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$700+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KEF
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Ontario to Iceland

Keep the following information in mind while searching for Ontario to Iceland flight deals. Data was last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$710
(United Airlines)

One-way from

$700
(Icelandair)

Popular in

December

Cheapest in

September

Average price

$840
Provider with most accurate pricing for Los Angeles-Reykjavik (REK) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Reykjavik (REK) flights.
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From Ontario to Iceland
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One-way flight from Ontario to Iceland
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Highest demand for flights based on searches. 5% potential increase in price ($54 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/6. 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.
Tue 5/127:00 amONT - KEF
1 stop18h 30mUnited Airlines
Mon 5/1812:00 pmKEF - ONT
1 stop17h 26mUnited Airlines
Deal found 1/6$710
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Wed 1/217:15 amONT - KEF
1 stop14h 50mMultiple Airlines
Tue 1/274:55 pmKEF - ONT
1 stop30h 12mMultiple Airlines
Deal found 1/7$765
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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.
Mon 8/171:47 pmONT - KEF
1 stop12h 13mAlaska Airlines
Thu 8/2712:45 pmKEF - ONT
1 stop16h 54mAlaska Airlines
Deal found 1/6$769
This United Airlines deal was found by Cheapflights users on 1/7. 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 5/1311:05 amONT - KEF
2 stops14h 25mUnited Airlines
Fri 5/2212:00 pmKEF - ONT
1 stop17h 26mUnited Airlines
Deal found 1/7$776
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Thu 1/226:00 amONT - KEF
1 stop16h 15mMultiple Airlines
Thu 2/55:00 pmKEF - ONT
1 stop14h 56mMultiple Airlines
Deal found 1/7$784
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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.
Wed 7/151:47 pmONT - KEF
1 stop12h 13mAlaska Airlines
Wed 7/2212:45 pmKEF - ONT
1 stop18h 11mAlaska Airlines
Deal found 1/8$792
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 7/105:33 pmONT - KEF
1 stop32h 27mAlaska Airlines
Wed 7/2212:45 pmKEF - ONT
1 stop18h 11mAlaska Airlines
Deal found 1/8$800
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Tue 10/67:00 amONT - KEF
2 stops17h 55mUnited Airlines
Thu 10/1510:00 amKEF - ONT
2 stops43h 26mUnited Airlines
Deal found 1/7$813
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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.
Thu 7/161:47 pmONT - KEF
1 stop12h 13mAlaska Airlines
Wed 7/2212:45 pmKEF - ONT
1 stop18h 11mAlaska Airlines
Deal found 1/8$815

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 January 8, 2026.
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

Tue 5/12

7:00 am-8:30 am

1 stop18h 30m

Reykjavik Keflavik Intl

Mon 5/18

12:00 pm-9:50 pm

2 stops16h 50m

$714

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 5/13

7:00 am-8:30 am

1 stop18h 30m

Reykjavik Keflavik Intl

Mon 5/18

12:00 pm-9:50 pm

2 stops16h 50m

$714

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

$776

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sun 5/31

6:00 am-9:00 am

1 stop20h 00m

Reykjavik Keflavik Intl

Sat 6/6

12:45 pm-11:07 am

1 stop29h 22m

$823

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 7/6

1:47 pm-9:00 am

1 stop12h 13m

Reykjavik Keflavik Intl

Mon 7/13

12:45 pm-11:56 pm

1 stop18h 11m

$885

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 7/6

1:47 pm-9:00 am

1 stop12h 13m

Reykjavik Keflavik Intl

Fri 7/10

12:45 pm-11:56 pm

1 stop18h 11m

$885

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 3/3

6:30 am-6:05 am

1 stop15h 35m

$700

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Fri 2/6

9:45 am-6:05 am

1 stop12h 20m

$700

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 2/28

6:55 am-6:05 am

1 stop15h 10m

$700

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 6/18

7:48 pm-9:00 am

1 stop30h 12m

$729

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 16 results
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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 $384). 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 $714, United Airlines can have you in Iceland from Ontario in 18h 30m. Ontario and Iceland are separated by a distance of 4271 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $384). 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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