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Cheap flights from Reykjavik Keflavik Intl Airport to Ontario from C$ 388

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Keflavik Intl to Ontario

Keep the following information in mind while searching for Keflavik Intl to Ontario flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 733

One-way from

C$ 388

Popular in

November

Cheapest in

January

Average price

C$ 679

Good one-way deal

C$ 257 or less
Icelandair
  • Icelandair
  • 3/11-9/11
  • Nonstop
  • 12h 00m total
  • Reykjavik to Ontario
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27/9
  • 27/9
  • 1 total stop
  • 25h 05m total
  • Reykjavik to Ontario
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Highest demand for flights based on searches. 14% potential increase in price (C$ 163 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 56 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a one-way flight from Reykjavik Keflavik Intl to Ontario.
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Find flight deals from Keflavik Intl to Ontario

Cheapest flights from Keflavik Intl to Ontario
Explore the most affordable flight options available from Keflavik Intl to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Mon 3/115:00 p.m.KEF - YYZ
Nonstop6h 15mIcelandair
Sun 9/117:40 p.m.YYZ - KEF
Nonstop5h 45mIcelandair
Deal found 10/9C$ 733
Thu 6/115:00 p.m.KEF - YYZ
Nonstop6h 15mIcelandair
Wed 12/117:40 p.m.YYZ - KEF
Nonstop5h 45mIcelandair
Deal found 11/9C$ 734
Wed 8/103:05 p.m.KEF - YTZ
1 stop30h 48mMultiple Airlines
Wed 15/101:35 p.m.YTZ - KEF
1 stop11h 20mMultiple Airlines
Deal found 10/9C$ 800
Thu 6/1111:30 a.m.KEF - YYZ
1 stop33h 10mScandinavian Airlines
Wed 12/115:10 p.m.YYZ - KEF
1 stop12h 35mScandinavian Airlines
Deal found 11/9C$ 804
Sat 8/115:00 p.m.KEF - YYZ
Nonstop6h 15mIcelandair
Tue 25/117:40 p.m.YYZ - KEF
Nonstop5h 45mIcelandair
Deal found 11/9C$ 806
Thu 23/107:50 p.m.KEF - YYZ
Nonstop6h 05mIcelandair
Thu 30/108:40 p.m.YYZ - KEF
Nonstop5h 45mIcelandair
Deal found 9/9C$ 840
Mon 3/1111:30 a.m.KEF - YYZ
1 stop33h 10mScandinavian Airlines
Sun 9/115:10 p.m.YYZ - KEF
1 stop12h 35mScandinavian Airlines
Deal found 10/9C$ 841
Tue 16/99:35 a.m.KEF - YYZ
1 stop24h 37mMultiple Airlines
Mon 22/911:55 p.m.YYZ - KEF
2 stops28h 25mMultiple Airlines
Deal found 10/9C$ 852
Tue 16/99:35 a.m.KEF - YYZ
1 stop24h 37mMultiple Airlines
Tue 23/911:55 p.m.YYZ - KEF
2 stops28h 20mMultiple Airlines
Deal found 10/9C$ 879
Thu 23/109:55 a.m.KEF - YTZ
1 stop13h 29mMultiple Airlines
Thu 30/102:05 p.m.YTZ - KEF
2 stops12h 00mMultiple Airlines
Deal found 9/9C$ 885
Thu 9/109:35 a.m.KEF - YYZ
1 stop35h 47mMultiple Airlines
Sat 18/1010:10 p.m.YYZ - KEF
2 stops30h 45mMultiple Airlines
Deal found 11/9C$ 890
Tue 23/123:20 p.m.KEF - YUL
1 stop25h 40mMultiple Airlines
Thu 1/17:30 p.m.YUL - KEF
2 stops36h 50mMultiple Airlines
Deal found 11/9C$ 1,020

Cheapflights Fare Finder

 
Customize your flight search to find flights from Keflavik Intl to Ontario 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 September 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Ontario that are best for you.

Fly from

Keflavik Intl

Fly to

Ontario

Route

Depart

Return

Price

ReykjavikToronto

KEF - YTZ

KEFYTZ

Reykjavik Keflavik Intl

Wed 8/10

3:05 p.m.-5:53 p.m.

1 stop30h 48m

Toronto Island

Wed 15/10

1:35 p.m.-4:55 a.m.

1 stop11h 20m

C$ 800

ReykjavikToronto

KEF - YTZ

KEFYTZ

Reykjavik Keflavik Intl

Thu 9/10

3:05 p.m.-5:53 p.m.

1 stop30h 48m

Toronto Island

Sat 18/10

1:35 p.m.-4:55 a.m.

