What are the cheapest airlines to fly from Northern Ireland to Porto one-way?

For one-way options, check prices for Ryanair. According to our data, you can fly for as low as £106. Users have also found prices from £129 and £200 on Ryanair and KLM, respectively.

What are the cheapest flights from Northern Ireland to Porto?

While on average a flight from Northern Ireland to Porto is generally £64, our data shows the cheapest flight currently is £15. When looking at the most popular route, (Belfast Intl - Porto), you can expect to pay £82 for that flight.

What are the most popular airlines that fly from Northern Ireland to Porto?

Before booking your flight from Northern Ireland to Porto check out the most popular airlines for this route: Ryanair, Ryanair or easyJet.

What is the cheapest month to fly from Northern Ireland to Porto?

May can be a great time to fly to Porto from Northern Ireland with a flight ticket averaging about £188. Cheapflights users have found deals in the month of May for as cheap as £42. The most expensive prices can be found in the month of December.

What airport do you fly into for flights to Porto from Northern Ireland?

Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Northern Ireland to Porto.

Can I find deals for flights from Northern Ireland to Porto that include hotel bookings?

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

How can I find direct flights from Northern Ireland to Porto?

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

Can I find deals for business class flights from Northern Ireland to Porto?

Yes. Cheapflights offers flight deals from Northern Ireland 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.

£82+ Flights from Northern Ireland to Porto

Cheap flight deals from Northern Ireland to Porto

Round-trip from	£82
Popular in	December
Cheapest in	May
Average price	£91
Good round-trip deal	£43 or less
Good one-way deal	£24 or less

Ryanair
4/6-14/6
Nonstop
5h 00m total
Northern Ireland to Porto

Search Deals

Highest demand for flights based on searches. 41% potential increase in price (£101 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 30% potential price decrease (£33 potential savings vs. average return price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Price to beat on a round-trip flight from Northern Ireland to Porto.

Search Deals

Price to beat on a one-way flight from Northern Ireland to Porto.

Search Deals

Find flight deals from Northern Ireland to Porto

Cheapest flights from Northern Ireland to Porto
Explore the most affordable flight options available from Northern Ireland to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Wed 4/611:10BFS - OPO

Nonstop2h 30mRyanair

Sat 14/613:30OPO - BFS

Nonstop2h 30mRyanair

Deal found 30/4£82

Wed 4/607:25BFS - OPO

1 stop9h 50mMultiple Airlines

Sat 14/613:30OPO - BFS

Nonstop2h 30mMultiple Airlines

Deal found 30/4£110

Mon 12/509:25BFS - OPO

1 stop28h 45mRyanair

Thu 15/514:45OPO - BFS

1 stop26h 00mRyanair

Deal found 30/4£134

Mon 12/506:55BHD - OPO

1 stop5h 30mMultiple Airlines

Thu 15/509:55OPO - BHD

1 stop4h 45mMultiple Airlines

Deal found 30/4£201

Sat 30/817:25BHD - OPO

1 stop17h 15mKLM

Thu 4/906:30OPO - BHD

1 stop14h 45mKLM

Deal found 30/4£357

Sat 30/807:05BHD - OPO

2 stops24h 30mBritish Airways

Thu 4/908:15OPO - BHD

2 stops24h 30mBritish Airways

Deal found 30/4£465

Best flights from Northern Ireland to Porto
Discover carefully curated flight deals from Northern Ireland to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 May 2025.

Wed 4/611:10BFS - OPO

Nonstop2h 30mRyanair

Sat 14/613:30OPO - BFS

Nonstop2h 30mRyanair

Deal found 30/4£82

Wed 4/607:25BFS - OPO

1 stop9h 50mMultiple Airlines

Sat 14/613:30OPO - BFS

Nonstop2h 30mMultiple Airlines

Deal found 30/4£110

Mon 12/509:25BFS - OPO

1 stop28h 45mRyanair

Thu 15/514:45OPO - BFS

1 stop26h 00mRyanair

Deal found 30/4£134

Sat 30/817:25BHD - OPO

1 stop17h 15mKLM

Thu 4/906:30OPO - BHD

1 stop14h 45mKLM

Deal found 30/4£357

Mon 12/506:55BHD - OPO

1 stop5h 30mMultiple Airlines

Thu 15/509:55OPO - BHD

1 stop4h 45mMultiple Airlines

Deal found 30/4£201

Sat 30/807:05BHD - OPO

2 stops24h 30mBritish Airways

Thu 4/908:15OPO - BHD

2 stops24h 30mBritish Airways

Deal found 30/4£465

Last-minute flights from Northern Ireland to Porto
Discover last-minute flight deals from Northern Ireland to Porto. Data last updated 1 May 2025 and is based on user searches.

Mon 12/509:25BFS - OPO

1 stop28h 45mRyanair

Thu 15/514:45OPO - BFS

1 stop26h 00mRyanair

Deal found 30/4£134

Mon 12/509:25BFS - OPO

1 stop28h 45mMultiple Airlines

Thu 15/512:00OPO - BFS

2 stops35h 59mMultiple Airlines

Deal found 30/4£142

Mon 12/506:55BHD - OPO

1 stop5h 30mMultiple Airlines

Thu 15/509:55OPO - BHD

1 stop4h 45mMultiple Airlines

Deal found 30/4£201

One-way flights from Northern Ireland to Porto
Search for one-way flight options from Northern Ireland to Porto. Find affordable one-way fares based on user searches. Data last updated 1 May 2025.

