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CA $635 Cheap Flights from Buffalo (BUF) to Reykjavik (KEF)

View CA $635 flight on Mon, Oct 5, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Keflavik International Airport (KEF)

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Cheap flights from Buffalo (BUF) to Reykjavik (KEF)

Prices were available within the past 7 days and start at CA $635 for one-way flights and CA $905 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Nov 14 - Sat, Nov 21
BUF
Buffalo
KEF
Reykjavik
CA $905 Roundtrip, found 4 days ago
CA $905
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Sat, Nov 14 from Buffalo to Reykjavik, returning Sat, Nov 21, priced at CA $905 found 4 days ago
JetBlue Airways
Fri, Oct 2 - Fri, Oct 16
BUF
Buffalo
KEF
Reykjavik
CA $909 Roundtrip, found 1 day ago
CA $909
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Fri, Oct 2 from Buffalo to Reykjavik, returning Fri, Oct 16, priced at CA $909 found 1 day ago
JetBlue Airways
Sun, Sep 6 - Thu, Sep 10
BUF
Buffalo
KEF
Reykjavik
CA $924 Roundtrip, found 2 days ago
CA $924
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sun, Sep 6 from Buffalo to Reykjavik, returning Thu, Sep 10, priced at CA $924 found 2 days ago
JetBlue Airways
Sat, Sep 19 - Fri, Sep 25
BUF
Buffalo
KEF
Reykjavik
CA $924 Roundtrip, found 5 days ago
CA $924
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Sat, Sep 19 from Buffalo to Reykjavik, returning Fri, Sep 25, priced at CA $924 found 5 days ago
Icelandair
Sun, Sep 20 - Mon, Sep 28
BUF
Buffalo
KEF
Reykjavik
CA $928 Roundtrip, found 1 day ago
CA $928
Roundtrip
found 1 day ago
Select Icelandair flight, departing Sun, Sep 20 from Buffalo to Reykjavik, returning Mon, Sep 28, priced at CA $928 found 1 day ago
Icelandair
Tue, Dec 15 - Thu, Jan 7
BUF
Buffalo
KEF
Reykjavik
CA $930 Roundtrip, found 4 days ago
CA $930
Roundtrip
found 4 days ago
Select Icelandair flight, departing Tue, Dec 15 from Buffalo to Reykjavik, returning Thu, Jan 7, priced at CA $930 found 4 days ago
JetBlue Airways
Thu, Oct 15 - Mon, Oct 26
BUF
Buffalo
KEF
Reykjavik
CA $941 Roundtrip, found 11 hours ago
CA $941
Roundtrip
found 11 hours ago
Select JetBlue Airways flight, departing Thu, Oct 15 from Buffalo to Reykjavik, returning Mon, Oct 26, priced at CA $941 found 11 hours ago
United
Wed, Dec 2 - Thu, Dec 24
BUF
Buffalo
KEF
Reykjavik
CA $969 Roundtrip, found 5 days ago
CA $969
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 2 from Buffalo to Reykjavik, returning Thu, Dec 24, priced at CA $969 found 5 days ago
Southwest Airlines
Tue, Dec 15 - Thu, Jan 7
BUF
Buffalo
KEF
Reykjavik
CA $1,042 Roundtrip, found 4 days ago
CA $1,042
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Dec 15 from Buffalo to Reykjavik, returning Thu, Jan 7, priced at CA $1,042 found 4 days ago
Delta
Mon, Oct 5 - Tue, Oct 20
BUF
Buffalo
KEF
Reykjavik
CA $1,052 Roundtrip, found 4 days ago
CA $1,052
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Oct 5 from Buffalo to Reykjavik, returning Tue, Oct 20, priced at CA $1,052 found 4 days ago

Alternative airports near Reykjavik

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Keflavik Intl. KEF. Cheapest option available. Average driving time to city centre is 45 minutes. Flights from CA $1,397
KEF
Keflavik Intl.
Cheapest
Average driving time to city centre45 min
Flights from CA $1,397

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) cost?
You can find one-way and return flights from BUF to KEF with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when BUF to KEF ticket fares go up or down.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
The cheapest months to fly from BUF to KEF are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
Enter BUF to KEF and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
Piedmont Airlines is one of the cheapest airlines offering connecting return flights from Buffalo Niagara Intl. (BUF) to Keflavik Intl. (KEF), with prices starting from around CA$1704 for flights that can be booked for departure within the next year. These flights typically include a layover in Philadelphia Intl. (PHL). These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
There are approximately 38 connecting flights per day from Buffalo Niagara Intl. (BUF) to Keflavik Intl. (KEF). Some common connection points include O'Hare Intl. (ORD), John F. Kennedy Intl. (JFK), and Washington Dulles Intl. (IAD).
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
The earliest flight from Buffalo Niagara Intl. (BUF) to Keflavik Intl. (KEF) typically departs around 5:20 AM. This service is offered by American Airlines and British Airways. This is a seasonal service, active only in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
You'll typically find the most flights from Buffalo Niagara Intl. (BUF) to Keflavik Intl. (KEF) on a Monday, with around 44 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Delta, United, and JetBlue Airways. Compared to other days, Monday offers notably more flight options, making it a convenient day to travel.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
The most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) are in the morning, from 6am to 9am. Many major carriers, including United, Delta and JetBlue Airways, offer flights during this window. Many travelers prefer this because it allows for an early start to their journey, getting you to your destination with plenty of time left in the day.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
There are no nonstop flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.). The distance between these two airports is approximately 4192 kilometres. Flights with one stop typically take around 15 hours 38 minutes. If you have two or more stops, your travel time will be longer, usually around 18 hours 18 minutes. Keep in mind that these are average travel times, and the actual duration can vary based on your specific routing, layover times, and even weather conditions.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
You can fly business class between BUF and KEF. You can fly business class with JetBlue Airways and Delta.
How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Reykjavik (KEF) from Buffalo, NY (BUF)?
If you're planning to travel to Reykjavik from Buffalo Niagara Intl. (BUF), you can fly directly into Keflavik Intl. (KEF). Some flights may connect through major hubs like O'Hare Intl. (ORD), John F. Kennedy Intl. (JFK), or Washington Dulles Intl. (IAD) before reaching Reykjavik. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Reykjavik (KEF-Keflavik Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Keflavik Intl.
Airlines serving
Air Canada, Air France, American Airlines, British Airways, Delta, Icelandair, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic
Roundtrip price
CA $905
Distance
4167 km

Book with confidence

Buffalo to Suðurnesjabær Flights

The easy way to book your flights from Buffalo to Reykjavik 

With Expedia, it’s simple to find and book flights to Reykjavik from Buffalo whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Keflavik Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Buffalo to Reykjavik today, tomorrow, or this week.  

 

Save dollars with cheap flights from Buffalo Niagara Intl., BUF to Keflavik Intl., KEF 

Sort your search results by price to find great deals on your flight from Buffalo to Reykjavik—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Reykjavik from Buffalo currently is just CA $905 rising to CA $1,052.  

Here are more money-saving tips: 

  • Fly in November when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Reykjavik  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Reykjavik from Buffalo 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Reykjavik with Expedia today.

Buffalo to Suðurnesjabær Flights

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*Available to Expedia members.