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$22+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — OPO
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find cheap flights from Bilbao to Porto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Bilbao to Porto are usually found in February or March, booked 84 days in advance, depart on a Monday or Tuesday and return on a Tuesday

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$81
(Vueling)

One-way from

$22
(Priceline)

Popular in

August

Cheapest in

February

Average price

$101

Good one-way deal

$29 or less
Provider with most accurate pricing for Bilbao-Porto flight deals.
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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. 20% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 29, 2025.

This Vueling deal was found by Cheapflights users on 10/28. 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.
Sat 12/67:15 pmBIO - OPO
Nonstop1h 15mVueling
Thu 12/118:05 pmOPO - BIO
Nonstop1h 15mVueling
Deal found 10/28$81
This Vueling deal was found by Cheapflights users on 10/28. 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.
Sat 11/157:15 pmBIO - OPO
Nonstop1h 15mVueling
Tue 11/188:05 pmOPO - BIO
Nonstop1h 15mVueling
Deal found 10/28$85
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Sat 12/137:15 pmBIO - OPO
Nonstop1h 15mVueling
Sat 12/208:05 pmOPO - BIO
Nonstop1h 15mVueling
Deal found 10/28$91
This Vueling deal was found by Cheapflights users on 10/29. 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.
Sat 11/227:15 pmBIO - OPO
Nonstop1h 15mVueling
Tue 11/258:05 pmOPO - BIO
Nonstop1h 15mVueling
Deal found 10/29$95
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Tue 12/1610:45 pmBIO - OPO
2 stops13h 40mMultiple Airlines
Thu 12/258:05 pmOPO - BIO
Nonstop1h 15mMultiple Airlines
Deal found 10/27$97
This Vueling deal was found by Cheapflights users on 10/27. 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.
Wed 11/1910:20 pmBIO - OPO
1 stop10h 50mVueling
Sat 11/228:05 pmOPO - BIO
Nonstop1h 15mVueling
Deal found 10/27$102
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Thu 12/1811:10 amBIO - OPO
1 stop10h 05mMultiple Airlines
Thu 12/258:05 pmOPO - BIO
Nonstop1h 15mMultiple Airlines
Deal found 10/27$109
This Vueling deal was found by Cheapflights users on 10/29. 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.
Thu 10/307:15 pmBIO - OPO
Nonstop1h 15mVueling
Thu 11/68:05 pmOPO - BIO
Nonstop1h 15mVueling
Deal found 10/29$110
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Thu 12/1812:10 pmBIO - OPO
1 stop6h 50mTAP AIR PORTUGAL
Thu 12/254:00 pmOPO - BIO
1 stop24h 55mTAP AIR PORTUGAL
Deal found 10/27$113

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 October 29, 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

Sat 11/15

7:15 pm-7:30 pm

Nonstop1h 15m

Porto

Tue 11/18

8:05 pm-10:20 pm

Nonstop1h 15m

$86

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 1/10

7:15 pm-7:30 pm

Nonstop1h 15m

Porto

Tue 1/13

8:25 am-10:05 pm

2 stops12h 40m

$95

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 11/22

7:15 pm-7:30 pm

Nonstop1h 15m

Porto

Tue 11/25

8:05 pm-10:20 pm

Nonstop1h 15m

$95

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 3/28

7:15 pm-7:30 pm

Nonstop1h 15m

Porto

Tue 3/31

8:15 pm-10:30 pm

Nonstop1h 15m

$102

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 1/24

7:15 pm-7:30 pm

Nonstop1h 15m

Porto

Sun 1/25

9:55 pm-10:25 am

1 stop11h 30m

$105

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 1/24

7:15 pm-7:30 pm

Nonstop1h 15m

Porto

Sun 1/25

5:00 pm-2:20 pm

2 stops20h 20m

$107

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 12/13

5:55 pm-9:15 pm

1 stop4h 20m

Porto

Sat 12/20

8:05 pm-10:20 pm

Nonstop1h 15m

$118

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Thu 12/4

12:10 pm-5:00 pm

1 stop5h 50m

Porto

Tue 12/9

11:00 am-5:55 pm

1 stop5h 55m

$132

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Tue 11/11

9:05 pm-6:50 am

1 stop10h 45m

Porto

Sat 11/15

8:10 pm-7:40 am

1 stop10h 30m

$153

BilbaoPorto

BIO - OPO

BIOOPO

Bilbao

Sat 1/24

7:15 pm-7:30 pm

Nonstop1h 15m

$22

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 19 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 October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bilbao-Porto flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 October 24, 2025.

To ensure you get the cheapest price possible for a flight from Bilbao to Porto, you should look to book at least 84 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, December is the cheapest month in which you can book a flight from Bilbao to Porto (average of $27). Flying from Bilbao to Porto in August is currently the most expensive (average of $102). 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 October 29, 2025.

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

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 October 29, 2025.
See what other customers who have flown with Vueling from Bilbao to Porto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.1
Good
1,204 reviews

Overall

7.1

Comfort

6.8

Entertainment

5.8

Food

6.1

Boarding

7.1

Crew

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

BCN - DUB

My tv was not working and I had to switch seats 3 times. Other than that excellent experience.
Vueling
7.1
Good
1,204 reviews
Vueling
7.1
Good
1,204 reviews

Overall

7.1

Comfort

6.8

Entertainment

5.8

Food

6.1

Boarding

7.1

Crew

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

BCN - DUB

My tv was not working and I had to switch seats 3 times. Other than that excellent experience.

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.

  • How long is the flight from Bilbao to Porto?

    Departing from Bilbao to Porto will take you 1h 15m. Airlines will cover a distance of 327 mi. Generally, flights for this route are nonstop.

  • What is the cheapest airline to fly from Bilbao to Porto round-trip?

    According to our current data, Vueling ($71), 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 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( 77%).

  • What are the cheapest flights from Bilbao to Porto?

    The cheapest flight price from Bilbao to Porto is $29. On average you can expect to pay $112. The most popular route, (Bilbao - Porto), can usually be booked for $158.

  • 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, December is the cheapest month in which you can book a flight from Bilbao to Porto (average of $27). Flying from Bilbao to Porto in August is currently the most expensive (average of $102). 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 Porto?

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

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Alternative routes for Bilbao to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest$71Average$82FlexibilityNo cancel feeOn-time88%

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