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$268+ Cheap flights from Knoxville (TYS) to the United Kingdom

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LHR
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from Knoxville to United Kingdom

Keep the following information in mind while searching for Knoxville to United Kingdom flight deals. Data was last updated July 2, 2025.

Round-trip from

$566
(Mytrip)

One-way from

$268
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,143
From Knoxville McGhee Tyson to United Kingdom
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One-way flight from Knoxville McGhee Tyson to United Kingdom
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Highest demand for flights based on searches. 17% potential increase in price ($206 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Knoxville to United Kingdom

Cheapest flights from Knoxville to United Kingdom
Explore the most affordable flight options available from Knoxville to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Mytrip deal was found by Cheapflights users on 6/30. 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 9/112:45 pmTYS - LHR
2 stops29h 10mMultiple Airlines
Sun 9/77:50 pmLHR - TYS
2 stops32h 24mMultiple Airlines
Deal found 6/30$566
This Justfly.com deal was found by Cheapflights users on 7/1. 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.
Tue 7/291:54 pmTYS - LHR
1 stop11h 56mBritish Airways
Tue 8/266:10 amLHR - TYS
2 stops20h 03mBritish Airways
Deal found 7/1$663
This United Airlines deal was found by Cheapflights users on 7/2. 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 8/202:00 pmTYS - LHR
1 stop11h 20mUnited Airlines
Wed 8/272:05 pmLHR - TYS
2 stops31h 55mUnited Airlines
Deal found 7/2$675
This Mytrip deal was found by Cheapflights users on 6/30. 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 9/112:45 pmTYS - LGW
2 stops24h 05mMultiple Airlines
Sun 9/76:40 pmLGW - TYS
2 stops33h 34mMultiple Airlines
Deal found 6/30$681
This Delta deal was found by Cheapflights users on 7/1. 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.
Wed 8/2010:40 amTYS - LHR
2 stops17h 15mDelta
Wed 8/276:15 amLHR - TYS
2 stops17h 07mDelta
Deal found 7/1$695
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Fri 8/155:46 pmTYS - EDI
2 stops34h 19mUnited Airlines
Fri 8/2911:15 amEDI - TYS
2 stops32h 25mUnited Airlines
Deal found 6/30$702
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:26 pmTYS - LHR
2 stops30h 09mAir Canada
Tue 10/78:30 amLHR - TYS
2 stops30h 59mAir Canada
Deal found 7/2$703
This World Air Fares deal was found by Cheapflights users on 7/1. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1511:58 amTYS - EDI
2 stops13h 47mVirgin Atlantic
Fri 8/2210:00 amEDI - TYS
1 stop13h 31mVirgin Atlantic
Deal found 7/1$710
This Delta deal was found by Cheapflights users on 7/2. 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.
Thu 8/1412:25 pmTYS - LGW
2 stops16h 35mDelta
Thu 9/412:00 pmLGW - TYS
2 stops16h 48mDelta
Deal found 7/2$710
This Justfly.com deal was found by Cheapflights users on 7/2. 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.
Tue 12/26:54 pmTYS - GLA
2 stops14h 41mBritish Airways
Sun 12/146:00 amGLA - TYS
2 stops19h 40mBritish Airways
Deal found 7/2$723
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/221:56 pmTYS - EDI
2 stops17h 09mAmerican Airlines
Fri 11/76:05 amEDI - TYS
2 stops16h 34mAmerican Airlines
Deal found 7/1$734
This British Airways deal was found by Cheapflights users on 7/1. 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.
Fri 8/155:27 pmTYS - EDI
2 stops15h 38mBritish Airways
Fri 8/225:50 amEDI - TYS
2 stops16h 57mBritish Airways
Deal found 7/1$736

Cheapflights Fare Finder

Customize your flight search to find flights from Knoxville to United Kingdom 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 July 2, 2025.
Use the filters below to find and compare flights from Knoxville to the United Kingdom that are best for you.

Fly from

Knoxville

Fly to

United Kingdom

Route

Depart

Return

Price

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Mon 9/1

12:45 pm-10:55 pm

2 stops29h 10m

London Heathrow

Sun 9/7

7:50 pm-11:14 pm

2 stops32h 24m

$566

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 7/29

1:54 pm-6:50 am

1 stop11h 56m

London Heathrow

Tue 8/26

6:10 am-9:13 pm

2 stops20h 03m

$663

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 8/20

2:00 pm-6:20 am

1 stop11h 20m

London Heathrow

Wed 8/27

2:05 pm-5:00 pm

2 stops31h 55m

$675

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 9/1

12:45 pm-5:50 pm

2 stops24h 05m

London Gatwick

Sun 9/7

6:40 pm-11:14 pm

2 stops33h 34m

$681

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 8/20

10:40 am-8:55 am

2 stops17h 15m

London Heathrow

Wed 8/27

6:15 am-6:22 pm

2 stops17h 07m

$695

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Fri 8/15

5:46 pm-9:05 am

2 stops34h 19m

Edinburgh Turnhouse

Fri 8/29

11:15 am-2:40 pm

2 stops32h 25m

$702

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sat 9/27

7:26 pm-6:35 am

2 stops30h 09m

London Heathrow

Tue 10/7

8:30 am-10:29 am

2 stops30h 59m

$703

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Fri 8/15

11:58 am-6:45 am

2 stops13h 47m

Edinburgh Turnhouse

Fri 8/22

10:00 am-6:31 pm

1 stop13h 31m

$710

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Thu 8/14

12:25 pm-10:00 am

2 stops16h 35m

London Gatwick

Thu 9/4

12:00 pm-11:48 pm

2 stops16h 48m

$710

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Wed 10/22

1:56 pm-12:05 pm

2 stops17h 09m

Edinburgh Turnhouse

Fri 11/7

6:05 am-5:39 pm

2 stops16h 34m

$734

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 36 results
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Best time to book a flight from Knoxville to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom 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 the United Kingdom

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

Currently, November is the cheapest month in which you can book a flight from Knoxville to United Kingdom (average of $661). Flying from Knoxville to United Kingdom in June is currently the most expensive (average of $1,098). 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 GB?

Find hourly flight availability from Knoxville to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

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

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated July 2, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Knoxville to the United Kingdom have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
1,366 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
8,861 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
654 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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
1,414 reviews
Delta
8.0
Very good
7,975 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

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 United Kingdom. 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 United Kingdom?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson (TYS) is the airport most travelers will use when flying to United Kingdom from Knoxville.

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

    The most popular flight routes from Knoxville to United Kingdom are Knoxville McGhee Tyson - Edinburgh Turnhouse, Knoxville McGhee Tyson - London Heathrow and Knoxville McGhee Tyson - London Gatwick.

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

    Yes. In addition to deals on Knoxville to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to United Kingdom?

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

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

    Yes. Cheapflights offers flight deals from Knoxville to United Kingdom 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 United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Knoxville to United Kingdom (average of $661). Flying from Knoxville to United Kingdom in June is currently the most expensive (average of $1,098). 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

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Top 5 airlines flying from Knoxville to United Kingdom

Discover the top 5 airlines that operate flights from Knoxville to United Kingdom. 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$580Average$829FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$630Average$853FlexibilityNo cancel feeOn-time70%
DeltaCheapest$674Average$1,071FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$676Average$1,075FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$715Average$1,103FlexibilityNo cancel feeOn-time72%

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