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$37+ Cheap flights from Bilbao (BIO) to Porto (OPO)

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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — OPO
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Bilbao to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to Porto (OPO). 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$70
(Vueling)

One-way from

$37
(Mytrip)

Popular in

August

Cheapest in

November

Average price

$95

Good one-way deal

$44 or less
Provider with most accurate pricing for Bilbao-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bilbao-Porto flights.
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From Bilbao to Porto
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One-way flight from Bilbao to Porto
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Highest demand for flights based on searches. 21% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a one-way flight from Bilbao to Porto.
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Find flight deals from Bilbao to Porto

Cheapest flights from Bilbao to Porto
Explore the most affordable flight options available from Bilbao to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Vueling 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 Vueling is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/137:15 pmBIO - OPO
Nonstop1h 20mVueling
Sat 5/173:50 pmOPO - BIO
Nonstop1h 15mVueling
Deal found 3/24$70
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/32:55 pmBIO - OPO
Nonstop1h 20mMultiple Airlines
Mon 5/58:10 pmOPO - BIO
1 stop10h 25mMultiple Airlines
Deal found 3/24$105
This Volotea 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 Volotea is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/278:00 pmBIO - OPO
Nonstop1h 20mVolotea
Thu 4/38:55 pmOPO - BIO
Nonstop1h 15mVolotea
Deal found 3/24$115
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/24:50 pmBIO - OPO
1 stop3h 30mAir Europa
Mon 5/57:35 amOPO - BIO
1 stop3h 20mAir Europa
Deal found 3/24$124
This TAP AIR PORTUGAL 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2912:10 pmBIO - OPO
1 stop7h 50mTAP AIR PORTUGAL
Tue 4/17:00 amOPO - BIO
1 stop10h 00mTAP AIR PORTUGAL
Deal found 3/24$133
This SWISS 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/88:40 amBIO - OPO
1 stop10h 50mSWISS
Thu 5/157:20 pmOPO - BIO
1 stop11h 30mSWISS
Deal found 3/24$229
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.
Tue 9/96:45 amBIO - OPO
2 stops17h 35mLufthansa
Wed 9/176:15 amOPO - BIO
1 stop16h 10mLufthansa
Deal found 3/24$245
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:50 amBIO - OPO
1 stop9h 45mKLM
Sat 4/196:40 amOPO - BIO
1 stop8h 50mKLM
Deal found 3/24$305
This Brussels 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/84:55 pmBIO - OPO
1 stop24h 05mBrussels Airlines
Thu 5/1512:55 pmOPO - BIO
1 stop26h 10mBrussels Airlines
Deal found 3/24$477
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.
Fri 7/42:10 pmBIO - OPO
2 stops28h 45mAustrian Airlines
Sun 7/66:35 pmOPO - BIO
2 stops27h 15mAustrian Airlines
Deal found 3/24$586

Cheapflights Fare Finder

Customize your flight search to find flights from Bilbao to Porto 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 March 25, 2025.
Use the filters below to find and compare flights from Bilbao to Porto that are best for you.

Fly from

Bilbao

Fly to

Porto

Route

Depart

Return

Price

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Tue 5/13

7:15 pm-7:35 pm

Nonstop1h 20m

Porto

Sat 5/17

3:50 pm-6:05 pm

Nonstop1h 15m

$70

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 5/3

2:55 pm-3:15 pm

Nonstop1h 20m

Porto

Mon 5/5

8:10 pm-7:35 am

1 stop10h 25m

$105

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Thu 6/5

8:05 pm-8:25 pm

Nonstop1h 20m

Porto

Sun 6/8

8:00 pm-10:15 pm

Nonstop1h 15m

$115

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Fri 5/2

4:50 pm-7:20 pm

1 stop3h 30m

Porto

Mon 5/5

7:35 am-11:55 am

1 stop3h 20m

$124

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Tue 4/15

6:50 pm-10:00 am

1 stop16h 10m

Porto

Tue 4/22

10:30 pm-11:40 am

1 stop12h 10m

$145

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Thu 5/8

8:40 am-6:30 pm

1 stop10h 50m

Porto

Thu 5/15

7:20 pm-7:50 am

1 stop11h 30m

$229

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Tue 9/9

6:45 am-11:20 pm

2 stops17h 35m

Porto

Wed 9/17

6:15 am-11:25 pm

1 stop16h 10m

$245

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Tue 4/15

6:50 am-3:35 pm

1 stop9h 45m

Porto

Sat 4/19

6:40 am-4:30 pm

1 stop8h 50m

$305

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Thu 5/8

4:55 pm-4:00 pm

1 stop24h 05m

Porto

Thu 5/15

12:55 pm-4:05 pm

1 stop26h 10m

$477

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Fri 7/4

2:10 pm-5:55 pm

2 stops28h 45m

Porto

Sun 7/6

6:35 pm-10:50 pm

2 stops27h 15m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 16 results
1
2

Compare providers for flights from Bilbao to Porto

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 Bilbao to Porto in March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 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 Bilbao-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bilbao-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bilbao-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bilbao-Porto 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 Bilbao-Porto 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 Bilbao to Porto

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

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

Use this chart to determine the optimal time to book a round-trip flight from Bilbao to Porto. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Bilbao to Porto, you should look to book at least 27 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Bilbao to Porto (average of $523). Flying from Bilbao to Porto in June is currently the most expensive (average of $1,082). 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 BIO to OPO?

Find hourly flight availability from Bilbao to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

It’s typically best to fly out from Bilbao to Porto in the afternoon. Doing so could potentially save you 65% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Porto by month

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

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

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

If weather is an important factor for your trip to Porto, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated March 25, 2025.
Peruse reviews from past customers who have flown with KLM, Austrian Airlines and SWISS from Bilbao to Porto to help guide your decision. 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

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

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

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

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

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

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.
SWISS
7.5
Good
1,569 reviews
KLM
7.8
Good
1,318 reviews

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

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.
Brussels Airlines
7.4
Good
344 reviews
KLM
7.8
Good
1,318 reviews

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

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.
Volotea
7.1
Good
551 reviews
KLM
7.8
Good
1,318 reviews

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

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 Bilbao to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    According to our current data, Vueling ($70), Volotea ($115), and Air Europa ($124) offers the cheapest pricing from Bilbao to Porto. Users have found that Vueling is 36% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Bilbao to Porto one-way?

    For one-way options, check prices for Vueling. According to our data, you can fly for as low as $37. Users have also found prices from $61 and $199 on Air Europa and KLM, respectively.

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

    Before booking your flight to Porto from Bilbao, check out the most reliable airlines to get you to your destination on time: Volotea (100%), TAP AIR PORTUGAL (100%), Vueling( 89%).

  • What are the cheapest flights from Bilbao to Porto?

    The cheapest flight price from Bilbao to Porto is $24. On average you can expect to pay $86. The most popular route, (Bilbao - Porto), can usually be booked for $86.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Bilbao to Porto (average of $523). Flying from Bilbao to Porto in June is currently the most expensive (average of $1,082). 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 Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Alternative routes for Bilbao to Porto

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Top airline flying from Bilbao to Porto

Discover the top airline that operate flights from Bilbao to Porto. 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$51Average$106FlexibilityNo cancel feeOn-time88%
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