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$42+ Cheap flights from Madrid, Spain to Bilbao (MAD - BIO)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BIO
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Madrid Barajas to Bilbao are usually found in February or January, booked 64 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Madrid to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to Bilbao (BIO). 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 August 20, 2025.

Round-trip from

$78
(Mytrip)

One-way from

$42

Popular in

May

Cheapest in

February

Average price

$108

Good round-trip deal

$125 or less

Good one-way deal

$71 or less
From Madrid Barajas to Bilbao
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One-way flight from Madrid Barajas to Bilbao
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Highest demand for flights based on searches. 7% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Madrid Barajas to Bilbao.
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Price to beat on a one-way flight from Madrid Barajas to Bilbao.
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Find flight deals from Madrid to Bilbao

Cheapest flights from Madrid to Bilbao
Explore the most affordable flight options available from Madrid to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Mytrip deal was found by Cheapflights users on 8/19. 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.
Wed 9/246:30 amMAD - BIO
Nonstop1h 05mAir Europa
Tue 9/309:05 pmBIO - MAD
Nonstop1h 05mAir Europa
Deal found 8/19$78
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Tue 9/1610:10 pmMAD - BIO
Nonstop1h 05mMultiple Airlines
Tue 9/239:05 pmBIO - MAD
Nonstop1h 05mMultiple Airlines
Deal found 8/19$79
This Booking.com deal was found by Cheapflights users on 8/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:30 amMAD - BIO
Nonstop1h 05mAir Europa
Wed 9/249:05 pmBIO - MAD
Nonstop1h 05mAir Europa
Deal found 8/18$81
This Air Europa deal was found by Cheapflights users on 8/19. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:30 amMAD - BIO
Nonstop1h 05mAir Europa
Wed 9/39:05 pmBIO - MAD
Nonstop1h 05mAir Europa
Deal found 8/19$84
This Air Europa deal was found by Cheapflights users on 8/19. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/309:45 pmMAD - BIO
1 stop15h 05mAir Europa
Wed 10/19:05 pmBIO - MAD
Nonstop1h 05mAir Europa
Deal found 8/19$91
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Sun 9/216:30 amMAD - BIO
Nonstop1h 05mMultiple Airlines
Sun 9/289:15 amBIO - MAD
Nonstop1h 10mMultiple Airlines
Deal found 8/20$93
This Booking.com deal was found by Cheapflights users on 8/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/110:10 pmMAD - BIO
Nonstop1h 05mIberia
Sun 10/59:15 amBIO - MAD
Nonstop1h 10mIberia
Deal found 8/19$95
This Mytrip deal was found by Cheapflights users on 8/19. 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.
Sun 9/216:30 amMAD - BIO
Nonstop1h 05mMultiple Airlines
Thu 9/2510:45 amBIO - MAD
1 stop9h 55mMultiple Airlines
Deal found 8/19$98
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Wed 10/224:50 pmMAD - BIO
1 stop5h 30mMultiple Airlines
Sun 10/261:35 pmBIO - MAD
Nonstop1h 10mMultiple Airlines
Deal found 8/19$100
This Air Europa deal was found by Cheapflights users on 8/19. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/136:30 amMAD - BIO
Nonstop1h 05mAir Europa
Sat 9/204:50 pmBIO - MAD
Nonstop1h 05mAir Europa
Deal found 8/19$101

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madrid to Bilbao 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 August 20, 2025.
Use the filters below to find and compare flights from Madrid to Bilbao that are best for you.

