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Cheap flights from the United Kingdom to Knoxville from $409

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Knoxville departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United Kingdom to Knoxville

Recent round-trip flight deals from the United Kingdom to Knoxville

Enter your travel dates to find the best prices.
United Airlines Logo
12:05 pm - 7:29 pm
LHR
-
TYS
12h 24m1 stop
United Airlines Logo
1:53 pm - 9:00 am
TYS
-
LHR
14h 07m1 stop
$532United Airlines
Tue, Feb 24 - Tue, Apr 21
Multiple Airlines Logo
2:00 pm - 10:08 am
LGW
-
TYS
49h 08m2 stops
Multiple Airlines Logo
2:06 pm - 10:00 am
TYS
-
LGW
14h 54m1 stop
$667Multiple Airlines
Mon, Feb 9 - Mon, Feb 16
British Airways Logo
10:15 am - 8:56 pm
LHR
-
TYS
15h 41m1 stop
British Airways Logo
4:15 pm - 12:00 pm
TYS
-
LHR
15h 45m1 stop
$694British Airways
Mon, Jan 12 - Wed, Mar 18
British Airways Logo
6:35 am - 10:32 am
LHR
-
TYS
32h 57m2 stops
British Airways Logo
8:23 pm - 12:15 pm
TYS
-
LHR
10h 52m1 stop
$707British Airways
Mon, Apr 13 - Tue, May 12
Delta Logo
5:50 am - 11:09 pm
MAN
-
TYS
22h 19m2 stops
Delta Logo
10:07 am - 10:10 am
TYS
-
MAN
19h 03m2 stops
$847Delta
Mon, Jan 12 - Mon, Feb 2
Virgin Atlantic Logo
1:30 pm - 11:45 pm
MAN
-
TYS
15h 15m1 stop
Virgin Atlantic Logo
2:37 pm - 10:30 am
TYS
-
MAN
14h 53m1 stop
$849Virgin Atlantic
Thu, Jan 8 - Thu, Jan 22
Delta Logo
5:50 am - 11:09 pm
MAN
-
TYS
22h 19m2 stops
Delta Logo
11:58 am - 6:30 am
TYS
-
MAN
13h 32m1 stop
$851Delta
Mon, Jan 12 - Mon, Feb 2
Virgin Atlantic Logo
9:05 am - 11:51 pm
MAN
-
TYS
18h 46m2 stops
Virgin Atlantic Logo
6:38 pm - 10:30 am
TYS
-
MAN
11h 52m1 stop
$861Virgin Atlantic
Tue, Mar 17 - Fri, Mar 27
KLM Logo
1:30 pm - 8:43 pm
MAN
-
TYS
12h 13m1 stop
KLM Logo
11:58 am - 8:20 am
TYS
-
MAN
15h 22m2 stops
$873KLM
Thu, Jan 8 - Thu, Jan 22
KLM Logo
1:45 pm - 11:45 pm
LCY
-
TYS
15h 00m2 stops
KLM Logo
11:58 am - 7:15 am
TYS
-
LCY
14h 17m2 stops
$1,194KLM
Sun, Jan 18 - Thu, Feb 5

United Airlines flights from United Kingdom to Knoxville

Our best United Airlines deals on United Kingdom to Knoxville flight tickets
United Airlines
Feb 24
LHR12:05 pmLondon Heathrow
12h 24m
1 stop
TYS7:29 pmKnoxville McGhee Tyson
Apr 21
TYS1:53 pmKnoxville McGhee Tyson
14h 07m
1 stop
LHR9:00 amLondon Heathrow
$532
Find similar
United Airlines
Feb 10
LHR9:00 amLondon Heathrow
16h 52m
2 stops
TYS8:52 pmKnoxville McGhee Tyson
Feb 17
TYS7:25 pmKnoxville McGhee Tyson
10h 25m
1 stop
LHR10:50 amLondon Heathrow
$681
Find similar
United Airlines
Feb 9
LHR9:00 amLondon Heathrow
16h 52m
2 stops
TYS8:52 pmKnoxville McGhee Tyson
Feb 16
TYS7:25 pmKnoxville McGhee Tyson
30h 15m
1 stop
LHR6:40 amLondon Heathrow
$682
Find similar

British Airways flights from United Kingdom to Knoxville

Our best British Airways deals on United Kingdom to Knoxville flight tickets
British Airways
Feb 24
LHR2:45 pmLondon Heathrow
13h 09m
1 stop
TYS10:54 pmKnoxville McGhee Tyson
Apr 21
TYS3:03 pmKnoxville McGhee Tyson
10h 47m
1 stop
LHR6:50 amLondon Heathrow
$691
Find similar
British Airways
Jan 12
LHR10:15 amLondon Heathrow
15h 41m
1 stop
TYS8:56 pmKnoxville McGhee Tyson
Mar 18
TYS4:15 pmKnoxville McGhee Tyson
15h 45m
1 stop
LHR12:00 pmLondon Heathrow
$694
Find similar
British Airways
Feb 9
LHR11:45 amLondon Heathrow
14h 36m
1 stop
TYS9:21 pmKnoxville McGhee Tyson
Feb 16
TYS5:57 pmKnoxville McGhee Tyson
13h 03m
1 stop
LHR12:00 pmLondon Heathrow
$721
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from the United Kingdom to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 2/24

