How long is the flight from London to Knoxville?

There are many flights that can get you from London to Knoxville in 14h 53m. Fly via Scandinavian Airlines, 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 £371. Additional return tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at £458 and £462, 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 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.

£451+ 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 19 September 2026.

Tue 17/1118:40 -

2 stops32h 32m

Wed 2/1216:01 -

2 stops18h 59m

Deal found 17/9£625

Sat 3/1017:00 -

2 stops35h 55m

Sun 11/1014:38 -

2 stops26h 02m

Deal found 15/9£635

Tue 17/1111:30 -

2 stops17h 29m

Wed 2/1219:45 -

1 stop10h 05m

Deal found 17/9£675

Mon 2/1109:00 -

2 stops19h 59m

Mon 9/1111:20 -

1 stop16h 05m

Deal found 18/9£682

Tue 3/1109:00 -

2 stops16h 54m

Tue 10/1113:56 -

2 stops14h 14m

Deal found 19/9£683

Tue 3/1109:30 -

2 stops19h 29m

Tue 10/1119:35 -

1 stop10h 15m

Deal found 15/9£683

Sun 1/1113:45 -

2 stops39h 14m

Sun 8/1117:40 -

1 stop31h 15m

Deal found 17/9£686

Mon 2/1120:25 -

2 stops27h 49m

Mon 16/1116:00 -

1 stop14h 40m

Deal found 17/9£688

Tue 13/1009:15 -

2 stops19h 44m

Tue 20/1009:45 -

2 stops17h 55m

Deal found 15/9£708

Mon 2/1107:45 -

2 stops14h 53m

Mon 16/1119:22 -

2 stops16h 13m

Deal found 16/9£718

Mon 5/1010:25 -

2 stops16h 25m

Mon 12/1014:38 -

2 stops14h 02m

Deal found 15/9£752

Mon 2/1109:50 -

2 stops19h 09m

Mon 9/1119:35 -

2 stops17h 05m

Deal found 18/9£753

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 19 September 2026.

