$84 Cheap Flights from Adolfo Suárez Madrid–Barajas to Keflavík International
One-way
Departing from
Adolfo Suárez Madrid–Barajas
Going to
Keflavík International
Reykjavik (KEF)
Iceland • May, 2026
74% AI deal score
$370 $87
Reykjavik (KEF)
Iceland • January, 2027
70% AI deal score
$358 $109
Reykjavik (KEF)
Iceland • April, 2026
69% AI deal score
$370 $118
Top Cheap Flight Deals from Adolfo Suárez Madrid–Barajas to Keflavík International
The cheapest time to fly to Keflavík International
Ready to jet to Keflavík International on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from Adolfo Suárez Madrid–Barajas to Keflavík International
Need to get to Keflavík International ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Iceland Deals
In the next two weeks, fly to Reykjavik from $118.
⌛ Last-Minute
Madrid - KEF
A great last-minute steal for a cross-country flight.
Found 2 days ago
$118
one-way
Tip: If you don’t see your city listed, try a quick search anyway – new deals appear daily. Airlines sometimes slash prices a few days before departure to avoid empty seats.
Keep in mind, while last-minute fares can be lucky finds, booking about a month in advance generally yields cheaper flights on average. If you have flexibility, try to plan ahead. But if an unexpected trip to Keflavík International pops up, check our site – you might get lucky with a sudden fare drop.
Facts About Flights from Adolfo Suárez Madrid–Barajas to Reykjavik
To help you plan your journey, here are some quick Reykjavik flight facts and tips.
Reykjavik airports
Keflavík International Airport (KEF) and Reykjavík Airport (RKV) are Iceland's primary airports, serving different travel needs. KEF is the main international gateway, handling the vast majority of international flights. It's located about 50 km (31 miles) from Reykjavík and offers a wide array of connections to North America and Europe. Expect modern facilities, including numerous shops, restaurants, and car rental options. Public transportation, such as buses and airport shuttles, provides links to Reykjavík. Reykjavík Airport (RKV), situated closer to the city center, primarily handles domestic flights and flights to Greenland and the Faroe Islands. While smaller than KEF, RKV offers convenient access to Iceland's regions, making it ideal for exploring beyond the capital area.
Pro tip: search “Reykjavik (Any)” to see fares to all Reykjavik airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Keflavík International
Cheapest airport
London Stansted (STN)
While not technically *in* Keflavik, London Stansted (STN) often boasts the thriftiest tickets to Iceland. STN is a bustling hub northeast of London, known for its efficiency and a wide array of budget-friendly flight options; so you can save your money for enjoying Iceland's breathtaking views instead of spending it all on the flight!
Nonstop vs. 1-stop
20+ cities
Keflavík International Airport is not a major hub, but this secondary airport still connects to over 20 cities, including popular routes to North American destinations like New York, Boston, and Washington!
Number of airlines
KEF Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
KEF airport insights
Best days to catch a deal
Fri, Sun
Based on the provided data, Friday has the most deals for Keflavík International Airport. You're most likely to find a deal flying out on Friday with Sunday and Thursday following.
Avg. deal survival time
6.6 hours
Deals to Keflavík International Airport typically last for about 6.6 hours. You should book quickly if you see a fare you like, as deals can disappear fast.
Rare deal frequency
8 deals
We found 8 rare deals for flights to Keflavík International Airport in the past month. These rare deals had an AI Deal Score of 90+, and usually consist of mistake fares, special promotions, or ultra-discounts.
Average price drop
-63%
Based on our data, flights to Keflavík International Airport typically see an average price drop of 62.8%. This means you could potentially save a significant amount by monitoring prices and booking at the right time.
Next 4 weeks: deal forecast
Keflavík International Airport - Next Month Forecast
Based on current trends, flights to Keflavík International Airport may see a slight increase in price next month. Travelers should book in advance to secure the best deals as demand is expected to rise.
Top 5 biggest price drops (last 3 months)
Found on March 25
Sørvágur - KEF
$1,180 → $158
87%
Found on March 31
Malta - KEF
$795 → $105
87%
Found on March 27
Maastricht - KEF
$813 → $117
86%
Found on March 25
Aruba - KEF
$5,800 → $1,068
82%
Found on March 29
Mexico City - KEF
$1,875 → $389
79%
Check these nearby airports too
Looking for more options? These airports near KEF sometimes drop rare deals too:
Gjogur Airport (GJR)
~3 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially GJR for long-haul deal surprises.
