Cheap Flights from Bilbao (BIO) to Porto (OPO)

Compare Bilbao to Porto flight deals

Find the cheapest month or even day of the year to fly to Porto

Book the best Porto fare with no extra fees

Flight deals from Bilbao to Porto

Looking for a cheap last-minute deal or the best return flight from Bilbao Airport to Porto Airport? If you want to travel next month, return fares start from £66. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Bilbao to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bilbao to Porto flights are currently cheapest in September.

Direct flights from Bilbao to Porto

Bilbao to Porto: Alternative routes

Compare routes from Bilbao to Porto below. You may find an airport to fly into that's cheaper, faster, or easier than Porto.

Bilbao to Porto: Flight information

The things to know before you go.
Cheapest flight found£14
Cheapest month to flySeptember
Average flight time1 hr, 20 mins
Most popular airlineVueling Airlines
Average flights per week5

Finding cheap flights from Bilbao to Porto: Frequently asked questions

The best price we found for a return flight from Bilbao to Porto is £28. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 20 minutes is the average flight time from Bilbao to Porto.
Vueling Airlines, Volotea and TAP Air Portugal fly direct from Bilbao to Porto.
As of June 2026, there are 5 flights per week flying from Bilbao to Porto.
The cheapest month to fly from Bilbao to Porto is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bilbao Airport to Porto Airport on Tuesday, 8 September 2026.
Yes – the average flight time is 1 hour and 20 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Vueling Airlines offers the cheapest flight tickets to Porto.

Travelling from Bilbao Airport (BIO) to Porto Airport (OPO): what you need to know

  • Jump on a direct flight from Bilbao Airport to Porto Airport and you'll be travelling for an average of 1 hour 20 minutes.

  • The timezone in Porto is UTC+0, which is one hour behind Bilbao.

  • Take your pick of seven weekly Bilbao Airport to Porto Airport flights. The 14:55 departure with Vueling is the earliest flight available. Volotea operates the last service of the day at 20:05.

  • Leave plenty of time to catch your BIO to OPO flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • Flying during a peak month such as June? Major public holidays and other high seasons can lead to longer lines and delays at security. Be extra cautious and arrive up to four hours before international flights and two hours before a domestic departure.

  • Vueling offers direct flights from Bilbao Airport to Porto Airport. Book with this popular carrier, then get ready to check out the sights in Porto — and maybe even more of Portugal if your schedule allows.

  • The airline with the highest booking volume on this route is Vueling.

  • Vueling tops the rankings as the most punctual carrier for BIO to OPO flights, with 82.76% of services reaching their destination on schedule.

  • We make it a cinch to book a flight with a stopover. To see all your options for tickets from Bilbao Airport to Porto Airport, deselect 'Direct flights only.' Then, choose a flight that has a stop long enough to tour your chosen city. Stopovers between BIO and OPO include:

    • Madrid Airport

    • Ibiza Airport

    • Seville Airport

Handy information about Bilbao Airport (BIO)

  • Bilbao Airport has an excellent on-time record, making delays less likely. Departures from BIO touch down on schedule 85% of the time.

  • Central Bilbao to Bilbao Airport is approximately 11 kms (7 miles). Depending on traffic, it'll take about 15 minutes to get there if you're catching a taxi, ride-sharing or driving.

  • You can expect a journey time of around 30 minutes on public transport.

  • Searching for a handy hotel near BIO? If you've booked an early flight from Bilbao Airport to Porto Airport, these stays will put you moments from your departure gate:

Arriving at Porto Airport (OPO)

  • The last thing you need is a long trip to your hotel if you're landing late on a Bilbao Airport to Porto Airport flight. Stay at one of these accommodation options near OPO instead:

  • Grab a Porto Airport rental car and explore Porto and beyond with your own set of wheels. Klass Wagen, Goldcar and Drive & Go are top outlets you can book with here.

  • To lock in the lowest price, reserve your vehicle from Porto Airport around three weeks before travelling.

Getting from Porto Airport (OPO) to central Porto

  • Porto Airport is approximately 11 kms (7 miles) from the centre of Porto. The drive time takes around 20 minutes.

  • Getting there on public transport takes roughly 30 minutes.

When to fly to Porto Airport (OPO)

  • The quietest month for a flight from Bilbao Airport to Porto Airport is March, while August is the most popular. Pick the best time to go to Porto based on whether you prefer a more fast-paced or easygoing experience.

  • Before locking in your flight from Bilbao Airport to Porto Airport, consider the type of weather you enjoy. August is the warmest month in Porto, with the temperature ranging from 14ºC to 32ºC.

  • January sees average temperatures of between 3ºC and 14ºC. Look for cheap tickets from BIO to OPO sometime around then if you like travelling in cooler conditions.

Explore more of Portugal

  • Porto has plenty to offer, but there are so many other corners of Portugal waiting to be explored. About 274 kms (170 miles) south of Porto, a trip to Lisbon will fill your itinerary to the brim. Start with popular sights like Pasteis de Belém, belém and Real Mosteiro de Santa Maria de Belém.

  • Around 274 kms (170 miles) south of Porto, Amadora is another essential stop in Portugal. Experience this destination's highlights firsthand at Roman Villa, Park Fantasia and Palácio dos Condes da Lousã.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.