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Cheap flights from Knoxville to London from £305

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to London departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
14:41 - 07:50TYS-LHR
12h 09m1 stop
Delta Logo
06:30 - 18:52LHR-TYS
17h 22m2 stops
£454Delta
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Mon, 1 Dec - Mon, 8 Dec
United Airlines Logo
07:00 - 07:10TYS-LHR
19h 10m2 stops
United Airlines Logo
09:00 - 10:13LHR-TYS
30h 13m2 stops
£473United Airlines
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Thu, 11 Dec - Tue, 16 Dec
American Airlines Logo
10:11 - 09:00TYS-LGW
17h 49m2 stops
American Airlines Logo
12:30 - 08:38LGW-TYS
25h 08m2 stops
£473American Airlines
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Sun, 25 Jan - Sun, 15 Feb
KLM Logo
20:07 - 11:40TYS-LHR
10h 33m1 stop
KLM Logo
10:45 - 20:05LHR-TYS
14h 20m1 stop
£476KLM
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Mon, 1 Dec - Mon, 8 Dec
Scandinavian Airlines Logo
14:30 - 09:20TYS-LHR
37h 50m2 stops
Scandinavian Airlines Logo
14:20 - 21:44LHR-TYS
36h 24m2 stops
£479Scandinavian Airlines
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Sat, 25 Apr - Sat, 9 May
Virgin Atlantic Logo
15:53 - 07:50TYS-LHR
10h 57m1 stop
Virgin Atlantic Logo
13:00 - 20:00LHR-TYS
12h 00m1 stop
£495Virgin Atlantic
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Fri, 14 Nov - Tue, 18 Nov
Virgin Atlantic Logo
14:41 - 07:50TYS-LHR
12h 09m1 stop
Virgin Atlantic Logo
10:10 - 20:06LHR-TYS
14h 56m2 stops
£499Virgin Atlantic
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Fri, 14 Nov - Tue, 18 Nov
Scandinavian Airlines Logo
14:30 - 09:20TYS-LHR
37h 50m2 stops
Scandinavian Airlines Logo
18:40 - 23:46LHR-TYS
34h 06m2 stops
£502Scandinavian Airlines
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Sat, 25 Apr - Fri, 8 May
KLM Logo
15:53 - 07:50TYS-LHR
10h 57m1 stop
KLM Logo
10:45 - 18:52LHR-TYS
13h 07m1 stop
£575KLM
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Wed, 19 Nov - Thu, 8 Jan
American Airlines Logo
06:58 - 07:30TYS-LGW
20h 32m2 stops
American Airlines Logo
14:30 - 17:32LGW-TYS
32h 02m2 stops
£746American Airlines
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Fri, 27 Mar - Tue, 31 Mar

United Airlines flights from Knoxville to London

Our best United Airlines deals on Knoxville to London flight tickets
United Airlines
11 Dec
TYS07:00Knoxville McGhee Tyson
19h 10m
2 stops
LHR07:10London Heathrow
16 Dec
LHR09:00London Heathrow
30h 13m
2 stops
TYS10:13Knoxville McGhee Tyson
£473
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United Airlines
12 Dec
TYS10:50Knoxville McGhee Tyson
14h 50m
2 stops
LHR06:40London Heathrow
22 Dec
LHR13:35London Heathrow
14h 04m
1 stop
TYS22:39Knoxville McGhee Tyson
£536
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United Airlines
21 Apr
TYS10:16Knoxville McGhee Tyson
15h 14m
2 stops
LHR06:30London Heathrow
5 May
LHR07:25London Heathrow
16h 52m
2 stops
TYS19:17Knoxville McGhee Tyson
£538
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British Airways flights from Knoxville to London

