How long is the flight from London to Knoxville?

There are many flights that can get you from London to Knoxville in 18h 25m. Fly via Scandinavian Airlines, Lufthansa, or United Airlines to get the fastest option. Airlines will cover a distance of 4076 mi. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines flying from London to Knoxville round-trip?

Flying on Virgin Atlantic is currently your cheapest option to Knoxville, with prices starting at £364. Additional return tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at £450 and £459, respectively. Virgin Atlantic is currently priced 53% below the average price you’ll pay for this route.

In terms of precipitation, rainfall in Knoxville ranges from 68.0 - 123.0 inches per month. March is typically the wettest month, when rainfall can reach 123.0 mm. October is typically the driest time to visit Knoxville when rainfall is around 68.0 mm.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from London to Knoxville?

The most popular flight routes from London to Knoxville are London Heathrow - Knoxville McGhee Tyson, London City - Knoxville McGhee Tyson and London Gatwick - Knoxville McGhee Tyson.

What are the most popular airlines that fly from London to Knoxville?

When booking a flight from London to Knoxville, you may want to consider flying on British Airways, Lufthansa or Virgin Atlantic as they are the most popular for this route.

What is the cheapest time of day to fly from LON to TYS?

When flying from London to Knoxville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Knoxville from London?

If you book a flight to Knoxville from London, you will be flying to McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 0 flights from London to McGhee Tyson per day from 4 different airlines.

Can I find deals for flights from London to Knoxville that include hotel bookings?

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

How can I find direct flights from London to Knoxville?

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

Can I find deals for business class flights from London to Knoxville?

Yes. Cheapflights offers flight deals from London to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£335+ Cheap Flights from London to Knoxville

Cheap flight deals from London to Knoxville

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to Knoxville
Explore the most affordable flight options available from London to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Thu 3/1218:40 -

2 stops34h 17m

Mon 7/1218:09 -

2 stops16h 51m

Deal found 16/8£597

Mon 21/914:00 -

1 stop29h 31m

Mon 5/1006:30 -

1 stop22h 30m

Deal found 20/8£609

Sun 25/1006:40 -

2 stops21h 19m

Sun 15/1116:03 -

2 stops24h 37m

Deal found 19/8£616

Wed 16/907:45 -

2 stops20h 04m

Wed 23/909:45 -

1 stop19h 55m

Deal found 18/8£633

Sun 25/1007:30 -

2 stops20h 29m

Sun 15/1117:40 -

1 stop31h 15m

Deal found 19/8£651

Mon 21/909:40 -

2 stops30h 26m

Mon 28/912:22 -

1 stop16h 38m

Deal found 17/8£655

Sun 22/1112:50 -

2 stops16h 09m

Mon 30/1106:45 -

1 stop18h 10m

Deal found 18/8£660

Wed 16/911:30 -

2 stops17h 29m

Mon 21/918:02 -

1 stop12h 53m

Deal found 19/8£666

Tue 15/918:00 -

2 stops20h 54m

Tue 22/906:00 -

2 stops23h 40m

Deal found 17/8£667

Tue 15/915:15 -

1 stop12h 27m

Tue 22/920:14 -

1 stop11h 01m

Deal found 17/8£669

Mon 31/812:40 -

2 stops50h 24m

Mon 14/916:18 -

1 stop12h 42m

Deal found 17/8£670

Sun 22/1106:40 -

2 stops20h 42m

Mon 30/1118:09 -

2 stops16h 51m

Deal found 18/8£677

Best flights from London to Knoxville
Discover carefully curated flight deals from London to Knoxville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Thu 3/1218:40 -

