:05 - 16:59
LHR
-
TYS
31h 54m
2 stops
£676United Airlines
Wed, 12 Aug - Fri, 21 Aug
Air Canada Logo
05:45 - 06:30
TYS
-
LHR
19h 45m
2 stops
Air Canada Logo
14:05 - 16:59
LHR
-
TYS
31h 54m
2 stops
£678Air Canada
Booking Insights

KAYAK’s insights & trends for Knoxville to Heathrow flights

Get data-powered insights and trends into flights from Knoxville to Heathrow to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from Knoxville to London Heathrow Airport?

This analysis is based on the cheapest return trip price found on KAYAK in the last 12 months by searching for a flight from Knoxville to London Heathrow Airport departing in August.

What is the cheapest month to fly from Knoxville to London Heathrow Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Knoxville to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Knoxville to London Heathrow Airport is January, where tickets cost £494 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is £1,111 and £978 respectively.

How far in advance should I book a flight from Knoxville to London Heathrow Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Knoxville to London Heathrow Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Knoxville to London Heathrow Airport, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 8 weeks before departure.

Find deals

Good to know - Cheap tickets from Knoxville to London Heathrow Airport

Low seasonJanuary
Cheapest flight£344
Best time to beat the crowds (31% less expensive on average)
Most popular time to fly (5% more expensive on average)
Flight from Knoxville to London Heathrow Airport

When to book flights from Knoxville to Heathrow

Are your dates flexible? Find out the best times to travel from Knoxville to Heathrow based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Knoxville to London Heathrow Airport flights

  • What is the cheapest flight from Knoxville to London Heathrow Airport?

    In the last 3 days, the lowest price for a flight from Knoxville to London Heathrow Airport was £344 for a one-way ticket and £661 for a return.

  • Which airports will I be using when flying from Knoxville to London Heathrow Airport?

    Knoxville and London Heathrow Airport are both served by 1 main airport. You will leave Knoxville from Knoxville McGhee Tyson and will be arriving at London Heathrow.

  • Which aircraft models fly most regularly from Knoxville to London Heathrow Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Knoxville to London Heathrow Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Knoxville to London Heathrow Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Knoxville to London Heathrow Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Heathrow Airport from Knoxville is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Knoxville to London Heathrow Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to London Heathrow Airport with an airline and back to Knoxville with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Knoxville to London Heathrow Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Heathrow Airport from Knoxville up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Knoxville to Heathrow

Information on your arrival and departure airports

Knoxville (TYS)
Heathrow (LHR)