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Cheap flights from Knoxville to London from £134

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 30/7. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LON
13 Jul — 20 Jul1
1 adult

Cheapflights Tip: The best prices from Knoxville McGhee Tyson to London are usually found in September or February, booked 54 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Knoxville to London

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to London (LON). 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 8 July 2025.

Round-trip from

£396

One-way from

£134

Popular in

June

Cheapest in

September

Average price

£839
Air France
  • Air France
  • 5/8-12/8
  • 4 total stops
  • 31h 14m total
  • Knoxville to London
30/7
  • 30/7
  • 1 total stop
  • 18h 10m total
  • Knoxville to London
Highest demand for flights based on searches. 17% potential increase in price (£111 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Knoxville to London

Cheapest flights from Knoxville to London
Explore the most affordable flight options available from Knoxville to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.

Tue 5/812:03TYS - LGW
2 stops16h 57mDelta
Tue 12/812:00LGW - TYS
2 stops16h 48mDelta
Deal found 6/7£396
Wed 20/818:14TYS - LHR
1 stop11h 56mKLM
Wed 27/815:15LHR - TYS
1 stop13h 33mKLM
Deal found 6/7£417
Wed 20/807:10TYS - LHR
1 stop19h 05mDelta
Wed 27/806:15LHR - TYS
2 stops17h 07mDelta
Deal found 7/7£418
Tue 5/810:45TYS - LHR
2 stops15h 00mVirgin Atlantic
Tue 12/806:15LHR - TYS
2 stops16h 04mVirgin Atlantic
Deal found 6/7£422
Wed 10/1207:00TYS - LHR
1 stop17h 55mUnited Airlines
Tue 30/1208:55LHR - TYS
2 stops19h 47mUnited Airlines
Deal found 7/7£466
Sat 22/1119:20TYS - LHR
2 stops30h 10mMultiple Airlines
Sun 30/1120:15LHR - TYS
2 stops53h 50mMultiple Airlines
Deal found 6/7£511
Sat 23/808:00TYS - LGW
2 stops22h 45mMultiple Airlines
Sun 31/814:00LGW - TYS
1 stop35h 41mMultiple Airlines
Deal found 6/7£565
Wed 20/810:54TYS - LCY
2 stops26h 41mLufthansa
Wed 27/808:45LCY - TYS
2 stops17h 11mLufthansa
Deal found 6/7£637
Fri 5/1210:50TYS - LCY
3 stops19h 50mMultiple Airlines
Sat 13/1212:20LCY - TYS
2 stops33h 52mMultiple Airlines
Deal found 7/7£656
Tue 29/712:03TYS - LCY
2 stops14h 12mDelta
Mon 4/807:45LCY - TYS
2 stops14h 47mDelta
Deal found 7/7£667
Sun 7/916:49TYS - LCY
2 stops19h 41mAer Lingus
Sun 21/917:50LCY - TYS
2 stops32h 10mAer Lingus
Deal found 6/7£1,109
Sat 27/1211:01TYS - LCY
2 stops22h 34mBritish Airways
Sat 3/108:40LCY - TYS
2 stops17h 04mBritish Airways
Deal found 6/7£1,250

Cheapflights Fare Finder

Customise your flight search to find flights from Knoxville to London 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 8 July 2025.
Use the filters below to find and compare flights from Knoxville to London that are best for you.

Fly from

Knoxville

Fly to

London

Route

Depart

Return

Price

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Tue 5/8

12:03-10:00

2 stops16h 57m

London Gatwick

Tue 12/8

12:00-21:17

2 stops14h 17m

£396

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 20/8

18:14-11:10

1 stop11h 56m

London Heathrow

Wed 27/8

15:15-23:48

1 stop13h 33m

£417

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 20/8

07:10-07:15

1 stop19h 05m

London Heathrow

Wed 27/8

06:15-18:22

2 stops17h 07m

£418

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 5/8

10:45-06:45

2 stops15h 00m

London Heathrow

Tue 12/8

06:15-17:19

2 stops16h 04m

£422

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 10/12

07:00-05:55

1 stop17h 55m

London Heathrow

Tue 30/12

08:55-23:42

2 stops19h 47m

£466

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sat 22/11

19:20-06:30

2 stops30h 10m

London Heathrow

Sun 30/11

20:15-21:05

2 stops53h 50m

£511

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 28/7

14:36-10:00

2 stops14h 24m

London Gatwick

Mon 4/8

12:00-23:59

2 stops16h 59m

£630

KnoxvilleLondon

TYS - LCY

TYSLCY

Knoxville McGhee Tyson

Wed 20/8

10:54-18:35

2 stops26h 41m

London City

Wed 27/8

08:45-20:56

2 stops17h 11m

£637

KnoxvilleLondon

TYS - LCY

TYSLCY

Knoxville McGhee Tyson

Fri 5/12

10:50-11:40

3 stops19h 50m

London City

Sat 13/12

12:20-17:12

2 stops33h 52m

£656

KnoxvilleLondon

TYS - LCY

TYSLCY

Knoxville McGhee Tyson

Tue 29/7

12:03-07:15

2 stops14h 12m

London City

Mon 4/8

07:45-17:32

2 stops14h 47m

£667

Flights are sorted by cheapest return flights first.

Deals found on 6/7

Showing 1-10 of 23 results
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Best time to book a flight from Knoxville to London

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

How far ahead should I book a flight from Knoxville to London?

Use this chart to determine the optimal time to book a return flight from Knoxville to London. Price data was last updated on 27 June 2025.

To ensure you get the cheapest price possible for a flight from Knoxville to London, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Knoxville to London (average of £112). Flying from Knoxville to London in August is currently the most expensive (average of £164). 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 TYS to LON?

Find hourly flight availability from Knoxville to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Knoxville to London as you normally would.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 8 July 2025.
Check out reviews from past customers who have flown with Delta, KLM, andUnited Airlines from Knoxville to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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!
8.0
Very Good

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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!

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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!

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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!

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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!

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

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 Knoxville to London. 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 from for flights from Knoxville to London?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson is the airport most travelers will use when flying to London from Knoxville. Booking flights from McGhee Tyson (TYS) to London should be relatively easy as there are 0 daily outbound flights to London from 2 different airlines.

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

    Flying on KLM is currently your cheapest option to London, with prices starting at £417. Additional return tickets that might be worth considering are offered by Delta and Virgin Atlantic, with the lowest prices starting at £418 and £422, respectively. You may be able to fly from Knoxville to London for 39% less than the average price by searching for these airlines.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as £324. Users have also found prices from £1,173 and £1,599 on Ethiopian Air and Lufthansa, respectively.

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

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

    Yes. In addition to deals on Knoxville to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to London?

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

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

    Yes. Cheapflights offers flight deals from Knoxville to London 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 Knoxville to London?

    Currently, January is the cheapest month in which you can book a flight from Knoxville to London (average of £112). Flying from Knoxville to London in August is currently the most expensive (average of £164). 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
Hounslow
Croydon
Milton Keynes
Deal
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Hayes
Folkestone
Southend-on-Sea
Watford
Ipswich
Winchester
Maidstone
Guildford
Chichester

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Knoxville to London

Discover the top 2 airlines that operate flights from Knoxville to London. 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 8 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£498Average£498FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
British AirwaysCheapest£511Average£693FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Knoxville to London?

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Can Cheapflights find flights from Knoxville to London with no change fees?

Need flexible booking options for your flight to London from Knoxville? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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