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Cheap flights from Ontario (ONT) to Keflavik Intl (KEF) from $404

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 6/12. 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.
ONT — KEF
May 2 — May 91
From?
To?
Thu 5/2
Thu 5/9
1 adult, Economy
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How far in advance should I book a flight from Ontario to Reykjavik Keflavik Intl Airport?

Find a great deal and save up to 29% by booking at least 42 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Reykjavik Keflavik Intl Airport within the next two weeks, with the cheapest ticket starting at $848.

What is the cheapest month to fly from Ontario to Reykjavik Keflavik Intl Airport?

Flights from Ontario to Reykjavik Keflavik Intl Airport lean towards being more expensive in June. Prices are generally better when you fly from Ontario to Reykjavik Keflavik Intl Airport in April, with the cheapest ticket starting at $565.

When is the cheapest time to fly from Ontario to Reykjavik Keflavik Intl Airport (ONT - KEF)?

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

Cheap Air Canada flights from Ontario to Keflavik Intl

Explore cheap flight options specifically provided by Air Canada for the route between Ontario and Keflavik Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Find some of the cheapest Air Canada flights traveling from Ontario to Reykjavik. It's recommended that users confirm their flight details before booking.
Sat 9/286:20 pmONT - KEF
2 stops31h 15mAir Canada
Sun 10/610:00 amKEF - ONT
2 stops41h 32mAir Canada
Deal found 4/26$741
Sat 9/286:20 pmONT - KEF
2 stops31h 15mAir Canada
Sun 10/610:00 amKEF - ONT
2 stops38h 43mAir Canada
Deal found 4/26$802
Sat 9/285:15 amONT - KEF
3 stops20h 20mAir Canada
Sun 10/610:00 amKEF - ONT
3 stops17h 32mAir Canada
Deal found 4/26$1,079
Sat 6/85:15 amONT - KEF
3 stops20h 20mAir Canada
Wed 6/1910:00 amKEF - ONT
3 stops17h 48mAir Canada
Deal found 4/26$4,207

Cheap KLM flights from Ontario to Keflavik Intl

Explore cheap flight options specifically provided by KLM for the route between Ontario and Keflavik Intl. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Take a gander at the lowest prices we've found on KLM flights from Ontario to Reykjavik. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Fri 5/105:45 amONT - KEF
2 stops20h 45mKLM
Fri 5/1711:25 amKEF - ONT
2 stops15h 41mKLM
Deal found 4/26$785
Thu 5/166:00 amONT - KEF
2 stops20h 30mKLM
Fri 5/2411:25 amKEF - ONT
2 stops15h 41mKLM
Deal found 4/26$876

Cheap Ontario to Keflavik Intl flights in April & May 2024

Find cheap flight options from Ontario to Keflavik Intl specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 27, 2024.
Scroll through some of the best deals on flights from Ontario to Reykjavik in 2024. Check back regularly for other flight deals.
Sun 4/286:10 amONT - KEF
2 stops20h 20mKLM
Fri 5/1011:25 amKEF - ONT
2 stops18h 22mKLM
Deal found 4/25$876
Thu 5/91:36 pmONT - KEF
2 stops35h 54mUnited Airlines
Thu 5/1612:00 pmKEF - ONT
2 stops15h 53mUnited Airlines
Deal found 4/25$891
Fri 5/245:15 amONT - KEF
2 stops18h 45mUnited Airlines
Fri 5/3112:00 pmKEF - ONT
2 stops15h 48mUnited Airlines
Deal found 4/26$985
Sun 4/2811:36 pmONT - KEF
1 stop15h 59mMultiple Airlines
Fri 5/107:50 pmKEF - ONT
1 stop33h 19mMultiple Airlines
Deal found 4/25$1,083
Thu 5/161:15 pmONT - KEF
1 stop33h 45mMultiple Airlines
Fri 5/247:45 pmKEF - ONT
1 stop27h 56mMultiple Airlines
Deal found 4/26$1,120
Tue 5/215:15 amONT - KEF
2 stops20h 15mUnited Airlines
Wed 5/2912:00 pmKEF - ONT
2 stops16h 14mUnited Airlines
Deal found 4/24$1,246
Wed 5/1512:59 amONT - KEF
1 stop22h 01mMultiple Airlines
Fri 5/247:45 pmKEF - ONT
1 stop27h 56mMultiple Airlines
Deal found 4/26$1,289
Thu 5/167:17 amONT - KEF
2 stops15h 43mMultiple Airlines
Fri 5/2410:30 amKEF - ONT
1 stop13h 31mMultiple Airlines
Deal found 4/26$1,293
Thu 5/96:00 amONT - KEF
1 stop20h 15mMultiple Airlines
Thu 5/167:45 pmKEF - ONT
1 stop20h 20mMultiple Airlines
Deal found 4/25$1,312

