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Cheap flights from Saint John to Reykjavik Keflavik Intl Airport from C$ 1,096

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
YSJ — KEF
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St John to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest flights from St John to Keflavik Intl
Explore the most affordable flight options available from St John to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 March 2026.

Wed 8/74:30 p.m.
YSJ
-
KEF
1 stop12h 25m
Air Canada
Wed 15/710:00 a.m.
KEF
-
YSJ
1 stop28h 55m
Air Canada
Deal found 6/3C$ 1,096
Tue 7/75:00 a.m.
YSJ
-
KEF
1 stop24h 45m
Air Canada
Tue 14/710:00 a.m.
KEF
-
YSJ
1 stop16h 50m
Air Canada
Deal found 6/3C$ 1,102
Tue 7/75:00 a.m.
YSJ
-
KEF
1 stop24h 45m
Air Canada
Fri 17/712:00 p.m.
KEF
-
YSJ
2 stops26h 55m
Air Canada
Deal found 6/3C$ 1,142
Sun 5/74:30 p.m.
YSJ
-
KEF
2 stops37h 20m
United Airlines
Mon 20/711:00 a.m.
KEF
-
YSJ
2 stops31h 50m
United Airlines
Deal found 6/3C$ 1,162
Sun 5/74:30 p.m.
YSJ
-
KEF
1 stop12h 25m
Air Canada
Mon 20/711:00 a.m.
KEF
-
YSJ
2 stops15h 50m
Air Canada
Deal found 6/3C$ 1,219

Find flight deals from St John to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from St John (YSJ) 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 11 March 2026.

Round-trip from

C$ 1,096
Air Canada
  • Air Canada
  • 8/7-15/7
  • 2 total stops
  • 41h 20m total
  • Saint John to Reykjavik
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St John 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 629,999 searches. Data last updated 11 March 2026.
Use the filters below to find and compare flights from Saint John to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint JohnReykjavik

YSJ - KEF

YSJKEF

Saint John

Wed 8/7

12:50 p.m.-7:55 a.m.

2 stops16h 05m

Reykjavik Keflavik Intl

Wed 15/7

10:00 a.m.-3:50 p.m.

2 stops32h 50m

C$ 1,112

Saint JohnReykjavik

YSJ - KEF

YSJKEF

Saint John

Sun 5/7

4:30 p.m.-8:50 a.m.

2 stops37h 20m

Reykjavik Keflavik Intl

Mon 20/7

11:00 a.m.-3:50 p.m.

2 stops31h 50m

C$ 1,162

Saint JohnReykjavik

YSJ - KEF

YSJKEF

Saint John

Mon 6/7

4:30 p.m.-8:50 a.m.

2 stops37h 20m

Reykjavik Keflavik Intl

Mon 20/7

11:00 a.m.-3:50 p.m.

2 stops31h 50m

C$ 1,162

Saint JohnReykjavik

YSJ - KEF

YSJKEF

Saint John

Tue 7/7

4:30 p.m.-8:50 a.m.

2 stops13h 20m

Reykjavik Keflavik Intl

Mon 20/7

11:00 a.m.-3:50 p.m.

2 stops31h 50m

C$ 1,162

Saint JohnReykjavik

YSJ - KEF

YSJKEF

Saint John

Tue 7/7

5:00 a.m.-8:45 a.m.

1 stop24h 45m

Reykjavik Keflavik Intl

Mon 20/7

11:00 a.m.-11:50 p.m.

2 stops15h 50m

C$ 1,226
Quickest round-trip

Saint JohnReykjavik

YSJ - KEF

YSJKEF

Saint John

Sun 5/7

4:30 p.m.-7:55 a.m.

1 stop12h 25m

Reykjavik Keflavik Intl

Mon 20/7

9:15 a.m.-3:50 p.m.

1 stop9h 35m

C$ 1,312

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Sorted by cheapest first

Best time to book a flight from St John to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from St John with our price prediction graph.
Estimated round-trip 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.

Related info for your journey

Find useful and relevant information for your journey from St John 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 Saint John to Reykjavik Keflavik Intl?

    Saint John (YSJ), located 15.1 km from the city centre, is the airport you fly out of when you book flights from Saint John to Reykjavik Keflavik Intl. 0 airlines have flights from Saint John to Reykjavik Keflavik Intl on a regular basis. Booking flights from Saint John to Reykjavik Keflavik Intl should not be difficult; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day.

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

    For as low as C$ 1,112, Air Canada can have you in Reykjavik Keflavik Intl Airport from Saint John in 16h 05m. Saint John and Reykjavik Keflavik Intl Airport are separated by a distance of 3365 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Yes. In addition to deals on St John to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from St John 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

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
Kopavogur
Keflavik
Hveragerdi
Grindavik

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Alternative routes for St John to Keflavik Intl

See prices for flight routes from nearby airports that may be better suited for you.
Fredericton to Keflavik Intl flights
Moncton to Keflavik Intl flights

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

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

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