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$536+ Cheap flights from Ontario (ONT) to Iceland

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KEF
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from Ontario to Iceland

Cheapest flights from Ontario to Iceland
Explore the most affordable flight options available from Ontario to Iceland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This Icelandair deal was found by Cheapflights users on 12/26. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:30 amONT - KEF
1 stop13h 00mMultiple Airlines
Sat 1/34:55 pmKEF - ONT
1 stop15h 10mMultiple Airlines
Deal found 12/26$2,459
This Trip.com deal was found by Cheapflights users on 12/26. 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.
Sat 12/2712:46 pmONT - KEF
2 stops20h 19mMultiple Airlines
Fri 1/25:00 pmKEF - ONT
1 stop15h 14mMultiple Airlines
Deal found 12/26$3,057
This Icelandair deal was found by Cheapflights users on 12/27. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:25 amONT - KEF
1 stop11h 40mMultiple Airlines
Sat 1/34:55 pmKEF - ONT
1 stop15h 10mMultiple Airlines
Deal found 12/27$3,106
This Icelandair deal was found by Cheapflights users on 12/27. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:30 amONT - KEF
1 stop13h 35mMultiple Airlines
Sun 1/44:55 pmKEF - ONT
1 stop15h 10mMultiple Airlines
Deal found 12/27$3,581
This British Airways deal was found by Cheapflights users on 12/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:59 pmONT - KEF
2 stops50h 56mBritish Airways
Fri 1/26:10 pmKEF - ONT
2 stops36h 04mBritish Airways
Deal found 12/26$3,704
This Icelandair deal was found by Cheapflights users on 12/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:44 amONT - KEF
1 stop11h 31mMultiple Airlines
Sun 1/114:55 pmKEF - ONT
1 stop13h 25mMultiple Airlines
Deal found 12/25$3,962

Find flight deals from Ontario to Iceland

Keep the following information in mind while searching for Ontario to Iceland flight deals. Data was last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$664
(United Airlines)

One-way from

$536
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$1,062
Provider with most accurate pricing for Los Angeles-Reykjavik (REK) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Reykjavik (REK) flights.
Search Deals
From Ontario to Iceland
Search Deals
One-way flight from Ontario to Iceland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Iceland 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 December 28, 2025.
Use the filters below to find and compare flights from Ontario to Iceland that are best for you.

Fly from

Ontario

Fly to

Iceland

Route

Depart

Return

Price

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 5/11

6:54 pm-8:30 am

2 stops30h 36m

Reykjavik Keflavik Intl

Tue 5/19

12:00 pm-10:52 pm

2 stops17h 52m

$664

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 5/13

11:05 am-8:30 am

2 stops14h 25m

Reykjavik Keflavik Intl

Fri 5/22

12:00 pm-10:26 pm

1 stop17h 26m

$862

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 2/25

6:14 am-6:15 am

1 stop16h 01m

Reykjavik Keflavik Intl

Wed 3/4

5:00 pm-10:44 pm

1 stop13h 44m

$882

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Fri 6/5

12:01 pm-9:00 am

1 stop13h 59m

Reykjavik Keflavik Intl

Fri 6/12

12:45 pm-11:56 pm

1 stop18h 11m

$902

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 1/17

11:53 am-6:15 am

1 stop34h 22m

Reykjavik Keflavik Intl

Thu 1/22

5:00 pm-11:56 pm

1 stop14h 56m

$943

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 3/16

7:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Fri 3/20

5:00 pm-9:39 am

1 stop23h 39m

$944

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 1/17

4:03 pm-6:15 am

1 stop30h 12m

Reykjavik Keflavik Intl

Wed 1/21

5:00 pm-10:59 am

1 stop25h 59m

$955

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 6/9

5:00 am-8:30 am

2 stops20h 30m

Reykjavik Keflavik Intl

Fri 6/19

12:00 pm-10:26 pm

1 stop17h 26m

$960

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 6/9

12:01 pm-9:00 am

1 stop13h 59m

$536

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sun 5/10

6:54 pm-8:30 am

2 stops54h 36m

$548

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 20 results
1
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Best time to book a flight from Ontario to Iceland

Have a flexible travel schedule? Discover the best time to fly to Iceland 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 Iceland

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Iceland (average of $495). Flying from Ontario to Iceland 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 Iceland. 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 Iceland?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to Iceland. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Ontario to Iceland?

    For as low as $664, United Airlines can have you in Iceland from Ontario in 30h 36m. Ontario and Iceland are separated by a distance of 4271 mi.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Iceland (average of $495). Flying from Ontario to Iceland 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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