1 stop11h 20m

C$ 800

ReykjavikToronto

KEF - YYZ

KEFYYZ

Reykjavik Keflavik Intl

Sat 8/11

5:00 p.m.-6:15 p.m.

Nonstop6h 15m

Toronto Pearson Intl

Tue 25/11

7:40 p.m.-6:25 a.m.

Nonstop5h 45m

C$ 806

ReykjavikToronto

KEF - YYZ

KEFYYZ

Reykjavik Keflavik Intl

Mon 3/11

11:30 a.m.-3:40 p.m.

1 stop33h 10m

Toronto Pearson Intl

Sun 9/11

5:10 p.m.-10:45 a.m.

1 stop12h 35m

C$ 841

ReykjavikToronto

KEF - YTZ

KEFYTZ

Reykjavik Keflavik Intl

Thu 23/10

9:55 a.m.-7:24 p.m.

1 stop13h 29m

Toronto Island

Thu 30/10

2:05 p.m.-6:05 a.m.

2 stops12h 00m

C$ 885

ReykjavikToronto

KEF - YYZ

KEFYYZ

Reykjavik Keflavik Intl

Fri 7/11

7:15 p.m.-3:00 p.m.

1 stop24h 45m

Toronto Pearson Intl

Fri 14/11

9:35 p.m.-10:30 a.m.

1 stop31h 55m

C$ 898

ReykjavikToronto

KEF - YYZ

KEFYYZ

Reykjavik Keflavik Intl

Thu 1/1

5:00 p.m.-6:15 p.m.

Nonstop6h 15m

Toronto Pearson Intl

Sun 11/1

7:40 p.m.-6:25 a.m.

Nonstop5h 45m

C$ 928

ReykjavikToronto

KEF - YYZ

KEFYYZ

Reykjavik Keflavik Intl

Thu 1/1

5:00 p.m.-6:15 p.m.

Nonstop6h 15m

Toronto Pearson Intl

Sat 10/1

7:40 p.m.-6:25 a.m.

Nonstop5h 45m

C$ 928

ReykjavikToronto

KEF - YYZ

KEFYYZ

Reykjavik Keflavik Intl

Thu 1/1

5:00 p.m.-6:15 p.m.

Nonstop6h 15m

Toronto Pearson Intl

Thu 8/1

7:40 p.m.-6:25 a.m.

Nonstop5h 45m

C$ 944

ReykjavikToronto

KEF - YYZ

KEFYYZ

Reykjavik Keflavik Intl

Mon 3/11

4:50 p.m.-7:55 a.m.

1 stop20h 05m

Toronto Pearson Intl

Sun 9/11

7:40 p.m.-6:25 a.m.

Nonstop5h 45m

C$ 992

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 48 results
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Best time to book a flight from Keflavik Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Keflavik Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Reykjavik Keflavik Intl Airport to Ontario

What is the cheapest time of day to fly from KEF to ON?

Find hourly flight availability from Keflavik Intl to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

When flying from Reykjavik Keflavik Intl Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Reykjavik Keflavik Intl Airport to Region of Ontario

Explore weekly flight availability from Keflavik Intl to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 September 2025.

The most flights from KEF to CAON are scheduled on a Thursday (6 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Reykjavik Keflavik Intl Airport to Region of Ontario?

    There are many flights that can get you from Reykjavik Keflavik Intl Airport to Region of Ontario in 6h 15m. Fly via Icelandair or Scandinavian Airlines to get the fastest option. There are 4167 km between Reykjavik Keflavik Intl Airport and Region of Ontario. This flight may include one or multiple stops.

  • What are the most popular routes from Reykjavik Keflavik Intl Airport to Region of Ontario?

    When deciding which route to take from Reykjavik Keflavik Intl Airport to Region of Ontario consider Reykjavik Keflavik Intl - Montreal Pierre Elliott Trudeau Intl, Reykjavik Keflavik Intl - Toronto Island or Reykjavik Keflavik Intl - Toronto Pearson Intl as they are the most popular.

  • What are the most reliable airlines from Reykjavik Keflavik Intl Airport to Region of Ontario?

    The top 3 most reliable airlines when flying from Reykjavik Keflavik Intl Airport to Region of Ontario are Icelandair (93%), Turkish Airlines (87%) and Air Canada (62%).

  • What are the cheapest flights from Reykjavik Keflavik Intl Airport to Region of Ontario?

    The cheapest flight price from Reykjavik Keflavik Intl Airport to Region of Ontario is C$ 563. On average you can expect to pay C$ 584. The most popular route, (Reykjavik Keflavik Intl - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 1,038.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Keflavik Intl to Ontario 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 Reykjavik Keflavik Intl Airport to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Region of Ontario (average of C$ 168). Flying from Reykjavik Keflavik Intl Airport to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

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