How long is the flight from London to Knoxville?

There are many flights that can get you from London to Knoxville in 12h 11m. Fly via American Airlines, Delta, or Finnair 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 Lufthansa is currently your cheapest option to Knoxville, with prices starting at £460. Additional return tickets that might be worth considering are offered by British Airways and United Airlines, with the lowest prices starting at £479 and £484, respectively. Lufthansa is currently priced 29% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from London to Knoxville one-way?

One-way options have recently been found by users for as low as £466 on Aer Lingus. Other airlines that offer cheap prices include British Airways from £640 and Delta from £650 one-way.

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, Finnair or Virgin Atlantic as they are the most popular for this route.

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 7 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.

£466+ Flights from London to Knoxville

Q: 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 £521 and £664 in December. The cheapest return flight price found within the last 3 days was £584 on British Airways (10 Dec-17 Dec).

Cheapflights Tip: The best prices from London to Knoxville McGhee Tyson are usually found in February or January, booked 36 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from London to Knoxville

Round-trip from	£584
One-way from	£466
Popular in	July
Cheapest in	February
Average price	£663

British Airways
10/12-17/12
2 total stops
25h 16m total
London to Knoxville

Search Deals

Aer Lingus
5/11
2 total stops
36h 56m total
London to Knoxville

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£53 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Find flight deals from London to Knoxville

Enter your travel dates to find the best prices.

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 28 October 2025.

Wed 10/1214:45LHR - TYS

1 stop13h 10mBritish Airways

Wed 17/1218:29TYS - LHR

1 stop12h 06mBritish Airways

Deal found 26/10£584

Thu 20/1106:40LHR - TYS

2 stops22h 01mScandinavian Airlines

Mon 8/1215:57TYS - LHR

2 stops20h 43mScandinavian Airlines

Deal found 27/10£588

Wed 17/1208:30LGW - TYS

3 stops32h 30mMultiple Airlines

Mon 19/112:55TYS - LGW

1 stop16h 05mMultiple Airlines

Deal found 26/10£591

Sat 27/1214:00LGW - TYS

1 stop36h 14mMultiple Airlines

Sat 17/112:30TYS - LGW

1 stop16h 35mMultiple Airlines

Deal found 27/10£594

Wed 10/1211:20LGW - TYS

2 stops17h 37mAmerican Airlines

Wed 17/1212:02TYS - LGW

2 stops15h 58mAmerican Airlines

Deal found 26/10£599

Wed 10/1208:40LHR - TYS

2 stops16h 25mDelta

Wed 17/1210:23TYS - LHR

2 stops17h 22mDelta

Deal found 26/10£606

Sun 23/1114:10LHR - TYS

1 stop12h 11mFinnair

Sun 30/1121:56TYS - LHR

1 stop29h 19mFinnair

Deal found 26/10£622

Thu 11/1208:55LHR - TYS

1 stop19h 33mVirgin Atlantic

Thu 18/1215:57TYS - LHR

1 stop10h 53mVirgin Atlantic

Deal found 27/10£626

Thu 20/1108:55LHR - TYS

2 stops19h 46mVirgin Atlantic

Mon 8/1215:57TYS - LHR

1 stop14h 43mVirgin Atlantic

Deal found 26/10£632

Thu 20/1114:10LHR - TYS

1 stop12h 11mFinnair

Mon 8/1215:14TYS - LHR

1 stop11h 06mFinnair

Deal found 27/10£636

Sat 6/1208:30LHR - TYS

2 stops17h 34mUnited Airlines

Sat 13/1211:42TYS - LHR

2 stops17h 43mUnited Airlines

Deal found 26/10£640

Wed 10/1207:15LCY - TYS

2 stops18h 45mBritish Airways

Wed 17/1207:38TYS - LCY

2 stops31h 22mBritish Airways

Deal found 26/10£647

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 28 October 2025.