2 stops34h 17m

Mon 7/1218:09 -

2 stops16h 51m

Deal found 18/8£597

Mon 21/914:00 -

1 stop29h 31m

Mon 5/1006:30 -

1 stop22h 30m

Deal found 20/8£609

Tue 9/207:40 -

1 stop18h 25m

Tue 16/210:16 -

1 stop19h 34m

Deal found 17/8£669

Sun 22/1112:05 -

2 stops40h 54m

Mon 30/1116:30 -

2 stops13h 20m

Deal found 18/8£680

Wed 16/910:25 -

2 stops14h 50m

Wed 23/914:08 -

2 stops14h 17m

Deal found 18/8£726

Sun 4/1020:45 -

2 stops23h 55m

Sun 11/1019:45 -

2 stops16h 35m

Deal found 19/8£771

Sun 22/1119:25 -

2 stops28h 22m

Tue 1/1217:06 -

2 stops14h 34m

Deal found 17/8£953

Sun 25/1006:40 -

2 stops21h 19m

Sun 15/1116:03 -

2 stops24h 37m

Deal found 19/8£616

Mon 31/812:40 -

2 stops50h 24m

Mon 14/916:18 -

1 stop12h 42m

Deal found 17/8£670

Mon 21/909:15 -

2 stops19h 44m

Mon 28/919:25 -

2 stops17h 30m

Deal found 17/8£680

Sun 4/1015:30 -

2 stops33h 49m

Sun 11/1016:16 -

1 stop23h 24m

Deal found 19/8£700

Mon 31/810:25 -

2 stops18h 27m

Mon 14/914:08 -

2 stops14h 32m

Deal found 17/8£1,429

Sun 22/1119:30 -

2 stops30h 24m

Tue 1/1214:00 -

1 stop17h 00m

Deal found 21/8£681

Fri 2/1014:00 -

2 stops28h 02m

Fri 9/1006:00 -

1 stop23h 00m

Deal found 18/8£696

Fri 11/910:25 -

2 stops14h 42m

Sun 27/919:25 -

2 stops33h 15m

Deal found 18/8£771

Mon 31/808:40 -

2 stops17h 13m

Mon 14/910:45 -

2 stops15h 30m

Deal found 17/8£707

Sun 6/917:55 -

2 stops28h 03m

Sun 13/919:20 -

2 stops21h 15m

Deal found 17/8£708

Mon 21/916:40 -

1 stop12h 19m

Mon 5/1016:16 -

1 stop9h 59m

Deal found 20/8£709

Sun 22/1118:05 -

2 stops29h 42m

Mon 30/1117:06 -

2 stops14h 34m

Deal found 18/8£1,006

Thu 17/920:30 -

2 stops28h 13m

Thu 24/911:35 -

2 stops16h 00m

Deal found 20/8£1,120

Tue 1/920:30 -

2 stops32h 16m

Fri 4/918:32 -

2 stops37h 08m

Deal found 18/8£1,540

Tue 15/910:35 -

2 stops18h 20m

Tue 22/914:08 -

2 stops14h 17m

Deal found 17/8£1,959

Tue 1/909:15 -

2 stops19h 44m

Thu 10/918:02 -

2 stops18h 53m

Deal found 17/8£1,482

Sun 4/1010:25 -

2 stops16h 25m

Sun 11/1014:38 -

2 stops13h 47m

Deal found 19/8£2,022

Mon 21/910:25 -

2 stops14h 50m

Mon 5/1014:08 -

2 stops14h 32m

Deal found 20/8£2,631

Thu 17/910:25 -

2 stops14h 50m

Thu 24/914:08 -

2 stops14h 17m

Deal found 20/8£2,661

Find flight deals from London to Knoxville

Round-trip from	£588
One-way from	£335
Popular in	March
Cheapest in	January
Average price	£921

30/9-7/10
3 total stops
50h 53m total
London to Knoxville

Search Deals

11/9
1 total stop
34h 53m total
London to Knoxville

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£74 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Thu 3/12

