$1,458 Cheap Flights from Adelaide (ADL) to Reykjavik (KEF)

View $1,458 flight on Thu, Jan 1, 2026Opens in a new window

Popular airlines from Adelaide, SA Airport (ADL) to Reykjavik–Keflavik Intl. Airport (KEF)

Cheap Flights from Adelaide to Reykjavik (ADL-KEF)

Prices were available within the past 7 days and start at $1,458 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Adelaide (ADL) to Reykjavik (KEF)
Origin airport
Adelaide
Destination airport
Keflavik Intl.
Distance
10276 mi

Adelaide to Reykjavik Flights

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

 

The best time to book a flight from Adelaide to Reykjavik

Sunday is one of the best days to book for cheap flights from Adelaide 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 Adelaide 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 Adelaide to Reykjavik in 2025. You can also book with separate airlines for your outbound and return journeys, from $1,458 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 Adelaide 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 Adelaide 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 Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF) cost?
Secure a cheap one-way flight from $1,458 or cheap return flight from Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF)?
The cheapest month to fly from ADL to KEF is , when demand is low. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from ADL to KEF. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF)?
There aren't any daily nonstop flights available from Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from ADL to KEF?
You'll generally 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 Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF)?
Choose a flight from Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF) that leaves before 3 PM to reduce the likelihood of delays. 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 Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF) last-minute?
Booking your plane ticket from ADL to KEF shortly before your journey is typically more expensive. However, if there's some wiggle room with your itinerary, you could grab a cheap last-minute fare.
Is it cheaper to book an ADL to KEF flight and hotel package?
You'll typically save money by securing an ADL to KEF flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your preferred accommodations and flights, you can add extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Adelaide Airport (ADL) to Keflavik Intl. Airport (KEF)?
It's usually possible to reschedule or cancel your ADL to KEF flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.