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Iceland

$380+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KEF
Sep 10 — Sep 171
Wed 9/10
Wed 9/17
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 September 5, 2025.

Round-trip from

$571
(Trip.com)

One-way from

$380
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$834
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. 4% potential increase in price ($39 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 September 2025
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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 September 5, 2025.

This Trip.com deal was found by Cheapflights users on 9/4. 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 11/38:02 amONT - KEF
1 stop14h 13mMultiple Airlines
Fri 11/75:00 pmKEF - ONT
1 stop12h 58mMultiple Airlines
Deal found 9/4$571
This Delta deal was found by Cheapflights users on 9/3. 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.
Tue 10/1411:36 amONT - KEF
2 stops38h 54mDelta
Mon 10/2011:25 amKEF - ONT
2 stops17h 57mDelta
Deal found 9/3$679
This Delta deal was found by Cheapflights users on 9/3. 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.
Sun 10/511:55 amONT - KEF
2 stops14h 35mDelta
Mon 10/138:45 amKEF - ONT
2 stops20h 37mDelta
Deal found 9/3$713
This Delta deal was found by Cheapflights users on 9/3. 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 10/1510:00 pmONT - KEF
2 stops52h 30mDelta
Mon 10/2011:25 amKEF - ONT
2 stops17h 57mDelta
Deal found 9/3$731
This United deal was found by Cheapflights users on 9/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/225:10 amONT - KEF
2 stops18h 50mMultiple Airlines
Fri 10/39:30 amKEF - ONT
2 stops20h 00mMultiple Airlines
Deal found 9/3$743
This Trip.com deal was found by Cheapflights users on 9/3. 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 12/246:00 amONT - KEF
1 stop16h 15mMultiple Airlines
Wed 12/315:00 pmKEF - ONT
1 stop15h 14mMultiple Airlines
Deal found 9/3$775
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sun 9/288:16 pmONT - KEF
2 stops28h 59mUnited Airlines
Tue 10/79:50 amKEF - ONT
2 stops41h 34mUnited Airlines
Deal found 9/4$788
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 9/255:05 amONT - KEF
2 stops20h 05mUnited Airlines
Fri 10/39:30 amKEF - ONT
2 stops44h 22mUnited Airlines
Deal found 9/5$805
This Delta deal was found by Cheapflights users on 9/3. 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.
Sat 10/1111:36 amONT - KEF
2 stops38h 54mDelta
Mon 10/2011:25 amKEF - ONT
2 stops17h 57mDelta
Deal found 9/3$825
This Delta deal was found by Cheapflights users on 9/3. 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.
Sat 10/411:55 amONT - KEF
2 stops14h 35mDelta
Mon 10/1311:25 amKEF - ONT
2 stops17h 57mDelta
Deal found 9/3$828
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Fri 10/37:02 amONT - KEF
2 stops18h 13mUnited Airlines
Mon 10/69:50 amKEF - ONT
2 stops43h 40mUnited Airlines
Deal found 9/3$853
This United Airlines deal was found by Cheapflights users on 9/4. 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 9/107:00 amONT - KEF
1 stop18h 30mUnited Airlines
Wed 9/249:30 amKEF - ONT
2 stops44h 22mUnited Airlines
Deal found 9/4$861

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 September 5, 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 11/3

8:02 am-6:15 am

1 stop14h 13m

Reykjavik Keflavik Intl

Fri 11/7

5:00 pm-9:58 pm

1 stop12h 58m

$571

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 10/14

11:36 am-9:30 am

2 stops38h 54m

Reykjavik Keflavik Intl

Mon 10/20

11:25 am-10:22 pm

2 stops17h 57m

$679

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sun 10/5

11:55 am-9:30 am

2 stops14h 35m

Reykjavik Keflavik Intl

Mon 10/13

8:45 am-10:22 pm

2 stops20h 37m

$713

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 10/15

10:00 pm-9:30 am

2 stops52h 30m

Reykjavik Keflavik Intl

Mon 10/20

11:25 am-10:22 pm

2 stops17h 57m

$731

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 9/22

5:10 am-7:00 am

2 stops18h 50m

Reykjavik Keflavik Intl

Fri 10/3

9:30 am-10:30 pm

2 stops20h 00m

$743

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 12/24

6:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Wed 12/31

5:00 pm-12:14 am

1 stop15h 14m

$775

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sun 9/28

8:16 pm-8:15 am

2 stops28h 59m

Reykjavik Keflavik Intl

Tue 10/7

9:50 am-8:24 pm

2 stops41h 34m

$788

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 9/25

5:05 am-8:10 am

2 stops20h 05m

Reykjavik Keflavik Intl

Fri 10/3

9:30 am-10:52 pm

2 stops44h 22m

$805

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 10/11

11:36 am-9:30 am

2 stops38h 54m

Reykjavik Keflavik Intl

Mon 10/20

11:25 am-10:22 pm

2 stops17h 57m

$825

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 10/4

11:55 am-9:30 am

2 stops14h 35m

Reykjavik Keflavik Intl

Mon 10/13

11:25 am-10:22 pm

2 stops17h 57m

$828

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/3

Showing 1-10 of 20 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, November is the cheapest month in which you can book a flight from Ontario to Iceland (average of $328). Flying from Ontario to Iceland in June is currently the most expensive (average of $655). 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.

What is the cheapest time of day to fly from ONT to IS?

Find hourly flight availability from Ontario to Iceland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 5, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Iceland as you normally would.

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 $679, Delta can have you in Iceland from Ontario in 38h 54m. 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, November is the cheapest month in which you can book a flight from Ontario to Iceland (average of $328). Flying from Ontario to Iceland in June is currently the most expensive (average of $655). 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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