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$233+ 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LON
may. 19 — may. 261
lun. 5/19
lun. 5/26
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 mayo 14, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$649
(Gotogate)

One-way from

$303
(StudentUniverse)

Popular in

June

Cheapest in

September

Average price

$902
Provider with most accurate pricing for Knoxville McGhee Tyson-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-London (LON) flights.
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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. 16% potential increase in price ($187 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in May 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 mayo 14, 2025.

This Mytrip deal was found by Cheapflights users on 5/13. 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.
vie. 10/107:15 amTYS - LGW
1 stop18h 05mMultiple Airlines
mar. 10/147:25 amLGW - TYS
3 stops33h 30mMultiple Airlines
Deal found 5/13$646
This Gotogate deal was found by Cheapflights users on 5/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/245:45 amTYS - LHR
2 stops19h 50mMultiple Airlines
vie. 9/59:00 amLHR - TYS
2 stops19h 57mMultiple Airlines
Deal found 5/13$649
This British Airways deal was found by Cheapflights users on 5/12. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/301:54 pmTYS - LHR
1 stop16h 01mBritish Airways
mar. 10/147:45 amLHR - TYS
2 stops17h 55mBritish Airways
Deal found 5/12$671
This United Airlines deal was found by Cheapflights users on 5/14. 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.
dom. 8/317:25 pmTYS - LHR
1 stop30h 30mUnited Airlines
mar. 9/163:50 pmLHR - TYS
2 stops27h 50mUnited Airlines
Deal found 5/14$680
This KLM deal was found by Cheapflights users on 5/14. 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.
mié. 10/16:10 pmTYS - LHR
1 stop12h 00mKLM
jue. 10/99:20 amLHR - TYS
1 stop12h 57mKLM
Deal found 5/14$691
This Virgin Atlantic deal was found by Cheapflights users on 5/14. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/112:00 pmTYS - LHR
2 stops13h 45mVirgin Atlantic
jue. 10/911:45 amLHR - TYS
1 stop14h 47mVirgin Atlantic
Deal found 5/14$696
This Justfly.com deal was found by Cheapflights users on 5/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/36:10 pmTYS - LHR
2 stops19h 20mScandinavian Airlines
lun. 11/176:40 amLHR - TYS
2 stops22h 06mScandinavian Airlines
Deal found 5/12$704
This CheapOair deal was found by Cheapflights users on 5/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/155:45 amTYS - LHR
2 stops19h 45mAir Canada
mar. 8/262:05 pmLHR - TYS
2 stops29h 35mAir Canada
Deal found 5/13$720
This Expedia deal was found by Cheapflights users on 5/13. 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.
vie. 10/107:25 pmTYS - LHR
2 stops16h 40mLufthansa
lun. 10/138:25 pmLHR - TYS
2 stops31h 10mLufthansa
Deal found 5/13$759
This Delta deal was found by Cheapflights users on 5/13. 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.
jue. 9/44:00 pmTYS - LHR
2 stops14h 25mDelta
lun. 12/2212:10 pmLHR - TYS
2 stops16h 44mDelta
Deal found 5/13$797
This United Airlines deal was found by Cheapflights users on 5/13. 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.
jue. 10/97:25 pmTYS - LCY
2 stops16h 00mMultiple Airlines
lun. 10/138:45 amLCY - TYS
2 stops19h 34mMultiple Airlines
Deal found 5/13$829
This Expedia deal was found by Cheapflights users on 5/13. 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.
dom. 8/249:55 amTYS - LCY
2 stops17h 15mLufthansa
vie. 9/58:55 amLCY - TYS
2 stops20h 02mLufthansa
Deal found 5/13$872

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 mayo 14, 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

vie. 10/10

7:15 am-6:20 am

1 stop18h 05m

London Gatwick

mar. 10/14

7:25 am-11:55 am

3 stops33h 30m

$646

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

dom. 8/24

5:45 am-6:35 am

2 stops19h 50m

London Heathrow

vie. 9/5

9:00 am-11:57 pm

2 stops19h 57m

$649

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

mar. 9/30

1:54 pm-10:55 am

1 stop16h 01m

London Heathrow

mar. 10/14

7:45 am-8:40 pm

2 stops17h 55m

$671

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

dom. 8/31

7:25 pm-6:55 am

1 stop30h 30m

London Heathrow

mar. 9/16

3:50 pm-2:40 pm

2 stops27h 50m

$680

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

mié. 10/1

6:10 pm-11:10 am

1 stop12h 00m

London Heathrow

jue. 10/9

9:20 am-5:17 pm

1 stop12h 57m

$691

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

mié. 10/1

12:00 pm-6:45 am

2 stops13h 45m

London Heathrow

jue. 10/9

11:45 am-9:32 pm

1 stop14h 47m

$696

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

lun. 11/3

6:10 pm-6:30 pm

2 stops19h 20m

London Heathrow

lun. 11/17

6:40 am-11:46 pm

2 stops22h 06m

$704

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

vie. 8/15

5:45 am-6:30 am

2 stops19h 45m

London Heathrow

mar. 8/26

2:05 pm-2:40 pm

2 stops29h 35m

$720

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

vie. 10/10

7:25 pm-5:05 pm

2 stops16h 40m

London Heathrow

lun. 10/13

8:25 pm-10:35 pm

2 stops31h 10m

$759

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

vie. 10/3

7:30 am-8:55 am

1 stop20h 25m

London Heathrow

sáb. 10/11

12:25 pm-10:59 pm

1 stop15h 34m

$793

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

Showing 1-10 of 24 results
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Compare providers for flights from Knoxville to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to London in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-London flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Knoxville-London flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Knoxville-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-London flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 May 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 $1,100). 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 mayo 14, 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 mayo 14, 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
7,946 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
1,343 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
8,730 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
643 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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
1,360 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Comfort

7.9

Boarding

8.2

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?

    British Airways, at $671, was found to be the cheapest airline from Knoxville to London.Alternate airlines to your destination round-trip include United Airlines and KLM. These flights start at 28% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as $303. Users have also found prices from $447 and $564 on Air Canada and United Airlines, respectively.

  • 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 $1,100). 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
Wembley
Dover
Gatwick
Orpington
Watford
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Chelmsford
Sutton
Brentwood
Chichester

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Alternative routes for Knoxville to London

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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 mayo 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$580Average$780FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$661Average$875FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$676Average$948FlexibilityNo cancel feeOn-time69%
DeltaCheapest$693Average$1,211FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$768Average$1,110FlexibilityNo cancel feeOn-time72%

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