Fly from

Madrid

Fly to

Bilbao

Route

Depart

Return

Price

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Wed 9/24

6:30 am-7:35 am

Nonstop1h 05m

Bilbao

Tue 9/30

9:05 pm-10:10 pm

Nonstop1h 05m

$78

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Fri 10/3

6:30 am-7:35 am

Nonstop1h 05m

Bilbao

Fri 10/10

9:35 pm-10:45 pm

Nonstop1h 10m

$79

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Tue 9/16

10:10 pm-11:15 pm

Nonstop1h 05m

Bilbao

Tue 9/23

9:05 pm-10:10 pm

Nonstop1h 05m

$79

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Wed 9/17

6:30 am-7:35 am

Nonstop1h 05m

Bilbao

Wed 9/24

9:05 pm-10:10 pm

Nonstop1h 05m

$81

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Tue 9/30

10:55 am-11:55 am

Nonstop1h 00m

Bilbao

Wed 10/1

9:05 pm-10:10 pm

Nonstop1h 05m

$84

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Mon 9/1

6:30 am-7:35 am

Nonstop1h 05m

Bilbao

Wed 9/3

9:05 pm-10:10 pm

Nonstop1h 05m

$84

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Thu 1/22

10:45 am-11:45 am

Nonstop1h 00m

Bilbao

Mon 1/26

9:05 pm-10:10 pm

Nonstop1h 05m

$84

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Thu 10/16

6:30 am-7:35 am

Nonstop1h 05m

Bilbao

Sat 10/25

9:05 pm-10:10 pm

Nonstop1h 05m

$84

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Sat 9/6

6:30 am-7:35 am

Nonstop1h 05m

$42

MadridBilbao

MAD - BIO

MADBIO

Madrid Barajas

Tue 9/16

10:10 pm-11:15 pm

Nonstop1h 05m

$43

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 17 results
1
2

Best time to book a flight from Madrid to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Madrid 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 Madrid to Bilbao

How far ahead should I book a flight from Madrid to Bilbao?

Use this chart to determine the optimal time to book a round-trip flight from Madrid to Bilbao. Price data was last updated on August 8, 2025.

The best time to book flights from Madrid to Bilbao is 64 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Madrid to Bilbao?

Currently, January is the cheapest month in which you can book a flight from Madrid to Bilbao (average of $541). Flying from Madrid to Bilbao in June is currently the most expensive (average of $1,138). 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 MAD to BIO?

Find hourly flight availability from Madrid to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Madrid to Bilbao in the morning. If you’re flexible enough to do this you can expect to save up to 56% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. 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 Bilbao. Reviews last updated August 20, 2025.
Get a feel of what it's like to fly with Air Europa and Iberia from Madrid to Bilbao by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Europa
7.0
Good
548 reviews

Overall

7.0

Boarding

7.1

Entertainment

6.6

Comfort

7.0

Crew

7.5

Food

6.3

Reviews

1 / 10
8.0
Excellent

Christina,Jun 2025

ALC - MAD

It would be nice to have free messaging wifi on a trans Atlantic flight
Air Europa
7.0
Good
548 reviews
Air Europa
7.0
Good
548 reviews

Overall

7.0

Boarding

7.1

Entertainment

6.6

Comfort

7.0

Crew

7.5

Food

6.3

Reviews

1 / 10
8.0
Excellent

Christina,Jun 2025

ALC - MAD

It would be nice to have free messaging wifi on a trans Atlantic flight
Iberia
7.0
Good
2,883 reviews
Air Europa
7.0
Good
548 reviews

Overall

7.0

Boarding

7.1

Entertainment

6.6

Comfort

7.0

Crew

7.5

Food

6.3

Reviews

1 / 10
8.0
Excellent

Christina,Jun 2025

ALC - MAD

It would be nice to have free messaging wifi on a trans Atlantic flight

Related info for your journey

Find useful and relevant information for your journey from Madrid to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Madrid to Bilbao?

    To fly from Madrid to Bilbao, you need to book a flight from Barajas (MAD) to Bilbao (BIO). Nonstop flights to Bilbao from Madrid Barajas take 1h 05m on average. When it comes time to book airfare, you have a few options: there are 34 outbound flights from Barajas to Bilbao offered by 2 different airlines.

  • How popular is this Madrid to Bilbao flight route?

    The Madrid Barajas to Bilbao flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Madrid to Bilbao?

    Air Europa can get you from Madrid to Bilbao in just under 1h 05m. Your travel time will be generally consistent. Airlines will cover a distance of 197 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Madrid to Bilbao round-trip?

    Flying on Air Europa is currently your cheapest option to Bilbao, with prices starting at $63. Another option worth looking into is Iberia, starting at $66 round trip. Air Europa is priced at 41% lower than the current average price of a flight leaving 3 months from now.

  • What are the most reliable airlines from Madrid to Bilbao?

    No one likes to see their flight delayed. When booking a flight from Madrid to Bilbao consider choosing Japan Airlines (90%), Finnair (90%) or China Eastern (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Madrid to Bilbao?

    While on average a flight from Madrid to Bilbao is generally $125, our data shows the cheapest flight currently is $53. When looking at the most popular route, (Madrid Barajas - Bilbao), you can expect to pay $64 for that flight.

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

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

  • How can I find direct flights from Madrid to Bilbao?

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

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

    Yes. Cheapflights offers flight deals from Madrid to Bilbao 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 Madrid to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Madrid to Bilbao (average of $541). Flying from Madrid to Bilbao in June is currently the most expensive (average of $1,138). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Madrid to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
Madrid to San Sebastian flights

Top 2 airlines flying from Madrid to Bilbao

Discover the top 2 airlines that operate flights from Madrid to Bilbao. 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air EuropaCheapest$63Average$123FlexibilityNo cancel feeOn-time83%
IberiaCheapest$66Average$114FlexibilityNo cancel feeOn-time77%

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