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Knoxville

$344+ Cheap flights from the United Kingdom to Knoxville (TYS)

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — TYS
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from United Kingdom to Knoxville

Cheapest flights from United Kingdom to Knoxville
Explore the most affordable flight options available from United Kingdom to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/232:00 pm
LGW
-
TYS
1 stop31h 24m
Multiple Airlines
Mon 3/212:55 pm
TYS
-
LGW
1 stop16h 05m
Multiple Airlines
Deal found 1/26$633
This Expedia deal was found by Cheapflights users on 1/24. 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.
Fri 2/208:30 am
LHR
-
TYS
2 stops15h 59m
Lufthansa
Sat 2/281:50 pm
TYS
-
LHR
1 stop11h 05m
Lufthansa
Deal found 1/24$670
This Cheapflightsfares deal was found by Cheapflights users on 1/24. 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.
Sat 2/217:30 am
LHR
-
TYS
2 stops16h 59m
Lufthansa
Sat 2/281:50 pm
TYS
-
LHR
1 stop11h 05m
Lufthansa
Deal found 1/24$682
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/209:00 am
LHR
-
TYS
2 stops16h 37m
United Airlines
Sat 2/2811:41 am
TYS
-
LHR
2 stops15h 14m
United Airlines
Deal found 1/24$685
This TravelUp deal was found by Cheapflights users on 1/26. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/238:30 am
LHR
-
TYS
2 stops17h 07m
Lufthansa
Mon 3/21:50 pm
TYS
-
LHR
1 stop13h 05m
Lufthansa
Deal found 1/26$688
This United Airlines deal was found by Cheapflights users on 1/23. 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.
Thu 2/196:35 am
LHR
-
TYS
2 stops17h 54m
United Airlines
Mon 2/2310:55 am
TYS
-
LHR
2 stops14h 45m
United Airlines
Deal found 1/23$690
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Mon 3/97:30 am
LHR
-
TYS
2 stops15h 59m
United Airlines
Sun 3/155:43 pm
TYS
-
LHR
1 stop13h 32m
United Airlines
Deal found 1/24$691
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/206:50 am
LHR
-
TYS
2 stops15h 02m
United Airlines
Sun 3/15:27 pm
TYS
-
LHR
1 stop12h 48m
United Airlines
Deal found 1/24$692
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/712:05 pm
LHR
-
TYS
1 stop12h 24m
Lufthansa
Sat 3/147:25 pm
TYS
-
LHR
1 stop11h 25m
Lufthansa
Deal found 1/26$699
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/32:00 pm
LGW
-
TYS
1 stop32h 30m
Multiple Airlines
Mon 5/111:15 pm
TYS
-
LGW
1 stop15h 45m
Multiple Airlines
Deal found 1/25$702
This Iberia deal was found by Cheapflights users on 1/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:50 am
LCY
-
TYS
2 stops17h 34m
Iberia
Wed 3/184:02 pm
TYS
-
LCY
2 stops18h 03m
Iberia
Deal found 1/25$759
This oojo deal was found by Cheapflights users on 1/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:15 pm
LCY
-
TYS
2 stops27h 24m
British Airways
Tue 4/212:49 pm
TYS
-
LCY
2 stops19h 01m
British Airways
Deal found 1/24$784

Find flight deals from United Kingdom to Knoxville

Keep the following information in mind while searching for United Kingdom to Knoxville flight deals. Data was last updated January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$682
(Cheapflightsfares)

One-way from

$344
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$759
Provider with most accurate pricing for London (LON)-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Knoxville McGhee Tyson flights.
Search Deals
From United Kingdom to Knoxville McGhee Tyson
Search Deals
One-way flight from United Kingdom to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from United Kingdom to Knoxville 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 January 26, 2026.
Use the filters below to find and compare flights from the United Kingdom to Knoxville that are best for you.

Fly from

United Kingdom

Fly to

Knoxville

Route

Depart

Return

Price

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Mon 2/23

2:00 pm-4:24 pm

1 stop31h 24m

Knoxville McGhee Tyson

Mon 3/2

12:55 pm-10:00 am

1 stop16h 05m

$633

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 2/20

8:30 am-7:29 pm

2 stops15h 59m

Knoxville McGhee Tyson

Sat 2/28

1:50 pm-5:55 am

1 stop11h 05m

$670

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sat 2/21

7:30 am-7:29 pm

2 stops16h 59m

Knoxville McGhee Tyson

Sat 2/28

1:50 pm-5:55 am

1 stop11h 05m

$682

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 2/20

9:00 am-8:37 pm

2 stops16h 37m

Knoxville McGhee Tyson

Fri 3/6

10:55 am-6:40 am

2 stops38h 45m

$685

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Fri 2/20

9:00 am-8:37 pm

2 stops16h 37m

Knoxville McGhee Tyson

Sat 2/28

11:41 am-7:55 am

2 stops15h 14m

$685

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 2/23

8:30 am-8:37 pm

2 stops17h 07m

Knoxville McGhee Tyson

Mon 3/2

1:50 pm-7:55 am

1 stop13h 05m

$688

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Thu 2/19

6:35 am-7:29 pm

2 stops17h 54m

Knoxville McGhee Tyson

Mon 2/23

6:45 am-5:55 am

1 stop18h 10m

$690

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 2/23

9:00 am-8:37 pm

2 stops16h 37m

Knoxville McGhee Tyson

Mon 3/2

7:25 pm-10:50 am

1 stop10h 25m

$690

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Sat 3/7

9:00 am-8:48 pm

2 stops16h 48m

Knoxville McGhee Tyson

Sat 3/14

2:21 pm-10:50 am

1 stop16h 29m

$690

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 3/9

7:30 am-7:29 pm

2 stops15h 59m

Knoxville McGhee Tyson

Sun 3/15

5:43 pm-11:15 am

1 stop13h 32m

$691

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 51 results
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Best time to book a flight from United Kingdom to Knoxville

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

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

Currently, April is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of $366). Flying from United Kingdom to Knoxville in July is currently the most expensive (average of $755). 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.

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated January 26, 2026.
Read reviews from past customers who have flown British Airways from the United Kingdom to Knoxville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,700 reviews

Comfort

6.8

Boarding

6.9

Overall

6.7

Entertainment

6.4

Crew

7.6

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,700 reviews
British Airways
6.7
Okay
7,700 reviews

Comfort

6.8

Boarding

6.9

Overall

6.7

Entertainment

6.4

Crew

7.6

Food

6.4

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Knoxville. 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 into for flights to Knoxville from United Kingdom?

    Knoxville McGhee Tyson (TYS), located 11.3 mi from the city center, is the airport you fly into when you book flights from United Kingdom to Knoxville.

  • How long is the flight from United Kingdom to Knoxville?

    Departing from United Kingdom to Knoxville will take you 15h 59m. The distance from United Kingdom to Knoxville is about 4076 mi. This flight may include one or multiple stops.

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

    Most travelers choose London Heathrow - Knoxville McGhee Tyson, London City - Knoxville McGhee Tyson or Manchester - Knoxville McGhee Tyson when deciding on the best route from United Kingdom to Knoxville.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from United Kingdom to Knoxville (average of $366). Flying from United Kingdom to Knoxville in July is currently the most expensive (average of $755). 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
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy

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Alternative routes for United Kingdom to Knoxville

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Top airline flying from United Kingdom to Knoxville

Discover the top airline that operate flights from United Kingdom to Knoxville. 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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$720Average$1,308FlexibilityNo cancel feeOn-time70%

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