Our best British Airways deals on Knoxville to London flight tickets
British Airways
11 Nov
TYS17:09Knoxville McGhee Tyson
13h 51m
1 stop
LHR12:00London Heathrow
15 Dec
LHR18:45London Heathrow
31h 55m
2 stops
TYS21:40Knoxville McGhee Tyson
£496
Find similar
British Airways
25 Jan
TYS17:15Knoxville McGhee Tyson
13h 20m
1 stop
LHR11:35London Heathrow
15 Feb
LHR10:05London Heathrow
16h 42m
1 stop
TYS21:47Knoxville McGhee Tyson
£501
Find similar
British Airways
29 Nov
TYS20:04Knoxville McGhee Tyson
30h 16m
1 stop
LHR07:20London Heathrow
7 Dec
LHR09:55London Heathrow
12h 24m
1 stop
TYS17:19Knoxville McGhee Tyson
£550
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momondo Fare Finder

 
Customise your flight search to find flights from Knoxville 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, momondo users made 279,928 searches. Data last updated 5 November 2025.
Use the filters below to find and compare flights from Knoxville to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 1/12

14:41-07:50

1 stop12h 09m

London Heathrow

Mon 8/12

06:30-18:52

2 stops17h 22m

£454

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Thu 11/12

07:00-07:10

2 stops19h 10m

London Heathrow

Tue 16/12

09:00-10:13

2 stops30h 13m

£473

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Sun 25/1

10:11-09:00

2 stops17h 49m

London Gatwick

Sun 15/2

12:30-08:38

2 stops25h 08m

£473

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 1/12

20:07-11:40

1 stop10h 33m

London Heathrow

Mon 8/12

10:45-20:05

1 stop14h 20m

£476

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sat 25/4

14:30-09:20

2 stops37h 50m

London Heathrow

Sat 9/5

14:20-21:44

2 stops36h 24m

£479

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 14/11

15:53-07:50

1 stop10h 57m

London Heathrow

Tue 18/11

13:00-20:00

1 stop12h 00m

£495

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 14/11

14:41-07:50

1 stop12h 09m

London Heathrow

Tue 18/11

10:10-20:06

2 stops14h 56m

£499

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sat 25/4

14:30-09:20

2 stops37h 50m

London Heathrow

Fri 8/5

18:40-23:46

2 stops34h 06m

£502

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 19/11

15:53-07:50

1 stop10h 57m

London Heathrow

Thu 8/1

10:45-18:52

1 stop13h 07m

£575

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Fri 27/3

06:58-07:30

2 stops20h 32m

London Gatwick

Tue 31/3

14:30-17:32

2 stops32h 02m

£746

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Knoxville to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Knoxville and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Knoxville is in November. Flight prices, which tend to average around £594, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Knoxville averaging around £597.

What is the cheapest day to depart on your flight to London?

Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £664. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to London for around £737.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £703 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Knoxville for as low as £548 on momondo.

Can stopping save me money on Knoxville to London flights?

You could potentially save up to 27% on your flight if you consider stops on a Knoxville to London flight.

When to book flights from Knoxville to London

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to London according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Knoxville to London (TYS to LON) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to London

Direct flights

None
There are no direct flights from Knoxville to London. There are no popular flight routes from Knoxville to London.
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  • How far is Knoxville McGhee Tyson to London by plane?

    Knoxville McGhee Tyson and London are 4078.3 mi apart from one another. In terms of flight time, this usually takes a little over 9h 56m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to London?

    Prices for flights from Knoxville McGhee Tyson Airport to London are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to London?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to London?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to London.

  • What documentation or ID do you need to fly to London?

    The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Knoxville to London

Compare and see reviews for airlines that fly from Knoxville to London with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom £519Free CancellationRating
7.4
1,560 reviews
Search Scandinavian Airlines flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Dover
Colchester
Chelmsford
Hayes
Worthing
Ramsgate
Dartford
Bedford
Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Knoxville to London with flexible booking policies on momondo?

Yes. All flights to London from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to London?

momondo helps you find the best flight between Knoxville and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Knoxville to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Knoxville and alert you when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport