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Cheap flights from the United Kingdom to Knoxville from £449

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TYS
29 Apr — 6 May1
1 adult

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 24 April 2025.

Round-trip from

£563

One-way from

£449

Popular in

July

Cheapest in

February

Average price

£646
Delta
  • Delta
  • 6/5-13/5
  • 4 total stops
  • 33h 18m total
  • United Kingdom to Knoxville
Aer Lingus
  • Aer Lingus
  • 16/9
  • 2 total stops
  • 18h 54m total
  • United Kingdom to Knoxville
Highest demand for flights based on searches. 15% potential increase in price (£94 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in April 2025

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 24 April 2025.

Tue 6/511:45LHR - TYS
2 stops17h 03mDelta
Tue 13/511:35TYS - LHR
2 stops16h 15mDelta
Deal found 23/4£563
Thu 8/514:00LGW - TYS
1 stop29h 30mMultiple Airlines
Fri 8/812:45TYS - LGW
2 stops18h 00mMultiple Airlines
Deal found 23/4£573
Tue 6/509:20LHR - TYS
1 stop19h 28mVirgin Atlantic
Tue 13/516:22TYS - LHR
1 stop16h 08mVirgin Atlantic
Deal found 24/4£573
Wed 21/513:45LHR - TYS
2 stops30h 17mMultiple Airlines
Wed 28/506:50TYS - LHR
2 stops22h 10mMultiple Airlines
Deal found 22/4£579
Sat 10/514:30LGW - TYS
2 stops24h 58mAmerican Airlines
Mon 19/514:54TYS - LGW
2 stops14h 16mAmerican Airlines
Deal found 23/4£615
Sat 10/513:30LHR - TYS
1 stop12h 25mBritish Airways
Mon 19/515:00TYS - LHR
1 stop16h 15mBritish Airways
Deal found 23/4£620
Wed 10/909:20LCY - TYS
2 stops19h 26mVirgin Atlantic
Wed 24/912:00TYS - LCY
2 stops14h 15mVirgin Atlantic
Deal found 23/4£649
Wed 21/509:25LCY - TYS
2 stops34h 37mMultiple Airlines
Wed 28/506:50TYS - LCY
2 stops24h 40mMultiple Airlines
Deal found 22/4£691
Sat 7/609:40EDI - TYS
2 stops18h 25mLufthansa
Sat 14/617:33TYS - EDI
2 stops32h 47mLufthansa
Deal found 22/4£694
Sat 7/606:25EDI - TYS
2 stops37h 31mMultiple Airlines
Sat 14/606:00TYS - EDI
3 stops36h 25mMultiple Airlines
Deal found 22/4£725
Sat 12/709:30LHR - TYS
2 stops19h 29mLufthansa
Sat 26/714:30TYS - LHR
1 stop11h 25mLufthansa
Deal found 23/4£731
Tue 15/708:40LCY - TYS
2 stops17h 16mBritish Airways
Tue 29/710:53TYS - LCY
2 stops18h 27mBritish Airways
Deal found 22/4£734

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 24 April 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

Tue 6/5

11:45-23:48

2 stops17h 03m

Knoxville McGhee Tyson

Tue 13/5

11:35-08:50

2 stops16h 15m

£563

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Thu 8/5

14:00-14:30

1 stop29h 30m

Knoxville McGhee Tyson

Fri 8/8

12:45-11:45

2 stops18h 00m

£573

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 6/5

09:20-23:48

1 stop19h 28m

Knoxville McGhee Tyson

Tue 13/5

16:22-13:30

1 stop16h 08m

£573

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 21/5

13:45-15:02

2 stops30h 17m

Knoxville McGhee Tyson

Wed 28/5

06:50-10:00

2 stops22h 10m

£579

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Sat 10/5

12:20-08:24

2 stops25h 04m

Knoxville McGhee Tyson

Mon 19/5

14:54-10:10

2 stops14h 16m

£615

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sat 10/5

13:30-20:55

1 stop12h 25m

Knoxville McGhee Tyson

Mon 19/5

15:00-12:15

1 stop16h 15m

£620

LondonKnoxville

LCY - TYS

LCYTYS

London City

Wed 10/9

09:20-23:46

2 stops19h 26m

Knoxville McGhee Tyson

Wed 24/9

12:00-07:15

2 stops14h 15m

£649

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Wed 7/5

08:00-19:25

2 stops16h 25m

Knoxville McGhee Tyson

Wed 14/5

18:27-15:35

2 stops16h 08m

£651

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Wed 7/5

11:55-23:51

1 stop16h 56m

Knoxville McGhee Tyson

Wed 14/5

16:22-08:35

1 stop11h 13m

£673

LondonKnoxville

LCY - TYS

LCYTYS

London City

Wed 21/5

09:25-15:02

2 stops34h 37m

Knoxville McGhee Tyson

Wed 28/5

06:50-12:30

2 stops24h 40m

£691

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 38 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 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, November is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of £720). Flying from United Kingdom 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 GB to TYS?

Find hourly flight availability from United Kingdom 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 24 April 2025.

When flying from United Kingdom to Knoxville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 24 April 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair from United Kingdom to Knoxville. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    £449 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on British Airways and Virgin Atlantic, with prices starting from £577 and £1,506, respectively.

  • What are the most popular routes 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, November is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of £720). Flying from United Kingdom 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from United Kingdom to Knoxville

Discover the top 7 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 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest£501Average£876FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£523Average£661FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£528Average£682FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£534Average£704FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£546Average£767FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest£569Average£994FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest£575Average£795FlexibilityNo cancel feeOn-time75%
Search KLM flights

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

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

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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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