How long is the flight from London to Knoxville?

There are many flights that can get you from London to Knoxville in 18h 59m. Fly via United Airlines or Virgin Atlantic to get the fastest option. Airlines will cover a distance of 4095 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 £374. Additional return tickets that might be worth considering are offered by United Airlines and British Airways, with the lowest prices starting at £466 and £560, respectively. Virgin Atlantic is currently priced 55% 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 Gatwick - Knoxville McGhee Tyson and London City - 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.

£357+ 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 30 September 2026.

Fri 4/1206:40 -

2 stops22h 17m

Sun 31/117:57 -

2 stops19h 33m

Deal found 28/9£593

Wed 11/1106:40 -

2 stops20h 32m

Wed 18/1116:00 -

2 stops19h 00m

Deal found 27/9£605

Sun 8/1112:35 -

1 stop29h 56m

Sun 15/1107:30 -

2 stops22h 25m

Deal found 26/9£625

Fri 30/1012:35 -

1 stop36h 15m

Fri 6/1107:10 -

2 stops29h 55m

Deal found 29/9£626

Wed 11/1109:30 -

2 stops19h 29m

Wed 18/1113:55 -

1 stop15h 55m

Deal found 27/9£679

Sun 8/1112:05 -

2 stops52h 25m

Sun 15/1119:35 -

2 stops20h 00m

Deal found 26/9£682

Wed 11/1109:55 -

1 stop13h 49m

Wed 18/1115:55 -

1 stop10h 55m

Deal found 27/9£687

Mon 9/1109:30 -

2 stops15h 06m

Wed 25/1116:30 -

1 stop10h 55m

Deal found 30/9£688

Tue 17/1109:00 -

2 stops19h 59m

Wed 2/1210:57 -

1 stop13h 58m

Deal found 28/9£688

Mon 2/1106:50 -

2 stops15h 09m

Mon 16/1119:35 -

1 stop10h 15m

Deal found 27/9£690

Tue 27/1009:00 -

2 stops18h 59m

Tue 3/1119:35 -

1 stop10h 15m

Deal found 26/9£696

Mon 9/1110:00 -

2 stops18h 59m

Wed 25/1112:34 -

2 stops15h 26m

Deal found 30/9£730

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 30 September 2026.

Sun 8/1112:35 -

1 stop29h 56m

Sun 15/1107:30 -

2 stops22h 25m

Deal found 26/9£625

Sun 8/1112:05 -

2 stops40h 54m

Sun 15/1111:20 -

1 stop29h 00m

Deal found 26/9£682

Tue 17/1111:00 -

1 stop16h 51m

Wed 2/1217:11 -

1 stop13h 24m

Deal found 27/9£712

Mon 9/1110:00 -

2 stops18h 59m

Wed 25/1112:34 -

2 stops15h 26m

Deal found 30/9£730

Sat 3/1006:40 -

2 stops20h 47m

Sun 11/1014:38 -

2 stops26h 02m

Deal found 25/9£744

Sat 28/1110:00 -

2 stops15h 09m

Sat 5/1218:17 -

2 stops16h 28m

Deal found 28/9£960

Sat 28/1110:00 -

2 stops15h 09m

Sat 5/1218:17 -

2 stops40h 28m

Deal found 29/9£1,170

Fri 30/1012:35 -

1 stop36h 15m

Fri 6/1107:10 -

2 stops29h 55m

Deal found 29/9£626

Tue 17/1109:00 -

2 stops19h 59m

Wed 2/1210:57 -

1 stop13h 58m

Deal found 30/9£689

Thu 12/1111:45 -

2 stops14h 44m

Thu 19/1114:40 -

2 stops13h 30m

Deal found 28/9£746

Tue 27/1009:00 -

2 stops18h 59m

Tue 3/1119:35 -

1 stop10h 15m

Deal found 26/9£696

Sun 22/1111:05 -

2 stops34h 54m

Tue 1/1206:20 -

1 stop10h 00m

Deal found 30/9£707

Mon 9/1118:40 -

2 stops48h 18m

Wed 25/1122:03 -

1 stop27h 47m

Deal found 30/9£865

Sat 14/1106:35 -

2 stops19h 19m

Sat 21/1109:45 -

1 stop15h 55m

Deal found 30/9£747

Sun 8/1110:00 -

2 stops15h 08m

Sun 15/1112:34 -

2 stops15h 26m

Deal found 26/9£2,028

Sat 3/1010:25 -

2 stops17h 02m

Sun 11/1014:38 -

2 stops13h 47m

Deal found 25/9£2,147

Tue 22/1210:00 -

2 stops16h 24m

Sat 2/110:11 -

2 stops17h 49m

Deal found 26/9£2,398

Sat 14/1110:00 -

2 stops17h 12m

Sat 21/1118:10 -

2 stops16h 35m

Deal found 30/9£2,665

Find flight deals from London to Knoxville

Round-trip from	£593
One-way from	£357
Popular in	August
Cheapest in	January
Average price	£738

