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Cheap flights from Knoxville to London from $380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to London departing on 9/11. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Knoxville to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:29 pm - 10:00 am
TYS
-
LGW
34h 31m
1 stop
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
TYS
34h 05m
1 stop
$609Multiple Airlines
Mon, Aug 17 - Thu, Aug 27
Multiple Airlines Logo
1:33 pm - 10:00 am
TYS
-
LGW
15h 27m
1 stop
Multiple Airlines Logo
2:00 pm - 5:37 pm
LGW
-
TYS
32h 37m
1 stop
$649Multiple Airlines
Sun, Aug 16 - Sun, Aug 23
Multiple Airlines Logo
6:29 pm - 10:00 am
TYS
-
LGW
34h 31m
1 stop
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
TYS
34h 05m
1 stop
$656Multiple Airlines
Mon, Aug 17 - Thu, Aug 27
Multiple Airlines Logo
7:30 am - 10:00 am
TYS
-
LGW
21h 30m
2 stops
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
TYS
34h 05m
1 stop
$657Multiple Airlines
Mon, Aug 17 - Thu, Aug 27
Multiple Airlines Logo
6:29 pm - 10:00 am
TYS
-
LGW
34h 31m
1 stop
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
TYS
34h 05m
1 stop
$666Multiple Airlines
Mon, Aug 17 - Thu, Aug 27
Multiple Airlines Logo
1:33 pm - 10:00 am
TYS
-
LGW
15h 27m
1 stop
Multiple Airlines Logo
2:00 pm - 5:37 pm
LGW
-
TYS
32h 37m
1 stop
$672Multiple Airlines
Sun, Aug 16 - Sun, Aug 23
Multiple Airlines Logo
7:30 am - 10:00 am
TYS
-
LGW
21h 30m
2 stops
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
TYS
34h 05m
1 stop
$681Multiple Airlines
Mon, Aug 17 - Thu, Aug 27
Multiple Airlines Logo
7:30 am - 10:00 am
TYS
-
LGW
21h 30m
2 stops
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
TYS
34h 05m
1 stop
$690Multiple Airlines
Mon, Aug 17 - Thu, Aug 27
Multiple Airlines Logo
9:30 am - 2:40 pm
TYS
-
LGW
24h 10m
2 stops
Multiple Airlines Logo
2:00 pm - 4:43 pm
LGW
-
TYS
31h 43m
1 stop
$697Multiple Airlines
Sat, Sep 19 - Sun, Sep 27
Multiple Airlines Logo
2:51 pm - 10:00 am
TYS
-
LGW
14h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 7:05 pm
LGW
-
TYS
34h 05m
1 stop
$729Multiple Airlines
Fri, Aug 21 - Sun, Aug 23

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Delta flights from Knoxville to London Gatwick Airport

Our best Delta deals on Knoxville to London Gatwick Airport flight tickets
Delta
Jul 12
TYS1:59 pmKnoxville McGhee Tyson
14h 26m
2 stops
LGW9:25 amLondon Gatwick
Jul 18
LGW10:25 amLondon Gatwick
18h 19m
2 stops
TYS11:44 pmKnoxville McGhee Tyson
$1,920
Delta
Jul 17
TYS1:59 pmKnoxville McGhee Tyson
14h 26m
2 stops
LGW9:25 amLondon Gatwick
Aug 2
LGW10:25 amLondon Gatwick
14h 40m
2 stops
TYS8:05 pmKnoxville McGhee Tyson
$2,118
Delta
Jul 12
TYS1:59 pmKnoxville McGhee Tyson
14h 26m
2 stops
LGW9:25 amLondon Gatwick
Jul 18
LGW10:25 amLondon Gatwick
18h 19m
2 stops
TYS11:44 pmKnoxville McGhee Tyson
$2,140

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to London Gatwick Airport 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 July 8, 2026.
Use the filters below to find and compare flights from Knoxville to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 8/17

6:29 pm-10:00 am

1 stop34h 31m

London Gatwick

Thu 8/27

2:00 pm-7:05 pm

1 stop34h 05m

$609
Quickest round-trip

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Sun 8/16

1:33 pm-10:00 am

1 stop15h 27m

London Gatwick

Sun 8/23

2:00 pm-5:37 pm

1 stop32h 37m

$649

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 8/17

6:29 pm-10:00 am

1 stop34h 31m

London Gatwick

Thu 8/27

2:00 pm-7:05 pm

1 stop34h 05m

$656

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 8/17

7:30 am-10:00 am

2 stops21h 30m

London Gatwick

Thu 8/27

2:00 pm-7:05 pm

1 stop34h 05m

$657

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 8/17

6:29 pm-10:00 am

1 stop34h 31m

London Gatwick

Thu 8/27

2:00 pm-7:05 pm

1 stop34h 05m

$666

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Sun 8/16

1:33 pm-10:00 am

1 stop15h 27m

London Gatwick

Sun 8/23

2:00 pm-5:37 pm

1 stop32h 37m

$672

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 8/17

7:30 am-10:00 am

2 stops21h 30m

London Gatwick

Thu 8/27

2:00 pm-7:05 pm

1 stop34h 05m

$681

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Mon 8/17

7:30 am-10:00 am

2 stops21h 30m

London Gatwick

Thu 8/27

2:00 pm-7:05 pm

1 stop34h 05m

$690

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Sat 9/19

9:30 am-2:40 pm

2 stops24h 10m

London Gatwick

Sun 9/27

2:00 pm-4:43 pm

1 stop31h 43m

$697

KnoxvilleLondon

TYS - LGW

TYSLGW

Knoxville McGhee Tyson

Fri 8/21

2:51 pm-10:00 am

1 stop14h 09m

London Gatwick

Sun 8/23

2:00 pm-7:05 pm

1 stop34h 05m

$729

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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When to book flights from Knoxville to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to London Gatwick Airport (TYS to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to London Gatwick Airport

Fastest flight time

14h 26m

Direct flights

None
The fastest flight from Knoxville to London Gatwick Airport takes 14h 26m
There are no direct flights from Knoxville to London Gatwick Airport. There are no popular flight routes from Knoxville to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from Knoxville to London Gatwick Airport

  • How far is Knoxville McGhee Tyson to London Gatwick by plane?

    The distance between Knoxville McGhee Tyson and London Gatwick is about 4084.4 mi. A reasonable flight in good conditions will take 14h 26m.

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

    Prices for flights from Knoxville McGhee Tyson Airport to London Gatwick Airport are updated daily.

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to London Gatwick 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 Knoxville McGhee Tyson Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Knoxville to London Gatwick Airport

  • How do I get Price Alerts for flights from Knoxville to London Gatwick Airport?

    Search flight deals from Knoxville to London Gatwick Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Knoxville to London Gatwick Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Crawley
Wembley
Croydon
Stansted
Harrow
Slough
Watford
Brentwood
Ilford
Cobham
Folkestone
Guildford
Romford
Uxbridge

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Knoxville to London. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Knoxville to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Knoxville to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Knoxville.

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

Yes. momondo can track prices for Knoxville to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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