HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Madrid

$125+ Cheap flights from Keflavik Intl (KEF) to Madrid, Spain (MAD)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — MAD
abr. 20 — abr. 271
dom. 4/20
dom. 4/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Keflavik Intl to Madrid 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 Keflavik Intl to Madrid

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Madrid (MAD). 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 abril 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Flightnetwork
3 stars

Round-trip from

$194
(Iberia Express)

One-way from

$125
(Iberia)

Popular in

November

Cheapest in

May

Average price

$314

Good round-trip deal

$340 or less

Good one-way deal

$158 or less
Provider with most accurate pricing for Reykjavik Keflavik Intl-Madrid Barajas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Reykjavik Keflavik Intl-Madrid Barajas flights.
Search Deals
From Reykjavik Keflavik Intl to Madrid Barajas
Search Deals
One-way flight from Reykjavik Keflavik Intl to Madrid Barajas
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Reykjavik Keflavik Intl to Madrid Barajas.
Search Deals
Price to beat on a one-way flight from Reykjavik Keflavik Intl to Madrid Barajas.
Search Deals

Find flight deals from Keflavik Intl to Madrid

Cheapest flights from Keflavik Intl to Madrid
Explore the most affordable flight options available from Keflavik Intl to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

This Iberia Express deal was found by Cheapflights users on 4/15. 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 Iberia Express is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/141:30 amKEF - MAD
Nonstop4h 25mIberia Express
mié. 5/2110:20 pmMAD - KEF
Nonstop4h 25mIberia Express
Deal found 4/15$194
This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/159:45 amKEF - MAD
1 stop13h 10mMultiple Airlines
mié. 5/2110:15 amMAD - KEF
1 stop24h 50mMultiple Airlines
Deal found 4/15$215
This Mytrip deal was found by Cheapflights users on 4/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/303:30 pmKEF - MAD
Nonstop4h 25mPLAY
vie. 6/610:55 pmMAD - KEF
Nonstop4h 30mPLAY
Deal found 4/15$282
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
dom. 5/116:55 pmKEF - MAD
1 stop18h 50mWizz Air
dom. 5/189:15 amMAD - KEF
1 stop11h 00mWizz Air
Deal found 4/14$306
This Kiwi.com deal was found by Cheapflights users on 4/14. 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.
sáb. 5/101:15 amKEF - MAD
1 stop7h 40mLufthansa
dom. 5/186:00 amMAD - KEF
1 stop19h 35mLufthansa
Deal found 4/14$350
This Iberia deal was found by Cheapflights users on 4/15. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/211:30 amKEF - MAD
Nonstop4h 25mIberia
sáb. 5/3110:20 pmMAD - KEF
Nonstop4h 25mIberia
Deal found 4/15$420
This Priceline deal was found by Cheapflights users on 4/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/154:10 pmKEF - MAD
2 stops42h 00mScandinavian Airlines
jue. 9/1812:55 pmMAD - KEF
2 stops20h 10mScandinavian Airlines
Deal found 4/15$546
This FlightHub deal was found by Cheapflights users on 4/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/228:45 amKEF - MAD
1 stop9h 20mFinnair
sáb. 5/3110:15 amMAD - KEF
2 stops39h 35mFinnair
Deal found 4/15$652
This Turkish Airlines deal was found by Cheapflights users on 4/15. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/1510:30 amKEF - MAD
2 stops21h 55mTurkish Airlines
mié. 5/216:20 pmMAD - KEF
2 stops22h 45mTurkish Airlines
Deal found 4/15$1,095

Cheapflights Fare Finder

Customize your flight search to find flights from Keflavik Intl to Madrid 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 abril 15, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Madrid that are best for you.

Fly from

Keflavik Intl

Fly to

Madrid

Route

Depart

Return

Price

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

mié. 5/14

1:30 am-7:55 am

Nonstop4h 25m

Madrid Barajas

mié. 5/21

10:20 pm-12:45 am

Nonstop4h 25m

$194

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

jue. 5/15

9:45 am-12:55 am

1 stop13h 10m

Madrid Barajas

mié. 5/21

10:15 am-9:05 am

1 stop24h 50m

$215

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

vie. 5/30

3:30 pm-9:55 pm

Nonstop4h 25m

Madrid Barajas

vie. 6/6

10:55 pm-1:25 am

Nonstop4h 30m

$282

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

dom. 5/11

6:55 pm-3:45 pm

1 stop18h 50m

Madrid Barajas

dom. 5/18

9:15 am-6:15 pm

1 stop11h 00m

$306

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

sáb. 5/10

1:15 am-10:55 am

1 stop7h 40m

Madrid Barajas

dom. 5/18

6:00 am-11:35 pm

1 stop19h 35m

$350

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

mié. 5/21

1:30 am-7:55 am

Nonstop4h 25m

Madrid Barajas

sáb. 5/31

10:20 pm-12:45 am

Nonstop4h 25m

$420

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

dom. 6/15

4:10 pm-12:10 pm

2 stops42h 00m

Madrid Barajas

jue. 9/18

12:55 pm-7:05 am

2 stops20h 10m

$546

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

jue. 5/22

8:45 am-8:05 pm

1 stop9h 20m

Madrid Barajas

sáb. 5/31

10:15 am-11:50 pm

2 stops39h 35m

$652

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

jue. 5/15

10:30 am-10:25 am

2 stops21h 55m

Madrid Barajas

mié. 5/21

6:20 pm-3:05 pm

2 stops22h 45m

$1,095

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

mié. 5/14

1:30 am-7:55 am

Nonstop4h 25m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 20 results
1
2

