Find flights
Airlines

$1,048+ Cheap flights to Keflavik Intl

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
— KEF
12 Aug — 19 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Keflavik Intl in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Keflavik Intl Airport
Explore the most affordable flight options available to Keflavik Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 13 July 2026.

Mon 12/1010:20
SYD
-
KEF
2 stops33h 25m
Air Canada
Thu 22/1010:00
KEF
-
SYD
2 stops35h 20m
Air Canada
Deal found 13/7$2,079
Mon 12/1010:20
SYD
-
KEF
3 stops56h 35m
Air Canada
Tue 20/1010:00
KEF
-
SYD
2 stops35h 20m
Air Canada
Deal found 13/7$2,084
Mon 26/1010:25
SYD
-
KEF
2 stops33h 50m
Finnair
Wed 4/1107:30
KEF
-
SYD
2 stops37h 05m
Finnair
Deal found 13/7$2,114
Sun 1/1116:35
SYD
-
KEF
2 stops29h 10m
Multiple Airlines
Wed 11/1107:40
KEF
-
SYD
2 stops35h 55m
Multiple Airlines
Deal found 13/7$2,128
Mon 26/1016:35
SYD
-
KEF
2 stops33h 45m
Multiple Airlines
Mon 2/1107:40
KEF
-
SYD
2 stops35h 55m
Multiple Airlines
Deal found 13/7$2,140
Wed 26/817:50
SYD
-
KEF
2 stops30h 10m
Multiple Airlines
Sun 30/810:40
KEF
-
SYD
2 stops34h 25m
Multiple Airlines
Deal found 9/7$2,213
Thu 22/1008:40
SYD
-
KEF
2 stops42h 00m
Finnair
Sat 31/1007:30
KEF
-
SYD
2 stops39h 05m
Finnair
Deal found 12/7$2,225
Mon 10/819:45
SYD
-
KEF
3 stops55h 50m
Multiple Airlines
Mon 24/810:05
KEF
-
SYD
3 stops42h 45m
Multiple Airlines
Deal found 8/7$2,243
Tue 1/913:00
SYD
-
KEF
3 stops44h 50m
Multiple Airlines
Tue 15/923:50
KEF
-
SYD
3 stops33h 15m
Multiple Airlines
Deal found 8/7$2,310
Wed 21/1011:20
SYD
-
KEF
2 stops32h 30m
United Airlines
Sat 31/1012:00
KEF
-
SYD
2 stops32h 00m
United Airlines
Deal found 12/7$2,331
Tue 8/909:30
SYD
-
KEF
2 stops33h 00m
United Airlines
Tue 22/911:30
KEF
-
SYD
2 stops33h 25m
United Airlines
Deal found 9/7$2,344
Fri 11/909:30
SYD
-
KEF
2 stops33h 20m
United Airlines
Sun 20/911:30
KEF
-
SYD
2 stops33h 30m
United Airlines
Deal found 8/7$2,346

Find flight deals to Keflavik Intl Airport

Find the latest flights to Keflavik Intl in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 13 July 2026.

Return from

$2,079

One-way from

$1,048

Popular in

July

Cheapest in

March

Average price

$3,014
Air Canada
  • Air Canada
  • 12/10-19/10
  • 4 total stops
  • 68h 45m total
  • Sydney to Reykjavik
Search Deals
10/8
  • 10/8
  • 3 total stops
  • 54h 55m total
  • Sydney to Reykjavik
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($279 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($90 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Keflavik Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 13 July 2026.
Use the filters below to find and compare flights to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 10/8

19:45-17:35

3 stops55h 50m

Reykjavik Keflavik Intl

Mon 24/8

10:05-14:50

3 stops42h 45m

$2,243

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Fri 11/9

09:30-08:50

2 stops33h 20m

Reykjavik Keflavik Intl

Sun 20/9

11:30-07:00

2 stops33h 30m

$2,344

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Tue 8/9

09:30-08:30

2 stops33h 00m

Reykjavik Keflavik Intl

Tue 22/9

11:30-06:55

2 stops33h 25m

$2,346

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sat 7/11

08:45-17:05

2 stops43h 20m

Reykjavik Keflavik Intl

Wed 11/11

11:50-07:55

2 stops33h 05m

$2,663

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Fri 23/10

08:40-07:55

2 stops34h 15m

Reykjavik Keflavik Intl

Sun 1/11

07:30-07:35

2 stops37h 05m

$2,705

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Thu 3/9

08:35-17:55

3 stops43h 20m

Reykjavik Keflavik Intl

Wed 16/9

10:45-06:10

2 stops33h 25m

$2,718
Fastest return journey

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sat 8/8

10:10-07:50

2 stops31h 40m

Reykjavik Keflavik Intl

Thu 20/8

17:15-05:10

2 stops25h 55m

$2,888
Cheapest one-way

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Mon 10/8

13:00-09:55

3 stops54h 55m

$1,048

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Tue 25/8

06:00-23:35

2 stops51h 35m

$1,657

SydneyReykjavik

SYD - KEF

SYDKEF

Sydney Kingsford Smith

Sun 20/9

19:45-09:55

3 stops48h 10m

$1,891

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl 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 to Reykjavik Keflavik Intl Airport

What are the cheapest airlines that fly to Keflavik Intl?

The cheapest airline flying from Sydney to Keflavik Intl is Finnair.

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 13 July 2026.
Check out reviews from past customers who have flown Finnair to Iceland to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,419 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2026

HEL - VCE

Lost our luggage and took two days to get it back. Ruined the trip.
Finnair
7.6
Good
1,419 reviews
Finnair
7.6
Good
1,419 reviews
Check prices

Entertainment

6.9

Comfort

7.4

Crew

8.2

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,June 2026

HEL - VCE

Lost our luggage and took two days to get it back. Ruined the trip.

FAQs about flying to Keflavik Intl

  • Can I find cheaper flights to Keflavik Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Keflavik Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Keflavik Intl?

    Based on reviews from Cheapflights users, Finnair is rated the highest out of the airlines that fly to Keflavik Intl.

  • What is the cheapest airport to fly to in Keflavik Intl?

    Reykjavik Keflavik Intl is currently the cheapest airport to fly to in Keflavik Intl. One-way flights to Reykjavik Keflavik Intl typically cost $165, while return flights cost around $430.

  • How much is a return flight to Keflavik Intl?

    A return flight to Keflavik Intl will typically cost around $674, however they can be found for as little as $430.

  • Where does the fastest flight to Keflavik Intl depart from?

    For those looking to save time traveling to Keflavik Intl, Brisbane offers the quickest one-way flight (29 hours 30 minutes).

  • Does Reykjavik Keflavik Intl have car hire?

    Yes. Those touching down at Reykjavik Keflavik Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Reykjavik Keflavik Intl?

    Yes. Reykjavik Keflavik Intl has hotels nearby for those requiring accommodations. Bank Guesthouse by Kef Airport is the closest property to Reykjavik Keflavik Intl (1.6 km away from Reykjavik Keflavik Intl).

See more FAQs

Travelling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik

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.

Search flights to Keflavik Intl by cabin class

Find flights to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class flights to Reykjavik Keflavik Intl Airport
Business Class flights to Reykjavik Keflavik Intl Airport
Prem Economy Class flights to Reykjavik Keflavik Intl Airport
Economy Class flights to Reykjavik Keflavik Intl Airport

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 to Keflavik Intl?

Cheapflights helps you search for flights 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 to Keflavik Intl?

Millions of users choose and trust Cheapflights to book the best flight deals to Keflavik Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, Cheapflights offers price alerts on Keflavik Intl flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.