HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Keflavik Intl

$624+ Cheap flights from Greenville (GSP) to Keflavik Intl (KEF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — KEF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Greenville to Keflavik Intl 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 Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Keflavik Intl (KEF). 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 12, 2025.

Round-trip from

$624
(Delta)
From Greenville to Reykjavik Keflavik Intl
Search Deals

Find flight deals from Greenville to Keflavik Intl

Cheapest flights from Greenville to Keflavik Intl
Explore the most affordable flight options available from Greenville to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 8/1312:14 pmGSP - KEF
2 stops17h 16mDelta
Wed 8/208:50 amKEF - GSP
1 stop16h 46mDelta
Deal found 6/10$624
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/88:00 amGSP - KEF
2 stops20h 20mAir Canada
Sat 8/169:30 amKEF - GSP
2 stops34h 59mAir Canada
Deal found 6/9$723
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/135:45 pmGSP - KEF
1 stop9h 15mUnited Airlines
Wed 8/2011:00 amKEF - GSP
1 stop10h 05mUnited Airlines
Deal found 6/10$788
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1611:10 amGSP - KEF
2 stops42h 45mBritish Airways
Sun 11/2311:40 amKEF - GSP
2 stops37h 53mBritish Airways
Deal found 6/10$898
This Ovago deal was found by Cheapflights users on 6/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:45 pmGSP - KEF
1 stop9h 15mLufthansa
Tue 8/191:15 amKEF - GSP
2 stops25h 43mLufthansa
Deal found 6/10$943
This Mytrip deal was found by Cheapflights users on 6/10. 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.
Sun 7/203:34 pmGSP - KEF
2 stops26h 11mMultiple Airlines
Sat 7/269:35 amKEF - GSP
3 stops38h 53mMultiple Airlines
Deal found 6/10$985
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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.
Fri 7/253:00 pmGSP - KEF
2 stops28h 50mScandinavian Airlines
Thu 7/311:00 amKEF - GSP
3 stops25h 19mScandinavian Airlines
Deal found 6/10$1,482

Cheapflights Fare Finder

Customize your flight search to find flights from Greenville to Keflavik Intl 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 12, 2025.
Use the filters below to find and compare flights from Greenville to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Greenville

Fly to

Keflavik Intl

Route

Depart

Return

Price

GreenvilleReykjavik

GSP - KEF

GSPKEF

Greenville

Wed 8/13

12:14 pm-9:30 am

2 stops17h 16m

Reykjavik Keflavik Intl

Wed 8/20

8:50 am-9:36 pm

1 stop16h 46m

$624

GreenvilleReykjavik

GSP - KEF

GSPKEF

Greenville

Fri 8/8

8:00 am-8:20 am

2 stops20h 20m

Reykjavik Keflavik Intl

Sat 8/16

9:30 am-4:29 pm

2 stops34h 59m

$723

GreenvilleReykjavik

GSP - KEF

GSPKEF

Greenville

Wed 8/13

5:45 pm-7:00 am

1 stop9h 15m

Reykjavik Keflavik Intl

Wed 8/20

11:00 am-5:05 pm

1 stop10h 05m

$788

GreenvilleReykjavik

GSP - KEF

GSPKEF

Greenville

Sun 11/16

11:10 am-10:55 am

2 stops42h 45m

Reykjavik Keflavik Intl

Sun 11/23

11:40 am-8:33 pm

2 stops37h 53m

$898

GreenvilleReykjavik

GSP - KEF

GSPKEF

Greenville

Wed 8/13

5:45 pm-7:00 am

1 stop9h 15m

Reykjavik Keflavik Intl

Tue 8/19

1:15 am-10:58 pm

2 stops25h 43m

$943

GreenvilleReykjavik

GSP - KEF

GSPKEF

Greenville

Sun 7/20

3:34 pm-9:45 pm

2 stops26h 11m

Reykjavik Keflavik Intl

Sat 7/26

9:35 am-8:28 pm

3 stops38h 53m

$985

GreenvilleReykjavik

GSP - KEF

GSPKEF

Greenville

Fri 7/25

3:00 pm-11:50 pm

2 stops28h 50m

Reykjavik Keflavik Intl

Thu 7/31

1:00 am-10:19 pm

3 stops25h 19m

$1,482

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Greenville to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl 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 Reykjavik Keflavik Intl Airport

What is the cheapest month to book a flight from Greenville to Reykjavik Keflavik Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Greenville to Reykjavik Keflavik Intl Airport (average of $328). Flying from Greenville to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $659). 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 KEF?

Find hourly flight availability from Greenville to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Greenville to Reykjavik Keflavik Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 29% on airfare.

Rainfall in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 1.6 in.

Temperature in Keflavik Intl by month

Plan your trip to Keflavik Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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 Canada
7.1
Good
9,531 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Lufthansa
6.8
Okay
7,136 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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 Keflavik Intl. 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 Reykjavik Keflavik Intl?

    If you book a flight to Reykjavik Keflavik Intl 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 Reykjavik Keflavik Intl per day from 1 airline.

  • What are the cheapest airlines flying from Greenville to Reykjavik Keflavik Intl Airport round-trip?

    Cheapflights users have booked flights from Greenville to Reykjavik Keflavik Intl Airport round-trip from $624. Other airlines that can offer you cheap pricing are Air Canada, from $723, and United Airlines, from $788.

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

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

  • How can I find direct flights from Greenville to Keflavik Intl?

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

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

    Yes. Cheapflights offers flight deals from Greenville to Keflavik Intl 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 Reykjavik Keflavik Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Greenville to Reykjavik Keflavik Intl Airport (average of $328). Flying from Greenville to Reykjavik Keflavik Intl Airport in June is currently the most expensive (average of $659). 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
Keflavik

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 Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to Keflavik Intl flights
Charleston to Keflavik Intl flights
Savannah to Keflavik Intl flights
Columbia to Keflavik Intl flights

Top airline flying from Greenville to Keflavik Intl

Discover the top airline that operate flights from Greenville to Keflavik Intl. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$560Average$843FlexibilityNo cancel feeOn-time69%

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.