HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Iceland

$627+ Cheap flights from Ontario (ONT) to Iceland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KEF
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Iceland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 November 5, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 amONT - KEF
1 stop16h 15mMultiple Airlines
Mon 12/155:00 pmKEF - ONT
1 stop14h 29mMultiple Airlines
Deal found 11/4$820
This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/84:47 pmONT - KEF
2 stops34h 03mAmerican Airlines
Mon 12/1511:50 amKEF - ONT
2 stops32h 03mAmerican Airlines
Deal found 11/4$1,001
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 amONT - KEF
1 stop16h 15mAlaska Airlines
Mon 12/154:50 pmKEF - ONT
2 stops26h 29mAlaska Airlines
Deal found 11/4$1,002
This American Airlines deal was found by Cheapflights users on 11/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:00 amONT - KEF
2 stops26h 15mAmerican Airlines
Sun 11/2311:50 amKEF - ONT
2 stops38h 32mAmerican Airlines
Deal found 11/3$1,053
This American Airlines deal was found by Cheapflights users on 11/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:46 pmONT - KEF
2 stops44h 29mAmerican Airlines
Sun 11/2311:50 amKEF - ONT
2 stops38h 32mAmerican Airlines
Deal found 11/3$1,062
This Icelandair deal was found by Cheapflights users on 11/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:30 amONT - KEF
1 stop13h 35mMultiple Airlines
Thu 1/84:55 pmKEF - ONT
1 stop12h 50mMultiple Airlines
Deal found 11/3$1,091
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:00 amONT - KEF
2 stops16h 15mAlaska Airlines
Tue 12/235:00 pmKEF - ONT
1 stop15h 14mAlaska Airlines
Deal found 11/5$1,168
This Icelandair deal was found by Cheapflights users on 11/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:03 pmONT - KEF
1 stop28h 12mMultiple Airlines
Sat 11/224:55 pmKEF - ONT
1 stop15h 10mMultiple Airlines
Deal found 11/3$1,176
This Icelandair deal was found by Cheapflights users on 11/3. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:20 amONT - KEF
1 stop14h 55mMultiple Airlines
Sat 11/224:55 pmKEF - ONT
1 stop24h 15mMultiple Airlines
Deal found 11/3$1,177

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 November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$627
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$1,002
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
Highest demand for flights based on searches. 6% potential increase in price ($64 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 November 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 November 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

Fri 1/9

6:00 am-6:05 am

1 stop16h 05m

Reykjavik Keflavik Intl

Tue 1/20

4:55 pm-10:39 pm

1 stop13h 44m

$627

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 12/8

6:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Mon 12/15

5:00 pm-12:46 pm

2 stops27h 46m

$883

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 2/18

8:55 am-6:05 am

1 stop13h 10m

Reykjavik Keflavik Intl

Sun 2/22

4:55 pm-11:35 pm

1 stop14h 40m

$936

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Mon 1/12

8:55 am-6:05 am

1 stop13h 10m

Reykjavik Keflavik Intl

Tue 1/20

4:55 pm-9:45 pm

1 stop12h 50m

$936

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 2/21

10:05 am-6:05 am

1 stop12h 00m

Reykjavik Keflavik Intl

Wed 2/25

4:55 pm-9:45 pm

1 stop12h 50m

$936

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 2/28

10:05 am-6:05 am

1 stop12h 00m

Reykjavik Keflavik Intl

Thu 3/5

4:55 pm-10:45 pm

1 stop13h 50m

$936

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 3/7

10:25 am-6:05 am

1 stop11h 40m

Reykjavik Keflavik Intl

Thu 3/12

4:55 pm-10:45 pm

1 stop12h 50m

$936

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Fri 1/16

9:45 am-6:05 am

1 stop12h 20m

Reykjavik Keflavik Intl

Tue 1/20

4:55 pm-9:45 pm

1 stop12h 50m

$966

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 3/10

11:30 am-6:15 am

1 stop11h 45m

Reykjavik Keflavik Intl

Wed 3/18

4:55 pm-10:20 pm

1 stop12h 25m

$985

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 3/3

8:55 am-6:05 am

1 stop13h 10m

Reykjavik Keflavik Intl

Tue 3/10

5:00 pm-10:37 pm

1 stop12h 37m

$985

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 23 results
1
2
3

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, June is the cheapest month in which you can book a flight from Ontario to Iceland (average of $532). Flying from Ontario to Iceland in December is currently the most expensive (average of $810). 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 November 5, 2025.

When flying from Ontario to Iceland, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 55% versus a flight in the evening.

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.

  • 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, June is the cheapest month in which you can book a flight from Ontario to Iceland (average of $532). Flying from Ontario to Iceland in December is currently the most expensive (average of $810). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Iceland

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
Los Angeles to Charles de Gaulle flights
San Francisco to Heathrow flights
San Francisco to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
Los Angeles to Orly flights
Los Angeles to Madrid flights
Los Angeles to Gatwick flights
San Francisco to Gatwick flights
Los Angeles to Frankfurt flights
Los Angeles to London City flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to Istanbul flights
San Francisco to London City flights
Los Angeles to Barcelona-El Prat flights
San Francisco to Istanbul flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Stansted flights
San Francisco to Frankfurt flights
San Francisco to Lisbon flights
Los Angeles to Amsterdam flights
San Francisco to Amsterdam flights
Los Angeles to Zurich flights
Ontario to Charles de Gaulle flights
San Francisco to Madrid flights
San Francisco to Dublin flights
San Diego to Heathrow flights
Ontario to Heathrow flights
Los Angeles to Luton flights
San Francisco to Stansted flights
Los Angeles to Dublin flights
San Francisco to Munich flights
Ontario to Leonardo da Vinci/Fiumicino flights
Santa Ana to Heathrow flights
San Francisco to Orly flights
San Francisco to Zurich flights
Santa Ana to Charles de Gaulle flights
Los Angeles to Lisbon flights
Burbank to Charles de Gaulle flights
Los Angeles to Palma de Mallorca flights
Los Angeles to Malpensa flights
San Francisco to Malpensa flights
Los Angeles to Munich flights
Ontario to Palma de Mallorca flights
Los Angeles to Copenhagen flights
Los Angeles to Beauvais-Tille flights
Los Angeles to Sabiha Gokcen flights
Los Angeles to Athens flights
San Francisco to Linate flights
Las Vegas to Heathrow flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.