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Cheap flights from Sydney to Reykjavik Keflavik Intl Airport from $1,142

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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — KEF
21 May — 28 May1
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 21 April 2026.

Thu 29/1012:00
SYD
-
KEF
2 stops32h 15m
Finnair
Wed 4/1107:30
KEF
-
SYD
2 stops39h 05m
Finnair
Deal found 20/4$2,044
Thu 12/1112:00
SYD
-
KEF
2 stops32h 15m
Finnair
Sun 15/1107:30
KEF
-
SYD
2 stops36h 05m
Finnair
Deal found 20/4$2,188
Wed 11/1112:00
SYD
-
KEF
2 stops32h 15m
Finnair
Sun 15/1107:30
KEF
-
SYD
2 stops39h 05m
Finnair
Deal found 16/4$2,217
Mon 11/510:20
SYD
-
KEF
2 stops56h 30m
Multiple Airlines
Mon 25/512:00
KEF
-
SYD
2 stops33h 00m
Multiple Airlines
Deal found 17/4$2,338
Tue 25/810:10
SYD
-
KEF
2 stops31h 40m
Finnair
Wed 16/908:35
KEF
-
SYD
2 stops35h 35m
Finnair
Deal found 18/4$2,350
Tue 25/807:40
SYD
-
KEF
2 stops34h 10m
Finnair
Sun 20/907:30
KEF
-
SYD
2 stops39h 10m
Finnair
Deal found 18/4$2,438
Sun 23/821:55
SYD
-
KEF
2 stops52h 35m
Finnair
Wed 16/917:15
KEF
-
SYD
2 stops26h 55m
Finnair
Deal found 18/4$2,470
Thu 29/1012:40
SYD
-
KEF
3 stops31h 35m
Multiple Airlines
Wed 4/1107:30
KEF
-
SYD
2 stops39h 05m
Multiple Airlines
Deal found 20/4$2,474
Sat 22/821:30
SYD
-
KEF
2 stops45h 15m
Multiple Airlines
Sat 19/907:40
KEF
-
SYD
2 stops36h 30m
Multiple Airlines
Deal found 18/4$2,487
Wed 3/615:40
SYD
-
KEF
2 stops36h 40m
Multiple Airlines
Tue 9/600:50
KEF
-
SYD
2 stops30h 00m
Multiple Airlines
Deal found 19/4$2,529

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 21 April 2026.

Round-trip from

$2,338

One-way from

$1,142

Popular in

December

Cheapest in

March

Average price

$2,460
11/5-25/5
  • 11/5-25/5
  • 4 total stops
  • 89h 30m total
  • Sydney to Reykjavik
Search Deals
7/7
  • 7/7
  • 3 total stops
  • 52h 55m total
  • Sydney to Reykjavik
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($67 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 21 April 2026.
Use the filters below to find and compare flights from Sydney to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Wed 19/8

06:00-17:55

2 stops45h 55m

Reykjavik Keflavik Intl

Wed 16/9

07:40-06:05

2 stops36h 25m

$2,571

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Wed 19/8

20:10-17:55

2 stops31h 45m

Reykjavik Keflavik Intl

Tue 22/9

10:30-17:30

2 stops45h 00m

$2,636

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Thu 20/8

21:55-07:55

2 stops44h 00m

Reykjavik Keflavik Intl

Thu 17/9

08:40-20:10

2 stops49h 30m

$2,692

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Fri 7/8

10:10-15:40

2 stops39h 30m

Reykjavik Keflavik Intl

Mon 17/8

07:30-06:10

2 stops36h 40m

$3,188

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Tue 25/8

21:05-18:10

3 stops55h 05m

Reykjavik Keflavik Intl

Wed 16/9

07:40-19:10

3 stops49h 30m

$4,340

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sat 8/8

14:05-09:45

2 stops53h 40m

Reykjavik Keflavik Intl

Wed 19/8

11:00-05:10

1 stop32h 10m

$4,475
Fastest return journey

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Fri 7/8

14:05-09:25

2 stops29h 20m

Reykjavik Keflavik Intl

Mon 17/8

10:40-09:20

3 stops36h 40m

$4,636
Cheapest one-way

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sun 20/9

15:40-15:10

2 stops33h 30m

$1,324

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 10/8

15:40-15:50

2 stops34h 10m

$1,359

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sun 20/9

06:00-23:35

2 stops51h 35m

$1,578

Flights are sorted by cheapest return flights first.

Deals found on 21/4

Showing 1-10 of 12 resultsSorted by cheapest first
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

How much does it cost for a return flight from Sydney to Reykjavik Keflavik Intl Airport?

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 21 April 2026.
Check out reviews from past customers who have flown with Finnair and Air 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.
Finnair
7.7
Good
1,390 reviews
Check prices

Crew

8.2

Food

6.7

Overall

7.7

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
Finnair
7.7
Good
1,390 reviews
Finnair
7.7
Good
1,390 reviews
Check prices

Crew

8.2

Food

6.7

Overall

7.7

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
Air Canada
7.1
Good
10,951 reviews
Finnair
7.7
Good
1,390 reviews
Check prices

Crew

8.2

Food

6.7

Overall

7.7

Comfort

7.4

Boarding

7.7

Entertainment

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

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 2 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 44h. Fly via Emirates or Finnair 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 $1,702, 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. Check Cheapflights for deals on Air Canada for as low as $2,305. Finnair is currently priced 30% 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Sydney to Keflavik Intl

Discover the top 2 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 21 April 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$1,702Average$2,422FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest$2,305Average$2,552FlexibilityNo 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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