Wed 17/1208:30LGW - TYS

3 stops32h 30mMultiple Airlines

Mon 19/112:55TYS - LGW

1 stop16h 05mMultiple Airlines

Deal found 26/10£591

Wed 10/1211:20LGW - TYS

2 stops17h 37mAmerican Airlines

Wed 17/1212:02TYS - LGW

2 stops15h 58mAmerican Airlines

Deal found 26/10£599

Wed 10/1208:40LHR - TYS

2 stops16h 25mDelta

Wed 17/1210:23TYS - LHR

2 stops17h 22mDelta

Deal found 26/10£606

Sun 23/1114:10LHR - TYS

1 stop12h 11mFinnair

Sun 30/1121:56TYS - LHR

1 stop29h 19mFinnair

Deal found 26/10£622

Thu 11/1208:55LHR - TYS

1 stop19h 33mVirgin Atlantic

Thu 18/1215:57TYS - LHR

1 stop10h 53mVirgin Atlantic

Deal found 27/10£626

Fri 6/307:40LHR - TYS

2 stops16h 24mLufthansa

Tue 10/314:30TYS - LHR

1 stop12h 10mLufthansa

Deal found 25/10£629

Sun 23/1109:00LHR - TYS

2 stops16h 20mUnited Airlines

Sun 30/1109:50TYS - LHR

1 stop15h 50mUnited Airlines

Deal found 26/10£636

Wed 10/1207:15LCY - TYS

2 stops18h 45mBritish Airways

Wed 17/1207:38TYS - LCY

2 stops31h 22mBritish Airways

Deal found 26/10£647

Sun 23/1120:05LCY - TYS

2 stops32h 36mKLM

Sun 30/1120:07TYS - LCY

2 stops30h 08mKLM

Deal found 26/10£686

Tue 9/1206:50LCY - TYS

2 stops19h 50mAer Lingus

Tue 16/1213:14TYS - LCY

2 stops14h 21mAer Lingus

Deal found 25/10£808

Sat 27/1214:00LGW - TYS

1 stop36h 14mMultiple Airlines

Sat 17/112:30TYS - LGW

1 stop16h 35mMultiple Airlines

Deal found 27/10£594

Fri 6/311:20LGW - TYS

2 stops31h 53mAmerican Airlines

Tue 10/309:10TYS - LGW

2 stops18h 20mAmerican Airlines

Deal found 25/10£607

Thu 20/1108:55LHR - TYS

2 stops19h 46mVirgin Atlantic

Mon 8/1215:57TYS - LHR

1 stop14h 43mVirgin Atlantic

Deal found 26/10£632

Thu 20/1114:10LHR - TYS

1 stop12h 11mFinnair

Mon 8/1215:14TYS - LHR

1 stop11h 06mFinnair

Deal found 27/10£636

Fri 6/312:05LHR - TYS

1 stop11h 59mUnited Airlines

Tue 10/314:30TYS - LHR

1 stop16h 20mUnited Airlines

Deal found 25/10£638

Fri 24/419:10LCY - TYS

2 stops33h 49mLufthansa

Tue 28/419:35TYS - LCY

2 stops18h 00mLufthansa

Deal found 24/10£683

Mon 15/1208:40LCY - TYS

2 stops17h 08mBritish Airways

Mon 19/114:19TYS - LCY

2 stops21h 06mBritish Airways

Deal found 26/10£707

Wed 17/1208:40LCY - TYS

2 stops17h 08mBritish Airways

Mon 19/114:19TYS - LCY

2 stops24h 41mBritish Airways

Deal found 26/10£707

Thu 11/1206:50LCY - TYS

2 stops19h 50mAer Lingus

Thu 18/1211:21TYS - LCY

2 stops16h 14mAer Lingus

Deal found 27/10£812

Mon 15/1215:20LGW - TYS

3 stops35h 20mMultiple Airlines

Mon 19/112:55TYS - LGW

