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$563+ Cheap flights from London (LON) to Knoxville (TYS)

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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TYS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 Friday or Tuesday and return on a Wednesday

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 June 12, 2025.

Round-trip from

$855
(Netflights)

One-way from

$563
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$955
From London (LON) to Knoxville McGhee Tyson
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One-way flight from London (LON) to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 15% potential increase in price ($169 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:00 amLHR - TYS
2 stops37h 17mMultiple Airlines
Sun 9/147:15 pmTYS - LHR
2 stops16h 00mMultiple Airlines
Deal found 6/10$779
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:45 amLHR - TYS
2 stops17h 01mDelta
Fri 9/2610:05 amTYS - LHR
2 stops17h 45mDelta
Deal found 6/12$821
This Netflights deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/911:45 amLHR - TYS
1 stop14h 31mVirgin Atlantic
Wed 7/234:02 pmTYS - LHR
2 stops14h 23mVirgin Atlantic
Deal found 6/11$855
This British Airways deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/910:05 amLHR - TYS
1 stop12h 28mBritish Airways
Wed 7/2310:53 amTYS - LHR
1 stop14h 47mBritish Airways
Deal found 6/12$858
This Netflights deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:20 amLCY - TYS
2 stops17h 12mVirgin Atlantic
Tue 12/1611:30 amTYS - LCY
2 stops16h 20mVirgin Atlantic
Deal found 6/11$874
This Expedia deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:45 pmLHR - TYS
2 stops26h 32mAir France
Sun 10/266:10 pmTYS - LHR
2 stops36h 20mAir France
Deal found 6/10$952
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/272:00 pmLGW - TYS
1 stop25h 11mMultiple Airlines
Sun 8/39:45 amTYS - LGW
2 stops23h 55mMultiple Airlines
Deal found 6/11$966
This Netflights deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/157:00 amLCY - TYS
2 stops18h 39mBritish Airways
Tue 7/2910:53 amTYS - LCY
2 stops20h 12mBritish Airways
Deal found 6/12$970
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/58:20 amLHR - TYS
1 stop18h 26mFinnair
Sun 7/202:02 pmTYS - LHR
1 stop35h 23mFinnair
Deal found 6/11$1,046
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/119:30 amLHR - TYS
2 stops16h 27mUnited Airlines
Sat 7/191:56 pmTYS - LHR
2 stops14h 24mUnited Airlines
Deal found 6/10$1,071
This The Travel House deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/186:40 amLHR - TYS
2 stops20h 26mScandinavian Airlines
Thu 8/281:53 pmTYS - LHR
2 stops23h 37mScandinavian Airlines
Deal found 6/10$1,076
This Vliegwinkel deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/279:15 amLHR - TYS
1 stop11h 35mRoyal Air Maroc
Sun 8/38:22 pmTYS - LHR
1 stop30h 18mRoyal Air Maroc
Deal found 6/12$1,195

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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

Wed 7/9

11:45 am-9:16 pm

1 stop14h 31m

Knoxville McGhee Tyson

Wed 7/23

4:02 pm-11:25 am

2 stops14h 23m

$855

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 7/9

10:05 am-5:33 pm

1 stop12h 28m

Knoxville McGhee Tyson

Wed 7/23

10:53 am-6:40 am

1 stop14h 47m

$858

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 7/9

6:30 am-7:01 pm

2 stops17h 31m

Knoxville McGhee Tyson

Wed 7/23

2:36 pm-9:15 am

2 stops13h 39m

$862

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Sun 7/27

2:00 pm-10:11 am

1 stop25h 11m

Knoxville McGhee Tyson

Sun 8/3

9:45 am-2:40 pm

2 stops23h 55m

$966

LondonKnoxville

LCY - TYS

LCYTYS

London City

Tue 7/15

7:00 am-8:39 pm

2 stops18h 39m

Knoxville McGhee Tyson

Tue 7/29

10:53 am-12:05 pm

2 stops20h 12m

$970

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Thu 7/24

7:05 am-11:50 am

2 stops33h 45m

Knoxville McGhee Tyson

Sat 8/2

6:00 am-9:30 am

1 stop22h 30m

$1,022

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sat 7/5

8:20 am-9:46 pm

1 stop18h 26m

Knoxville McGhee Tyson

Sun 7/20

2:02 pm-6:25 am

1 stop35h 23m

$1,046

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 7/11

9:30 am-8:57 pm

2 stops16h 27m

Knoxville McGhee Tyson

Sat 7/19

1:56 pm-9:20 am

2 stops14h 24m

$1,071

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 8/18

6:40 am-10:06 pm

2 stops20h 26m

Knoxville McGhee Tyson

Thu 8/28

1:53 pm-6:30 pm

2 stops23h 37m

$1,076

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sun 7/27

9:15 am-3:50 pm

1 stop11h 35m

Knoxville McGhee Tyson

Sun 8/3

8:22 pm-7:40 am

1 stop30h 18m

$1,195

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 31 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 round-trip 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 round-trip flight from London to Knoxville. Price data was last updated on June 9, 2025.

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Knoxville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 $296). Flying from London to Knoxville in March is currently the most expensive (average of $376). 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.

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 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from London to Knoxville, such as Delta, KLM and Finnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

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?

    Most people fly into Knoxville McGhee Tyson (TYS) if they book a flight to Knoxville from London. On average, McGhee Tyson has 0 inbound flights from London per day from 1 airline. Knoxville McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

  • What are the cheapest airlines flying from London to Knoxville round-trip?

    Virgin Atlantic, at $855, was found to be the cheapest airline from London to Knoxville.Alternate airlines to your destination round-trip include British Airways and Delta. Virgin Atlantic is 5% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $971. However, be on the lookout for offers from Aer Lingus and WestJet, as they are both options that can get you from London to Knoxville for a low price.

  • What are the most popular routes from London to Knoxville?

    While some choose either London City - Knoxville McGhee Tyson or London Gatwick - Knoxville McGhee Tyson, London Heathrow - Knoxville McGhee Tyson is the most popular route 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 vacation 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 $296). Flying from London to Knoxville in March is currently the most expensive (average of $376). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

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Top airline flying from London to Knoxville

Discover the top airline 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$850Average$1,308FlexibilityNo cancel feeOn-time70%

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