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$419+ Cheap flights from the United Kingdom 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TYS
Dec 30 — Jan 61
Tue 12/30
Tue 1/6
1 adult, Economy
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Find flight deals from United Kingdom to Knoxville

Cheapest flights from United Kingdom to Knoxville
Explore the most affordable flight options available from United Kingdom to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 30, 2025.

This Expedia deal was found by Cheapflights users on 11/29. 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.
Wed 12/174:50 pmLHR - TYS
2 stops29h 03mAir France
Thu 1/221:00 pmTYS - LHR
1 stop14h 45mAir France
Deal found 11/29$919
This Expedia deal was found by Cheapflights users on 11/29. 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.
Wed 12/174:50 pmLHR - TYS
2 stops29h 03mMultiple Airlines
Thu 1/221:00 pmTYS - LHR
2 stops15h 20mMultiple Airlines
Deal found 11/29$946
This Expedia deal was found by Cheapflights users on 11/29. 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.
Wed 12/177:45 amLCY - TYS
2 stops16h 13mMultiple Airlines
Thu 1/221:00 pmTYS - LCY
2 stops13h 15mMultiple Airlines
Deal found 11/29$974
This Finnair deal was found by Cheapflights users on 11/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:55 amLHR - TYS
1 stop11h 49mMultiple Airlines
Mon 6/226:21 pmTYS - LHR
1 stop9h 44mMultiple Airlines
Deal found 11/28$997
This Booking.com deal was found by Cheapflights users on 11/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:55 amLGW - TYS
3 stops43h 01mMultiple Airlines
Thu 1/221:39 pmTYS - LGW
2 stops15h 11mMultiple Airlines
Deal found 11/29$1,046
This Expedia deal was found by Cheapflights users on 11/29. 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.
Wed 12/174:20 pmLHR - TYS
1 stop32h 31mLufthansa
Thu 1/221:59 pmTYS - LHR
1 stop12h 56mLufthansa
Deal found 11/29$1,047
This oojo deal was found by Cheapflights users on 11/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:15 amLHR - TYS
1 stop15h 28mBritish Airways
Mon 6/228:48 pmTYS - LHR
2 stops41h 47mBritish Airways
Deal found 11/28$1,074
This Mytrip deal was found by Cheapflights users on 11/29. 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.
Sat 12/276:00 amLHR - TYS
2 stops17h 37mMultiple Airlines
Mon 1/57:15 amTYS - LHR
2 stops23h 05mMultiple Airlines
Deal found 11/29$1,165
This KAYAK deal was found by Cheapflights users on 11/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/271:30 pmLHR - TYS
2 stops15h 29mLufthansa
Mon 1/55:35 pmTYS - LHR
1 stop31h 20mLufthansa
Deal found 11/29$1,166
This Kiwi.com deal was found by Cheapflights users on 11/29. 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 12/272:00 pmLGW - TYS
1 stop36h 14mMultiple Airlines
Mon 1/55:56 pmTYS - LGW
2 stops31h 04mMultiple Airlines
Deal found 11/29$1,174
This Finnair deal was found by Cheapflights users on 11/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1811:45 amLHR - TYS
1 stop12h 56mMultiple Airlines
Wed 1/145:17 pmTYS - LHR
1 stop10h 58mMultiple Airlines
Deal found 11/28$1,221
This Mytrip deal was found by Cheapflights users on 11/29. 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.
Fri 12/266:50 amLGW - TYS
3 stops40h 47mMultiple Airlines
Sun 1/46:00 amTYS - LGW
3 stops32h 40mMultiple Airlines
Deal found 11/29$1,299

Cheap flight deals from United Kingdom to Knoxville

Keep the following information in mind while searching for United Kingdom to Knoxville flight deals. Data was last updated November 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$672
(Kiwi.com)

One-way from

$419
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$826
Provider with most accurate pricing for London (LON)-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Knoxville McGhee Tyson flights.
Search Deals
From United Kingdom to Knoxville McGhee Tyson
Search Deals
One-way flight from United Kingdom to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from United Kingdom 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 November 30, 2025.
Use the filters below to find and compare flights from the United Kingdom to Knoxville that are best for you.

