Cheap flights from Sydney to Reykjavik Keflavik Intl Airport from $706

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — KEF
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

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 28 October 2025.

Round-trip from

$1,719

One-way from

$706

Popular in

December

Cheapest in

March

Average price

$2,220
23/11-30/11
  • 23/11-30/11
  • 6 total stops
  • 70h 45m total
  • Sydney to Reykjavik
9/3
  • 9/3
  • 3 total stops
  • 50h 10m total
  • Sydney to Reykjavik
Highest demand for flights based on searches. 9% potential increase in price ($399 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($99 potential savings vs. average return price).
Average for round-trip flights in October 2025

Find flight deals from Sydney to Keflavik Intl

Enter your travel dates to find the best prices.

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 28 October 2025.

Sun 23/1115:55SYD - KEF
3 stops34h 55mMultiple Airlines
Sun 30/1107:45KEF - SYD
3 stops35h 50mMultiple Airlines
Deal found 26/10$1,719
Sun 23/1116:20SYD - KEF
2 stops29h 35mBritish Airways
Sun 30/1111:50KEF - SYD
2 stops32h 05mBritish Airways
Deal found 26/10$2,178
Tue 11/1106:00SYD - KEF
2 stops44h 20mEmirates
Fri 14/1107:25KEF - SYD
2 stops52h 05mEmirates
Deal found 28/10$2,868
Thu 11/1217:35SYD - KEF
3 stops41h 20mMultiple Airlines
Thu 18/1207:50KEF - SYD
3 stops40h 20mMultiple Airlines
Deal found 27/10$3,080
Wed 10/1216:30SYD - KEF
3 stops33h 35mMultiple Airlines
Wed 17/1207:45KEF - SYD
2 stops42h 50mMultiple Airlines
Deal found 26/10$3,115

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 28 October 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

Mon 2/2

11:15-09:15

2 stops33h 00m

Reykjavik Keflavik Intl

Tue 31/3

17:10-06:10

2 stops26h 00m

$2,016

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Thu 5/3

16:20-10:55

2 stops29h 35m

Reykjavik Keflavik Intl

Mon 9/3

11:50-06:55

2 stops32h 05m

$2,029

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sun 23/11

21:15-19:40

3 stops33h 25m

Reykjavik Keflavik Intl

Sun 30/11

11:20-10:00

2 stops35h 40m

$2,341

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Thu 2/4

11:00-18:25

2 stops42h 25m

Reykjavik Keflavik Intl

Thu 16/4

07:50-20:30

2 stops26h 40m

$2,405

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 2/2

15:15-14:20

2 stops34h 05m

Reykjavik Keflavik Intl

Mon 30/3

00:25-11:25

2 stops48h 00m

$2,430

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 30/3

16:00-13:05

2 stops32h 05m

Reykjavik Keflavik Intl

Sat 11/4

01:15-10:25

2 stops47h 10m

$2,623

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 30/3

12:15-18:20

3 stops41h 05m

Reykjavik Keflavik Intl

Sun 12/4

10:30-06:10

3 stops33h 40m

$2,703

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 9/3

20:05-11:15

3 stops50h 10m

$706

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sun 15/3

14:20-10:15

3 stops54h 55m

$789

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Thu 20/11

20:05-19:40

3 stops34h 35m

$832

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Showing 1-10 of 14 results
1
2

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 month to book a flight from Sydney to Reykjavik Keflavik Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Sydney to Reykjavik Keflavik Intl Airport (average of $1,861). Flying from Sydney to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of $2,526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 28 October 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 7% versus a flight in the evening.

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 28 October 2025.
Check out reviews from past customers who have flown with Emirates, Finnair, 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.

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

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!

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

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!

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

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!

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

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!

Crew

8.3

Comfort

8.0

Boarding

8.1

Overall

8.1

Food

7.9

Entertainment

8.2

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 4 different airlines.

  • How long is the flight from Sydney to Reykjavik Keflavik Intl Airport?

    There are many flights that can get you from Sydney to Reykjavik Keflavik Intl Airport in 29h 35m. Fly via Finnair or British Airways to get the fastest option. Sydney and Reykjavik Keflavik Intl Airport are separated by a distance of 16636 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Currently priced at $1,921, Finnair will fly you from Sydney to Reykjavik Keflavik Intl Airport and back. In addition to Finnair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Emirates - these airlines can fly you to your destination from $2,015 and $2,303, respectively. Finnair is currently priced 21% below the average price you’ll pay for this route.

  • 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.

  • What is the cheapest month to book a flight from Sydney to Reykjavik Keflavik Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Sydney to Reykjavik Keflavik Intl Airport (average of $1,861). Flying from Sydney to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of $2,526). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 4 airlines flying from Sydney to Keflavik Intl

Discover the top 4 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 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$1,921Average$2,414FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest$2,015Average$2,298FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest$2,303Average$2,905FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Air CanadaCheapest$2,520Average$2,805FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

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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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