Ontario to Keflavik Intl 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Keflavik Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Scroll through some of the best deals on flights from Ontario to Reykjavik in 2024. Check back regularly for other flight deals.
Tue 8/2010:49 amONT - KEF
2 stops14h 41mUnited Airlines
Fri 8/3010:00 amKEF - ONT
2 stops18h 31mUnited Airlines
Deal found 4/25$842
Thu 9/55:15 amONT - KEF
2 stops44h 20mAir Canada
Fri 9/1310:00 amKEF - ONT
2 stops33h 32mAir Canada
Deal found 4/25$856
Fri 9/66:00 amONT - KEF
3 stops18h 00mUnited Airlines
Tue 9/1011:00 amKEF - ONT
2 stops17h 31mUnited Airlines
Deal found 4/24$875
Sun 4/286:10 amONT - KEF
2 stops20h 20mKLM
Fri 5/1011:25 amKEF - ONT
2 stops18h 22mKLM
Deal found 4/25$876
Thu 5/91:36 pmONT - KEF
2 stops35h 54mUnited Airlines
Thu 5/1612:00 pmKEF - ONT
2 stops15h 53mUnited Airlines
Deal found 4/25$891
Fri 5/245:15 amONT - KEF
2 stops18h 45mUnited Airlines
Fri 5/3112:00 pmKEF - ONT
2 stops15h 48mUnited Airlines
Deal found 4/26$985
Thu 7/186:00 amONT - KEF
2 stops18h 00mUnited Airlines
Tue 7/2312:00 pmKEF - ONT
2 stops16h 11mUnited Airlines
Deal found 4/25$991
Mon 11/116:00 amONT - KEF
1 stop16h 15mMultiple Airlines
Mon 11/185:05 pmKEF - ONT
1 stop29h 27mMultiple Airlines
Deal found 4/26$992
Sat 6/85:15 amONT - KEF
2 stops20h 20mMultiple Airlines
Wed 6/1910:00 amKEF - ONT
2 stops33h 33mMultiple Airlines
Deal found 4/26$1,041

Ontario to Keflavik Intl flights leaving soon

Find last-minute flight options from Ontario to Keflavik Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Have a look at some of the flights available from Ontario to Reykjavik departing last-minute. It's wise to confirm all flight details are correct before booking.
Wed 5/15:45 amONT - KEF
2 stops20h 45mKLM
Mon 5/611:25 amKEF - ONT
2 stops18h 37mKLM
Deal found 4/26$876
Wed 5/16:00 amONT - KEF
1 stop17h 15mMultiple Airlines
Mon 5/69:40 amKEF - ONT
1 stop19h 29mMultiple Airlines
Deal found 4/26$1,434
Mon 5/611:59 pmONT - KEF
2 stops27h 06mAmerican Airlines
Fri 5/1710:35 amKEF - ONT
2 stops20h 21mAmerican Airlines
Deal found 4/26$1,688
Wed 5/17:40 pmONT - KEF
2 stops54h 40mAmerican Airlines
Mon 5/610:50 amKEF - ONT
3 stops31h 57mAmerican Airlines
Deal found 4/26$2,233
Wed 5/110:20 pmONT - KEF
3 stops52h 00mAmerican Airlines
Mon 5/610:50 amKEF - ONT
3 stops31h 57mAmerican Airlines
Deal found 4/26$2,304

One-way flights to Keflavik Intl from Ontario

Search for one-way flight options from Ontario to Keflavik Intl. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Take a look at some of the best available options we've come across on one-way flights from Ontario to Reykjavik. Those needing a return flight from Ontario to Reykjavik can use the search form above.
Wed 6/125:41 pmONT - KEF
3 stops55h 34mMultiple Airlines
Deal found 4/26$404
Wed 6/129:46 pmONT - KEF
2 stops51h 29mMultiple Airlines
Deal found 4/26$455
Mon 8/56:00 amONT - KEF
2 stops19h 30mUnited Airlines
Deal found 4/26$578
Wed 6/128:03 amONT - KEF
1 stop14h 57mMultiple Airlines
Deal found 4/26$602
Tue 6/1112:59 amONT - KEF
1 stop22h 01mMultiple Airlines
Deal found 4/26$613
Mon 7/156:00 amONT - KEF
2 stops19h 30mUnited Airlines
Deal found 4/26$655
Wed 7/246:35 pmONT - KEF
2 stops30h 55mUnited Airlines
Deal found 4/26$660
Tue 6/1112:59 amONT - KEF
2 stops24h 16mMultiple Airlines
Deal found 4/26$666
Thu 10/176:20 pmONT - KEF
2 stops29h 40mUnited Airlines
Deal found 4/26$686

