ONT - KEF

$609 Find Cheap Flights from Ontario to Reykjavik

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Keflavik Intl departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Reykjavik Keflavik Intl Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Reykjavik, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Reykjavik, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$812
Alaska Airlines
Sat 5/30Sat 6/6
ONT - KEF • 1 stop
Cheapest one-way
$609
Multiple Airlines
Tue 1/6
ONT - KEF • 1 stop
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Keflavik Intl!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ontario to Keflavik Intl (ONT-KEF)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Keflavik Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Keflavik Intl

Sat, May 30 - Sat, Jun 6
Alaska Airlines Logo
11:51 am - 9:50 am
ONT
-
KEF
14h 59m1 stop
Alaska Airlines Logo
12:45 pm - 6:25 pm
KEF
-
ONT
12h 40m1 stop
$812Alaska Airlines
Sat, Jan 31 - Sat, Feb 7
Multiple Airlines Logo
7:00 am - 6:15 am
ONT
-
KEF
15h 15m2 stops
Multiple Airlines Logo
5:00 pm - 10:59 am
KEF
-
ONT
25h 59m1 stop
$816Multiple Airlines
Wed, May 13 - Fri, May 22
United Airlines Logo
11:05 am - 8:30 am
ONT
-
KEF
14h 25m2 stops
United Airlines Logo
12:00 pm - 10:26 pm
KEF
-
ONT
17h 26m1 stop
$860United Airlines
Wed, Feb 18 - Tue, Feb 24
Alaska Airlines Logo
6:14 am - 6:15 am
ONT
-
KEF
16h 01m1 stop
Alaska Airlines Logo
5:00 pm - 10:44 pm
KEF
-
ONT
13h 44m1 stop
$882Alaska Airlines
Tue, Feb 17 - Mon, Feb 23
Alaska Airlines Logo
6:14 am - 6:15 am
ONT
-
KEF
16h 01m1 stop
Alaska Airlines Logo
5:00 pm - 11:32 pm
KEF
-
ONT
14h 32m1 stop
$911Alaska Airlines
Sat, Jan 31 - Sat, Feb 7
Alaska Airlines Logo
4:03 pm - 6:15 am
ONT
-
KEF
30h 12m1 stop
Alaska Airlines Logo
5:00 pm - 10:59 am
KEF
-
ONT
25h 59m1 stop
$929Alaska Airlines
Thu, Feb 26 - Tue, Mar 3
Alaska Airlines Logo
6:14 am - 6:15 am
ONT
-
KEF
16h 01m1 stop
Alaska Airlines Logo
5:00 pm - 11:08 am
KEF
-
ONT
26h 08m1 stop
$947Alaska Airlines
Tue, Jun 9 - Fri, Jun 19
United Airlines Logo
6:00 am - 8:30 am
ONT
-
KEF
19h 30m2 stops
United Airlines Logo
12:00 pm - 10:26 pm
KEF
-
ONT
17h 26m1 stop
$958United Airlines
Tue, Jun 9 - Fri, Jun 19
United Airlines Logo
6:53 pm - 8:45 am
ONT
-
KEF
30h 52m3 stops
United Airlines Logo
12:00 pm - 11:06 pm
KEF
-
ONT
18h 06m2 stops
$964United Airlines
Mon, Feb 23 - Mon, Mar 2
Multiple Airlines Logo
9:45 am - 6:05 am
ONT
-
KEF
12h 20m1 stop
Multiple Airlines Logo
4:55 pm - 10:20 pm
KEF
-
ONT
13h 25m1 stop
$986Multiple Airlines
Booking Insights

KAYAK's insights & trends for Ontario to Keflavik Intl flights

Get data-powered insights and trends into flights from Ontario to Keflavik Intl to help you find the cheapest flights, the best time to fly and much more.

What is the most popular layover airport when flying from Ontario to Reykjavik?

Percentage of 1-stop round-trip flights from Ontario to Reykjavik chosen by KAYAK users via each layover airport in the last 12 months (only includes trips with the same layover airport on both legs).

Seattle (SEA) is the top choice – 67% of KAYAK users who clicked on 1-stop flights from Ontario to Reykjavik picked an itinerary connecting there.

What is the cheapest layover airport when flying from Ontario to Reykjavik?

Average round-trip price for 1-stop flights from Ontario to Reykjavik clicked by KAYAK users in the last 12 months (only includes trips with the same layover airport on both legs).

Flights via Calgary (YYC) offer the most affordable fares, with an average round-trip price of $1,013.

Which layover airport offers the shortest total travel time from Ontario to Reykjavik?

Shortest average total travel time for 1-stop one-way flights from Ontario to Reykjavik via different layover airports, based on KAYAK user data from the last 12 months.

Consider flying via Calgary (YYC) for the shortest journey. The average one-way travel time for flights connecting there is 12h 40m.

Which layover airport has the quickest connection when flying from Ontario to Reykjavik?

Average layover duration at different layover airports for 1-stop one-way flights from Ontario to Reykjavik, based on KAYAK user data from the last 12 months.

If you prefer a quick connection, Seattle (SEA) often has the shortest layovers from Ontario to Reykjavik, with an average of 2h 31m.

Find deals

Good to know

Cheapest flight$609
Flight from Ontario to Reykjavik

When to book flights from Ontario to Keflavik Intl

Are your dates flexible? Find out the best times to travel from Ontario to Keflavik Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Ontario to Reykjavik flights

  • What is the cheapest flight from Ontario to Reykjavik Keflavik Intl Airport?

    In the last 3 days, the lowest price for a flight from Ontario to Reykjavik Keflavik Intl Airport was $417 for a one-way ticket and $706 for a round-trip.

  • Do I need a passport to fly between Ontario and Reykjavik?

    Yes

  • Which aircraft models fly most regularly from Ontario to Reykjavik?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Ontario to Reykjavik?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Reykjavik.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Reykjavik?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Reykjavik from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Reykjavik?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Reykjavik with an airline and back to Ontario with another airline. Booking your flights between Ontario and KEF can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Reykjavik?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Reykjavik from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Keflavik Intl

Information on your arrival and departure airports

Ontario (ONT)
Keflavik Intl (KEF)