HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reykjavik

$509+ Cheap flights from Ontario (ONT) to Reykjavik

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — REK
May 18 — May 251
Sun 5/18
Sun 5/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Reykjavik 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.

Cheap 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 (IS1). 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 May 13, 2025.

Round-trip from

$621
(Orbitz)

One-way from

$509
(Trip.com)

Popular in

September

Cheapest in

March

Average price

$969
From Ontario to Reykjavik
Search Deals
One-way flight from Ontario to Reykjavik
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find 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 May 13, 2025.

This Orbitz deal was found by Cheapflights users on 5/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:05 pmONT - KEF
2 stops35h 50mBritish Airways
Tue 11/1111:45 amKEF - ONT
2 stops41h 56mBritish Airways
Deal found 5/12$621
This United Airlines deal was found by Cheapflights users on 5/12. 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 8/197:00 amONT - KEF
1 stop18h 30mUnited Airlines
Sun 8/249:30 amKEF - ONT
2 stops34h 02mUnited Airlines
Deal found 5/12$626
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 11/56:00 amONT - KEF
1 stop16h 15mMultiple Airlines
Tue 11/115:05 pmKEF - ONT
1 stop13h 32mMultiple Airlines
Deal found 5/12$679
This Delta deal was found by Cheapflights users on 5/13. 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 10/77:00 amONT - KEF
2 stops19h 30mDelta
Sun 10/128:45 amKEF - ONT
2 stops38h 29mDelta
Deal found 5/13$720
This KLM deal was found by Cheapflights users on 5/13. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/297:05 amONT - KEF
2 stops16h 55mKLM
Mon 6/99:30 amKEF - ONT
2 stops13h 58mKLM
Deal found 5/13$898
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 11/56:55 pmONT - KEF
2 stops27h 20mAlaska Airlines
Tue 11/115:05 pmKEF - ONT
1 stop13h 32mAlaska Airlines
Deal found 5/12$1,052
This Ticket deal was found by Cheapflights users on 5/13. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1610:01 amONT - KEF
2 stops16h 29mAir France
Thu 5/2911:25 amKEF - ONT
2 stops18h 04mAir France
Deal found 5/13$1,100
This Air Canada deal was found by Cheapflights users on 5/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/265:05 amONT - KEF
3 stops20h 05mAir Canada
Thu 7/39:30 amKEF - ONT
3 stops34h 02mAir Canada
Deal found 5/12$1,146
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Fri 6/2012:59 amONT - KEF
2 stops49h 46mAmerican Airlines
Mon 6/3010:45 amKEF - ONT
2 stops39h 16mAmerican Airlines
Deal found 5/11$1,818

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 May 13, 2025.
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

Wed 11/5

3:05 pm-10:55 am

2 stops35h 50m

Reykjavik Keflavik Intl

Tue 11/11

11:45 am-9:41 pm

2 stops41h 56m

$621

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 8/19

7:00 am-8:30 am

1 stop18h 30m

Reykjavik Keflavik Intl

Sun 8/24

9:30 am-12:32 pm

2 stops34h 02m

$626

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 11/5

6:00 am-6:15 am

1 stop16h 15m

Reykjavik Keflavik Intl

Tue 11/11

5:05 pm-10:37 pm

1 stop13h 32m

$679

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Tue 10/7

7:00 am-9:30 am

2 stops19h 30m

Reykjavik Keflavik Intl

Sun 10/12

8:45 am-4:14 pm

2 stops38h 29m

$720

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 5/29

7:05 am-7:00 am

2 stops16h 55m

Reykjavik Keflavik Intl

Mon 6/9

9:30 am-4:28 pm

2 stops13h 58m

$898

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Wed 11/5

6:55 pm-6:15 am

2 stops27h 20m

Reykjavik Keflavik Intl

Tue 11/11

5:05 pm-10:37 pm

1 stop13h 32m

$1,052

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 6/26

5:05 am-8:10 am

3 stops20h 05m

Reykjavik Keflavik Intl

Thu 7/3

9:30 am-12:32 pm

3 stops34h 02m

$1,146

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Fri 6/20

12:59 am-9:45 am

2 stops49h 46m

Reykjavik Keflavik Intl

Mon 6/30

10:45 am-7:01 pm

2 stops39h 16m

$1,818

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Thu 5/29

12:59 am-9:25 am

1 stop25h 26m

$509

OntarioReykjavik

ONT - KEF

ONTKEF

Ontario

Sat 9/6

5:10 am-8:10 am

2 stops20h 00m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Showing 1-10 of 14 results
1
2

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, November is the cheapest month in which you can book a flight from Ontario to Reykjavik (average of $328). Flying from Ontario to Reykjavik in June is currently the most expensive (average of $653). 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 KEF?

Find hourly flight availability from Ontario to Reykjavik. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 13, 2025.

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

Rainfall in Reykjavik by month

Plan your trip to Reykjavik by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Reykjavik ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. May is typically the driest time to visit Reykjavik when rainfall is around 1.6 in.

Temperature in Reykjavik by month

Plan your trip to Reykjavik by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Reykjavik, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 51.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Reykjavik

Get insights into the airlines that provide service to Reykjavik. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reykjavik. Reviews last updated May 13, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,949 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
KLM
7.8
Good
1,342 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,726 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Reykjavik from Ontario. Booking flights from Ontario (ONT) to Reykjavik should be relatively easy as there are 0 daily outbound flights to Reykjavik from 0 different airlines.

  • What are the cheapest airlines to fly from Ontario to Reykjavik one-way?

    One-way options have recently been found by users for as low as $531 on Air Canada. Other airlines that offer cheap prices include United Airlines from $535 and KLM from $661 one-way.

  • 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, November is the cheapest month in which you can book a flight from Ontario to Reykjavik (average of $328). Flying from Ontario to Reykjavik in June is currently the most expensive (average of $653). 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.

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.