Cheap flights from Atlanta to London from £275

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to London departing on 3/10. 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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Cheap return flights

American Airlines Logo
08:50 - 06:35ATL-LGW
16h 45m2 stops
American Airlines Logo
10:40 - 23:41LGW-ATL
18h 01m2 stops
£364American Airlines
Find Deal
Wed, 1 Oct - Tue, 7 Oct
 Logo
13:42 - 10:00ATL-LGW
15h 18m1 stop
 Logo
14:00 - 12:47LGW-ATL
27h 47m1 stop
Thu, 22 Jan - Mon, 9 Feb
 Logo
07:52 - 06:00ATL-LGW
18h 08m1 stop
 Logo
13:00 - 09:08LGW-ATL
25h 08m1 stop
Mon, 27 Oct - Tue, 11 Nov
 Logo
09:14 - 06:00ATL-LGW
16h 46m1 stop
 Logo
13:00 - 09:08LGW-ATL
25h 08m1 stop
Tue, 28 Oct - Mon, 10 Nov
 Logo
07:00 - 06:00ATL-LGW
18h 00m1 stop
 Logo
13:00 - 23:20LGW-ATL
15h 20m1 stop
Wed, 3 Dec - Tue, 20 Jan
 Logo
06:45 - 06:00ATL-LGW
18h 15m1 stop
 Logo
13:00 - 23:37LGW-ATL
15h 37m1 stop
Mon, 26 Jan - Sun, 8 Feb
 Logo
22:14 - 06:00ATL-LGW
26h 46m1 stop
 Logo
13:00 - 09:02LGW-ATL
25h 02m1 stop
Thu, 13 Nov - Tue, 18 Nov
SWISS Logo
13:15 - 17:50ATL-LGW
23h 35m2 stops
SWISS Logo
18:40 - 21:15LGW-ATL
31h 35m2 stops
£394SWISS
Find Deal
Mon, 12 Jan - Thu, 22 Jan
SWISS Logo
15:40 - 17:50ATL-LGW
21h 10m2 stops
SWISS Logo
18:40 - 21:15LGW-ATL
31h 35m2 stops
£397SWISS
Find Deal
Mon, 2 Feb - Mon, 9 Feb
SWISS Logo
13:26 - 17:50ATL-LGW
23h 24m2 stops
SWISS Logo
18:40 - 21:33LGW-ATL
31h 53m2 stops
£397SWISS
Find Deal
Wed, 12 Nov - Wed, 19 Nov

American Airlines flights from Atlanta to London Gatwick Airport

Our best American Airlines deals on Atlanta to London Gatwick Airport flight tickets
American Airlines
1 Oct
ATL08:50Atlanta Hartsfield-Jackson
16h 45m
2 stops
LGW06:35London Gatwick
7 Oct
LGW10:40London Gatwick
18h 01m
2 stops
ATL23:41Atlanta Hartsfield-Jackson
American Airlines
24 Sept
ATL11:24Atlanta Hartsfield-Jackson
18h 16m
2 stops
LGW10:40London Gatwick
6 Oct
LGW15:05London Gatwick
22h 12m
2 stops
ATL08:17Atlanta Hartsfield-Jackson

SWISS flights from Atlanta to London Gatwick Airport

Our best SWISS deals on Atlanta to London Gatwick Airport flight tickets
SWISS
12 Jan
ATL13:15Atlanta Hartsfield-Jackson
23h 35m
2 stops
LGW17:50London Gatwick
22 Jan
LGW18:40London Gatwick
31h 35m
2 stops
ATL21:15Atlanta Hartsfield-Jackson
SWISS
2 Feb
ATL15:40Atlanta Hartsfield-Jackson
21h 10m
2 stops
LGW17:50London Gatwick
9 Feb
LGW18:40London Gatwick
31h 35m
2 stops
ATL21:15Atlanta Hartsfield-Jackson
SWISS
12 Nov
ATL13:26Atlanta Hartsfield-Jackson
23h 24m
2 stops
LGW17:50London Gatwick
19 Nov
LGW18:40London Gatwick
31h 53m
2 stops
ATL21:33Atlanta Hartsfield-Jackson

momondo Fare Finder

 
Customise your flight search to find flights from Atlanta 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 279,928 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Atlanta to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Wed 1/10