18:40-23:57

2 stops34h 17m

Knoxville McGhee Tyson

Mon 7/12

18:09-16:00

2 stops16h 51m

£597

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Mon 21/9

14:00-14:31

1 stop29h 31m

Knoxville McGhee Tyson

Mon 5/10

06:30-10:00

1 stop22h 30m

£609

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Sun 25/10

06:40-23:59

2 stops21h 19m

Knoxville McGhee Tyson

Sun 15/11

16:03-21:40

2 stops24h 37m

£616

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Tue 9/2

07:40-21:05

1 stop18h 25m

Knoxville McGhee Tyson

Tue 16/2

10:16-10:50

1 stop19h 34m

£669

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Mon 31/8

12:40-10:04

2 stops50h 24m

Knoxville McGhee Tyson

Mon 14/9

16:18-10:00

1 stop12h 42m

£670

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Sun 22/11

12:05-23:59

2 stops40h 54m

Knoxville McGhee Tyson

Mon 30/11

16:30-10:50

2 stops13h 20m

£680

LondonKnoxville

LCY London City - TYS Knoxville McGhee Tyson

LCYTYS

London City

Mon 21/9

09:15-23:59

2 stops19h 44m

Knoxville McGhee Tyson

Mon 28/9

19:25-17:55

2 stops17h 30m

£680

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Sun 22/11

19:30-20:54

2 stops30h 24m

Knoxville McGhee Tyson

Tue 1/12

14:00-12:00

1 stop17h 00m

£681

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Fri 2/10

14:00-13:02

2 stops28h 02m

Knoxville McGhee Tyson

Fri 9/10

06:00-10:00

1 stop23h 00m

£696

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Sun 4/10

15:30-20:19

2 stops33h 49m

Knoxville McGhee Tyson

Sun 11/10

16:16-20:40

1 stop23h 24m

£700

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 49 resultsSorted by cheapest first

...

Best time to book a flight from London to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from London with our price prediction graph.

LON-TYS

LGW-TYS

LHR-TYS

LCY-TYS

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 London to Knoxville

LON-TYS

LGW-TYS

LHR-TYS

LCY-TYS

What is the cheapest month to book a flight from London to Knoxville?

Currently, September is the cheapest month in which you can book a flight from London to Knoxville (average of £620). Flying from London to Knoxville in December is currently the most expensive (average of £899). 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.

How much does it cost for a return flight from London to Knoxville?

Airfare is typical for this route at the moment.

London to Knoxville flights typically cost between £528 and £956 in February.
The cheapest return price found within the last 5 days was £584 on Scandinavian Airlines (3 Feb–7 Feb).

What’s the top stopover airport for flights from London to Knoxville?

Charlotte (CLT) – chosen by Cheapflights users on 34% of one-stop itineraries from London to Knoxville on Cheapflights.

What’s the cheapest stopover airport for flights from London to Knoxville?

Philadelphia (PHL) is the most affordable one-stop option, with an average return flight price of £553.

What’s the fastest stopover option from London to Knoxville?

Flights via Charlotte (CLT) have the shortest average one-way travel time for one-stop routes: 11h 54m.

Which airport typically offers the quickest stopover for flights from London to Knoxville?

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 10m.

Reviews of airlines servicing Knoxville

Read through reviews of airlines operating flights from London to Knoxville, such as United Airlines,Virgin Atlantic, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,107 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

United Airlines

7.4

Good

10,107 reviews

United Airlines

7.4

Good

10,107 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Virgin Atlantic

7.4

Good

695 reviews

United Airlines

7.4

Good

10,107 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Lufthansa

6.8

Okay

8,203 reviews

United Airlines

7.4

Good

10,107 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

British Airways

6.7

Okay

8,181 reviews

United Airlines

7.4

Good

10,107 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Chris,Aug 2026

MIA - ORD

Related info for your journey

What airport do you fly into for flights to Knoxville from London?
If you book a flight to Knoxville from London, you will be flying to McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 0 flights from London to McGhee Tyson per day from 4 different airlines.
How long is the flight from London to Knoxville?
There are many flights that can get you from London to Knoxville in 18h 25m. Fly via Scandinavian Airlines, Lufthansa, or United Airlines to get the fastest option. Airlines will cover a distance of 4076 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from London to Knoxville round-trip?
Flying on Virgin Atlantic is currently your cheapest option to Knoxville, with prices starting at £364. Additional return tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at £450 and £459, respectively. Virgin Atlantic is currently priced 53% below the average price you’ll pay for this route.
What are the most popular routes from London to Knoxville?
The most popular flight routes from London to Knoxville are London Heathrow - Knoxville McGhee Tyson, London City - Knoxville McGhee Tyson and London Gatwick - Knoxville McGhee Tyson.
Can I find deals for flights from London to Knoxville that include hotel bookings?
Yes. In addition to deals on London to Knoxville flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Knoxville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Knoxville.
Can I find deals for business class flights from London to Knoxville?
Yes. Cheapflights offers flight deals from London to Knoxville 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 London to Knoxville?
Currently, September is the cheapest month in which you can book a flight from London to Knoxville (average of £620). Flying from London to Knoxville in December is currently the most expensive (average of £899). 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

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Top 4 airlines flying from London to Knoxville

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£364	Average£818	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Lufthansa	Cheapest£450	Average£789	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£459	Average£610	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
British Airways	Cheapest£471	Average£783	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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How does Cheapflights help users find flights from London to Knoxville?

