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.
LON — TYS
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

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

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 October 2025.

Round-trip from

£584

One-way from

£466

Popular in

July

Cheapest in

February

Average price

£663
British Airways
  • British Airways
  • 10/12-17/12
  • 2 total stops
  • 25h 16m total
  • London to Knoxville
Aer Lingus
  • Aer Lingus
  • 5/11
  • 2 total stops
  • 36h 56m total
  • London to Knoxville
Highest demand for flights based on searches. 9% potential increase in price (£53 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Average for round-trip flights in October 2025

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

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from London to Knoxville that are best for you.

Fly from

London

Fly to

Knoxville

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
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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?

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.

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?

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.

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?

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.

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?

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 £565.

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 47m.

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 23m.

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated 28 October 2025.
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.

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Crew

8.1

Overall

7.6

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.

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Crew

8.1

Overall

7.6

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.

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Crew

8.1

Overall

7.6

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.

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Crew

8.1

Overall

7.6

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.

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Crew

8.1

Overall

7.6

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.

Food

6.7

Entertainment

6.9

Boarding

7.6

Comfort

7.4

Crew

8.1

Overall

7.6

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.

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?

    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?

  • 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

Travelling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
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Top 7 airlines flying from London to Knoxville

Discover the top 7 airlines that operate flights from London to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£460Average£610FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£479Average£608FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£484Average£659FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
FinnairCheapest£505Average£617FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£510Average£626FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest£567Average£991FlexibilityNo cancel feeOn-time77%
Search Iberia flights
American AirlinesCheapest£592Average£731FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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