Find flights from Ontario to Keflavik Intl within your budget

Customize your flight search to find flights from Ontario to Keflavik Intl 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 3,068,117 searches. Data last updated April 27, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$741 - $1,425

Route

Depart

Return

Price

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Sat 9/28

2 stops31h 15m

Reykjavik Keflavik Intl

Sun 10/6

2 stops41h 32m

$741

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Fri 5/10

2 stops20h 45m

Reykjavik Keflavik Intl

Fri 5/17

2 stops15h 41m

$785

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Sat 9/28

2 stops31h 15m

Reykjavik Keflavik Intl

Sun 10/6

2 stops38h 43m

$802

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Fri 9/6

2 stops19h 30m

Reykjavik Keflavik Intl

Tue 9/10

2 stops32h 45m

$856

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Fri 9/6

3 stops18h 00m

Reykjavik Keflavik Intl

Tue 9/10

2 stops20h 45m

$875

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Sat 9/28

1 stop16h 05m

Reykjavik Keflavik Intl

Sun 10/6

1 stop21h 24m

$981

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Fri 9/20

2 stops51h 01m

Reykjavik Keflavik Intl

Mon 9/30

2 stops43h 36m

$1,098

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Mon 7/29

1 stop15h 50m

Reykjavik Keflavik Intl

Tue 8/6

1 stop19h 48m

$1,316

OntarioReykjavik Keflavik Intl

ONT - KEF

ONTKEF

Ontario

Tue 10/1

2 stops18h 24m

Reykjavik Keflavik Intl

Fri 10/11

2 stops19h 51m

$1,425

Flights are sorted by cheapest first

Deals found on 4/26

When is the cheapest time to fly from Ontario to Reykjavik Keflavik Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Keflavik Intl. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Reykjavik Keflavik Intl Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. 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 Keflavik Intl. Reviews last updated April 27, 2024.
Get a feel of what it's like to fly with Air Canada, KLM and United Airlines from Ontario to Reykjavik by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,966 reviews
Check prices

Food

7.4

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.1
Very good
10,966 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Food

7.4

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

KLM
7.9
Good
1,626 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Food

7.4

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

JetBlue
7.6
Good
4,606 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Food

7.4

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Air France
7.6
Good
1,809 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Food

7.4

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

United Airlines
7.4
Good
11,228 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Food

7.4

Crew

8.6

Overall

8.1

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to Keflavik Intl. 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 Keflavik Intl?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Reykjavik Keflavik Intl. 0 airlines have flights from Ontario to Reykjavik Keflavik Intl on a regular basis. Booking flights from Ontario to Reykjavik Keflavik Intl should not be difficult; the airport handles an average of 0 outbound flights to Reykjavik Keflavik Intl per day.

  • Can I find flights from Ontario to Reykjavik Keflavik Intl Airport for under $800 on Cheapflights?

    Yes, there are multiple flights from Ontario to Reykjavik Keflavik Intl Airport for under $800. The cheapest flight booked recently is on Air Canada for just $741, but on average you can expect to pay $996.

  • Are there last-minute flights available from Ontario to Reykjavik Keflavik Intl Airport for under $900?

    There are currently 5+ open flights from Ontario to Reykjavik Keflavik Intl Airport within the next 7 days for less than $900.

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

    One-way options have recently been found by users for as low as $578 on United Airlines. Other airlines that offer cheap prices include JetBlue from $719 and Air France from $2,787 one-way.

  • What does ONT to KEF mean?

    Great question - ONT to KEF just means Ontario Airport to Reykjavik Keflavik Intl Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Ontario to Keflavik Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Keflavik Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Keflavik Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Keflavik Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Keflavik Intl that include hotel bookings?

    Yes. In addition to deals on Ontario to Keflavik Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Keflavik Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Keflavik Intl.

  • Can I find deals for business class flights from Ontario to Keflavik Intl?

    Yes. Cheapflights offers flight deals from Ontario to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Keflavik Intl that allow pets onboard?

    Many airlines flying from Ontario to Keflavik Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Keflavik Intl?

    Yes, you can often find last-minute deals on Ontario to Keflavik Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Reykjavik Keflavik Intl Airport flight deals updated?

    The Ontario to Reykjavik Keflavik Intl Airport flight deals you see on this page were last updated on 4/26.

See more FAQs

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Alternative routes for Ontario to Keflavik Intl
See prices for flight routes from nearby airports that may be better suited for you.

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Search flights from Ontario to Keflavik Intl by cabin class

Find flights from Ontario to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Keflavik Intl?

When you search for this flight from Ontario to Keflavik Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Keflavik Intl?

Cheapflights helps you find that perfect flight to Keflavik Intl from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ontario to Keflavik Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Keflavik Intl, users can toggle the no change fees filter when performing a flight search.

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Of course! You can now track prices for flights from Ontario to Keflavik Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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