Fly from

United Kingdom

Fly to

Knoxville

Route

Depart

Return

Price

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 1/12

7:40 am-7:27 pm

2 stops16h 47m

Knoxville McGhee Tyson

Sun 1/25

2:25 pm-6:40 am

1 stop11h 15m

$672

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 1/12

5:50 pm-7:27 pm

2 stops30h 37m

Knoxville McGhee Tyson

Wed 3/18

7:25 pm-10:50 am

1 stop11h 25m

$686

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 3/4

9:00 am-9:10 pm

2 stops17h 10m

Knoxville McGhee Tyson

Wed 3/18

7:00 am-7:10 am

2 stops20h 10m

$703

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 1/12

7:30 am-7:27 pm

2 stops16h 57m

Knoxville McGhee Tyson

Mon 1/19

1:59 pm-10:25 am

2 stops15h 26m

$707

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 1/13

8:30 am-8:52 pm

2 stops17h 22m

Knoxville McGhee Tyson

Tue 1/20

9:30 am-5:55 am

2 stops15h 25m

$707

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 1/21

6:35 am-7:27 pm

2 stops17h 52m

Knoxville McGhee Tyson

Sun 1/25

2:25 pm-10:50 am

1 stop15h 25m

$707

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 1/12

7:40 am-7:27 pm

2 stops16h 47m

Knoxville McGhee Tyson

Wed 3/18

7:00 am-7:10 am

2 stops20h 10m

$707

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 1/12

7:40 am-7:27 pm

2 stops16h 47m

Knoxville McGhee Tyson

Sun 1/25

2:25 pm-11:05 am

2 stops15h 40m

$709

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 3/4

12:05 pm-7:29 pm

1 stop12h 24m

Knoxville McGhee Tyson

Wed 3/18

2:21 pm-6:40 am

1 stop12h 19m

$732

LondonKnoxville

LCY - TYS

LCYTYS

London City

Wed 3/4

7:50 am-10:02 pm

2 stops19h 12m

Knoxville McGhee Tyson

Wed 3/18

6:10 am-2:05 pm

2 stops27h 55m

$805

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/28

Showing 1-10 of 36 results
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Best time to book a flight from United Kingdom to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from United Kingdom 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 the United Kingdom to Knoxville

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

Currently, February is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of $511). Flying from United Kingdom to Knoxville in July is currently the most expensive (average of $751). 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.

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 November 30, 2025.
Read reviews from past customers who have flown British Airways from the United Kingdom to Knoxville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,545 reviews

Comfort

6.7

Overall

6.7

Boarding

6.9

Crew

7.6

Entertainment

6.4

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,545 reviews
British Airways
6.7
Okay
7,545 reviews

Comfort

6.7

Overall

6.7

Boarding

6.9

Crew

7.6

Entertainment

6.4

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly into when you book flights from United Kingdom to Knoxville.

  • How long is the flight from United Kingdom to Knoxville?

    Departing from United Kingdom to Knoxville will take you 16h 47m. The distance from United Kingdom to Knoxville is about 4076 mi. This flight may include one or multiple stops.

  • What are the most popular routes from United Kingdom to Knoxville?

    Most travelers choose London Heathrow - Knoxville McGhee Tyson, London City - Knoxville McGhee Tyson or London Gatwick - Knoxville McGhee Tyson when deciding on the best route from United Kingdom to Knoxville.

  • Can I find deals for flights from United Kingdom to Knoxville that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Knoxville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Knoxville.

  • Can I find deals for business class flights from United Kingdom to Knoxville?

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Knoxville?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of $511). Flying from United Kingdom to Knoxville in July is currently the most expensive (average of $751). 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
Corbin
Bryson City
Alcoa
Oak Ridge
Murphy

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Alternative routes for United Kingdom to Knoxville

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Top airline flying from United Kingdom to Knoxville

Discover the top airline that operate flights from United Kingdom 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 November 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$720Average$1,259FlexibilityNo cancel feeOn-time70%

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