HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$348+ Cheap flights from Greenville (GSP) to London (LON)

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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — LON
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greenville to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Greenville to London

Cheapest flights from Greenville to London
Explore the most affordable flight options available from Greenville to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Fri 7/38:20 am
GSP
-
LGW
1 stop20h 40m
Multiple Airlines
Thu 7/162:00 pm
LGW
-
GSP
1 stop22h 30m
Multiple Airlines
Deal found 6/6$887
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm
GSP
-
LHR
1 stop18h 15m
Delta
Tue 10/69:55 am
LHR
-
GSP
2 stops16h 26m
Delta
Deal found 6/4$905
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Fri 7/38:20 am
GSP
-
LGW
1 stop20h 40m
Multiple Airlines
Wed 7/152:00 pm
LGW
-
GSP
1 stop22h 35m
Multiple Airlines
Deal found 6/4$909
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 10/37:47 pm
GSP
-
LHR
1 stop30h 08m
United Airlines
Thu 10/86:50 am
LHR
-
GSP
2 stops16h 24m
United Airlines
Deal found 6/3$910
This United Airlines deal was found by Cheapflights users on 6/5. 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 10/298:40 am
GSP
-
LHR
1 stop17h 15m
United Airlines
Fri 11/66:50 am
LHR
-
GSP
2 stops15h 10m
United Airlines
Deal found 6/5$913
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:10 am
GSP
-
LHR
1 stop15h 00m
Delta
Mon 10/56:30 am
LHR
-
GSP
2 stops15h 50m
Delta
Deal found 6/2$914
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:00 pm
GSP
-
LGW
2 stops14h 25m
Delta
Tue 10/610:35 am
LGW
-
GSP
2 stops14h 39m
Delta
Deal found 6/7$916
This United Airlines deal was found by Cheapflights users on 6/4. 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 10/86:30 am
GSP
-
LHR
2 stops22h 30m
United Airlines
Wed 10/146:50 am
LHR
-
GSP
2 stops21h 39m
United Airlines
Deal found 6/4$917
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:39 pm
GSP
-
LGW
2 stops17h 01m
American Airlines
Sun 8/3010:45 am
LGW
-
GSP
2 stops17h 42m
American Airlines
Deal found 6/7$920
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Sun 8/165:43 pm
GSP
-
LHR
1 stop13h 12m
United Airlines
Tue 9/16:50 am
LHR
-
GSP
2 stops17h 15m
United Airlines
Deal found 6/6$921
This Delta deal was found by Cheapflights users on 6/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:04 am
GSP
-
LHR
1 stop16h 11m
Delta
Wed 8/266:30 am
LHR
-
GSP
2 stops16h 45m
Delta
Deal found 6/2$922
This Cheapflightsfares deal was found by Cheapflights users on 6/7. 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 8/17:40 pm
GSP
-
LHR
2 stops16h 25m
Lufthansa
Sat 8/227:30 am
LHR
-
GSP
2 stops16h 35m
Lufthansa
Deal found 6/7$924

Find flight deals from Greenville to London

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$758
(Kiwi.com)

One-way from

$457
(oojo)

Popular in

January

Cheapest in

February

Average price

$1,204
Provider with most accurate pricing for Greenville-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greenville-London (LON) flights.
Search Deals
From Greenville to London (LON)
Search Deals
One-way flight from Greenville to London (LON)
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($224 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($104 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Tue 9/29

8:15 am-7:10 am

2 stops17h 55m

London Heathrow

Tue 10/6

8:40 am-8:14 pm

2 stops16h 34m

$909

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Thu 10/8

5:40 am-6:25 am

1 stop19h 45m

London Heathrow

Wed 10/14

9:55 am-9:58 pm

2 stops17h 03m

$914

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Sat 9/5

11:00 am-11:20 am

1 stop19h 20m

London Heathrow

Wed 9/30

8:40 am-9:26 pm

2 stops17h 46m

$914

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Tue 9/15

7:00 am-6:25 am

1 stop18h 25m

London Heathrow

Mon 9/21

9:55 am-11:00 pm

2 stops18h 05m

$914

GreenvilleLondon

GSP - LGW

GSPLGW

Greenville

Tue 9/29

2:00 pm-9:25 am

2 stops14h 25m

London Gatwick

Tue 10/6

10:35 am-8:14 pm

2 stops14h 39m

$916

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Thu 10/1

11:30 am-7:15 am

1 stop14h 45m

London Heathrow

Fri 10/16

6:50 am-2:16 pm

2 stops36h 26m

$919

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Sat 8/1

12:46 pm-7:10 am

1 stop13h 24m

London Heathrow

Sat 8/22

6:30 am-7:05 pm

2 stops17h 35m

$922

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Thu 10/1

8:15 am-7:10 am

2 stops17h 55m

London Heathrow

Mon 10/5

6:30 am-5:20 pm

2 stops15h 50m

$926

GreenvilleLondon

GSP - LGW

GSPLGW

Greenville

Thu 7/2

8:25 am-10:00 am

1 stop20h 35m

London Gatwick

Wed 7/15

2:00 pm-7:35 am

1 stop22h 35m

$928

GreenvilleLondon

GSP - LGW

GSPLGW

Greenville

Sat 8/1

12:46 pm-9:20 am

2 stops15h 34m

London Gatwick

Sat 8/22

10:25 am-10:30 pm

2 stops17h 05m

$933

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 44 resultsSorted by cheapest first
1
2
3
...
5

Compare providers for flights from Greenville to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greenville to London in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Greenville-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-London flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greenville-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Greenville to London

Have a flexible travel schedule? Discover the best time to fly to London from Greenville 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 Greenville to London

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

Currently, September is the cheapest month in which you can book a flight from Greenville to London (average of $540). Flying from Greenville to London in June is currently the most expensive (average of $1,001). 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 to fly round-trip from Greenville to London?

How far ahead should I book a flight from Greenville to London?

To ensure you get the cheapest price possible for a flight from Greenville to London, you should look to book at least 17 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated June 8, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Greenville to London. 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.
Delta
7.9
Good
8,396 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,396 reviews
Delta
7.9
Good
8,396 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,777 reviews
Delta
7.9
Good
8,396 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,649 reviews
Delta
7.9
Good
8,396 reviews

Overall

7.9

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

Related info for your journey

Find useful and relevant information for your journey from Greenville to London. 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 from for flights from Greenville to London?

    Located just 10.4 mi from the city center, Greenville is the airport most travelers will use when flying to London from Greenville. Booking flights from Greenville (GSP) to London should be relatively easy as there are 0 daily outbound flights to London from 4 different airlines.

  • How long is the flight from Greenville to London?

    A quick flight from Greenville to London can take about 17h 15m. Delta provides one of the quickest options available for as low as $1,088. The distance from Greenville to London is about 4067 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Currently priced at $648, American Airlines will fly you from Greenville to London and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and United Airlines - these airlines can fly you to your destination from $649 and $660, respectively. American Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

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

    While some choose either Greenville - London Gatwick or Greenville - London City, Greenville - London Heathrow is the most popular route from Greenville to London.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Greenville to London (average of $540). Flying from Greenville to London in June is currently the most expensive (average of $1,001). 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 London?

Book flights to London if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Stansted

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Greenville to London

Discover the top 4 airlines that operate flights from Greenville to London. 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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$648Average$817FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$649Average$874FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$660Average$1,123FlexibilityNo cancel feeOn-time69%
DeltaCheapest$728Average$987FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.