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Reykjavik

$445+ Cheap flights from Ontario (ONT) to Reykjavik (REK)

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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — REK
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Ontario to Reykjavik

Cheapest flights from Ontario to Reykjavik
Explore the most affordable flight options available from Ontario to Reykjavik. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Trip.com deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:20 am
ONT
-
KEF
1 stop16h 40m
Multiple Airlines
Sun 4/124:50 pm
KEF
-
ONT
1 stop14h 06m
Multiple Airlines
Deal found 1/26$740
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:30 pm
ONT
-
KEF
2 stops31h 15m
Air Canada
Thu 10/110:00 am
KEF
-
ONT
2 stops41h 17m
Air Canada
Deal found 1/25$788
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:30 pm
ONT
-
KEF
2 stops31h 15m
Air Canada
Fri 9/259:15 am
KEF
-
ONT
2 stops34h 18m
Air Canada
Deal found 1/25$797
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:30 pm
ONT
-
KEF
2 stops31h 15m
Air Canada
Tue 9/2910:00 am
KEF
-
ONT
2 stops33h 20m
Air Canada
Deal found 1/25$802
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:30 pm
ONT
-
KEF
2 stops31h 15m
Air Canada
Thu 10/110:00 am
KEF
-
ONT
2 stops44h 06m
Air Canada
Deal found 1/25$818
This Alaska Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:00 pm
ONT
-
KEF
1 stop34h 00m
Alaska Airlines
Wed 8/2612:45 pm
KEF
-
ONT
1 stop16h 54m
Alaska Airlines
Deal found 1/26$824
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:30 pm
ONT
-
KEF
2 stops31h 15m
Air Canada
Wed 9/309:15 am
KEF
-
ONT
2 stops44h 51m
Air Canada
Deal found 1/25$827
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:55 am
ONT
-
KEF
2 stops14h 45m
Delta
Thu 10/19:30 am
KEF
-
ONT
2 stops13h 44m
Delta
Deal found 1/25$830
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:00 am
ONT
-
KEF
1 stop18h 30m
United Airlines
Mon 9/2810:00 am
KEF
-
ONT
2 stops43h 26m
United Airlines
Deal found 1/25$832
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:30 pm
ONT
-
KEF
2 stops31h 15m
Air Canada
Sun 9/279:15 am
KEF
-
ONT
2 stops39h 32m
Air Canada
Deal found 1/25$835
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:30 pm
ONT
-
KEF
2 stops31h 15m
Air Canada
Sat 9/2610:00 am
KEF
-
ONT
2 stops38h 47m
Air Canada
Deal found 1/25$840
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:55 am
ONT
-
KEF
2 stops14h 45m
Delta
Fri 9/2511:25 am
KEF
-
ONT
2 stops30h 39m
Delta
Deal found 1/25$843

Find flight deals from Ontario to Reykjavik

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Reykjavik (REK). 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$740
(Trip.com)

One-way from

$445
(Delta)

Popular in

December

Cheapest in

September

Average price

$840
Provider with most accurate pricing for Ontario-Reykjavik (REK) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Reykjavik (REK) flights.
Search Deals
From Ontario to Reykjavik (REK)
Search Deals
One-way flight from Ontario to Reykjavik (REK)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Reykjavik 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 2,558,603 searches. Data last updated January 26, 2026.
Use the filters below to find and compare flights from Ontario to Reykjavik that are best for you.

Fly from

Ontario

Fly to

Reykjavik

Route

Depart

Return

Price

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 6/1

12:01 pm-9:00 am

1 stop13h 59m

Reykjavik Keflavik Intl

Fri 6/12

12:45 pm-11:56 pm

1 stop18h 11m

$886

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 5/21

5:00 am-8:30 am

2 stops20h 30m

Reykjavik Keflavik Intl

Wed 5/27

11:30 am-9:03 am

2 stops28h 33m

$928

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 6/23

6:00 am-8:30 am

2 stops19h 30m

Reykjavik Keflavik Intl

Thu 8/27

9:15 am-8:17 pm

2 stops42h 02m

$941

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 7/15

6:00 am-9:00 am

1 stop20h 00m

Reykjavik Keflavik Intl

Thu 7/30

12:45 pm-11:56 pm

1 stop18h 11m

$961

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Fri 7/17

12:13 pm-9:00 am

1 stop13h 47m

Reykjavik Keflavik Intl

Thu 7/30

12:45 pm-11:56 pm

1 stop18h 11m

$961

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sun 6/28

6:00 am-9:00 am

1 stop20h 00m

Reykjavik Keflavik Intl

Wed 7/15

12:45 pm-6:54 pm

1 stop13h 09m

$961

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Fri 7/17

12:13 pm-9:00 am

1 stop13h 47m

Reykjavik Keflavik Intl

Tue 7/21

12:45 pm-11:56 pm

1 stop18h 11m

$961

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 7/4

1:47 pm-9:00 am

1 stop12h 13m

Reykjavik Keflavik Intl

Fri 7/17

12:45 pm-11:56 pm

1 stop18h 11m

$961

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 6/23

6:00 am-8:45 am

2 stops19h 45m

Reykjavik Keflavik Intl

Thu 8/27

9:15 am-5:18 pm

3 stops39h 03m

$976

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 5/30

6:00 am-8:50 am

2 stops19h 50m

Reykjavik Keflavik Intl

Wed 8/19

11:00 am-11:06 pm

2 stops19h 06m

$981

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 22 results
1
2
3
  • Most accurate provider: When it comes to deals on Ontario-Reykjavik flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Reykjavik flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Reykjavik flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Reykjavik flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Reykjavik flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Reykjavik

Have a flexible travel schedule? Discover the best time to fly to Reykjavik from Ontario 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 Ontario to Reykjavik

What is the cheapest month to book a flight from Ontario to Reykjavik?

Currently, January is the cheapest month in which you can book a flight from Ontario to Reykjavik (average of $399). Flying from Ontario to Reykjavik in December is currently the most expensive (average of $885). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Reykjavik. 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 Ontario to Reykjavik?

    For a flight from Ontario to Reykjavik, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Reykjavik per day. 0 airlines have flights to Reykjavik from Ontario on a regular basis.

  • How long is the flight from Ontario to Reykjavik?

    Departing from Ontario to Reykjavik will take you 13h 59m. The distance from Ontario to Reykjavik is about 4271 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Ontario to Reykjavik?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Reykjavik 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 Ontario to Reykjavik?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Reykjavik (average of $399). Flying from Ontario to Reykjavik in December is currently the most expensive (average of $885). 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

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