HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Madrid

$91+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — MAD
mar. 30 — abr. 61
dom. 3/30
dom. 4/6
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 marzo 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$194
(Iberia Express)

One-way from

$91
(Iberia Express)

Popular in

November

Cheapest in

May

Average price

$270

Good round-trip deal

$501 or less

Good one-way deal

$156 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. 19% potential increase in price ($71 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 March 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 marzo 25, 2025.

This Iberia Express deal was found by Cheapflights users on 3/24. 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. 4/301:30 amKEF - MAD
Nonstop4h 25mIberia Express
mié. 5/710:20 pmMAD - KEF
Nonstop4h 25mIberia Express
Deal found 3/24$194
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
mié. 4/21:30 amKEF - MAD
Nonstop4h 25mMultiple Airlines
mié. 4/96:15 amMAD - KEF
1 stop6h 30mMultiple Airlines
Deal found 3/24$220
This Iberia deal was found by Cheapflights users on 3/24. 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 3/24$267
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
vie. 4/43:30 pmKEF - MAD
Nonstop4h 25mPLAY
lun. 4/710:35 pmMAD - KEF
Nonstop4h 30mPLAY
Deal found 3/24$303
This Lufthansa deal was found by Cheapflights users on 3/24. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/3112:25 amKEF - MAD
1 stop17h 25mLufthansa
sáb. 4/56:00 amMAD - KEF
1 stop19h 35mLufthansa
Deal found 3/24$325
This LOT deal was found by Cheapflights users on 3/25. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/1212:45 amKEF - MAD
1 stop11h 50mLOT
dom. 4/203:30 pmMAD - KEF
1 stop10h 40mLOT
Deal found 3/25$358
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
jue. 4/106:55 pmKEF - MAD
1 stop11h 35mWizz Air
dom. 4/139:15 amMAD - KEF
1 stop11h 00mWizz Air
Deal found 3/24$394
This Austrian Airlines deal was found by Cheapflights users on 3/24. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/412:10 amKEF - MAD
2 stops20h 15mAustrian Airlines
mar. 4/86:00 amMAD - KEF
2 stops19h 20mAustrian Airlines
Deal found 3/24$423
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
mié. 4/98:45 amKEF - MAD
1 stop9h 20mFinnair
lun. 4/149:35 pmMAD - KEF
2 stops20h 55mFinnair
Deal found 3/24$444
This British Airways deal was found by Cheapflights users on 3/24. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/110:30 amKEF - MAD
1 stop9h 40mBritish Airways
mié. 5/78:40 pmMAD - KEF
1 stop15h 00mBritish Airways
Deal found 3/24$464
This Gotogate deal was found by Cheapflights users on 3/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/911:05 amKEF - MAD
2 stops23h 05mScandinavian Airlines
vie. 6/2012:55 pmMAD - KEF
1 stop12h 55mScandinavian Airlines
Deal found 3/23$504

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 marzo 25, 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. 4/30

1:30 am-7:55 am

Nonstop4h 25m

Madrid Barajas

mié. 5/7

10:20 pm-12:45 am

Nonstop4h 25m

$194

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

mié. 4/30

1:30 am-7:55 am

Nonstop4h 25m

Madrid Barajas

mié. 5/7

8:15 pm-9:05 am

1 stop14h 50m

$222

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

$267

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

vie. 4/4

3:30 pm-9:55 pm

Nonstop4h 25m

Madrid Barajas

lun. 4/7

10:35 pm-1:05 am

Nonstop4h 30m

$303

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

sáb. 4/12

12:45 am-2:35 pm

1 stop11h 50m

Madrid Barajas

dom. 4/20

3:30 pm-12:10 am

1 stop10h 40m

$358

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

lun. 4/7

12:25 am-11:25 pm

1 stop21h 00m

Madrid Barajas

mar. 4/15

8:35 am-8:20 am

2 stops49h 45m

$385

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

jue. 4/10

6:55 pm-8:30 am

1 stop11h 35m

Madrid Barajas

dom. 4/13

9:15 am-6:15 pm

1 stop11h 00m

$394

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

vie. 4/4

12:10 am-10:25 pm

2 stops20h 15m

Madrid Barajas

mar. 4/8

6:00 am-11:20 pm

2 stops19h 20m

$423

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

mié. 4/9

8:45 am-8:05 pm

1 stop9h 20m

Madrid Barajas

lun. 4/14

9:35 pm-4:30 pm

2 stops20h 55m

$444

ReykjavikMadrid

KEF - MAD

KEFMAD

Reykjavik Keflavik Intl

jue. 5/1

10:30 am-10:10 pm

1 stop9h 40m

Madrid Barajas

mié. 5/7

8:40 pm-9:40 am

1 stop15h 00m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 21 results
1
2
3

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 March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Reykjavik Keflavik Intl Airport-Madrid flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $1,112). 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 marzo 25, 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 17% 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 marzo 25, 2025.
See what other customers who have flown with KLM, LOT and Finnair from Reykjavik to Madrid have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,318 reviews

Crew

8.4

Boarding

7.8

Comfort

7.7

Food

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,318 reviews
KLM
7.8
Good
1,318 reviews

Crew

8.4

Boarding

7.8

Comfort

7.7

Food

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
LOT
7.6
Good
1,061 reviews
KLM
7.8
Good
1,318 reviews

Crew

8.4

Boarding

7.8

Comfort

7.7

Food

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Finnair
7.6
Good
1,266 reviews
KLM
7.8
Good
1,318 reviews

Crew

8.4

Boarding

7.8

Comfort

7.7

Food

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.5
Good
769 reviews
KLM
7.8
Good
1,318 reviews

Crew

8.4

Boarding

7.8

Comfort

7.7

Food

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Transavia France
7.4
Good
339 reviews
KLM
7.8
Good
1,318 reviews

Crew

8.4

Boarding

7.8

Comfort

7.7

Food

7.3

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

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 Iberia, from $267, and PLAY, from $303. 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 Express ($91), Transavia France ($167), and PLAY ($174).

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

    On average you can expect to pay $349 for a flight from Reykjavik Keflavik Intl Airport to Madrid. The cheapest flight overall is $100 while the most popular route, (Reykjavik Keflavik Intl - Madrid Barajas) is currently priced at $200.

  • 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 $1,112). 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 marzo 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$205Average$297FlexibilityNo 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.