$121 Cheap Flights from Istanbul (IST) to Reykjavik (KEF)

View $121 flight on Sun, Apr 19, 2026Opens in a new window

Popular airlines from Istanbul Airport (IST) to Reykjavik–Keflavik Intl. Airport (KEF)

Cheap Flights from Istanbul to Reykjavik (IST-KEF)

Prices were available within the past 7 days and start at $121 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sun, Apr 19 - Sat, Apr 25
IST
Istanbul
KEF
Reykjavik
$219 Roundtrip, found 6 days ago
$219
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Sun, Apr 19 from Istanbul to Reykjavik, returning Sat, Apr 25, priced at $219 found 6 days ago
Scandinavian Airlines
Mon, Apr 20 - Sat, Apr 25
IST
Istanbul
KEF
Reykjavik
$241 Roundtrip, found 6 days ago
$241
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Mon, Apr 20 from Istanbul to Reykjavik, returning Sat, Apr 25, priced at $241 found 6 days ago
Scandinavian Airlines
Sun, Apr 19 - Sat, Apr 25
IST
Istanbul
KEF
Reykjavik
$265 Roundtrip, found 6 days ago
$265
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Sun, Apr 19 from Istanbul to Reykjavik, returning Sat, Apr 25, priced at $265 found 6 days ago
Scandinavian Airlines
Mon, Apr 20 - Sat, Apr 25
IST
Istanbul
KEF
Reykjavik
$286 Roundtrip, found 6 days ago
$286
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Mon, Apr 20 from Istanbul to Reykjavik, returning Sat, Apr 25, priced at $286 found 6 days ago
Scandinavian Airlines
Thu, Apr 16 - Tue, Apr 21
IST
Istanbul
KEF
Reykjavik
$289 Roundtrip, found 2 days ago
$289
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Thu, Apr 16 from Istanbul to Reykjavik, returning Tue, Apr 21, priced at $289 found 2 days ago
Scandinavian Airlines
Sun, Apr 19 - Sat, Apr 25
IST
Istanbul
KEF
Reykjavik
$318 Roundtrip, found 6 days ago
$318
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Sun, Apr 19 from Istanbul to Reykjavik, returning Sat, Apr 25, priced at $318 found 6 days ago
Lufthansa
Fri, Nov 28 - Sun, Dec 7
IST
Istanbul
KEF
Reykjavik
$339 Roundtrip, found 3 days ago
$339
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Fri, Nov 28 from Istanbul to Reykjavik, returning Sun, Dec 7, priced at $339 found 3 days ago
KLM
Thu, Jan 29 - Sat, Jan 31
IST
Istanbul
KEF
Reykjavik
$349 Roundtrip, found 1 day ago
$349
Roundtrip
found 1 day ago
Select KLM flight, departing Thu, Jan 29 from Istanbul to Reykjavik, returning Sat, Jan 31, priced at $349 found 1 day ago
Icelandair
Fri, Dec 5 - Sun, Dec 7
IST
Istanbul
KEF
Reykjavik
$351 Roundtrip, found 2 hours ago
$351
Roundtrip
found 2 hours ago
Select Icelandair flight, departing Fri, Dec 5 from Istanbul to Reykjavik, returning Sun, Dec 7, priced at $351 found 2 hours ago
British Airways
Wed, Jan 14 - Fri, Jan 23
IST
Istanbul
KEF
Reykjavik
$419 Roundtrip, found 3 days ago
$419
Roundtrip
found 3 days ago
Select British Airways flight, departing Wed, Jan 14 from Istanbul to Reykjavik, returning Fri, Jan 23, priced at $419 found 3 days ago

Find the cheapest month to fly from Istanbul (IST) to Reykjavik (KEF)

September is typically the cheapest month to fly

From $317 - $724 per traveler.

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city center is 45 minutes. Flights from $664
KEF
Keflavik Intl.
Cheapest
Average driving time to city center45 min
Flights from $664

Frequently asked questions

How much does a flight from Istanbul (IST) to Keflavik Intl. Airport (KEF) cost?
Grab a cheap one-way flight from $121 or cheap return flight from $219 from Istanbul (IST) to Keflavik Intl. Airport (KEF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Istanbul (IST) to Keflavik Intl. Airport (KEF)?
The cheapest month to fly from IST to KEF is April, when there's less demand. Off-peak months are often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Istanbul (IST) to Keflavik Intl. Airport (KEF)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IST to KEF flight.
How many flights per day from Istanbul (IST) to Keflavik Intl. Airport (KEF)?
You'll need to take a flight with a layover when traveling from Istanbul (IST) to Keflavik Intl. Airport (KEF). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from IST to KEF?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Istanbul (IST) to Keflavik Intl. Airport (KEF)?
Choose a flight from Istanbul (IST) to Keflavik Intl. Airport (KEF) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures later than this 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 Istanbul (IST) to Keflavik Intl. Airport (KEF) last-minute?
Booking your flight from IST to KEF right before your trip is generally more expensive. But if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an IST to KEF flight and hotel package?
You'll generally save money by securing an IST to KEF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your preferred flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Istanbul (IST) to Keflavik Intl. Airport (KEF)?
It's generally possible to reschedule or cancel your IST to KEF flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Travel information

Origin airport
Istanbul
Destination airport
Keflavik Intl.
Airlines serving
Air Baltic, British Airways, Finnair, Icelandair, KLM, LOT-Polish Airlines, Lufthansa, Norwegian Air Shuttle, Scandinavian Airlines, Turkish Airlines
Roundtrip price
$219
Distance
2557 mi
Average flight time
5 hours 55 mins

Book with confidence

Book with confidence

Istanbul to Reykjavik Flights

The cheapest times to fly from Istanbul 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 Istanbul to Reykjavik are during the month of April. You can find some of the cheapest flights from Istanbul to Reykjavik with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Istanbul to Reykjavik

Sunday is one of the best days to book for cheap flights from Istanbul 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 Istanbul 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 Istanbul to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $121 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 Istanbul 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 Istanbul 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.

 

Istanbul to Reykjavik Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.