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Cheap flights from London to Knoxville from £432

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 30/7. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TYS
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from London to Knoxville McGhee Tyson are usually found in February or January, booked 80 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 13 June 2025.

Round-trip from

£601

One-way from

£432

Popular in

August

Cheapest in

February

Average price

£703
Virgin Atlantic
  • Virgin Atlantic
  • 11/10-13/10
  • 3 total stops
  • 42h 33m total
  • London to Knoxville
30/7
  • 30/7
  • 2 total stops
  • 44h 00m total
  • London to Knoxville
Highest demand for flights based on searches. 15% potential increase in price (£91 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Average for round-trip flights in June 2025

Find flight deals from London to Knoxville

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 13 June 2025.

Sat 11/1011:20LHR - TYS
1 stop11h 53mVirgin Atlantic
Mon 13/1018:10TYS - LHR
2 stops30h 40mVirgin Atlantic
Deal found 12/6£601
Fri 19/911:45LHR - TYS
2 stops17h 01mDelta
Fri 26/910:05TYS - LHR
2 stops17h 45mDelta
Deal found 12/6£604
Wed 9/710:05LHR - TYS
1 stop12h 28mBritish Airways
Wed 23/710:53TYS - LHR
1 stop14h 47mBritish Airways
Deal found 12/6£631
Tue 9/1209:20LCY - TYS
2 stops17h 12mVirgin Atlantic
Tue 16/1211:30TYS - LCY
2 stops16h 20mVirgin Atlantic
Deal found 11/6£643
Sat 20/914:05LHR - TYS
2 stops14h 52mMultiple Airlines
Sat 27/909:55TYS - LHR
3 stops15h 35mMultiple Airlines
Deal found 11/6£665
Sun 27/714:00LGW - TYS
1 stop25h 11mMultiple Airlines
Sun 3/809:45TYS - LGW
2 stops23h 55mMultiple Airlines
Deal found 11/6£711
Tue 15/707:00LCY - TYS
2 stops18h 39mBritish Airways
Tue 29/710:53TYS - LCY
2 stops20h 12mBritish Airways
Deal found 12/6£714
Sat 5/708:20LHR - TYS
1 stop18h 26mFinnair
Sun 20/714:02TYS - LHR
1 stop35h 23mFinnair
Deal found 11/6£770
Fri 11/709:30LHR - TYS
2 stops16h 27mUnited Airlines
Sat 19/713:56TYS - LHR
2 stops15h 14mUnited Airlines
Deal found 11/6£790
Sun 27/709:15LHR - TYS
1 stop11h 35mRoyal Air Maroc
Sun 3/820:22TYS - LHR
1 stop30h 18mRoyal Air Maroc
Deal found 12/6£879
Fri 11/712:00LGW - TYS
2 stops16h 59mDelta
Sat 19/712:03TYS - LGW
2 stops16h 57mDelta
Deal found 12/6£890
Sun 27/715:00LHR - TYS
1 stop24h 28mIberia
Sun 3/818:27TYS - LHR
1 stop32h 38mIberia
Deal found 12/6£894

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 13 June 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

LHR - TYS

LHRTYS

London Heathrow

Sat 11/10

11:20-18:13

1 stop11h 53m

Knoxville McGhee Tyson

Mon 13/10

18:10-05:50

2 stops30h 40m

£601

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 19/9

11:45-23:46

2 stops17h 01m

Knoxville McGhee Tyson

Fri 26/9

10:05-08:50

2 stops17h 45m

£604

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 9/7

10:05-17:33

1 stop12h 28m

Knoxville McGhee Tyson

Wed 23/7

10:53-06:40

1 stop14h 47m

£631

LondonKnoxville

LCY - TYS

LCYTYS

London City

Tue 9/12

09:20-21:32

2 stops17h 12m

Knoxville McGhee Tyson

Tue 16/12

11:30-08:50

2 stops16h 20m

£643

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sat 20/9

14:05-23:57

2 stops14h 52m

Knoxville McGhee Tyson

Sat 27/9

09:55-06:30

3 stops15h 35m

£665

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Sun 27/7

14:00-10:11

1 stop25h 11m

Knoxville McGhee Tyson

Sun 3/8

09:45-14:40

2 stops23h 55m

£711

LondonKnoxville

LCY - TYS

LCYTYS

London City

Tue 15/7

07:00-20:39

2 stops18h 39m

Knoxville McGhee Tyson

Tue 29/7

10:53-12:05

2 stops20h 12m

£714

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sat 5/7

08:20-21:46

1 stop18h 26m

Knoxville McGhee Tyson

Sun 20/7

14:02-06:25

1 stop35h 23m

£770

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 11/7

09:30-20:57

2 stops16h 27m

Knoxville McGhee Tyson

Sat 19/7

13:56-10:10

2 stops15h 14m

£790

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sun 27/7

09:15-15:50

1 stop11h 35m

Knoxville McGhee Tyson

Sun 3/8

20:22-07:40

1 stop30h 18m

£879

Flights are sorted by cheapest return flights first.

Deals found on 10/6

Showing 1-10 of 30 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 9 June 2025.

The best time to book flights from London to Knoxville is 80 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, November is the cheapest month in which you can book a flight from London to Knoxville (average of £720). Flying from London to Knoxville in July is currently the most expensive (average of £1,130). 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 13 June 2025.

It’s optimal to fly from London to Knoxville in the evening. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from London to Knoxville?

Use this chart to determine the cheapest time to fly return from London to Knoxville. Price data was last updated on 13 October 2024.

Travellers seeking maximum savings on their London to Knoxville flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

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.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

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).

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 13 June 2025.
See what other customers who have flown with Delta, KLM and Finnair from London to Knoxville have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 6 different airlines.

  • 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 £601. Additional return tickets that might be worth considering are offered by Delta and British Airways, with the lowest prices starting at £604 and £631, respectively. Virgin Atlantic is currently priced 10% 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 £450 on Aer Lingus. Other airlines that offer cheap prices include British Airways from £520 and Delta from £2,064 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, November is the cheapest month in which you can book a flight from London to Knoxville (average of £720). Flying from London to Knoxville in July is currently the most expensive (average of £1,130). 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 6 airlines flying from London to Knoxville

Discover the top 6 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£489Average£632FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£501Average£637FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£505Average£628FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£509Average£614FlexibilityNo cancel feeOn-time76%
Search Finnair flights
United AirlinesCheapest£534Average£703FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest£557Average£972FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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

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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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