12:05 pm-7:29 pm

1 stop12h 24m

Knoxville McGhee Tyson

Tue 4/21

1:53 pm-9:00 am

1 stop14h 07m

$532

LondonKnoxville

LGW - TYS

LGWTYS

London Gatwick

Mon 2/9

2:00 pm-10:08 am

2 stops49h 08m

Knoxville McGhee Tyson

Mon 2/16

2:06 pm-10:00 am

1 stop14h 54m

$667

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 1/12

10:15 am-8:56 pm

1 stop15h 41m

Knoxville McGhee Tyson

Wed 3/18

4:15 pm-12:00 pm

1 stop15h 45m

$694

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Mon 4/13

6:35 am-10:32 am

2 stops32h 57m

Knoxville McGhee Tyson

Tue 5/12

8:23 pm-12:15 pm

1 stop10h 52m

$707

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Mon 1/12

5:50 am-11:09 pm

2 stops22h 19m

Knoxville McGhee Tyson

Mon 2/2

10:07 am-10:10 am

2 stops19h 03m

$847

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Thu 1/8

1:30 pm-11:45 pm

1 stop15h 15m

Knoxville McGhee Tyson

Thu 1/22

2:37 pm-10:30 am

1 stop14h 53m

$849

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Mon 1/12

5:50 am-11:09 pm

2 stops22h 19m

Knoxville McGhee Tyson

Mon 2/2

11:58 am-6:30 am

1 stop13h 32m

$851

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Tue 3/17

9:05 am-11:51 pm

2 stops18h 46m

Knoxville McGhee Tyson

Fri 3/27

6:38 pm-10:30 am

1 stop11h 52m

$861

ManchesterKnoxville

MAN - TYS

MANTYS

Manchester

Thu 1/8

1:30 pm-8:43 pm

1 stop12h 13m

Knoxville McGhee Tyson

Thu 1/22

11:58 am-8:20 am

2 stops15h 22m

$873

LondonKnoxville

LCY - TYS

LCYTYS

London City

Sun 1/18

1:45 pm-11:45 pm

2 stops15h 00m

Knoxville McGhee Tyson

Thu 2/5

11:58 am-7:15 am

2 stops14h 17m

$1,194

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Knoxville from

How to get the cheapest flight ticket from United Kingdom to Knoxville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Knoxville?

The month of February is, on average, the cheapest month to fly to Knoxville from United Kingdom, with most prices found around $717. If you aren’t able to travel during the month of February, then book flights to Knoxville from United Kingdom during November instead. Flights to Knoxville in November, while not as cheap as those in February, still average around $775.

What is the cheapest day to depart on your flight to Knoxville?

The cheapest day to depart from United Kingdom to Knoxville is on a Friday. Travelers who choose to depart for Knoxville on a Friday will often find tickets for as low as $824. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Knoxville for around $2,356.

What is the cheapest time of day to depart on your flight to Knoxville?

At noon is the cheapest time of day to fly from United Kingdom to Knoxville when you can find flight prices for as low as $791. Flying to Knoxville at noon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Knoxville is in the morning when prices are around $1,092.

How far in advance should I book a flight to Knoxville?

You are more likely to see cheaper flights to Knoxville from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Knoxville for around $925 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Knoxville from United Kingdom for as low as $708 on momondo.

Can stopping save me money on United Kingdom to Knoxville flights?

You could potentially save up to 8% on your flight if you consider stops on a United Kingdom to Knoxville flight.

Cheap United Kingdom to Knoxville flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Knoxville

Fastest flight time

12h 24m

Direct flights

None
The fastest flight from United Kingdom to Knoxville takes 12h 24m
There are no direct flights from United Kingdom to Knoxville. There are no popular flight routes from United Kingdom to Knoxville.
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Knoxville McGhee Tyson Airport?

    Prices for flights from United Kingdom to Knoxville McGhee Tyson Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United Kingdom to Knoxville McGhee Tyson Airport?

  • How old do you have to be to fly from United Kingdom to Knoxville McGhee Tyson Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United Kingdom to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The travel and health documents required for your trip to Knoxville McGhee Tyson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Knoxville McGhee Tyson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from United Kingdom to Knoxville

Compare and see reviews for airlines that fly from United Kingdom to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $720Free CancellationRating
6.7
7,616 reviews
Search British Airways flights

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Pigeon Forge
Gatlinburg
Cherokee
Bryson City
Morristown
Corbin
Maryville
Crossville
Murphy
Alcoa
Oak Ridge
Newport
Lenoir City
Kodak
Dandridge
Jefferson City
Clinton
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Knoxville?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Knoxville from United Kingdom.

Can I find flights from United Kingdom to Knoxville with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Knoxville from United Kingdom with this policy.

How can momondo help me find flights from United Kingdom to Knoxville?

Once all potential United Kingdom to Knoxville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from United Kingdom to Knoxville right now. Can momondo alert me if prices change?

If you are not ready to book a flight from United Kingdom to Knoxville now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Knoxville and let you know when they change.

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