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Cheap flights from London to Knoxville from £348

LON — TYS
18 Nov — 25 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Knoxville

Enter your travel dates to find the best prices.

Cheapest flights from London to Knoxville

Tue 3/1112:10 -
2 stops15h 41m
Thu 19/1107:39 -
2 stops19h 26m
Deal found 15/10£560
Sun 22/1120:45 -
2 stops27h 07m
Tue 1/1211:34 -
2 stops15h 31m
Deal found 15/10£603
Sun 29/1117:45 -
2 stops35h 02m
Sun 6/1217:13 -
2 stops34h 52m
Deal found 15/10£615
Sat 31/1008:50 -
2 stops19h 09m
Thu 5/1111:33 -
2 stops16h 32m
Deal found 15/10£631
Fri 13/1113:10 -
1 stop27h 29m
Sun 6/1208:30 -
1 stop19h 45m
Deal found 15/10£638
Wed 4/1106:20 -
2 stops20h 42m
Thu 12/1114:40 -
1 stop10h 45m
Deal found 18/10£681
Tue 3/1110:25 -
1 stop15h 29m
Sun 8/1117:40 -
1 stop33h 15m
Deal found 16/10£696
Wed 4/1116:20 -
1 stop12h 39m
Thu 12/1116:30 -
1 stop12h 55m
Deal found 17/10£700
Tue 17/1109:00 -
2 stops19h 59m
Tue 24/1106:45 -
1 stop20h 10m
Deal found 18/10£704
Tue 17/1109:00 -
2 stops19h 59m
Wed 2/1210:57 -
1 stop13h 58m
Deal found 16/10£706
Fri 13/1111:55 -
2 stops28h 44m
Sun 6/1208:00 -
1 stop19h 15m
Deal found 15/10£768
Tue 3/1110:00 -
2 stops17h 02m
Sun 8/1118:23 -
2 stops16h 22m
Deal found 16/10£811

Find flight deals from London to Knoxville

Round-trip from

£560

One-way from

£348

Popular in

August

Cheapest in

April

Average price

£776
Aer Lingus
  • Aer Lingus
  • 3/11-19/11
  • 4 total stops
  • 35h 07m total
  • London to Knoxville
Search Deals
11/12-31/12
  • 11/12-31/12
  • 3 total stops
  • 36h 03m total
  • London to Knoxville
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£70 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from London to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Fri 11/12

08:05-15:08

3 stops36h 03m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£348

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Tue 10/11

14:50-11:38

3 stops49h 48m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£363

LondonKnoxville

LGW London Gatwick - TYS Knoxville McGhee Tyson

LGWTYS

London Gatwick

Mon 14/12

10:10-14:00

3 stops56h 50m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£390

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Mon 14/12

20:50-14:00

3 stops46h 10m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£398

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Fri 11/12

13:40-15:08

2 stops30h 28m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£399

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Mon 14/12

07:50-23:26

2 stops20h 36m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£418

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Mon 14/12

06:15-23:26

2 stops22h 11m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£489

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Fri 11/12

10:35-20:58

1 stop15h 23m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£525

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Mon 2/11

19:30-13:58

3 stops47h 28m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£531

LondonKnoxville

LHR London Heathrow - TYS Knoxville McGhee Tyson

LHRTYS

London Heathrow

Tue 10/11

21:35-08:05

2 stops39h 30m

Knoxville McGhee Tyson

Wed 31/12

00:00-06:00

Nonstop0h 00m

£556

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from London to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from London with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London to Knoxville

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

Currently, October is the cheapest month in which you can book a flight from London to Knoxville (average of £699). Flying from London to Knoxville in March is currently the most expensive (average of £953). 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.

How much does it cost for a return flight from London to Knoxville?

Airfare is below average for this route at the moment.
London to Knoxville flights typically cost between £717 and £872 in November.
The cheapest return price found within the last 5 days was £560 on Aer Lingus (3 Nov–19 Nov).

What’s the top stopover airport for flights from London to Knoxville?

Atlanta (ATL) – chosen by Cheapflights users on 34% of one-stop itineraries from London to Knoxville on Cheapflights.

What’s the cheapest stopover airport for flights from London to Knoxville?

Houston (IAH) is the most affordable one-stop option, with an average return flight price of £635.

What’s the fastest stopover option from London to Knoxville?

Flights via Charlotte (CLT) have the shortest average one-way travel time for one-stop routes: 11h 54m.

Which airport typically offers the quickest stopover for flights from London to Knoxville?

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 15m.

Reviews of airlines servicing Knoxville

Read through reviews of airlines operating flights from London to Knoxville, such as Virgin Atlantic,United Airlines, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Boarding

7.7

Food

6.9

Overall

7.5

Comfort

7.3

Crew

8.1

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
696 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Boarding

7.7

Food

6.9

Overall

7.5

Comfort

7.3

Crew

8.1

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.3
Good
10,389 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Boarding

7.7

Food

6.9

Overall

7.5

Comfort

7.3

Crew

8.1

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,282 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Boarding

7.7

Food

6.9

Overall

7.5

Comfort

7.3

Crew

8.1

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,266 reviews
Virgin Atlantic
7.5
Good
696 reviews
Check prices

Boarding

7.7

Food

6.9

Overall

7.5

Comfort

7.3

Crew

8.1

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

  • What airport do you fly into for flights to Knoxville from London?

    If you book a flight to Knoxville from London, you will be flying to McGhee Tyson, which is the city’s only airport. Knoxville McGhee Tyson (TYS) is located 11.3 mi from the center of Knoxville. There are 0 flights from London to McGhee Tyson per day from 4 different airlines.

  • How long is the flight from London to Knoxville?

    There are many flights that can get you from London to Knoxville in 17h 02m. Fly via United Airlines, Air France, or Delta to get the fastest option. Airlines will cover a distance of 4095 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Flying on Virgin Atlantic is currently your cheapest option to Knoxville, with prices starting at £373. Additional return tickets that might be worth considering are offered by British Airways and United Airlines, with the lowest prices starting at £557 and £603, respectively. Virgin Atlantic is currently priced 56% below the average price you’ll pay for this route.

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

    The most popular flight routes from London to Knoxville are London Heathrow - Knoxville McGhee Tyson, London City - Knoxville McGhee Tyson and London Gatwick - Knoxville McGhee Tyson.

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

    Yes. In addition to deals on London to Knoxville flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Knoxville?

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

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

    Yes. Cheapflights offers flight deals from London 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 London to Knoxville?

    Currently, October is the cheapest month in which you can book a flight from London to Knoxville (average of £699). Flying from London to Knoxville in March is currently the most expensive (average of £953). 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

Travelling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from London to Knoxville

AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£373Average£837FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£557Average£779FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£603Average£825FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£690Average£843FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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Why should you use Cheapflights to find cheap flight tickets from London to Knoxville?

Cheapflights helps you find that perfect flight to Knoxville from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from London to Knoxville with no change fees?

Yes, we can. To see specific flights from London to Knoxville with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights from London to Knoxville on Cheapflights with our Price Alert feature and get notified when better prices are available.

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