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$451+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
LON — TYS
Sep 9 — Sep 161
Wed 9/9
Wed 9/16
1 adult, Economy
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Cheap 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 August 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/52:00 pm -
1 stop27h 02m
Sat 9/1211:04 am -
1 stop17h 56m
Deal found 8/6$741
This deal was found by Cheapflights users on 8/5. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:05 pm -
1 stop12h 31m
Sat 11/283:45 pm -
1 stop13h 40m
Deal found 8/5$742
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Fri 10/3012:35 pm -
1 stop36h 15m
Fri 11/68:25 am -
1 stop18h 50m
Deal found 8/5$768
This Scandinavian Airlines deal was found by Cheapflights users on 8/6. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:40 pm -
2 stops34h 17m
Mon 12/76:09 pm -
2 stops16h 51m
Deal found 8/6$810
This lastminute.com deal was found by Cheapflights users on 8/10. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:40 am -
2 stops20h 22m
Wed 11/186:09 pm -
2 stops16h 51m
Deal found 8/10$825
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Sun 9/132:00 pm -
1 stop35h 39m
Mon 9/214:18 pm -
1 stop12h 42m
Deal found 8/8$874
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Mon 9/2112:40 pm -
2 stops27h 38m
Mon 9/2812:22 pm -
1 stop16h 38m
Deal found 8/8$875
This TravelUp deal was found by Cheapflights users on 8/8. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:40 am -
2 stops18h 28m
Sun 11/154:03 pm -
2 stops21h 27m
Deal found 8/8$878
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Fri 9/182:00 pm -
2 stops30h 01m
Mon 9/214:18 pm -
1 stop12h 42m
Deal found 8/9$897
This Cheapflightsfares deal was found by Cheapflights users on 8/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:30 am -
2 stops19h 19m
Mon 9/287:25 pm -
1 stop10h 15m
Deal found 8/5$901
This ChecknFly deal was found by Cheapflights users on 8/5. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:30 am -
2 stops15h 54m
Mon 9/73:40 pm -
1 stop35h 15m
Deal found 8/5$917
This Cheapflightsfares deal was found by Cheapflights users on 8/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:30 pm -
2 stops30h 24m
Tue 12/12:00 pm -
1 stop10h 55m
Deal found 8/7$920

Find 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 August 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$741
(Kiwi.com)

One-way from

$451
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$1,255
Provider with most accurate pricing for London (LON)-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Knoxville McGhee Tyson flights.
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From London (LON) to Knoxville McGhee Tyson
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One-way flight from London (LON) to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 August 10, 2026.
Use the filters below to find and compare flights from London to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Sat 9/5

2:00 pm-12:02 pm

1 stop27h 02m

Knoxville McGhee Tyson

Sat 9/12

11:04 am-10:00 am

1 stop17h 56m

$741

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Fri 10/30

12:35 pm-8:50 pm

1 stop36h 15m

Knoxville McGhee Tyson

Fri 11/6

8:25 am-8:15 am

1 stop18h 50m

$768

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Wed 11/4

6:40 am-10:02 pm

2 stops20h 22m

Knoxville McGhee Tyson

Wed 11/18

6:09 pm-4:00 pm

2 stops16h 51m

$825

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Sun 9/13

2:00 pm-8:39 pm

1 stop35h 39m

Knoxville McGhee Tyson

Mon 9/21

4:18 pm-10:00 am

1 stop12h 42m

$874

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Tue 9/8

8:45 am-8:24 pm

2 stops16h 39m

Knoxville McGhee Tyson

Thu 10/1

9:45 am-7:15 am

2 stops16h 30m

$920

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Wed 11/4

10:25 am-8:54 pm

1 stop15h 29m

Knoxville McGhee Tyson

Wed 11/18

11:25 am-9:10 am

1 stop16h 45m

$920

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Wed 9/16

8:40 am-10:49 pm

2 stops19h 09m

Knoxville McGhee Tyson

Sun 9/20

7:20 pm-9:35 pm

2 stops21h 15m

$922

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Wed 11/4

9:00 am-11:59 pm

2 stops19h 59m

Knoxville McGhee Tyson

Wed 11/18

1:56 pm-7:55 am

1 stop12h 59m

$923

LondonKnoxville

LCY London City - TYS Knoxville McGhee Tyson

LCYTYS

London City

Mon 9/21

9:15 am-11:59 pm

2 stops19h 44m

Knoxville McGhee Tyson

Mon 9/28

7:25 pm-5:55 pm

2 stops17h 30m

$925

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Mon 9/21

7:30 am-8:24 pm

2 stops17h 54m

Knoxville McGhee Tyson

Mon 9/28

1:35 pm-8:30 am

2 stops13h 55m

$925

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/7

Showing 1-10 of 42 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on London-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-Knoxville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Knoxville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Currently, September is the cheapest month in which you can book a flight from London to Knoxville (average of $845). Flying from London to Knoxville in December is currently the most expensive (average of $1,193). 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 to fly round-trip from London to Knoxville?

Airfare is below average for this route at the moment.
London to Knoxville flights typically cost between $779 and $1,599 in September.
The cheapest round-trip price found within the last 5 days was $741 on Multiple Airlines (Sep 5-Sep 12).

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 0 airlines. Knoxville McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

  • How long is the flight from London to Knoxville?

    For as low as $920, Scandinavian Airlines can have you in Knoxville from London in 15h 29m. London and Knoxville are separated by a distance of 4076 mi. This flight may include one or multiple stops.

  • 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, September is the cheapest month in which you can book a flight from London to Knoxville (average of $845). Flying from London to Knoxville in December is currently the most expensive (average of $1,193). 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 Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa

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