Sun 11/522:55BFS - OPO

1 stop13h 30mMultiple Airlines

Deal found 30/4£84

Sun 11/517:30BFS - OPO

2 stops25h 05mRyanair

Deal found 30/4£106

Sun 11/507:30BHD - OPO

1 stop9h 00mMultiple Airlines

Deal found 30/4£108

Sat 19/710:35BFS - OPO

Nonstop2h 30mRyanair

Deal found 30/4£129

Tue 3/617:25BHD - OPO

1 stop17h 15mKLM

Deal found 30/4£200

Tue 3/616:25BHD - OPO

2 stops15h 10mBritish Airways

Deal found 30/4£203

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Wed 4/6

11:10-13:40

Nonstop2h 30m

Porto

Sat 14/6

13:30-16:00

Nonstop2h 30m

£82

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Wed 4/6

07:25-17:15

1 stop9h 50m

Porto

Sat 14/6

13:30-16:00

Nonstop2h 30m

£110

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Mon 12/5

09:25-14:10

1 stop28h 45m

Porto

Thu 15/5

14:45-16:45

1 stop26h 00m

£134

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Mon 12/5

06:55-12:25

1 stop5h 30m

Porto

Thu 15/5

09:55-14:40

1 stop4h 45m

£201

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Sat 30/8

17:25-10:40

1 stop17h 15m

Porto

Thu 4/9

06:30-21:15

1 stop14h 45m

£357

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Sat 30/8

07:05-07:35

2 stops24h 30m

Porto

Thu 4/9

08:15-08:45

2 stops24h 30m

£465

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sun 11/5

22:55-12:25

1 stop13h 30m

£84

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sun 11/5

17:30-18:35

2 stops25h 05m

£106

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Sun 11/5

07:30-16:30

1 stop9h 00m

£108

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sat 19/7

10:35-13:05

Nonstop2h 30m

£129

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 12 results

Best time to book a flight from Northern Ireland to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Northern Ireland 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 Northern Ireland to Porto

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

Currently, February is the cheapest month in which you can book a flight from Northern Ireland to Porto (average of £66). Flying from Northern Ireland 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 NIR to OPO?

When flying from Northern Ireland 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

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

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

KLM

7.8

Good

1,334 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

KLM

7.8

Good

1,334 reviews

KLM

7.8

Good

1,334 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Ryanair

6.8

Okay

5,054 reviews

KLM

7.8

Good

1,334 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

British Airways

6.6

Okay

6,842 reviews

KLM

7.8

Good

1,334 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Ryanair

6.2

Okay

KLM

7.8

Good

1,334 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Mar 2025

LBA - AMS

Related info for your journey

What airport do you fly into for flights to Porto from Northern Ireland?
Porto (OPO), located 6.8 mi from the city center, is the airport you fly into when you book flights from Northern Ireland to Porto.
What are the cheapest airlines to fly from Northern Ireland to Porto one-way?
For one-way options, check prices for Ryanair. According to our data, you can fly for as low as £106. Users have also found prices from £129 and £200 on Ryanair and KLM, respectively.
What are the cheapest flights from Northern Ireland to Porto?
While on average a flight from Northern Ireland to Porto is generally £64, our data shows the cheapest flight currently is £15. When looking at the most popular route, (Belfast Intl - Porto), you can expect to pay £82 for that flight.
Can I find deals for flights from Northern Ireland to Porto that include hotel bookings?
Yes. In addition to deals on Northern Ireland to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Porto.
Can I find deals for business class flights from Northern Ireland to Porto?
Yes. Cheapflights offers flight deals from Northern Ireland 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 Northern Ireland to Porto?
Currently, February is the cheapest month in which you can book a flight from Northern Ireland to Porto (average of £66). Flying from Northern Ireland 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

Coimbra

Viseu

Guimarães

Vila Nova de Gaia

Aveiro

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Northern Ireland to Porto

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£43	Average£135	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Ryanair	Cheapest£51	Average£105	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
easyJet	Cheapest£123	Average£251	FlexibilityNo cancel fee	On-time86%	Search easyJet flights

Fly with Cheapflights

How does Cheapflights help users find flights from Northern Ireland to Porto?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Porto from Northern Ireland today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Northern Ireland to Porto by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes, we can. To see specific flights from Northern Ireland to Porto 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 Northern Ireland to Porto become cheaper?

Of course! You can now track prices for flights from Northern Ireland to Porto and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Northern Ireland to Porto from £82

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Porto

Keep the following information in mind while searching for Northern Ireland to Porto flight deals. Data was last updated 1 May 2025.

Round-trip from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Northern Ireland to Porto

Cheapest flights from Northern Ireland to PortoExplore the most affordable flight options available from Northern Ireland to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Explore the most affordable flight options available from Northern Ireland to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Northern Ireland to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Northern Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Porto

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

What is the cheapest time of day to fly from NIR to OPO?

Find hourly flight availability from Northern Ireland 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 1 May 2025.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

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 1 May 2025.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Porto. 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 into for flights to Porto from Northern Ireland?

What are the cheapest airlines to fly from Northern Ireland to Porto one-way?

What are the cheapest flights from Northern Ireland to Porto?

Can I find deals for flights from Northern Ireland to Porto that include hotel bookings?

How can I find direct flights from Northern Ireland to Porto?

Can I find deals for business class flights from Northern Ireland to Porto?

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

Travelling to a place near Northern Ireland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Northern Ireland to Porto

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Northern Ireland to Porto

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 Northern Ireland to Porto?

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

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

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

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Cheapest flights from Northern Ireland to Porto
Explore the most affordable flight options available from Northern Ireland to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.