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Cheap flights from Bilbao to Porto from £25

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 22/3. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — OPO
26 Feb — 5 Mar1
1 adult

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 21 February 2025.

Round-trip from

£53

One-way from

£25

Popular in

August

Cheapest in

November

Average price

£63
Vueling
  • Vueling
  • 22/3-25/3
  • Nonstop
  • 2h 35m total
  • Bilbao to Porto
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Vueling
  • Vueling
  • 22/3
  • Nonstop
  • 1h 20m total
  • Bilbao to Porto
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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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 21 February 2025.

Sat 22/319:10BIO - OPO
Nonstop1h 20mVueling
Tue 25/320:00OPO - BIO
Nonstop1h 15mVueling
Deal found 21/2£53
Thu 5/612:15BIO - OPO
1 stop3h 45mTAP AIR PORTUGAL
Sat 7/611:00OPO - BIO
1 stop5h 35mTAP AIR PORTUGAL
Deal found 21/2£86
Tue 1/416:50BIO - OPO
1 stop3h 30mAir Europa
Thu 3/407:35OPO - BIO
1 stop7h 20mAir Europa
Deal found 20/2£109
Thu 27/220:00BIO - OPO
Nonstop1h 20mVolotea
Sun 2/320:55OPO - BIO
Nonstop1h 15mVolotea
Deal found 20/2£123
Tue 1/413:30BIO - OPO
2 stops6h 30mMultiple Airlines
Thu 10/411:35OPO - BIO
1 stop3h 20mMultiple Airlines
Deal found 21/2£147
Wed 2/411:50BIO - OPO
2 stops21h 05mSWISS
Sun 6/408:40OPO - BIO
1 stop23h 00mSWISS
Deal found 20/2£181
Sun 27/412:00BIO - OPO
1 stop11h 15mKLM
Wed 30/411:25OPO - BIO
1 stop10h 20mKLM
Deal found 21/2£185
Tue 9/906:45BIO - OPO
2 stops17h 35mLufthansa
Tue 16/906:15OPO - BIO
1 stop16h 10mLufthansa
Deal found 20/2£201
Fri 28/313:05BIO - OPO
2 stops24h 05mAustrian Airlines
Sun 30/318:45OPO - BIO
2 stops22h 40mAustrian Airlines
Deal found 21/2£263
Wed 2/416:55BIO - OPO
1 stop20h 10mBrussels Airlines
Sun 6/416:50OPO - BIO
1 stop22h 15mBrussels Airlines
Deal found 20/2£419

Find flights from Bilbao to Porto within your budget

Customise 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 858,174 searches. Data last updated 21 February 2025.

Fly from

Bilbao

Fly to

Porto

Route

Depart

Return

Price

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 22/3

19:10-19:30

Nonstop1h 20m

Porto

Tue 25/3

20:00-22:15

Nonstop1h 15m

£53

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Thu 5/6

12:15-15:00

1 stop3h 45m

Porto

Sat 7/6

11:00-17:35

1 stop5h 35m

£86

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Tue 1/4

16:50-19:20

1 stop3h 30m

Porto

Thu 3/4

07:35-15:55

1 stop7h 20m

£109

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Thu 5/6

19:50-20:10

Nonstop1h 20m

Porto

Sun 8/6

20:40-22:55

Nonstop1h 15m

£128

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Tue 1/4

13:30-19:00

2 stops6h 30m

Porto

Thu 10/4

11:35-15:55

1 stop3h 20m

£147

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Wed 2/4

11:50-07:55

2 stops21h 05m

Porto

Sun 6/4

08:40-08:40

1 stop23h 00m

£181

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sun 27/4

12:00-22:15

1 stop11h 15m

Porto

Wed 30/4

11:25-22:45

1 stop10h 20m

£185

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Mon 19/5

14:10-23:20

2 stops10h 10m

Porto

Sun 25/5

06:15-17:50

1 stop10h 35m

£223

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Fri 28/3

13:05-12:10

2 stops24h 05m

Porto

Sun 30/3

18:45-18:25

2 stops22h 40m

£263

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Wed 2/4

16:55-12:05

1 stop20h 10m

Porto

Sun 6/4

16:50-16:05

1 stop22h 15m

£419

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 15 results
1
2

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 return 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.

Travel insights for flights from Bilbao to Porto

Get recent, data-driven insights about flights from Bilbao to Porto including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Bilbao to Porto. Price data was last updated on 14 February 2025.

The price you pay for your flight from Bilbao to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Bilbao to Porto (average of £66). Flying from Bilbao to Porto in August is currently the most expensive (average of £258). 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 21 February 2025.

When flying from Bilbao to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 18.0 - 195.0 inches per month. December is typically the wettest month, when rainfall can reach 195.0 mm. July is typically the driest time to visit Porto when rainfall is around 18.0 mm.

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 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

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 21 February 2025.
Get a feel of what it's like to fly with KLM, Austrian Airlines and SWISS from Bilbao to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Austrian Airlines
7.6
Good
773 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

SWISS
7.5
Good
1,568 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Brussels Airlines
7.4
Good
341 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Volotea
7.1
Good
549 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

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?

    Currently priced at £53, Vueling will fly you from Bilbao to Porto and back. In addition to Vueling, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from TAP AIR PORTUGAL and Air Europa - these airlines can fly you to your destination from £86 and £109, respectively. Vueling is 39% cheaper than the average price of flights available within the next 90 days 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 £25. Users have also found prices from £26 and £52 on Volotea and Air Europa, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Bilbao to Porto on time: Volotea (100%), TAP AIR PORTUGAL (100%), Vueling (87%).

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Bilbao to Porto (average of £66). Flying from Bilbao to Porto in August is currently the most expensive (average of £258). 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

Travelling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Coimbra
Viseu
Guimarães
Vila Nova de Gaia
Aveiro

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