1 stop16h 05mMultiple Airlines

Deal found 26/10£746

Sat 22/1108:40LCY - TYS

2 stops17h 23mBritish Airways

Sat 29/1120:04TYS - LCY

2 stops37h 31mBritish Airways

Deal found 26/10£745

Thu 11/1214:00LGW - TYS

1 stop32h 20mMultiple Airlines

Thu 18/1209:08TYS - LGW

2 stops19h 52mMultiple Airlines

Deal found 27/10£751

Sat 22/1114:30LGW - TYS

3 stops36h 33mMultiple Airlines

Sat 29/1106:00TYS - LGW

2 stops23h 55mMultiple Airlines

Deal found 26/10£773

Wed 17/1209:50LCY - TYS

2 stops33h 58mMultiple Airlines

Mon 19/111:07TYS - LCY

3 stops17h 08mMultiple Airlines

Deal found 26/10£934

Mon 15/1209:50LCY - TYS

2 stops29h 58mMultiple Airlines

Mon 19/111:07TYS - LCY

3 stops17h 08mMultiple Airlines

Deal found 26/10£1,069

Last-minute flights from London to Knoxville
Discover last-minute flight deals from London to Knoxville. Data last updated 28 October 2025 and is based on user searches.

Thu 20/1106:40LHR - TYS

2 stops22h 01mScandinavian Airlines

Mon 8/1215:57TYS - LHR

2 stops20h 43mScandinavian Airlines

Deal found 27/10£588

Thu 20/1111:30LHR - TYS

2 stops17h 11mVirgin Atlantic

Mon 8/1215:57TYS - LHR

1 stop10h 53mVirgin Atlantic

Deal found 27/10£632

Thu 20/1114:10LHR - TYS

1 stop12h 11mFinnair

Mon 8/1215:14TYS - LHR

1 stop11h 06mFinnair

Deal found 27/10£636

Thu 20/1111:30LHR - TYS

2 stops17h 11mVirgin Atlantic

Sat 6/1213:27TYS - LHR

1 stop13h 23mVirgin Atlantic

Deal found 26/10£662

Thu 20/1114:45LHR - TYS

1 stop13h 09mFinnair

Sat 6/1217:45TYS - LHR

1 stop11h 40mFinnair

Deal found 27/10£666

Sat 22/1106:15LHR - TYS

2 stops21h 39mBritish Airways

Sat 29/1120:04TYS - LHR

1 stop32h 11mBritish Airways

Deal found 26/10£677

Sat 22/1108:40LCY - TYS

2 stops17h 23mBritish Airways

Sat 29/1120:04TYS - LCY

2 stops37h 31mBritish Airways

Deal found 26/10£745

Sat 22/1114:30LGW - TYS

3 stops36h 33mMultiple Airlines

Sat 29/1106:00TYS - LGW

2 stops23h 55mMultiple Airlines

Deal found 26/10£773

Sun 23/1114:10LHR - TYS

1 stop12h 11mFinnair

Sun 30/1121:56TYS - LHR

1 stop29h 19mFinnair

Deal found 26/10£622

Sun 23/1115:00LHR - TYS

2 stops57h 02mAir France

Sun 30/1120:07TYS - LHR

2 stops36h 38mAir France

Deal found 26/10£671

Sun 23/1120:05LCY - TYS

2 stops32h 36mKLM

Sun 30/1120:07TYS - LCY

2 stops30h 08mKLM

Deal found 26/10£686

Sun 23/1107:00LGW - TYS

2 stops20h 03mMultiple Airlines

Sun 30/1109:15TYS - LGW

2 stops20h 40mMultiple Airlines

Deal found 26/10£848

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 28 October 2025.