08:50-06:35

2 stops16h 45m

London Gatwick

Tue 7/10

10:40-23:41

2 stops18h 01m

£364

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Thu 22/1

13:42-10:00

1 stop15h 18m

London Gatwick

Mon 9/2

14:00-12:47

1 stop27h 47m

£366

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Mon 27/10

07:52-06:00

1 stop18h 08m

London Gatwick

Tue 11/11

13:00-09:08

1 stop25h 08m

£366

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Tue 28/10

09:14-06:00

1 stop16h 46m

London Gatwick

Mon 10/11

13:00-09:08

1 stop25h 08m

£368

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Wed 3/12

07:00-06:00

1 stop18h 00m

London Gatwick

Tue 20/1

13:00-23:20

1 stop15h 20m

£369

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Mon 26/1

06:45-06:00

1 stop18h 15m

London Gatwick

Sun 8/2

13:00-23:37

1 stop15h 37m

£372

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Thu 13/11

22:14-06:00

1 stop26h 46m

London Gatwick

Tue 18/11

13:00-09:02

1 stop25h 02m

£372

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Mon 12/1

13:15-17:50

2 stops23h 35m

London Gatwick

Thu 22/1

18:40-21:15

2 stops31h 35m

£394

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Mon 2/2

15:40-17:50

2 stops21h 10m

London Gatwick

Mon 9/2

18:40-21:15

2 stops31h 35m

£397

AtlantaLondon

ATL - LGW

ATLLGW

Atlanta Hartsfield-Jackson

Wed 12/11

13:26-17:50

2 stops23h 24m

London Gatwick

Wed 19/11

18:40-21:33

2 stops31h 53m

£397

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Atlanta to London Gatwick Airport

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 London Gatwick Airport?

The cheapest month to fly to London Gatwick Airport from Atlanta is in October. Flight prices, which tend to average around £463, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in October, then you should wait until August to fly from Atlanta, when ticket prices are also cheap, with an average price of £478.

What is the cheapest day to depart on your flight to London Gatwick Airport?

According to our data, Monday is the cheapest day to fly to London Gatwick Airport from Atlanta. The lowest ticket price found for a Monday departure recently was £679. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Atlanta to London Gatwick Airport on a Thursday will generally be more expensive and average around £802. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Our data shows that the cheapest Atlanta to London Gatwick Airport flights are usually those with departure times in the morning. Our users have found flights to London Gatwick Airport in the morning for as low as £791. In contrast, the most expensive time of day to depart to London Gatwick Airport is in the afternoon when prices are around £967.

When to book flights from Atlanta to London Gatwick Airport

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

Cheap Atlanta to London Gatwick Airport (ATL to LGW) flight deals and tips

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

Direct flights

None
There are no direct flights from Atlanta to London Gatwick Airport. There are no popular flight routes from Atlanta to London Gatwick Airport.
  • How far is Atlanta Hartsfield-Jackson to London Gatwick by plane?

    A flight from Atlanta Hartsfield-Jackson to London Gatwick will travel around 4209.2 mi. By plane, this route typically takes 11h 59m.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to London Gatwick Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to London Gatwick Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to London Gatwick Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to London Gatwick Airport.

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

    The travel and health documents required for your trip to London Gatwick 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 London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Worthing
Chelmsford
Dover
Hayes
Dartford
Winchester
Hounslow
Stansted

Why use momondo?

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

Finding the right flight to London from Atlanta is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Flights from Atlanta to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Atlanta 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 Atlanta.

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

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

An easier way to manage your London Gatwick Airport trip

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1 adult
Thu 16/10
Thu 23/10

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