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Cheap flights from Porto to Spain from £21

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — MAD
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Porto to Spain

Keep the following information in mind while searching for Porto to Spain flight deals. Data was last updated 11 July 2025.

Round-trip from

£35

One-way from

£21

Popular in

August

Cheapest in

May

Average price

£109

Good round-trip deal

£64 or less

Good one-way deal

£50 or less
Ryanair
  • Ryanair
  • 2/10-8/10
  • Nonstop
  • 2h 40m total
  • Porto to Spain
Search Deals
Ryanair
  • Ryanair
  • 11/10
  • Nonstop
  • 1h 20m total
  • Porto to Spain
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (£27 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Porto to Spain.
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Price to beat on a one-way flight from Porto to Spain.
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Find flight deals from Porto to Spain

Cheapest flights from Porto to Spain
Explore the most affordable flight options available from Porto to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Thu 2/1022:30OPO - MAD
Nonstop1h 20mRyanair
Wed 8/1006:30MAD - OPO
Nonstop1h 20mRyanair
Deal found 9/7£35
Sat 13/920:10OPO - MAD
Nonstop1h 10mAir Europa
Sun 14/906:35MAD - OPO
Nonstop1h 15mAir Europa
Deal found 11/7£66
Mon 25/818:05OPO - MAD
1 stop5h 15mMultiple Airlines
Mon 1/922:15MAD - OPO
Nonstop1h 20mMultiple Airlines
Deal found 11/7£82
Sat 18/1015:45OPO - MAD
1 stop4h 40mTAP AIR PORTUGAL
Sun 19/1006:35MAD - OPO
1 stop4h 25mTAP AIR PORTUGAL
Deal found 9/7£99

Cheapflights Fare Finder

Customise your flight search to find flights from Porto to Spain 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 11 July 2025.
Use the filters below to find and compare flights from Porto to Spain that are best for you.

Fly from

Porto

Fly to

Spain

Route

Depart

Return

Price

PortoMadrid

OPO - MAD

OPOMAD

Porto

Thu 2/10

22:30-00:50

Nonstop1h 20m

Madrid Barajas

Wed 8/10

06:30-06:50

Nonstop1h 20m

£35

PortoMadrid

OPO - MAD

OPOMAD

Porto

Sat 13/9

20:10-22:20

Nonstop1h 10m

Madrid Barajas

Sun 14/9

06:35-06:50

Nonstop1h 15m

£66

PortoMadrid

OPO - MAD

OPOMAD

Porto

Mon 25/8

18:05-00:20

1 stop5h 15m

Madrid Barajas

Mon 1/9

22:15-22:35

Nonstop1h 20m

£82

PortoMadrid

OPO - MAD

OPOMAD

Porto

Sat 18/10

15:45-21:25

1 stop4h 40m

Madrid Barajas

Sun 19/10

06:35-10:00

1 stop4h 25m

£99

PortoMadrid

OPO - MAD

OPOMAD

Porto

Sat 11/10

21:25-23:45

Nonstop1h 20m

£21

PortoMadrid

OPO - MAD

OPOMAD

Porto

Mon 13/10

20:10-22:20

Nonstop1h 10m

£44

PortoMadrid

OPO - MAD

OPOMAD

Porto

Fri 1/8

17:55-00:20

1 stop5h 25m

£49

PortoMadrid

OPO - MAD

OPOMAD

Porto

Sun 20/7

12:20-14:40

Nonstop1h 20m

£63

Flights are sorted by cheapest return flights first.

Deals found on 11/7

Best time to book a flight from Porto to Spain

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

Cheapflights Insights

Everything you need to know about your flight from Porto to Spain

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

Currently, January is the cheapest month in which you can book a flight from Porto to Spain (average of £94). Flying from Porto to Spain 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 OPO to ES?

Find hourly flight availability from Porto to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

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

Weekly flight availability from Porto to Spain

Explore weekly flight availability from Porto to Spain. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 July 2025.

The most flights from OPO to ES0 are scheduled on a Wednesday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (31 on average).

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. 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 Spain. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with Vueling, TAP AIR PORTUGAL, andAir Europa from Porto to Spain. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.1
Good
1,171 reviews
Check prices

Crew

7.6

Boarding

7.1

Overall

7.1

Food

6.1

Comfort

6.8

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience
Vueling
7.1
Good
1,171 reviews
Vueling
7.1
Good
1,171 reviews
Check prices

Crew

7.6

Boarding

7.1

Overall

7.1

Food

6.1

Comfort

6.8

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience
TAP AIR PORTUGAL
7.1
Good
1,915 reviews
Vueling
7.1
Good
1,171 reviews
Check prices

Crew

7.6

Boarding

7.1

Overall

7.1

Food

6.1

Comfort

6.8

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience
Air Europa
7.0
Good
538 reviews
Vueling
7.1
Good
1,171 reviews
Check prices

Crew

7.6

Boarding

7.1

Overall

7.1

Food

6.1

Comfort

6.8

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience
Ryanair
6.8
Okay
5,152 reviews
Vueling
7.1
Good
1,171 reviews
Check prices

Crew

7.6

Boarding

7.1

Overall

7.1

Food

6.1

Comfort

6.8

Entertainment

5.8

Reviews

1 / 20
4.0
Okay

Nadia,May 2024

FCO - BCN

The overhead compartment from my seat broke, and my bag got sent 10 seats over. It was an inconvenience

Related info for your journey

Find useful and relevant information for your journey from Porto to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Porto to Spain?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly out of when you book flights from Porto to Spain.

  • How popular is this Porto to Spain flight route?

    Within the past month, 96 users have taken a look at flights from Porto to Spain.

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

    One-way options have recently been found by users for as low as £21 on Ryanair. Other airlines that offer cheap prices include Air Europa from £44 and TAP AIR PORTUGAL from £49 one-way.

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

    Before booking your flight to Spain from Porto, check out the most reliable airlines to get you to your destination on time: Scandinavian Airlines (94%), Delta (90%), TAROM( 90%).

  • What are the cheapest flights from Porto to Spain?

    The cheapest flight price from Porto to Spain is £49. On average you can expect to pay £637. The most popular route, (Porto - Madrid Barajas), can usually be booked for £57.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Porto to Spain (average of £94). Flying from Porto to Spain 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

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Top 3 airlines flying from Porto to Spain

Discover the top 3 airlines that operate flights from Porto to Spain. 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 858,174 searches. Data last updated 11 July 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£34Average£73FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Air EuropaCheapest£38Average£120FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
VuelingCheapest£58Average£106FlexibilityNo cancel feeOn-time88%
Search Vueling flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Porto to Spain?

Cheapflights helps you search for flights from Porto to Spain via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Spain from Porto.

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

Yes, we can. To see specific flights from Porto to Spain with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Spain from Porto today and book when prices fit your budget.

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