When Is the Best Time to Fly from Adolfo Suárez Madrid–Barajas to Keflavík International
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Keflavík International:
Cheapest month
November
Cheapest month
November is typically the cheapest month to fly to Reykjavik. Visiting Reykjavik in November offers a unique experience with fewer crowds and a chance to witness the Northern Lights. Plus, you'll likely find better deals on flights and accommodations, making it a budget-friendly adventure.
Best day to book
Tuesday
Best day to book
Booking your flight on a Tuesday could save you some serious cash. Airlines often release new deals at the start of the week, and by Tuesday, the initial rush is over, giving you a sweet spot for snagging lower prices. So, set a reminder and get ready to book those tickets!
Cheapest days to fly
Wednesday
Cheapest days to fly
Flying to Reykjavik on a Wednesday can be lighter on your wallet. Mid-week flights generally have fewer travelers, leading to airlines offering discounts to fill those seats. Take advantage of the savings and use that extra cash for some delicious Icelandic cuisine!
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking about two months in advance is often the sweet spot for flights to Reykjavik. This timeframe usually balances demand and availability, allowing you to secure better prices before they skyrocket closer to your travel date. Start planning ahead to maximize your savings!
Keflavík International Airports & Ground Transportation
One big question for travelers is which Keflavík International airport to fly into. Here’s a quick guide to Keflavík International’s airports and how to get to the city from each:
Keflavik International Airport (KEF)
Welcome to Keflavik International Airport, Iceland's largest airport and main international hub! Located about 50 kilometers (31 miles) from Reykjavik, it serves as the primary gateway for most travelers visiting Iceland. You'll find a good selection of shops, restaurants, and duty-free stores to keep you occupied. Getting to Reykjavik is easy with the Flybus airport shuttle or by renting a car, both readily available options. Be prepared to be greeted by a modern and efficient airport that embodies Iceland's charm.
Tip: Take advantage of the duty-free shopping upon arrival if you plan on enjoying alcoholic beverages during your stay, as prices are significantly lower than in the city.
Reykjavik Domestic Airport (RKV)
Reykjavik Domestic Airport is conveniently located close to Reykjavik city center and primarily handles domestic flights and flights to Greenland. While smaller than Keflavik, it provides quick access to destinations within Iceland, making it ideal for exploring the country's remote regions. The airport offers basic amenities, including car rentals and taxi services. From here you can quickly access many domestic locations. Getting to the city center is a breeze with a short taxi or bus ride.
What to Do in Reykjavik
Reykjavik isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Reykjavik, organized by interest:
Sightseeing & Landmarks
Get your camera ready! Reykjavik is bursting with iconic landmarks like the Hallgrímskirkja church and the Sun Voyager sculpture. Don't miss exploring the charming streets of the Old Town for a taste of Icelandic history.
Arts & Culture
Dive into Reykjavik's vibrant arts scene by visiting the Harpa Concert Hall for stunning architecture and performances. Explore numerous museums and galleries showcasing Icelandic art and history.
Food & Nightlife
Prepare your taste buds for an adventure! Reykjavik offers a diverse culinary scene, from traditional Icelandic cuisine to innovative modern dishes. When the sun sets, the city comes alive with cozy pubs and lively music venues.
Shopping & Fashion
Indulge in some retail therapy in Reykjavik's Laugavegur shopping street. Discover unique Icelandic designs, cozy wool sweaters, and stylish boutiques.
Nearby Getaways
Escape the city for breathtaking natural wonders just a short drive away. Explore the Golden Circle route with geysers and waterfalls, or relax in the Blue Lagoon's geothermal waters.
No matter your interest – be it art, food, nightlife, or nature – Reykjavik has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in Reykjavik This Month
reykjavík city band plus icelandic pop icons!
The Reykjavík City Band presents a spectacular musical performance in Harpa's Norðurljós hall this April, featuring Icelandic music superstars Mugison, Ragga Gísla, and Una Torfa. The concert promises an unforgettable evening of diverse musical styles and collaborations.
Reykjavik Weather
Weather in Reykjavik
Wed, Apr 1
25%
4° 2°
25%
Thu, Apr 2
Frequently Asked Questions About Flights to Keflavík International
Pro Tips for Finding Cheap Flights to Keflavík International
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Keflavík International flights:
Be Flexible With Your Dates: Sometimes flying a day earlier or later can drastically cut the cost of your flight to Keflavík. Play around with different dates to see what you can find – think of it as a fun game of travel roulette!
Consider Alternative Airports: While Keflavík is the main airport, flying into a smaller, nearby airport and then taking ground transportation could save you some serious cash. A little extra travel time might be worth the savings!
