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Cheap flights from the United Kingdom to Knoxville from £280

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TYS
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Knoxville

Enter your travel dates to find the best prices.

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 11 March 2026.

Wed 22/410:50
LHR
-
TYS
2 stops17h 18m
Lufthansa
Wed 29/417:53
TYS
-
LHR
1 stop13h 02m
Lufthansa
Deal found 8/3£594
Wed 15/414:00
LGW
-
TYS
2 stops29h 45m
Multiple Airlines
Mon 20/413:15
TYS
-
LGW
1 stop15h 45m
Multiple Airlines
Deal found 11/3£595
Wed 15/410:50
LHR
-
TYS
2 stops17h 18m
Lufthansa
Wed 22/413:52
TYS
-
LHR
1 stop11h 53m
Lufthansa
Deal found 10/3£597
Sun 12/414:00
LGW
-
TYS
1 stop32h 30m
Multiple Airlines
Mon 20/413:15
TYS
-
LGW
1 stop15h 45m
Multiple Airlines
Deal found 11/3£604
Wed 15/416:55
LHR
-
TYS
1 stop12h 00m
British Airways
Thu 30/417:06
TYS
-
LHR
1 stop13h 09m
British Airways
Deal found 7/3£606
Fri 17/414:00
LGW
-
TYS
2 stops27h 06m
Multiple Airlines
Mon 20/413:15
TYS
-
LGW
1 stop15h 45m
Multiple Airlines
Deal found 11/3£615
Tue 21/412:15
LHR
-
TYS
1 stop13h 03m
British Airways
Tue 28/417:06
TYS
-
LHR
1 stop10h 59m
British Airways
Deal found 7/3£615
Wed 15/410:50
LHR
-
TYS
2 stops17h 18m
Lufthansa
Thu 30/413:52
TYS
-
LHR
1 stop11h 53m
Lufthansa
Deal found 7/3£618
Wed 15/408:40
LHR
-
TYS
2 stops19h 28m
United Airlines
Thu 30/407:00
TYS
-
LHR
2 stops17h 55m
United Airlines
Deal found 7/3£620
Wed 15/408:40
LHR
-
TYS
2 stops19h 28m
United Airlines
Wed 22/419:20
TYS
-
LHR
1 stop10h 20m
United Airlines
Deal found 9/3£621
Mon 13/406:30
LHR
-
TYS
2 stops21h 04m
Lufthansa
Wed 29/414:25
TYS
-
LHR
1 stop11h 30m
Lufthansa
Deal found 7/3£623
Sat 18/414:00
LGW
-
TYS
2 stops30h 41m
Multiple Airlines
Mon 20/413:15
TYS
-
LGW
1 stop15h 45m
Multiple Airlines
Deal found 11/3£629

Find 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 11 March 2026.

Round-trip from

£594

One-way from

£280

Popular in

December

Cheapest in

February

Average price

£565
Lufthansa
  • Lufthansa
  • 22/4-29/4
  • 3 total stops
  • 30h 20m total
  • United Kingdom to Knoxville
Search Deals
25/4
  • 25/4
  • 2 total stops
  • 52h 15m total
  • United Kingdom to Knoxville
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 11 March 2026.
Use the filters below to find and compare flights from the United Kingdom to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Wed 15/4

14:00-14:45

2 stops29h 45m

Knoxville McGhee Tyson

Mon 20/4

13:15-10:00

1 stop15h 45m

£595

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Sun 12/4

14:00-17:30

1 stop32h 30m

Knoxville McGhee Tyson

Mon 20/4

13:15-10:00

1 stop15h 45m

£604

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 21/4

08:45-22:34

2 stops18h 49m

Knoxville McGhee Tyson

Tue 28/4

10:49-11:55

1 stop20h 06m

£620

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Wed 15/4

14:00-14:45

2 stops29h 45m

Knoxville McGhee Tyson

Fri 24/4

13:15-10:00

1 stop15h 45m

£630

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 15/4

16:55-23:55

1 stop12h 00m

Knoxville McGhee Tyson

Sun 19/4

20:48-07:40

1 stop29h 52m

£634

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 15/4

12:15-20:18

1 stop13h 03m

Knoxville McGhee Tyson

Wed 22/4

14:06-06:55

1 stop11h 49m

£638

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Fri 24/4

08:10-19:42

2 stops16h 32m

Knoxville McGhee Tyson

Fri 1/5

14:25-16:55

2 stops21h 30m

£638

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Sun 12/4

14:00-17:30

1 stop32h 30m

Knoxville McGhee Tyson

Fri 24/4

13:15-10:00

1 stop15h 45m

£641

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 14/4

06:30-17:08

2 stops15h 38m

Knoxville McGhee Tyson

Tue 21/4

10:03-07:15

1 stop16h 12m

£650

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Thu 23/4

07:25-19:42

2 stops17h 17m

Knoxville McGhee Tyson

Thu 30/4

19:18-10:40

1 stop10h 22m

£655

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Showing 1-10 of 54 resultsSorted by cheapest first
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6

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 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 the United Kingdom to Knoxville

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

Currently, April is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of £350). Flying from United Kingdom to Knoxville in January is currently the most expensive (average of £568). 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 11 March 2026.
Read through reviews of airlines operating flights from the United Kingdom 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.
Finnair
7.6
Good
1,371 reviews
Check prices

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.6
Good
1,371 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Virgin Atlantic
7.5
Good
680 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,413 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Lufthansa
6.8
Okay
7,843 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,781 reviews
Finnair
7.6
Good
1,371 reviews
Check prices

Crew

8.2

Food

6.7

Boarding

7.7

Entertainment

6.9

Comfort

7.5

Overall

7.6

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

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?

    Most people fly into Knoxville McGhee Tyson (TYS) if they book a flight to Knoxville from United Kingdom. McGhee Tyson is conveniently located just 11.3 mi from Knoxville’s city center.

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

    Airlines like United Airlines, British Airways, and Delta fly from United Kingdom to Knoxville in about 12h. The time it takes to get you to your destination can typically vary by up to 6h 49m. Airlines will cover a distance of 4076 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    While some choose either London City - Knoxville McGhee Tyson or Manchester - Knoxville McGhee Tyson, London Heathrow - Knoxville McGhee Tyson is the most popular 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 holiday 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, April is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of £350). Flying from United Kingdom to Knoxville in January is currently the most expensive (average of £568). 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
Cherokee

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from United Kingdom to Knoxville

Discover the top 6 airlines 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 858,174 searches. Data last updated 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£455Average£694FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£466Average£629FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£475Average£687FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£509Average£710FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£509Average£632FlexibilityNo cancel feeOn-time76%
Search Finnair flights
DeltaCheapest£707Average£817FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Knoxville?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from United Kingdom to Knoxville. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Knoxville?

Cheapflights helps you find that perfect flight to Knoxville from United Kingdom 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 United Kingdom to Knoxville with no change fees?

Yes! Cheapflights helps users easily find flights from United Kingdom to Knoxville with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Knoxville become cheaper?

Yes, Cheapflights offers price alerts on United Kingdom to Knoxville flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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