Cheapflights helps you search for flights from London to Knoxville 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 London to Knoxville?

Cheapflights helps you find that perfect flight to Knoxville from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Knoxville with no change fees?

Yes, we can. To see specific flights from London to Knoxville with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights from London to Knoxville on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from London to Knoxville from £335

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Knoxville

Cheapest flights from London to KnoxvilleExplore the most affordable flight options available from London to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Explore the most affordable flight options available from London to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Best flights from London to KnoxvilleDiscover carefully curated flight deals from London to Knoxville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Discover carefully curated flight deals from London to Knoxville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Last-minute flights from London to KnoxvilleDiscover last-minute flight deals from London to Knoxville. Data last updated 21 August 2026 and is based on user searches.

Discover last-minute flight deals from London to Knoxville. Data last updated 21 August 2026 and is based on user searches.

One-way flights from London to KnoxvilleSearch for one-way flight options from London to Knoxville. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.

Search for one-way flight options from London to Knoxville. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.

Find flight deals from London to Knoxville

Round-trip from

One-way from

Popular in

Cheapest in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Knoxville that are best for you.

Best time to book a flight from London to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from London with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London to Knoxville?

How much does it cost for a return flight from London to Knoxville?

Airfare is typical for this route at the moment.

London to Knoxville flights typically cost between £528 and £956 in February.The cheapest return price found within the last 5 days was £584 on Scandinavian Airlines (3 Feb–7 Feb).

What’s the top stopover airport for flights from London to Knoxville?

Share of one-stop return flights from London to Knoxville chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Charlotte (CLT) – chosen by Cheapflights users on 34% of one-stop itineraries from London to Knoxville on Cheapflights.

What’s the cheapest stopover airport for flights from London to Knoxville?

Average return fare for one-stop flights from London to Knoxville, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Philadelphia (PHL) is the most affordable one-stop option, with an average return flight price of £553.

What’s the fastest stopover option from London to Knoxville?

Shortest average travel time for one-stop one-way flights from London to Knoxville, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Charlotte (CLT) have the shortest average one-way travel time for one-stop routes: 11h 54m.

Which airport typically offers the quickest stopover for flights from London to Knoxville?

Average stopover duration for one-stop one-way flights from London to Knoxville, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 10m.

Reviews of airlines servicing Knoxville

Read through reviews of airlines operating flights from London to Knoxville, such as United Airlines,Virgin Atlantic, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Knoxville from London?

How long is the flight from London to Knoxville?

What are the cheapest airlines flying from London to Knoxville round-trip?

What are the most popular routes from London to Knoxville?

Can I find deals for flights from London to Knoxville that include hotel bookings?

How can I find direct flights from London to Knoxville?

Can I find deals for business class flights from London to Knoxville?

What is the cheapest month to book a flight from London to Knoxville?

Travelling to a place near Knoxville?

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Alternative routes for London to Knoxville

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Complete your trip

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Search flights from London to Knoxville by cabin class

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London and Knoxville flights

Browse other London and Knoxville flight options. Last updated on 21 August 2026.

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Top 4 airlines flying from London to Knoxville

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How does Cheapflights help users find flights from London to Knoxville?

Why should you use Cheapflights to find cheap flight tickets from London to Knoxville?

Can Cheapflights find flights from London to Knoxville with no change fees?

Can Cheapflights notify me if prices for flights from London to Knoxville become cheaper?

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Travel Smart

Cheapest flights from London to Knoxville
Explore the most affordable flight options available from London to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Best flights from London to Knoxville
Discover carefully curated flight deals from London to Knoxville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Last-minute flights from London to Knoxville
Discover last-minute flight deals from London to Knoxville. Data last updated 21 August 2026 and is based on user searches.

One-way flights from London to Knoxville
Search for one-way flight options from London to Knoxville. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.

London to Knoxville flights typically cost between £528 and £956 in February.
The cheapest return price found within the last 5 days was £584 on Scandinavian Airlines (3 Feb–7 Feb).