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Cheap flights from Sydney to Reykjavik Keflavik Intl Airport from $931

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — KEF
9 Jul — 16 Jul1
1 adult

Cheap flight deals from Sydney to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) 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 4 July 2025.

Round-trip from

$2,095

One-way from

$931

Popular in

December

Cheapest in

March

Average price

$2,836
7/8-14/8
  • 7/8-14/8
  • 4 total stops
  • 73h 30m total
  • Sydney to Reykjavik
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22/9
  • 22/9
  • 3 total stops
  • 53h 30m total
  • Sydney to Reykjavik
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($407 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($102 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Sydney to Keflavik Intl

Cheapest flights from Sydney to Keflavik Intl
Explore the most affordable flight options available from Sydney to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Thu 7/809:20SYD - KEF
2 stops38h 40mMultiple Airlines
Thu 14/810:30KEF - SYD
2 stops34h 50mMultiple Airlines
Deal found 3/7$2,095
Sat 2/809:20SYD - KEF
2 stops32h 55mAir Canada
Sat 9/809:50KEF - SYD
2 stops35h 30mAir Canada
Deal found 2/7$2,754
Tue 5/814:05SYD - KEF
2 stops43h 30mLufthansa
Mon 11/800:25KEF - SYD
2 stops43h 30mLufthansa
Deal found 3/7$3,247
Sat 9/820:10SYD - KEF
2 stops53h 45mEmirates
Fri 15/801:10KEF - SYD
2 stops42h 55mEmirates
Deal found 1/7$3,259
Wed 2/721:50SYD - KEF
2 stops51h 50mFinnair
Fri 11/708:45KEF - SYD
2 stops40h 05mFinnair
Deal found 2/7$4,160

Cheapflights Fare Finder

Customise your flight search to find flights from Sydney 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 647,157 searches. Data last updated 4 July 2025.
Use the filters below to find and compare flights from Sydney to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Sydney

Fly to

Keflavik Intl

Route

Depart

Return

Price

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Thu 7/8

09:20-14:00

2 stops38h 40m

Reykjavik Keflavik Intl

Thu 14/8

10:30-07:20

2 stops34h 50m

$2,095

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sat 2/8

09:20-08:15

2 stops32h 55m

Reykjavik Keflavik Intl

Sat 9/8

09:50-07:20

2 stops35h 30m

$2,754

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Tue 5/8

14:05-23:35

2 stops43h 30m

Reykjavik Keflavik Intl

Mon 11/8

00:25-05:55

2 stops43h 30m

$3,247

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sat 9/8

20:10-15:55

2 stops53h 45m

Reykjavik Keflavik Intl

Fri 15/8

01:10-06:05

2 stops42h 55m

$3,259

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 22/9

12:50-08:20

3 stops53h 30m

$931

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 15/9

09:30-08:30

2 stops33h 00m

$1,327

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 15/12

21:45-15:20

2 stops52h 35m

$3,119

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Best time to book a flight from Sydney to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from Sydney with our price prediction graph.
Estimated return 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 Sydney to Reykjavik Keflavik Intl Airport

What is the cheapest time of day to fly from SYD to KEF?

Find hourly flight availability from Sydney 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 4 July 2025.

When flying from Sydney to Reykjavik Keflavik Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 8% versus a flight in the evening.

What is the cheapest day to fly from Sydney to Reykjavik Keflavik Intl Airport?

Use this chart to determine the cheapest time to fly return from Sydney to Keflavik Intl. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Sydney to Reykjavik Keflavik Intl Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 4 July 2025.
Check out reviews from past customers who have flown with Emirates, United Airlines, andAir Canada from Sydney to Reykjavik Keflavik Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
Emirates
8.1
Very Good
3,287 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
United Airlines
7.4
Good
8,845 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
Air Canada
7.1
Good
9,659 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!
Lufthansa
6.8
Okay
7,187 reviews
Emirates
8.1
Very Good
3,287 reviews
Check prices

Comfort

8.0

Boarding

8.1

Overall

8.1

Entertainment

8.2

Crew

8.3

Food

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2024

AKL - DXB

The cabin crew were as always friendly and helpful. Couldn't ask for more. Although the flight in business was under occupied there were a couple of things not available!

Related info for your journey

Find useful and relevant information for your journey from Sydney 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 Sydney to Reykjavik Keflavik Intl?

    If you book a flight to Reykjavik Keflavik Intl from Sydney, you will be flying from Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney. There are 0 flights from Kingsford Smith to Reykjavik Keflavik Intl per day from 3 different airlines.

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

    Currently priced at $2,754, Air Canada will fly you from Sydney to Reykjavik Keflavik Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Emirates - these airlines can fly you to your destination from $3,247 and $3,259, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney 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.

See more FAQs

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.

Top 3 airlines flying from Sydney to Keflavik Intl

Discover the top 3 airlines that operate flights from Sydney 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 647,157 searches. Data last updated 4 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$1,971Average$2,422FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest$2,052Average$2,270FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Singapore AirlinesCheapest$2,148Average$2,493FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Keflavik Intl?

Cheapflights helps you search for flights from Sydney to Keflavik Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Keflavik Intl?

Cheapflights simply makes it quick and affordable to book flights from Sydney to Keflavik Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Sydney to Keflavik Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Keflavik Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Sydney to Keflavik Intl become cheaper?

Of course! You can now track prices for flights from Sydney to Keflavik Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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