Thu 28/106:40 -

2 stops22h 06m

Mon 1/217:57 -

2 stops34h 23m

Deal found 18/9£624

Mon 2/1109:00 -

2 stops19h 59m

Mon 9/1111:20 -

1 stop16h 05m

Deal found 18/9£682

Tue 17/1113:10 -

1 stop12h 39m

Wed 2/1211:33 -

1 stop16h 02m

Deal found 18/9£716

Mon 2/1107:45 -

2 stops14h 53m

Mon 16/1119:22 -

2 stops16h 13m

Deal found 16/9£718

Mon 5/1010:25 -

2 stops16h 25m

Mon 12/1014:38 -

2 stops14h 02m

Deal found 15/9£752

Mon 2/1109:50 -

2 stops19h 09m

Mon 16/1119:35 -

2 stops17h 05m

Deal found 17/9£757

Fri 30/1009:00 -

2 stops30h 32m

Fri 6/1108:25 -

1 stop20h 35m

Deal found 15/9£894

Sun 22/1113:15 -

2 stops15h 27m

Thu 26/1111:31 -

2 stops16h 04m

Deal found 19/9£1,017

Tue 3/1109:00 -

2 stops19h 59m

Tue 10/1119:35 -

1 stop10h 15m

Deal found 19/9£683

Mon 5/1008:40 -

2 stops17h 09m

Mon 12/1013:35 -

1 stop16h 05m

Deal found 15/9£702

Sat 31/1010:00 -

2 stops16h 22m

Fri 6/1118:23 -

2 stops16h 22m

Deal found 17/9£796

Mon 2/1110:00 -

2 stops15h 08m

Mon 16/1119:22 -

2 stops15h 23m

Deal found 17/9£821

Tue 17/1109:30 -

2 stops15h 06m

Wed 2/1210:57 -

2 stops14h 43m

Deal found 18/9£702

Wed 18/1112:05 -

1 stop12h 31m

Mon 30/1116:30 -

1 stop11h 40m

Deal found 15/9£719

Thu 19/1111:00 -

1 stop29h 48m

Sun 22/1118:13 -

2 stops16h 32m

Deal found 18/9£960

Sat 3/1015:40 -

2 stops30h 41m

Sat 7/1116:55 -

1 stop34h 20m

Deal found 17/9£967

Thu 28/106:50 -

2 stops15h 13m

Mon 1/212:20 -

1 stop17h 05m

Deal found 18/9£728

Sun 11/1019:30 -

2 stops28h 13m

Sun 18/1016:57 -

2 stops22h 48m

Deal found 15/9£1,108

Thu 15/1006:45 -

2 stops16h 58m

Thu 22/1011:35 -

2 stops22h 40m

Deal found 15/9£992

Sat 24/1011:30 -

2 stops17h 29m

Sat 31/1016:47 -

2 stops47h 48m

Deal found 19/9£1,136

Sun 11/1014:00 -

1 stop26h 14m

Sun 18/1013:37 -

2 stops20h 03m

Deal found 15/9£1,024

Sun 1/1113:15 -

2 stops15h 32m

Sun 8/1107:50 -

2 stops23h 50m

Deal found 17/9£1,222

Sat 3/1012:10 -

2 stops34h 18m

Sat 7/1113:56 -

2 stops21h 44m

Deal found 17/9£1,341

Sun 22/1113:45 -

2 stops14h 26m

Tue 1/1212:32 -

2 stops15h 18m

Deal found 18/9£2,014

Fri 18/1211:40 -

2 stops17h 17m

Sat 2/118:17 -

1 stop32h 58m

Deal found 18/9£1,704

Fri 18/1210:00 -

2 stops16h 56m

Sat 2/118:55 -

2 stops15h 50m

Deal found 18/9£2,431

Sat 3/1010:25 -

2 stops17h 02m

Sun 11/1014:38 -

2 stops13h 47m

Deal found 17/9£2,693

Fri 2/1009:15 -

3 stops19h 44m

Sun 8/1111:31 -

3 stops24h 04m

Deal found 17/9£2,256

Find flight deals from London to Knoxville

Round-trip from	£624
One-way from	£451
Popular in	August
Cheapest in	January
Average price	£732

Scandinavian Airlines
28/1-1/2
4 total stops
56h 29m total
London to Knoxville

Search Deals

1/11-31/12
2 total stops
48h 22m total
London to Knoxville

Search Deals

Highest demand for flights based on searches. 12% 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

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Sun 1/11

18:40-14:02

2 stops48h 22m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£451

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Sun 1/11

11:05-16:59

2 stops34h 54m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£469

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Wed 21/10

15:40-11:29

2 stops24h 49m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£478

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Wed 21/10

13:05-11:29

2 stops27h 24m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£480

LondonKnoxville

LCY London City - TYS Knoxville McGhee Tyson

LCYTYS

London City

Sun 1/11

17:15-20:54

2 stops32h 39m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£497

Fastest return journey

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Sun 1/11

16:20-23:59

1 stop12h 39m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£514

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Wed 23/9

08:50-19:43

2 stops15h 53m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£564

LondonKnoxville

LCY London City - TYS Knoxville McGhee Tyson

LCYTYS

London City

Wed 21/10

09:15-22:24

3 stops42h 09m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£573

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Thu 28/1

06:40-23:46

2 stops22h 06m

Knoxville McGhee Tyson

Mon 1/2

17:57-09:20

2 stops34h 23m

£624

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Wed 23/9

06:00-23:59

3 stops22h 59m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£639

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 46 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

LHR-TYS

LCY-TYS

LGW-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

LHR-TYS

LCY-TYS

LGW-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 £636). Flying from London to Knoxville in December is currently the most expensive (average of £1,022). 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 £675 and £802 in January.
The cheapest return price found within the last 5 days was £624 on Scandinavian Airlines (28 Jan–1 Feb).

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

Charlotte (CLT) – chosen by Cheapflights users on 33% 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 £632.

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

10,232 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

10,232 reviews

United Airlines

7.4

Good

10,232 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

10,232 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

8,236 reviews

United Airlines

7.4

Good

10,232 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

8,229 reviews

United Airlines

7.4

Good

10,232 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 14h 53m. Fly via Scandinavian Airlines, 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 £371. Additional return tickets that might be worth considering are offered by Lufthansa and United Airlines, with the lowest prices starting at £458 and £462, 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 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, January is the cheapest month in which you can book a flight from London to Knoxville (average of £636). Flying from London to Knoxville in December is currently the most expensive (average of £1,022). 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£371	Average£834	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Lufthansa	Cheapest£458	Average£804	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
United Airlines	Cheapest£462	Average£655	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
British Airways	Cheapest£506	Average£799	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 £451

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. 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 19 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 19 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 19 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 19 September 2026.

Last-minute flights from London to KnoxvilleDiscover last-minute flight deals from London to Knoxville. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Knoxville. Data last updated 19 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 19 September 2026.

Search for one-way flight options from London to Knoxville. Find affordable one-way fares based on user searches. Data last updated 19 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 £675 and £802 in January.The cheapest return price found within the last 5 days was £624 on Scandinavian Airlines (28 Jan–1 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 33% 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 £632.

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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London and Knoxville flights

Browse other London and Knoxville flight options. Last updated on 19 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 19 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 19 September 2026.

Last-minute flights from London to Knoxville
Discover last-minute flight deals from London to Knoxville. Data last updated 19 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 19 September 2026.

London to Knoxville flights typically cost between £675 and £802 in January.
The cheapest return price found within the last 5 days was £624 on Scandinavian Airlines (28 Jan–1 Feb).