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$274+ Cheap flights from Knoxville (TYS) to London (LON)

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LON
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 Wednesday or Thursday and return on a Friday

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 June 12, 2025.

Round-trip from

$572
(Mytrip)

One-way from

$274
(Mytrip)

Popular in

June

Cheapest in

September

Average price

$1,410
From Knoxville McGhee Tyson to London (LON)
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One-way flight from Knoxville McGhee Tyson to London (LON)
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Highest demand for flights based on searches. 18% potential increase in price ($209 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/11. 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.
Mon 10/67:15 amTYS - LHR
2 stops30h 35mMultiple Airlines
Mon 10/1311:20 amLHR - TYS
2 stops29h 35mMultiple Airlines
Deal found 6/11$551
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 10/157:15 amTYS - LGW
1 stop18h 05mMultiple Airlines
Tue 10/211:05 pmLGW - TYS
1 stop27h 50mMultiple Airlines
Deal found 6/11$572
This lastminute.com deal was found by Cheapflights users on 6/11. 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.
Mon 8/47:43 pmTYS - LHR
2 stops34h 42mVirgin Atlantic
Tue 8/196:15 amLHR - TYS
2 stops18h 51mVirgin Atlantic
Deal found 6/11$665
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2012:00 pmTYS - LHR
1 stop14h 40mUnited Airlines
Wed 8/272:05 pmLHR - TYS
2 stops31h 55mUnited Airlines
Deal found 6/10$673
This Orbitz deal was found by Cheapflights users on 6/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/610:59 amTYS - LHR
1 stop14h 41mBritish Airways
Mon 10/138:15 pmLHR - TYS
2 stops49h 23mBritish Airways
Deal found 6/11$691
This KLM deal was found by Cheapflights users on 6/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:14 pmTYS - LHR
1 stop11h 56mKLM
Wed 8/271:05 pmLHR - TYS
1 stop12h 01mKLM
Deal found 6/12$695
This Ovago deal was found by Cheapflights users on 6/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:25 pmTYS - LHR
1 stop10h 15mLufthansa
Mon 9/88:25 pmLHR - TYS
2 stops31h 10mLufthansa
Deal found 6/9$706
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
Tue 9/162:30 pmTYS - LHR
2 stops22h 10mScandinavian Airlines
Mon 9/296:40 amLHR - TYS
2 stops22h 06mScandinavian Airlines
Deal found 6/11$785
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Tue 7/87:00 amTYS - LCY
2 stops29h 30mMultiple Airlines
Wed 7/169:25 amLCY - TYS
2 stops34h 44mMultiple Airlines
Deal found 6/11$808
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:55 amTYS - LHR
3 stops15h 35mAir Canada
Mon 9/295:40 pmLHR - TYS
3 stops26h 05mAir Canada
Deal found 6/11$828
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/294:02 pmTYS - LHR
2 stops14h 23mDelta
Mon 8/412:25 pmLHR - TYS
1 stop16h 19mDelta
Deal found 6/10$829
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:53 pmTYS - LGW
2 stops15h 07mDelta
Mon 9/812:00 pmLGW - TYS
2 stops16h 48mDelta
Deal found 6/9$829

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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

Mon 8/4

8:00 am-10:00 am

1 stop21h 00m

London Gatwick

Tue 8/19

2:00 pm-4:46 pm

1 stop31h 46m

$614

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 8/4

7:43 pm-11:25 am

2 stops34h 42m

London Heathrow

Tue 8/19

6:15 am-8:06 pm

2 stops18h 51m

$665

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 8/20

12:00 pm-7:40 am

1 stop14h 40m

London Heathrow

Wed 8/27

2:05 pm-5:00 pm

2 stops31h 55m

$673

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 8/26

5:35 pm-6:30 am

2 stops31h 55m

London Heathrow

Wed 9/3

10:50 am-11:57 pm

2 stops18h 07m

$679

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 8/20

6:14 pm-11:10 am

1 stop11h 56m

London Heathrow

Wed 8/27

1:05 pm-8:06 pm

1 stop12h 01m

$695

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 9/1

7:25 pm-10:40 am

1 stop10h 15m

London Heathrow

Mon 9/8

8:25 pm-10:35 pm

2 stops31h 10m

$706

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 9/1

6:12 pm-3:25 pm

2 stops16h 13m

London Heathrow

Mon 9/8

8:40 pm-9:13 pm

2 stops29h 33m

$708

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 9/5

5:45 am-9:35 am

2 stops22h 50m

London Heathrow

Mon 9/22

9:30 am-2:40 pm

2 stops34h 10m

$773

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 9/5

4:19 pm-9:20 am

2 stops36h 01m

London Heathrow

Mon 9/22

6:40 am-9:43 pm

2 stops20h 03m

$780

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Thu 9/4

8:31 pm-12:45 pm

1 stop11h 14m

London Heathrow

Mon 12/22

1:10 pm-8:44 pm

1 stop12h 34m

$795

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 19 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 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 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 round-trip flight from Knoxville to London. Price data was last updated on June 9, 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, November is the cheapest month in which you can book a flight from Knoxville to London (average of $661). Flying from Knoxville to London in June is currently the most expensive (average of $1,108). 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 June 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Knoxville to London in the afternoon. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Knoxville to London?

Use this chart to determine the cheapest time to fly round-trip from Knoxville to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Knoxville to London flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 June 12, 2025.
Read reviews from past customers who have flown Delta, KLM and United Airlines from Knoxville to London. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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?

    Knoxville McGhee Tyson (TYS) is the airport you will fly out of if you book a flight from Knoxville to London. You should not have trouble finding flights to London from McGhee Tyson; the airport handles an average of 0 outbound flights to London per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Knoxville airport to London. It is only a 11.3 mi journey to McGhee Tyson (TYS) from Knoxville’s city center.

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

    Delta, at $658, was found to be the cheapest airline from Knoxville to London.Alternate airlines to your destination round-trip include Virgin Atlantic and United Airlines. These flights start at 30% lower than the current average price 3 months from now.

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

    When deciding which route to take from Knoxville to London consider Knoxville McGhee Tyson - London Heathrow, Knoxville McGhee Tyson - London Gatwick or Knoxville McGhee Tyson - London City as they are the most popular.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Knoxville to London (average of $661). Flying from Knoxville to London in June is currently the most expensive (average of $1,108). 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
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Gatwick
Orpington
Watford
Croydon
Folkestone
Borehamwood
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester
Wembley
Arundel

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Top 5 airlines flying from Knoxville to London

Discover the top 5 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$580Average$778FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$661Average$819FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$676Average$928FlexibilityNo cancel feeOn-time69%
DeltaCheapest$693Average$1,211FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$768Average$1,110FlexibilityNo cancel feeOn-time72%

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