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Reykjavik

$537+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — REK
Mar 27 — Apr 31
Fri 3/27
Fri 4/3
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 February 25, 2026.

This Trip.com deal was found by Cheapflights users on 2/21. 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.
Wed 4/2212:59 am
ONT
-
KEF
1 stop22h 01m
Multiple Airlines
Wed 4/294:50 pm
KEF
-
ONT
1 stop14h 05m
Multiple Airlines
Deal found 2/21$717
This Trip.com deal was found by Cheapflights users on 2/22. 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 4/136:20 am
ONT
-
KEF
2 stops20h 10m
Multiple Airlines
Mon 4/2711:25 am
KEF
-
ONT
2 stops19h 30m
Multiple Airlines
Deal found 2/22$719
This Trip.com deal was found by Cheapflights users on 2/22. 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 4/2712:59 am
ONT
-
KEF
1 stop22h 01m
Multiple Airlines
Tue 5/54:50 pm
KEF
-
ONT
1 stop14h 05m
Multiple Airlines
Deal found 2/22$724
This Trip.com deal was found by Cheapflights users on 2/24. 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
Mon 4/134:50 pm
KEF
-
ONT
1 stop14h 06m
Multiple Airlines
Deal found 2/24$732
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:20 am
ONT
-
KEF
1 stop16h 40m
Multiple Airlines
Fri 4/104:50 pm
KEF
-
ONT
1 stop14h 06m
Multiple Airlines
Deal found 2/21$782
This Trip.com deal was found by Cheapflights users on 2/21. 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.
Tue 3/38:40 am
ONT
-
KEF
1 stop13h 25m
Multiple Airlines
Wed 3/114:55 pm
KEF
-
ONT
1 stop14h 04m
Multiple Airlines
Deal found 2/21$791
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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.
Tue 8/186:00 am
ONT
-
KEF
1 stop20h 00m
Alaska Airlines
Mon 8/3112:45 pm
KEF
-
ONT
1 stop16h 54m
Alaska Airlines
Deal found 2/21$797
This Alaska Airlines deal was found by Cheapflights users on 2/22. 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.
Sat 6/139:13 pm
ONT
-
KEF
1 stop28h 47m
Alaska Airlines
Wed 6/2412:45 pm
KEF
-
ONT
1 stop29h 29m
Alaska Airlines
Deal found 2/22$809
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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.
Sat 5/304:03 pm
ONT
-
KEF
1 stop33h 57m
Alaska Airlines
Sun 6/712:45 pm
KEF
-
ONT
1 stop29h 25m
Alaska Airlines
Deal found 2/23$813
This United Airlines deal was found by Cheapflights users on 2/23. 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.
Wed 9/237:00 am
ONT
-
KEF
2 stops18h 45m
United Airlines
Fri 10/29:15 am
KEF
-
ONT
2 stops44h 11m
United Airlines
Deal found 2/23$814

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 February 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$717
(Trip.com)

One-way from

$537
(KAYAK)

Popular in

December

Cheapest in

September

Average price

$917
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. 8% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 25, 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 4/6

5:50 am-6:00 am

1 stop17h 10m

Reykjavik Keflavik Intl

Mon 4/13

4:50 pm-3:10 pm

1 stop29h 20m

$745

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 5/21

6:30 am-8:30 am

1 stop19h 00m

Reykjavik Keflavik Intl

Wed 5/27

11:30 am-12:12 pm

2 stops31h 42m

$929

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 4/20

11:59 pm-10:00 am

2 stops27h 01m

Reykjavik Keflavik Intl

Mon 5/11

10:40 am-11:46 pm

2 stops20h 06m

$1,152

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 3/25

7:08 pm-6:30 am

2 stops28h 22m

Reykjavik Keflavik Intl

Mon 3/30

7:45 pm-8:23 pm

2 stops31h 38m

$1,176

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sun 4/5

6:00 am-9:30 am

2 stops20h 30m

Reykjavik Keflavik Intl

Sun 4/12

11:25 am-11:54 pm

2 stops19h 29m

$1,227

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 4/22

11:05 am-12:10 am

2 stops30h 05m

$537

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 5/21

5:00 am-8:30 am

2 stops20h 30m

$621

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 3/2

12:42 am-7:05 pm

3 stops34h 23m

$622

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 4/30

11:53 am-9:30 am

2 stops38h 37m

$739

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 4/30

10:48 am-6:05 am

1 stop12h 17m

$877

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/24

Showing 1-10 of 16 results
1
2
  • 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 $369). 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 19h. The distance from Ontario to Reykjavik is about 4271 mi.

  • 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 $369). 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

Traveling to a place near Reykjavik?

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