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Cheap flights from Knoxville to London from £176

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 10/10. 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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0 bags

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Find the cheapest flights from Knoxville to London

Cheap return flights

Multiple Airlines Logo
08:15 - 06:00TYS-LGW
16h 45m1 stop
Multiple Airlines Logo
14:00 - 22:52LGW-TYS
13h 52m1 stop
£412Multiple Airlines
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Wed, 19 Nov - Mon, 24 Nov
Delta Logo
06:10 - 06:20TYS-LHR
19h 10m1 stop
Delta Logo
06:20 - 20:06LHR-TYS
18h 46m2 stops
£419Delta
Find Deal
Tue, 18 Nov - Tue, 25 Nov
Delta Logo
10:22 - 06:25TYS-LHR
15h 03m1 stop
Delta Logo
06:30 - 18:54LHR-TYS
17h 24m2 stops
£419Delta
Find Deal
Tue, 18 Nov - Thu, 27 Nov
KLM Logo
18:04 - 13:10TYS-LHR
14h 06m1 stop
KLM Logo
15:15 - 23:46LHR-TYS
13h 31m1 stop
£425KLM
Find Deal
Mon, 13 Oct - Thu, 23 Oct
Virgin Atlantic Logo
15:51 - 09:20TYS-LHR
12h 29m2 stops
Virgin Atlantic Logo
08:55 - 19:00LHR-TYS
15h 05m1 stop
£427Virgin Atlantic
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Wed, 19 Nov - Wed, 26 Nov
KLM Logo
16:00 - 07:50TYS-LHR
11h 50m1 stop
KLM Logo
13:00 - 21:32LHR-TYS
12h 32m1 stop
£430KLM
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Tue, 10 Mar - Thu, 19 Mar
Scandinavian Airlines Logo
15:48 - 16:00TYS-LHR
20h 12m2 stops
Scandinavian Airlines Logo
06:40 - 23:46LHR-TYS
22h 06m2 stops
£445Scandinavian Airlines
Find Deal
Wed, 29 Oct - Mon, 3 Nov
Scandinavian Airlines Logo
15:48 - 16:00TYS-LHR
20h 12m2 stops
Scandinavian Airlines Logo
06:40 - 23:46LHR-TYS
22h 06m2 stops
£446Scandinavian Airlines
Find Deal
Wed, 29 Oct - Mon, 3 Nov
Virgin Atlantic Logo
15:56 - 10:50TYS-LHR
13h 54m2 stops
Virgin Atlantic Logo
10:45 - 18:59LHR-TYS
13h 14m1 stop
£465Virgin Atlantic
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Thu, 11 Dec - Tue, 16 Dec
American Airlines Logo
12:01 - 09:00TYS-LGW
15h 59m2 stops
American Airlines Logo
12:30 - 11:24LGW-TYS
27h 54m2 stops
£487American Airlines
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Wed, 19 Nov - Thu, 27 Nov

Delta flights from Knoxville to London

Our best Delta deals on Knoxville to London flight tickets
Delta
18 Nov
TYS06:10Knoxville McGhee Tyson
19h 10m
1 stop
LHR06:20London Heathrow
25 Nov
LHR06:20London Heathrow
18h 46m
2 stops
TYS20:06Knoxville McGhee Tyson
£419
Find similar
Delta
18 Nov
TYS10:22Knoxville McGhee Tyson
15h 03m
1 stop
LHR06:25London Heathrow
27 Nov
LHR06:30London Heathrow
17h 24m
2 stops
TYS18:54Knoxville McGhee Tyson
£419
Find similar
Delta
19 Nov
TYS10:22Knoxville McGhee Tyson
15h 33m
2 stops
LHR06:55London Heathrow
25 Nov
LHR06:20London Heathrow
18h 40m
2 stops
TYS20:00Knoxville McGhee Tyson
£422
Find similar

Air Canada flights from Knoxville to London

Our best Air Canada deals on Knoxville to London flight tickets
Air Canada
18 Nov
TYS09:50Knoxville McGhee Tyson
16h 20m
2 stops
LHR07:10London Heathrow
26 Nov
LHR13:25London Heathrow
32h 43m
2 stops
TYS17:08Knoxville McGhee Tyson
£495
Find similar
Air Canada
18 Nov
TYS05:45Knoxville McGhee Tyson
20h 25m
2 stops
LHR07:10London Heathrow
25 Nov
LHR18:00London Heathrow
45h 48m
2 stops
TYS10:48Knoxville McGhee Tyson
£500
Find similar
Air Canada
18 Nov
TYS09:50Knoxville McGhee Tyson
16h 20m
2 stops
LHR07:10London Heathrow
24 Nov
LHR13:25London Heathrow
15h 34m
2 stops
TYS23:59Knoxville McGhee Tyson
£530
Find similar

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 19 September 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 - LGW

TYSLGW

Knoxville McGhee Tyson

Wed 19/11

08:15-06:00

1 stop16h 45m

London Gatwick

Mon 24/11

14:00-22:52

1 stop13h 52m

£412

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 18/11

06:10-06:20

1 stop19h 10m

London Heathrow

Tue 25/11

06:20-20:06

2 stops18h 46m

£419

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 18/11

10:22-06:25

1 stop15h 03m

London Heathrow

Thu 27/11

06:30-18:54

2 stops17h 24m

£419

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 13/10

18:04-13:10

1 stop14h 06m

London Heathrow

Thu 23/10

15:15-23:46

1 stop13h 31m

£424

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 19/11

15:51-09:20

2 stops12h 29m

London Heathrow

Wed 26/11

08:55-19:00

1 stop15h 05m

£427

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 10/3

16:00-07:50

1 stop11h 50m

London Heathrow

Thu 19/3

13:00-21:32

1 stop12h 32m

£430

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 29/10

15:48-16:00

2 stops20h 12m

London Heathrow

Mon 3/11

06:40-23:46

2 stops22h 06m

£445

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 29/10

15:48-16:00

2 stops20h 12m

London Heathrow

Mon 3/11

06:40-23:46

2 stops22h 06m

£446

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Thu 11/12

15:56-10:50

2 stops13h 54m

London Heathrow

Tue 16/12

10:45-18:59

1 stop13h 14m

£465

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Wed 19/11

12:01-09:00

2 stops15h 59m

London Gatwick

Thu 27/11

12:30-11:24

2 stops27h 54m

£487

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 £572, 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 £575.

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 £639. 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 £709.

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 £679 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 £527 on momondo.

Can stopping save me money on Knoxville to London flights?

You could potentially save up to 14% 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 10h 24m.

  • 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 £499Free CancellationRating
7.4
1,487 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
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Worthing
Chelmsford
Dover
Hayes
Dartford
Winchester
Hounslow
Stansted

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