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$378+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — LHR
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to London Heathrow are usually found in October or February, booked 80 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 July 3, 2025.

Round-trip from

$570
(Delta)

One-way from

$384
(American Airlines)

Popular in

June

Cheapest in

October

Average price

$1,076
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. 19% potential increase in price ($212 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. 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 8/1310:06 amGSP - LHR
1 stop16h 09mDelta
Wed 8/2011:30 amLHR - GSP
2 stops15h 54mDelta
Deal found 7/2$570
This KLM deal was found by Cheapflights users on 7/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1312:14 pmGSP - LHR
1 stop13h 31mKLM
Wed 8/201:05 pmLHR - GSP
1 stop14h 19mKLM
Deal found 7/2$578
This lol.travel deal was found by Cheapflights users on 7/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/185:43 pmGSP - LHR
1 stop15h 42mFinnair
Wed 9/38:20 amLHR - GSP
1 stop19h 10mFinnair
Deal found 7/1$652
This Justfly.com deal was found by Cheapflights users on 7/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:21 pmGSP - LHR
1 stop13h 34mBritish Airways
Thu 9/1110:05 amLHR - GSP
1 stop15h 55mBritish Airways
Deal found 7/2$653
This American Airlines deal was found by Cheapflights users on 7/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:38 pmGSP - LHR
1 stop11h 52mAmerican Airlines
Wed 10/151:30 pmLHR - GSP
1 stop12h 13mAmerican Airlines
Deal found 7/3$664
This Mytrip deal was found by Cheapflights users on 7/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:08 amGSP - LHR
2 stops19h 22mMultiple Airlines
Thu 9/1110:50 amLHR - GSP
2 stops17h 10mMultiple Airlines
Deal found 7/2$674
This Air Canada deal was found by Cheapflights users on 7/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:08 amGSP - LHR
2 stops19h 22mAir Canada
Tue 9/92:05 pmLHR - GSP
2 stops32h 01mAir Canada
Deal found 7/2$675
This United Airlines deal was found by Cheapflights users on 7/1. 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 8/132:52 pmGSP - LHR
1 stop11h 03mUnited Airlines
Wed 8/205:40 pmLHR - GSP
2 stops28h 25mUnited Airlines
Deal found 7/1$676
This Expedia deal was found by Cheapflights users on 7/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:50 pmGSP - LHR
1 stop10h 20mAir France
Wed 9/36:15 amLHR - GSP
2 stops15h 15mAir France
Deal found 7/2$685
This Scandinavian Airlines deal was found by Cheapflights users on 7/2. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/232:33 pmGSP - LHR
2 stops22h 07mScandinavian Airlines
Tue 9/309:05 pmLHR - GSP
3 stops29h 02mScandinavian Airlines
Deal found 7/2$718
This Lufthansa deal was found by Cheapflights users on 7/3. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/192:51 pmGSP - LHR
2 stops24h 54mLufthansa
Thu 9/185:50 pmLHR - GSP
2 stops54h 02mLufthansa
Deal found 7/3$722

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 July 3, 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 8/13

10:06 am-7:15 am

1 stop16h 09m

London Heathrow

Wed 8/20

11:30 am-10:24 pm

2 stops15h 54m

$570

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 8/13

12:14 pm-6:45 am

1 stop13h 31m

London Heathrow

Wed 8/20

1:05 pm-10:24 pm

1 stop14h 19m

$578

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Mon 8/18

5:43 pm-2:25 pm

1 stop15h 42m

London Heathrow

Wed 9/3

8:20 am-10:30 pm

1 stop19h 10m

$652

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 8/27

1:21 pm-7:55 am

1 stop13h 34m

London Heathrow

Tue 9/9

10:05 am-5:52 pm

1 stop12h 47m

$653

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 10/1

7:38 pm-12:30 pm

1 stop11h 52m

London Heathrow

Wed 10/15

1:30 pm-8:43 pm

1 stop12h 13m

$664

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 8/27

6:08 am-6:30 am

2 stops19h 22m

London Heathrow

Thu 9/11

10:50 am-11:00 pm

2 stops17h 10m

$674

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 8/27

6:08 am-6:30 am

2 stops19h 22m

London Heathrow

Tue 9/9

2:05 pm-5:06 pm

2 stops32h 01m

$675

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Wed 8/13

2:52 pm-6:55 am

1 stop11h 03m

London Heathrow

Wed 8/20

5:40 pm-5:05 pm

2 stops28h 25m

$676

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Mon 8/18

7:50 pm-11:10 am

1 stop10h 20m

London Heathrow

Wed 9/3

6:15 am-4:30 pm

2 stops15h 15m

$685

GreenvilleLondon

GSP - LHR

GSPLHR

Greenville

Tue 9/23

2:33 pm-5:40 pm

2 stops22h 07m

London Heathrow

Tue 9/30

9:05 pm-9:07 pm

3 stops29h 02m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 16 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 June 27, 2025.

Booking 79 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 $1,098). 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 July 3, 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.

How much does it cost to fly round-trip from Greenville to London Heathrow Airport?

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 July 3, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Finnair 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
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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!
Finnair
7.6
Good
1,306 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

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 $570. Other airlines that can offer you cheap pricing are KLM, from $578, and Finnair, from $652. These flights start at 35% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Greenville to London Heathrow Airport one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $384. Users have also found prices from $436 and $486 on Finnair and Air Canada, respectively.

  • 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 $1,098). 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 Greenville?

Book flights to Greenville if you plan to visit one of these locations
Hounslow
Hayes
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Canterbury
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Dover
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Gatwick
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Watford
Northampton
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Alternative routes for Greenville to Heathrow

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$626Average$893FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$633Average$1,066FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$648Average$897FlexibilityNo cancel feeOn-time71%
DeltaCheapest$707Average$943FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$729Average$905FlexibilityNo cancel feeOn-time69%

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