Wed 5/1109:50LHR - TYS

2 stops36h 56mAer Lingus

Deal found 26/10£466

Wed 5/1111:45LHR - TYS

1 stop12h 09mBritish Airways

Deal found 25/10£640

Wed 5/1109:20LCY - TYS

2 stops16h 53mDelta

Deal found 26/10£650

Tue 4/1107:25LHR - TYS

1 stop14h 43mUnited Airlines

Deal found 27/10£761

Fly from

Fly to

Route

Depart

Return

Price

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Wed 17/12

08:30-12:00

3 stops32h 30m

Knoxville McGhee Tyson

Mon 19/1

12:55-10:00

1 stop16h 05m

£591

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Sat 27/12

14:00-21:14

1 stop36h 14m

Knoxville McGhee Tyson

Sat 17/1

12:30-10:05

1 stop16h 35m

£594

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Wed 10/12

11:20-23:57

2 stops17h 37m

Knoxville McGhee Tyson

Wed 17/12

12:02-09:00

2 stops15h 58m

£599

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 10/12

08:40-20:05

2 stops16h 25m

Knoxville McGhee Tyson

Wed 17/12

10:23-08:45

2 stops17h 22m

£606

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Fri 6/3

11:20-14:13

2 stops31h 53m

Knoxville McGhee Tyson

Tue 10/3

09:10-07:30

2 stops18h 20m

£607

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sun 23/11

14:10-21:21

1 stop12h 11m

Knoxville McGhee Tyson

Sun 30/11

21:56-08:15

1 stop29h 19m

£622

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Thu 11/12

08:55-23:28

1 stop19h 33m

Knoxville McGhee Tyson

Thu 18/12

15:57-07:50

1 stop10h 53m

£626

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 6/3

07:40-19:04

2 stops16h 24m

Knoxville McGhee Tyson

Tue 10/3

14:30-06:40

1 stop12h 10m

£629

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Thu 20/11

08:55-23:41

2 stops19h 46m

Knoxville McGhee Tyson

Mon 8/12

15:57-11:40

1 stop14h 43m

£632

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sun 23/11

09:00-20:20

2 stops16h 20m

Knoxville McGhee Tyson

Sun 30/11

09:50-06:40

1 stop15h 50m

£636

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 29 results

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.

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

How far ahead should I book a flight from London to Knoxville?

The best time to book flights from London to Knoxville is 36 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from London to Knoxville (average of £383). Flying from London to Knoxville in July is currently the most expensive (average of £564). 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.

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

It’s optimal to fly from London to Knoxville in the evening. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the morning.

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

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

Atlanta (ATL) – chosen by Cheapflights users on 37% 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 £565.

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 47m.

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 23m.

Reviews of airlines servicing Knoxville

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

Finnair

7.6

Good

1,333 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Finnair

7.6

Good

1,333 reviews

Finnair

7.6

Good

1,333 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Virgin Atlantic

7.5

Good

670 reviews

Finnair

7.6

Good

1,333 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

United Airlines

7.4

Good

8,996 reviews

Finnair

7.6

Good

1,333 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

Lufthansa

6.8

Okay

7,532 reviews

Finnair

7.6

Good

1,333 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

British Airways

6.7

Okay

7,481 reviews

Finnair

7.6

Good

1,333 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

FRA - DFW

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 7 different airlines.
How long is the flight from London to Knoxville?
There are many flights that can get you from London to Knoxville in 12h 11m. Fly via American Airlines, Delta, or Finnair 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 Lufthansa is currently your cheapest option to Knoxville, with prices starting at £460. Additional return tickets that might be worth considering are offered by British Airways and United Airlines, with the lowest prices starting at £479 and £484, respectively. Lufthansa is currently priced 29% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from London to Knoxville one-way?
One-way options have recently been found by users for as low as £466 on Aer Lingus. Other airlines that offer cheap prices include British Airways from £640 and Delta from £650 one-way.
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, February is the cheapest month in which you can book a flight from London to Knoxville (average of £383). Flying from London to Knoxville in July is currently the most expensive (average of £564). 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

Cherokee

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Top 7 airlines flying from London to Knoxville

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest£460	Average£610	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£479	Average£608	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest£484	Average£659	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Finnair	Cheapest£505	Average£617	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Virgin Atlantic	Cheapest£510	Average£626	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Iberia	Cheapest£567	Average£991	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
American Airlines	Cheapest£592	Average£731	FlexibilityNo cancel fee	On-time71%	Search American Airlines 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 £466

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London to Knoxville McGhee Tyson are usually found in February or January, booked 36 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from London to Knoxville

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 28 October 2025.

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 28 October 2025.

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

Everything you need to know about your flight from London to Knoxville

How far ahead should I book a flight from London to Knoxville?

Use this chart to determine the optimal time to book a return flight from London to Knoxville. Price data was last updated on 24 October 2025.

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

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

Find hourly flight availability from London to Knoxville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2025.

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

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.

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.

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.

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.

Reviews of airlines servicing Knoxville

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

Related info for your journey

Find useful and relevant information for your journey from London to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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 cheapest airlines to fly from London to Knoxville one-way?

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?

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Alternative routes for London to Knoxville

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Top 7 airlines flying from London to Knoxville

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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 28 October 2025.