Scandinavian Airlines
4/12-31/1
4 total stops
41h 50m total
London to Knoxville

Search Deals

11/12-31/12
3 total stops
35h 08m total
London to Knoxville

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£84 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 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

Mon 2/11

20:50-13:58

3 stops46h 08m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£389

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Sat 5/12

06:00-14:11

3 stops37h 11m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£403

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Tue 8/12

09:35-14:08

2 stops33h 33m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£404

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Tue 1/12

12:15-16:24

3 stops33h 09m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£412

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Tue 1/12

08:40-14:08

2 stops34h 28m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£418

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Thu 3/12

12:15-18:42

3 stops35h 27m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£439

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Mon 7/12

10:00-21:33

2 stops16h 33m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£476

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Mon 14/12

10:00-20:14

2 stops15h 14m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£497

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Thu 3/12

16:20-23:59

1 stop12h 39m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£525

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Sat 26/12

14:10-23:53

1 stop14h 43m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£535

Flights are sorted by cheapest return flights first.

Deals found on 25/9

Showing 1-10 of 34 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

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

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

Currently, January is the cheapest month in which you can book a flight from London to Knoxville (average of £641). Flying from London to Knoxville in December is currently the most expensive (average of £1,036). 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 below average for this route at the moment.

London to Knoxville flights typically cost between £698 and £819 in December.
The cheapest return price found within the last 5 days was £593 on Scandinavian Airlines (4 Dec–31 Jan).

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

Charlotte (CLT) – chosen by Cheapflights users on 36% of one-stop itineraries from London to Knoxville on Cheapflights.

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

Houston (IAH) is the most affordable one-stop option, with an average return flight price of £637.

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 16m.

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

10,263 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

United Airlines

7.4

Good

10,263 reviews

United Airlines

7.4

Good

10,263 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Virgin Atlantic

7.4

Good

694 reviews

United Airlines

7.4

Good

10,263 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Lufthansa

6.8

Okay

8,249 reviews

United Airlines

7.4

Good

10,263 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

British Airways

6.7

Okay

8,243 reviews

United Airlines

7.4

Good

10,263 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

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 59m. Fly via United Airlines or Virgin Atlantic to get the fastest option. Airlines will cover a distance of 4095 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 £374. Additional return tickets that might be worth considering are offered by United Airlines and British Airways, with the lowest prices starting at £466 and £560, respectively. Virgin Atlantic is currently priced 55% 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 Gatwick - Knoxville McGhee Tyson and London City - 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, January is the cheapest month in which you can book a flight from London to Knoxville (average of £641). Flying from London to Knoxville in December is currently the most expensive (average of £1,036). 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£374	Average£855	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
United Airlines	Cheapest£466	Average£788	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
British Airways	Cheapest£560	Average£786	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£648	Average£847	FlexibilityNo cancel fee	On-time76%	Search Lufthansa 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 £357

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. 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 30 September 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 30 September 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 30 September 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 30 September 2026.

Last-minute flights from London to KnoxvilleDiscover last-minute flight deals from London to Knoxville. Data last updated 30 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Knoxville. Data last updated 30 September 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 30 September 2026.

Search for one-way flight options from London to Knoxville. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

Find flight deals from London to Knoxville

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 below average for this route at the moment.

London to Knoxville flights typically cost between £698 and £819 in December.The cheapest return price found within the last 5 days was £593 on Scandinavian Airlines (4 Dec–31 Jan).

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 36% 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.

Houston (IAH) is the most affordable one-stop option, with an average return flight price of £637.

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 16m.

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 30 September 2026.

Other flights from London

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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 30 September 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 30 September 2026.

Last-minute flights from London to Knoxville
Discover last-minute flight deals from London to Knoxville. Data last updated 30 September 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 30 September 2026.

London to Knoxville flights typically cost between £698 and £819 in December.
The cheapest return price found within the last 5 days was £593 on Scandinavian Airlines (4 Dec–31 Jan).