Which layover airport has the shortest travel time from Knoxville to London?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 10h 15m.

What airlines fly to London?

American Airlines, Delta and Virgin Atlantic are the top three most popular airlines that fly to London from Knoxville according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to London. Keep in mind that there are 5 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Knoxville to London?

Flights via Chicago (ORD) offer the lowest average round-trip price of $1,007.

What is the cheapest airline that flies from Knoxville McGhee Tyson to London?

Lufthansa, United Airlines, and Delta are the most popular carriers operating from Knoxville McGhee Tyson to London

Which layover airport has the shortest connection time from Knoxville to London?

Charlotte (CLT) has the shortest average layover time for this route: 1h 16m.

Which airport is the most popular layover for flights between Knoxville and London?

Atlanta (ATL) was the most common stop: 35% of momondo users choosing 1-stop flights on this route connected there.

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?

As of December 2025, there are 5 operators available to choose from 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.

$241 Cheap Flights from Knoxville to London in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $718 to $1,083. The lowest price recently found on this route was $561.

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1:59 pm - 5:55 am

TYS

LHR

10h 56m1 stop

7:40 am - 7:27 pm

LHR

TYS

16h 47m2 stops

$561Lufthansa

Tue, Feb 3 - Tue, Feb 10

1:59 pm - 5:55 am

TYS

LHR

10h 56m1 stop

7:40 am - 7:29 pm

LHR

TYS

16h 49m2 stops

$597Lufthansa

Wed, Feb 11 - Wed, Feb 18

1:59 pm - 5:55 am

TYS

LHR

10h 56m1 stop

12:05 pm - 7:29 pm

LHR

TYS

12h 24m1 stop

$604Lufthansa

Sun, Feb 1 - Sun, Feb 15

11:40 am - 10:15 am

TYS

LHR

17h 35m1 stop

6:50 am - 4:53 pm

LHR

TYS

15h 03m2 stops

$628United Airlines

Fri, Jan 23 - Tue, Jan 27

9:30 am - 7:10 am

TYS

LHR

16h 40m2 stops

7:40 am - 7:27 pm

LHR

TYS

16h 47m2 stops

$632Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

1:15 pm - 10:00 am

TYS

LGW

15h 45m1 stop

2:00 pm - 11:37 pm

LGW

TYS

14h 37m1 stop

$751Multiple Airlines

Mon, May 11 - Fri, May 29

5:14 pm - 6:30 pm

TYS

LCY

44h 16m2 stops

3:30 pm - 8:56 pm

LCY

TYS

34h 26m2 stops

$913British Airways

Fri, Jan 9 - Fri, Jan 16

10:49 am - 8:00 pm

TYS

LCY

28h 11m2 stops

7:15 am - 8:56 pm

LCY

TYS

18h 41m2 stops

$965British Airways

Thu, Jan 1 - Thu, Jan 8

11:34 am - 10:50 am

TYS

LGW

18h 16m2 stops

11:30 am - 11:06 pm

LGW

TYS

16h 36m2 stops

$1,004Iberia

Sat, Apr 18 - Tue, May 5

11:34 am - 10:50 am

TYS

LGW

18h 16m2 stops

11:30 am - 11:06 pm

LGW

TYS

16h 36m2 stops

$1,029Iberia

Wed, Apr 22 - Wed, May 6

Lufthansa flights from Knoxville to London

Our best Lufthansa deals on Knoxville to London flight tickets

Lufthansa

Feb 3

TYS1:59 pmKnoxville McGhee Tyson

10h 56m

1 stop

LHR5:55 amLondon Heathrow

Feb 10

LHR7:40 amLondon Heathrow

16h 47m

2 stops

TYS7:27 pmKnoxville McGhee Tyson

$561

Find similar

Lufthansa

Feb 11

TYS1:59 pmKnoxville McGhee Tyson

10h 56m

1 stop

LHR5:55 amLondon Heathrow

Feb 18

LHR7:40 amLondon Heathrow

16h 49m

2 stops

TYS7:29 pmKnoxville McGhee Tyson

$597

Find similar

Lufthansa

Feb 1

TYS1:59 pmKnoxville McGhee Tyson

10h 56m

1 stop

LHR5:55 amLondon Heathrow

Feb 15

LHR12:05 pmLondon Heathrow

12h 24m

1 stop

TYS7:29 pmKnoxville McGhee Tyson

$604

Find similar

United Airlines flights from Knoxville to London

Our best United Airlines deals on Knoxville to London flight tickets

United Airlines

Jan 23

TYS11:40 amKnoxville McGhee Tyson

17h 35m

1 stop

LHR10:15 amLondon Heathrow

Jan 27

LHR6:50 amLondon Heathrow

15h 03m

2 stops

TYS4:53 pmKnoxville McGhee Tyson

$628

Find similar

United Airlines

Jan 23

TYS1:59 pmKnoxville McGhee Tyson

15h 26m

2 stops

LHR10:25 amLondon Heathrow

Jan 27

LHR6:35 amLondon Heathrow

17h 52m

2 stops

TYS7:27 pmKnoxville McGhee Tyson

$633

Find similar

United Airlines

Apr 18

TYS7:20 pmKnoxville McGhee Tyson

30h 35m

1 stop

LHR6:55 amLondon Heathrow

May 5

LHR6:50 amLondon Heathrow

15h 43m

2 stops

TYS5:33 pmKnoxville McGhee Tyson

$644

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 2/3

1:59 pm-5:55 am

1 stop10h 56m

London Heathrow

Tue 2/10

7:40 am-7:27 pm

2 stops16h 47m

$561

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 2/11

1:59 pm-5:55 am

1 stop10h 56m

London Heathrow

Wed 2/18

7:40 am-7:29 pm

2 stops16h 49m

$597

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sun 2/1

1:59 pm-5:55 am

1 stop10h 56m

London Heathrow

Sun 2/15

12:05 pm-7:29 pm

1 stop12h 24m

$604

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 1/23

11:40 am-10:15 am

1 stop17h 35m

London Heathrow

Tue 1/27

6:50 am-4:53 pm

2 stops15h 03m

$628

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 2/3

9:30 am-7:10 am

2 stops16h 40m

London Heathrow

Tue 2/10

7:40 am-7:27 pm

2 stops16h 47m

$632

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 5/11

1:15 pm-10:00 am

1 stop15h 45m

London Gatwick

Fri 5/29

2:00 pm-11:37 pm

1 stop14h 37m

$751

KnoxvilleLondon

TYS - LCY

TYSLCY

Knoxville McGhee Tyson

Fri 1/9

5:14 pm-6:30 pm

2 stops44h 16m

London City

Fri 1/16

3:30 pm-8:56 pm

2 stops34h 26m

$913

KnoxvilleLondon

TYS - LCY

TYSLCY

Knoxville McGhee Tyson

Thu 1/1

10:49 am-8:00 pm

2 stops28h 11m

London City

Thu 1/8

7:15 am-8:56 pm

2 stops18h 41m

$965

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Sat 4/18

11:34 am-10:50 am

2 stops18h 16m

London Gatwick

Tue 5/5

11:30 am-11:06 pm

2 stops16h 36m

$1,004

