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Cheap flights from Bilbao to Porto from £24

BIO — OPO
24 Sep — 1 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bilbao to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Bilbao to Porto

Wed 14/1015:05 -
1 stop9h 45m
Thu 22/1020:40 -
Nonstop1h 15m
Deal found 20/8£56
Thu 17/920:05 -
Nonstop1h 20m
Thu 24/920:55 -
Nonstop1h 15m
Deal found 20/8£57
Tue 13/1019:30 -
1 stop20h 50m
Thu 22/1020:40 -
Nonstop1h 15m
Deal found 23/8£59
Thu 10/920:05 -
Nonstop1h 20m
Sun 13/920:50 -
Nonstop1h 20m
Deal found 21/8£74
Thu 24/920:05 -
Nonstop1h 20m
Sun 27/920:50 -
Nonstop1h 20m
Deal found 23/8£80
Thu 15/1020:05 -
Nonstop1h 20m
Sun 18/1007:35 -
1 stop3h 20m
Deal found 23/8£87
Wed 14/1012:25 -
1 stop11h 20m
Thu 22/1016:00 -
1 stop18h 30m
Deal found 20/8£90

Find flight deals from Bilbao to Porto

Round-trip from

£56

One-way from

£24

Popular in

August

Cheapest in

January

Average price

£118
Vueling
  • Vueling
  • 14/10-22/10
  • 1 total stop
  • 11h 00m total
  • Bilbao to Porto
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Volotea
  • Volotea
  • 1/10
  • Nonstop
  • 1h 20m total
  • Bilbao to Porto
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£8 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Bilbao to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Sun 4/10

19:50-20:10

Nonstop1h 20m

Porto

Sun 11/10

20:50-23:10

Nonstop1h 20m

£105

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Thu 24/9

08:20-10:50

1 stop3h 30m

Porto

Sun 27/9

07:35-11:55

1 stop3h 20m

£114

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Tue 29/12

18:40-07:30

1 stop13h 50m

Porto

Sat 2/1

05:00-11:25

1 stop5h 25m

£115

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Tue 29/9

08:20-10:50

1 stop3h 30m

Porto

Wed 30/9

07:35-11:55

1 stop3h 20m

£135

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Thu 10/9

20:05-20:25

Nonstop1h 20m

Porto

Sun 13/9

21:15-11:40

1 stop13h 25m

£168

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Mon 15/2

12:35-22:30

2 stops10h 55m

Porto

Fri 19/2

16:10-23:00

1 stop5h 50m

£282

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Tue 29/12

12:35-22:30

2 stops10h 55m

Porto

Sat 2/1

05:55-17:25

1 stop10h 30m

£287

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Sat 5/9

17:15-22:15

1 stop6h 00m

Porto

Tue 8/9

05:00-15:55

2 stops9h 55m

£300
Cheapest one-way
Fastest single journey

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Thu 1/10

20:05-20:25

Nonstop1h 20m

£24

BilbaoPorto

BIO Bilbao - OPO Porto

BIOOPO

Bilbao

Fri 2/10

15:25-15:45

Nonstop1h 20m

£51

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 16 resultsSorted by cheapest first
1
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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

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?

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 83 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, January is the cheapest month in which you can book a flight from Bilbao to Porto (average of £57). Flying from Bilbao to Porto in August is currently the most expensive (average of £118). 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?

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.

How much does it cost for a return flight from Bilbao to Porto?

Airfare is below average for this route at the moment.

Bilbao to Porto flights typically cost between £78 and £124 in October.
The cheapest return price found within the last 5 days was £56 on Multiple Airlines (14 Oct–22 Oct).

Related info for your journey

  • How long is the flight from Bilbao to Porto?

    Departing from Bilbao to Porto will take you 1h 20m. The distance from Bilbao to Porto is about 327 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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: Vueling (86%), Volotea (67%), TAP AIR PORTUGAL (67%).

  • 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, January is the cheapest month in which you can book a flight from Bilbao to Porto (average of £57). Flying from Bilbao to Porto in August is currently the most expensive (average of £118). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Guimarães
Santa Maria da Feira
Viseu
Chaves
Coimbra
Aveiro
Vila Nova de Gaia

Browse thousands of different options on Cheapflights for your next trip

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Cheapflights makes it easy to find Bilbao to Porto flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Bilbao to Porto?

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Can Cheapflights find flights from Bilbao to Porto with no change fees?

Need flexible booking options for your flight to Porto from Bilbao? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Bilbao to Porto become cheaper?

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