$739 Cheap Flights from São Paulo (GRU) to Reykjavik (KEF)

View $739 flight on Sun, Oct 5, 2025Opens in a new window

Popular airlines from São Paulo/Guarulhos Intl. Airport to Reykjavik–Keflavik Intl. Airport (KEF)

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Cheap Flights from São Paulo to Reykjavik (GRU-KEF)

Prices were available within the past 7 days and start at $739 for one-way flights and $987 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, Mar 12 - Thu, Mar 19
GRU
Sao Paulo
KEF
Reykjavik
$987 Roundtrip, found 6 hours ago
$987
Roundtrip
found 6 hours ago
Select British Airways flight, departing Thu, Mar 12 from Sao Paulo to Reykjavik, returning Thu, Mar 19, priced at $987 found 6 hours ago
British Airways
Thu, Mar 12 - Thu, Mar 19
GRU
Sao Paulo
KEF
Reykjavik
$987 Roundtrip, found 6 hours ago
$987
Roundtrip
found 6 hours ago
Select British Airways flight, departing Thu, Mar 12 from Sao Paulo to Reykjavik, returning Thu, Mar 19, priced at $987 found 6 hours ago
British Airways
Thu, Mar 12 - Thu, Mar 19
GRU
Sao Paulo
KEF
Reykjavik
$993 Roundtrip, found 6 hours ago
$993
Roundtrip
found 6 hours ago
Select British Airways flight, departing Thu, Mar 12 from Sao Paulo to Reykjavik, returning Thu, Mar 19, priced at $993 found 6 hours ago
LATAM Airlines Group
Thu, Feb 5 - Thu, Feb 12
GRU
Sao Paulo
KEF
Reykjavik
$994 Roundtrip, found 3 days ago
$994
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Thu, Feb 5 from Sao Paulo to Reykjavik, returning Thu, Feb 12, priced at $994 found 3 days ago
British Airways
Tue, Apr 7 - Thu, Apr 16
GRU
Sao Paulo
KEF
Reykjavik
$995 Roundtrip, found 6 hours ago
$995
Roundtrip
found 6 hours ago
Select British Airways flight, departing Tue, Apr 7 from Sao Paulo to Reykjavik, returning Thu, Apr 16, priced at $995 found 6 hours ago
LATAM Airlines Group
Thu, Mar 12 - Thu, Mar 19
GRU
Sao Paulo
KEF
Reykjavik
$1,000 Roundtrip, found 6 hours ago
$1,000
Roundtrip
found 6 hours ago
Select LATAM Airlines Group flight, departing Thu, Mar 12 from Sao Paulo to Reykjavik, returning Thu, Mar 19, priced at $1,000 found 6 hours ago
British Airways
Tue, Apr 7 - Thu, Apr 16
GRU
Sao Paulo
KEF
Reykjavik
$1,006 Roundtrip, found 6 hours ago
$1,006
Roundtrip
found 6 hours ago
Select British Airways flight, departing Tue, Apr 7 from Sao Paulo to Reykjavik, returning Thu, Apr 16, priced at $1,006 found 6 hours ago
Lufthansa
Fri, Oct 17 - Sat, Oct 25
GRU
Sao Paulo
KEF
Reykjavik
$1,088 Roundtrip, found 6 hours ago
$1,088
Roundtrip
found 6 hours ago
Select Lufthansa flight, departing Fri, Oct 17 from Sao Paulo to Reykjavik, returning Sat, Oct 25, priced at $1,088 found 6 hours ago
GOL Linhas Aereas S.A.
Thu, Mar 12 - Thu, Mar 19
GRU
Sao Paulo
KEF
Reykjavik
$1,100 Roundtrip, found 6 hours ago
$1,100
Roundtrip
found 6 hours ago
Select GOL Linhas Aereas S.A. flight, departing Thu, Mar 12 from Sao Paulo to Reykjavik, returning Thu, Mar 19, priced at $1,100 found 6 hours ago
Swiss International Air Lines
Tue, Apr 7 - Thu, Apr 16
GRU
Sao Paulo
KEF
Reykjavik
$1,179 Roundtrip, found 6 hours ago
$1,179
Roundtrip
found 6 hours ago
Select Swiss International Air Lines flight, departing Tue, Apr 7 from Sao Paulo to Reykjavik, returning Thu, Apr 16, priced at $1,179 found 6 hours ago
Flights from São Paulo (GRU) to Reykjavik (KEF)
Origin airport
Guarulhos - Governor André Franco Montoro Intl.
Destination airport
Keflavik Intl.
Airlines serving
American Airlines, British Airways, Delta, Iberia, LATAM Airlines Group, Lufthansa, TAP Portugal
Roundtrip price
$987
Distance
6176 mi

São Paulo to Reykjavik Flights

The cheapest times to fly from São Paulo to Reykjavik

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from São Paulo to Reykjavik are during the month of March. You can find some of the cheapest flights from São Paulo to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from São Paulo to Reykjavik

Sunday is one of the best days to book for cheap flights from São Paulo to Reykjavik: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from São Paulo to Reykjavik

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from São Paulo to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $739 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap São Paulo to Reykjavik flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your São Paulo to Reykjavik airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Keflavik Intl. Airport (KEF) cost?
Discover the latest flight deals from GRU to KEF by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from GRU to KEF?
The cheapest flights from GRU to KEF are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from GRU to KEF?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from GRU to KEF. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Keflavik Intl. Airport (KEF)?
You'll have to take a flight with a layover if you're traveling from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Keflavik Intl. Airport (KEF). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from GRU to KEF?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Keflavik Intl. Airport (KEF)?
Select a flight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Keflavik Intl. Airport (KEF) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Keflavik Intl. Airport (KEF) last-minute?
Holding off until right before your break to book your flight from GRU to KEF often results in higher prices. While it's possible to find some last-minute deals, there's no guarantee. Allow some flexibility in your schedule to boost your chances of getting a bargain.
Is it cheaper to book a GRU to KEF flight and hotel package?
Securing a GRU to KEF flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our extensive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Keflavik Intl. Airport (KEF)?
Generally, it's possible to cancel or reschedule your GRU to KEF flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.