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$274+ 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — LHR
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 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 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. 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 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 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 American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:25 pmTYS - EDI
2 stops15h 15mAmerican Airlines
Thu 9/185:50 amEDI - TYS
2 stops15h 14mAmerican Airlines
Deal found 6/10$681
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 United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/157:00 amTYS - EDI
2 stops20h 05mUnited Airlines
Fri 8/2911:15 amEDI - TYS
2 stops38h 41mUnited Airlines
Deal found 6/12$699
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.
Fri 8/152:30 pmTYS - EDI
2 stops37h 35mAir Canada
Fri 8/2911:15 amEDI - TYS
2 stops38h 41mAir Canada
Deal found 6/11$700
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 British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:55 amTYS - EDI
1 stop15h 15mBritish Airways
Thu 9/1811:35 amEDI - TYS
1 stop11h 08mBritish Airways
Deal found 6/10$730
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:54 pmTYS - GLA
2 stops15h 56mAmerican Airlines
Sun 12/1410:20 amGLA - TYS
2 stops15h 20mAmerican Airlines
Deal found 6/11$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 June 12, 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 - 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

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Mon 9/1

8:25 pm-4:40 pm

2 stops15h 15m

Edinburgh Turnhouse

Thu 9/18

5:50 am-4:04 pm

2 stops15h 14m

$681

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

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Fri 8/15

7:00 am-8:05 am

2 stops20h 05m

Edinburgh Turnhouse

Fri 8/29

11:15 am-8:56 pm

2 stops38h 41m

$699

KnoxvilleEdinburgh

TYS - EDI

TYSEDI

Knoxville McGhee Tyson

Fri 8/15

2:30 pm-9:05 am

2 stops37h 35m

Edinburgh Turnhouse

Fri 8/29

11:15 am-8:56 pm

2 stops38h 41m

$700

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 40 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 $1,108). 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 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 June 12, 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.

Rainfall in United Kingdom by month

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

In terms of precipitation, rainfall in United Kingdom 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 United Kingdom when rainfall is around 1.6 in.

Temperature in United Kingdom by month

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

If weather is an important factor for your trip to United Kingdom, 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 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 June 12, 2025.
See what other customers who have flown with Delta, KLM and United Airlines from Knoxville to United Kingdom have to say. 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

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

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 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 cheapest airlines to fly from Knoxville to United Kingdom one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $439. However, be on the lookout for offers from United Airlines and British Airways, as they are both options that can get you from Knoxville to United Kingdom for a low price.

  • 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 - London Heathrow, Knoxville McGhee Tyson - Edinburgh Turnhouse 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 $1,108). 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

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Alternative routes for Knoxville to United Kingdom

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$580Average$830FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$631Average$862FlexibilityNo cancel feeOn-time70%
DeltaCheapest$637Average$1,129FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$676Average$1,070FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$715Average$1,181FlexibilityNo cancel feeOn-time72%

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