Compare providers for flights from Keflavik Intl to Madrid

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Keflavik Intl to Madrid in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
FlightnetworkPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Madrid flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Reykjavik Keflavik Intl Airport-Madrid flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Reykjavik Keflavik Intl Airport-Madrid flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Reykjavik Keflavik Intl Airport-Madrid flights, Cheapflights users trust Flightnetwork the most. Flightnetwork has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Reykjavik Keflavik Intl Airport-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Keflavik Intl to Madrid

Have a flexible travel schedule? Discover the best time to fly to Madrid from Keflavik Intl 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 Reykjavik Keflavik Intl Airport to Madrid

What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport to Madrid?

Currently, November is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Madrid (average of $543). Flying from Reykjavik Keflavik Intl Airport to Madrid in June is currently the most expensive (average of $1,101). 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 KEF to MAD?

Find hourly flight availability from Keflavik Intl to Madrid. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 15, 2025.

A simple way to save on the total cost of your ticket is to fly from Reykjavik Keflavik Intl Airport to Madrid in the morning. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight at noon.

Rainfall in Madrid by month

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

In terms of precipitation, rainfall in Madrid ranges from 0.4 - 2.4 inches per month. November is typically the wettest month, when rainfall can reach 2.4 in. July is typically the driest time to visit Madrid when rainfall is around 0.4 in.

Temperature in Madrid by month

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

If weather is an important factor for your trip to Madrid, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Madrid

Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated abril 15, 2025.
LOT
7.6
Good
1,065 reviews

Food

7.2

Crew

8.2

Boarding

7.6

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
LOT
7.6
Good
1,065 reviews
LOT
7.6
Good
1,065 reviews

Food

7.2

Crew

8.2

Boarding

7.6

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Finnair
7.6
Good
1,269 reviews
LOT
7.6
Good
1,065 reviews

Food

7.2

Crew

8.2

Boarding

7.6

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Austrian Airlines
7.6
Good
775 reviews
LOT
7.6
Good
1,065 reviews

Food

7.2

Crew

8.2

Boarding

7.6

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Turkish Airlines
7.3
Good
3,760 reviews
LOT
7.6
Good
1,065 reviews

Food

7.2

Crew

8.2

Boarding

7.6

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.
Scandinavian Airlines
7.3
Good
1,335 reviews
LOT
7.6
Good
1,065 reviews

Food

7.2

Crew

8.2

Boarding

7.6

Entertainment

7.0

Comfort

7.5

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Tomasz,Jan 2025

JFK - WAW

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to Madrid. 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 into for flights to Madrid from Reykjavik Keflavik Intl?

    Most people fly into Madrid Barajas (MAD) if they book a flight to Madrid from Reykjavik Keflavik Intl. On average, Barajas has 0 inbound flights from Reykjavik Keflavik Intl per day from 1 airline. Madrid Barajas is conveniently located just 8.5 mi from Madrid’s city center.

  • What are the cheapest airlines flying from Reykjavik Keflavik Intl Airport to Madrid round-trip?

    Cheapflights users have booked flights from Reykjavik Keflavik Intl Airport to Madrid round-trip from $194. Other airlines that can offer you cheap pricing are PLAY, from $282, and Wizz Air, from $306. Iberia Express is currently priced 32% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Reykjavik Keflavik Intl Airport to Madrid are Iberia ($125), Iberia Express ($157), and PLAY ($165).

  • What are the cheapest flights from Reykjavik Keflavik Intl Airport to Madrid?

    On average you can expect to pay $276 for a flight from Reykjavik Keflavik Intl Airport to Madrid. The cheapest flight overall is $156 while the most popular route, (Reykjavik Keflavik Intl - Madrid Barajas) is currently priced at $520.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Keflavik Intl to Madrid 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 Reykjavik Keflavik Intl Airport to Madrid?

    Currently, November is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Madrid (average of $543). Flying from Reykjavik Keflavik Intl Airport to Madrid in June is currently the most expensive (average of $1,101). 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

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Segovia
Fuenlabrada

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.

Top airline flying from Keflavik Intl to Madrid

Discover the top airline that operate flights from Keflavik Intl to Madrid. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$214Average$339FlexibilityNo cancel feeOn-timeN/A

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.