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Cheap flights from Sydney to Reykjavik Keflavik Intl Airport from $2,036

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — KEF
22 Feb — 1 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 23 January 2026.

Sun 3/510:10
SYD
-
KEF
2 stops33h 35m
Multiple Airlines
Mon 11/510:40
KEF
-
SYD
2 stops33h 45m
Multiple Airlines
Deal found 22/1$2,036
Fri 6/311:15
SYD
-
KEF
2 stops34h 40m
British Airways
Mon 9/311:50
KEF
-
SYD
2 stops32h 05m
British Airways
Deal found 21/1$2,052
Mon 2/222:20
SYD
-
KEF
2 stops47h 30m
British Airways
Tue 31/310:50
KEF
-
SYD
2 stops33h 15m
British Airways
Deal found 22/1$2,058
Mon 16/1110:35
SYD
-
KEF
2 stops35h 20m
Multiple Airlines
Wed 18/1111:50
KEF
-
SYD
2 stops31h 45m
Multiple Airlines
Deal found 23/1$2,218
Thu 23/707:40
SYD
-
KEF
2 stops36h 00m
British Airways
Sun 16/810:20
KEF
-
SYD
2 stops33h 45m
British Airways
Deal found 23/1$2,243
Fri 3/412:00
SYD
-
KEF
2 stops40h 55m
Multiple Airlines
Thu 23/410:30
KEF
-
SYD
2 stops36h 30m
Multiple Airlines
Deal found 22/1$2,314
Wed 11/215:50
SYD
-
KEF
2 stops35h 00m
Multiple Airlines
Thu 19/207:45
KEF
-
SYD
2 stops48h 05m
Multiple Airlines
Deal found 23/1$2,404
Sat 8/814:50
SYD
-
KEF
2 stops28h 50m
Multiple Airlines
Wed 19/811:00
KEF
-
SYD
2 stops33h 05m
Multiple Airlines
Deal found 23/1$2,525
Sat 8/814:05
SYD
-
KEF
2 stops51h 45m
Finnair
Thu 20/817:15
KEF
-
SYD
2 stops27h 30m
Finnair
Deal found 22/1$2,592

Find 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 23 January 2026.

Round-trip from

$2,052

Popular in

April

Cheapest in

March

Average price

$2,649
British Airways
  • British Airways
  • 6/3-9/3
  • 4 total stops
  • 66h 45m total
  • Sydney to Reykjavik
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($32 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($131 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 23 January 2026.
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

Sun 3/5

10:10-09:45

2 stops33h 35m

Reykjavik Keflavik Intl

Mon 11/5

10:40-06:25

2 stops33h 45m

$2,036

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Fri 6/3

11:15-10:55

2 stops34h 40m

Reykjavik Keflavik Intl

Mon 9/3

11:50-06:55

2 stops32h 05m

$2,052

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 2/2

22:20-10:50

2 stops47h 30m

Reykjavik Keflavik Intl

Tue 31/3

10:50-07:05

2 stops33h 15m

$2,058

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Wed 11/2

15:50-15:50

2 stops35h 00m

Reykjavik Keflavik Intl

Thu 19/2

07:45-18:50

2 stops48h 05m

$2,404

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Fri 3/4

22:05-23:35

3 stops36h 30m

Reykjavik Keflavik Intl

Thu 23/4

07:40-05:10

2 stops35h 30m

$3,547

Flights are sorted by cheapest return flights first.

Deals found on 22/1

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 $1,776). Flying from Sydney to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of $2,410). 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.

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 23 January 2026.
Check out reviews from past customers who have flown with Finnair, Air Canada, andBritish Airways 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.
Finnair
7.6
Good
1,356 reviews
Check prices

Crew

8.2

Overall

7.6

Entertainment

6.9

Comfort

7.5

Boarding

7.7

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Finnair
7.6
Good
1,356 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Crew

8.2

Overall

7.6

Entertainment

6.9

Comfort

7.5

Boarding

7.7

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Air Canada
7.1
Good
10,652 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Crew

8.2

Overall

7.6

Entertainment

6.9

Comfort

7.5

Boarding

7.7

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
British Airways
6.7
Okay
7,694 reviews
Finnair
7.6
Good
1,356 reviews
Check prices

Crew

8.2

Overall

7.6

Entertainment

6.9

Comfort

7.5

Boarding

7.7

Food

6.7

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.

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.

  • 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 34h 40m. Fly via British Airways to get the fastest option. Sydney and Reykjavik Keflavik Intl Airport are separated by a distance of 16636 km.

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

    Currently priced at $1,776, 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 Air Canada - these airlines can fly you to your destination from $1,922 and $2,405, respectively. Finnair is currently priced 25% 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 $1,776). Flying from Sydney to Reykjavik Keflavik Intl Airport in December is currently the most expensive (average of $2,410). 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

Browse thousands of different options on Cheapflights for your next trip

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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 23 January 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$1,776Average$2,282FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest$1,922Average$2,233FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest$2,405Average$2,677FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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