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Wed 4/22

11:34 am-10:50 am

2 stops18h 16m

London Gatwick

Wed 5/6

11:30 am-11:06 pm

2 stops16h 36m

$1,029

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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 $745, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Knoxville averaging around $767.

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

The cheapest day to depart from Knoxville to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $820. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,166. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Knoxville in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $882 when looking at flights departing in the afternoon. Flights to London are more costly at noon, with an average ticket price of $1,015. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $935 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Knoxville for as low as $716 on momondo.

Can stopping save me money on Knoxville to London flights?

You could potentially save up to 24% 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 round-trip 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

Fastest flight time	10h 05m
Direct flights	None

The fastest flight from Knoxville to London takes 10h 05m

There are no direct flights from Knoxville to London. There are no popular flight routes from Knoxville to London.

Search flight deals

How far is Knoxville McGhee Tyson to London by plane?
A flight from Knoxville McGhee Tyson to London will travel around 4078.3 mi. In terms of flight time, this usually takes a little over 10h 05m.
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?
As of December 2025, there are 5 operators available to choose from 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.
What is the most popular airline from Knoxville to London?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Knoxville to London is American Airlines (33% of total bookings). The next most popular airlines are British Airways (23%), United Airlines (19%), and Delta (18%).

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
Virgin Atlantic	PriceFrom $577	Free Cancellation	Rating 7.5 675 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $624	Free Cancellation	Rating 7.9 8,015 reviews	Search Delta flights
British Airways	PriceFrom $693	Free Cancellation	Rating 6.7 7,602 reviews	Search British Airways flights
American Airlines	PriceFrom $712	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
United Airlines	PriceFrom $716	Free Cancellation	Rating 7.4 9,102 reviews	Search United Airlines flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Wembley

Watford

Ilford

Cobham

Folkestone

Romford

Richmond

Uxbridge

Stansted

Why use momondo?

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

Finding the right flight to London from Knoxville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Knoxville to London flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Knoxville.

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.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to the United Kingdom

Cheap flights from Knoxville to London from $241

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 2/2. 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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Filter for what you want

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Cheap round-trip flights

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Lufthansa flights from Knoxville to London

Our best Lufthansa deals on Knoxville to London flight tickets

United Airlines flights from Knoxville to London

Our best United Airlines deals on Knoxville to London flight tickets

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See travel insights to London from

How to get the cheapest flight ticket from Knoxville to London

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

What is the cheapest month to fly to London?

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

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

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

Can stopping save me money on Knoxville to London flights?

You could potentially save up to 24% on your flight if you consider stops on a Knoxville to London flight.

What is the cheapest airline that flies from Knoxville McGhee Tyson to London?

Lufthansa, United Airlines, and Delta are the most popular carriers operating from Knoxville McGhee Tyson to London

What airlines fly to London?

Which airport is the most popular layover for flights between Knoxville and London?

Atlanta (ATL) was the most common stop: 35% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Knoxville to London?

Flights via Chicago (ORD) offer the lowest average round-trip price of $1,007.

Which layover airport has the shortest travel time from Knoxville to London?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 10h 15m.

Which layover airport has the shortest connection time from Knoxville to London?

Charlotte (CLT) has the shortest average layover time for this route: 1h 16m.

When to book flights from Knoxville to London

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

Fastest flight time

Direct flights

How far is Knoxville McGhee Tyson to London by plane?

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

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?

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

What is the most popular airline from Knoxville to London?

Best airlines flying from Knoxville to London

Compare and see reviews for airlines that fly from Knoxville to London with momondo

Traveling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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