Cheap Flights from Reykjavik (KEF) to Sonderborg (SGD)

Popular airlines from Reykjavik–Keflavik Intl. Airport (KEF) to Sonderborg (SGD)

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Flights from Reykjavik (KEF) to Sonderborg (SGD)
Origin airport
Keflavik Intl.
Destination airport
Sonderborg
Distance
1277 mi

Reykjavik to Sonderborg Flights

The cheapest times to fly from Reykjavik to Sonderborg

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

 

The best time to book a flight from Reykjavik to Sonderborg

Sunday is one of the best days to book for cheap flights from Reykjavik to Sonderborg: 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 Reykjavik to Sonderborg

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 Reykjavik to Sonderborg in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Reykjavik to Sonderborg 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 Reykjavik to Sonderborg 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 Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD) cost?
Snag a cheap one-way flight or cheap return flight from Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD) 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 Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD)?
The cheapest month to fly from KEF to SGD is , when demand is low. Off-peak season is generally when better flight deals are available between these airports.
What is the cheapest airline that flies from Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from KEF to SGD. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD)?
There aren't any daily direct flights departing from Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from KEF to SGD?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD)?
To avoid possible delays on the Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD) route, aim to fly before 3 PM. Later flights have a 22% higher chance of being 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 Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD) last-minute?
Last-minute bookings from KEF to SGD are usually more expensive. For the best rates, start looking for flights as early as possible. That said, if you're flexible with your travel plans, you may land a cheap ticket just before your departure.
Is it cheaper to book a KEF to SGD flight and hotel package?
Booking a KEF to SGD flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our extensive range of accommodations 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 Keflavik Intl. Airport (KEF) to Sonderborg Airport (SGD)?
If you reserved your KEF to SGD flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

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