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$395+ Cheap flights from Greenville (GSP) to Heathrow (LHR)

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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — LHR
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to London Heathrow are usually found in August or October, booked 3 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Greenville to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Heathrow (LHR). 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 August 14, 2025.

Round-trip from

$606
(Cheapflightsfares)

One-way from

$395
(Flightnetwork)

Popular in

June

Cheapest in

August

Average price

$720
From Greenville to London Heathrow
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One-way flight from Greenville to London Heathrow
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Highest demand for flights based on searches. 21% potential increase in price ($234 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Greenville to Heathrow

Cheapest flights from Greenville to Heathrow
Explore the most affordable flight options available from Greenville to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/13. 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.
Wed 10/16:05 amGSP - LHR
2 stops22h 30mAir Canada
Fri 10/175:40 pmLHR - GSP
2 stops28h 13mAir Canada
Deal found 8/13$606
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 8/2712:34 pmGSP - LHR
1 stop18h 11mUnited Airlines
Tue 9/92:05 pmLHR - GSP
2 stops32h 01mUnited Airlines
Deal found 8/14$628
This Delta deal was found by Cheapflights users on 8/14. 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 10/110:03 amGSP - LHR
1 stop16h 12mDelta
Wed 10/1511:30 amLHR - GSP
2 stops17h 24mDelta
Deal found 8/14$632
This Delta deal was found by Cheapflights users on 8/13. 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 10/12:33 pmGSP - LHR
1 stop11h 42mDelta
Fri 10/1711:45 amLHR - GSP
2 stops17h 09mDelta
Deal found 8/13$633
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 10/18:01 amGSP - LHR
2 stops17h 29mUnited Airlines
Wed 10/153:50 pmLHR - GSP
2 stops27h 21mUnited Airlines
Deal found 8/13$634
This Delta deal was found by Cheapflights users on 8/14. 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 9/92:15 pmGSP - LHR
2 stops14h 45mDelta
Thu 9/1811:30 amLHR - GSP
2 stops17h 22mDelta
Deal found 8/14$637
This Netflights deal was found by Cheapflights users on 8/13. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:04 pmGSP - LHR
1 stop18h 26mVirgin Atlantic
Sat 10/411:20 amLHR - GSP
1 stop17h 14mVirgin Atlantic
Deal found 8/13$641
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 12/109:19 amGSP - LHR
2 stops16h 51mUnited Airlines
Fri 1/99:10 amLHR - GSP
2 stops17h 01mUnited Airlines
Deal found 8/13$643

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to Heathrow 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 August 14, 2025.
Use the filters below to find and compare flights from Greenville to London Heathrow Airport that are best for you.

Fly from

Greenville

Fly to

Heathrow

Route

Depart

Return

Price

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 10/1

6:05 am-9:35 am

2 stops22h 30m

London Heathrow

Fri 10/17

5:40 pm-4:53 pm

2 stops28h 13m

$606

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Sat 9/13

4:36 pm-6:30 am

2 stops32h 54m

London Heathrow

Wed 10/1

2:05 pm-5:03 pm

2 stops31h 58m

$628

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 10/1

8:01 am-6:30 am

2 stops17h 29m

London Heathrow

Wed 10/15

2:05 pm-11:15 pm

2 stops38h 10m

$628

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 8/27

5:34 pm-11:45 am

1 stop13h 11m

London Heathrow

Tue 9/9

2:05 pm-2:16 pm

2 stops29h 11m

$628

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Tue 10/14

8:01 am-6:30 am

2 stops17h 29m

London Heathrow

Fri 10/31

1:25 pm-11:56 pm

2 stops38h 31m

$628

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 10/1

2:33 pm-7:15 am

1 stop11h 42m

London Heathrow

Wed 10/15

11:30 am-11:54 pm

2 stops17h 24m

$632

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 12/10

5:05 pm-9:00 am

1 stop10h 55m

London Heathrow

Fri 1/9

8:55 am-6:49 pm

1 stop14h 54m

$632

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Tue 10/14

11:04 am-6:45 am

1 stop14h 41m

London Heathrow

Fri 10/31

6:20 am-5:41 pm

2 stops15h 21m

$632

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Sun 9/28

8:01 am-6:30 am

2 stops17h 29m

$395

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 8/20

9:35 am-6:55 am

2 stops16h 20m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 18 results
1
2

Best time to book a flight from Greenville to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Greenville to Heathrow. Price data was last updated on August 8, 2025.

Booking 3 days in advance of your planned departure date is, on average, the best time to get cheap flights from Greenville to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Greenville to London Heathrow Airport (average of $661). Flying from Greenville to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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.

What is the cheapest time of day to fly from GSP to LHR?

Find hourly flight availability from Greenville to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

It’s optimal to fly from Greenville to London Heathrow Airport at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Greenville to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Greenville to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Greenville to London Heathrow Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated August 14, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and Virgin Atlantic from Greenville to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
657 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,266 reviews
Delta
8.0
Very good
7,980 reviews

Overall

8.0

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    If you book a flight to London Heathrow from Greenville, you will be flying from Greenville, which is the city’s only airport. Greenville (GSP) is located 10.4 mi from the center of Greenville. There are 0 flights from Greenville to London Heathrow per day from 5 different airlines.

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

    Cheapflights users have booked flights from Greenville to London Heathrow Airport round-trip from $633. Other airlines that can offer you cheap pricing are American Airlines, from $687, and United Airlines, from $700. These flights start at 27% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Greenville to Heathrow 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 Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Greenville to London Heathrow Airport (average of $661). Flying from Greenville to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dartford
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Chelmsford
Southend-on-Sea
Folkestone
Chichester
Swindon

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.

Alternative routes for Greenville to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Greenville to Heathrow

Discover the top 5 airlines that operate flights from Greenville to Heathrow. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$633Average$1,200FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$687Average$882FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$700Average$813FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$717Average$977FlexibilityNo cancel feeOn-time70%
DeltaCheapest$750Average$854FlexibilityNo cancel feeOn-timeN/A

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