Find flights
When to book
Airlines
FAQs

Cheap flights from Northern Ireland to Porto from £66

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — OPO
2 Apr — 9 Apr1
1 adult

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 28 March 2025.

Round-trip from

£71

One-way from

£66

Popular in

December

Cheapest in

May

Average price

£178

Good round-trip deal

£135 or less
Ryanair
  • Ryanair
  • 7/5-10/5
  • Nonstop
  • 5h 00m total
  • Northern Ireland to Porto
Search Deals
1/6
  • 1/6
  • 1 total stop
  • 9h 20m total
  • Northern Ireland to Porto
Search Deals
Highest demand for flights based on searches. 52% potential increase in price (£171 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 32% potential price decrease (£38 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip 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 28 March 2025.

Wed 7/511:10BFS - OPO
Nonstop2h 30mMultiple Airlines
Sat 10/521:50OPO - BFS
1 stop10h 10mMultiple Airlines
Deal found 27/3£104
Fri 3/1021:05BFS - OPO
1 stop10h 40measyJet
Tue 7/1021:25OPO - BFS
1 stop10h 45measyJet
Deal found 27/3£161
Sat 7/610:35BFS - OPO
Nonstop2h 30mRyanair
Sat 14/613:30OPO - BFS
Nonstop2h 30mRyanair
Deal found 27/3£172
Thu 5/618:05BHD - OPO
1 stop4h 55mMultiple Airlines
Mon 9/607:15OPO - BHD
1 stop6h 35mMultiple Airlines
Deal found 27/3£220
Thu 16/1006:30BHD - OPO
1 stop13h 05mKLM
Sun 19/1005:00OPO - BHD
1 stop16h 15mKLM
Deal found 27/3£228
Fri 3/1014:00BHD - OPO
2 stops17h 35mBritish Airways
Tue 7/1012:20OPO - BHD
2 stops22h 15mBritish Airways
Deal found 27/3£269

Cheapflights Fare Finder

Customise your flight search to find flights from Northern Ireland 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 858,174 searches. Data last updated 28 March 2025.
Use the filters below to find and compare flights from Northern Ireland to Porto that are best for you.

Fly from

Northern Ireland

Fly to

Porto

Route

Depart

Return

Price

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Wed 7/5

11:10-13:40

Nonstop2h 30m

Porto

Sat 10/5

21:50-08:00

1 stop10h 10m

£104

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sat 7/6

10:35-13:05

Nonstop2h 30m

Porto

Sat 14/6

13:30-16:00

Nonstop2h 30m

£172

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Thu 5/6

18:05-23:00

1 stop4h 55m

Porto

Mon 9/6

07:15-13:50

1 stop6h 35m

£220

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Sat 30/8

06:30-18:10

1 stop11h 40m

Porto

Thu 4/9

06:30-21:15

1 stop14h 45m

£256

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Sat 7/6

09:35-07:35

2 stops22h 00m

Porto

Sat 14/6

08:15-20:45

2 stops12h 30m

£471

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sun 1/6

23:30-08:50

1 stop9h 20m

£66

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Sun 1/6

07:05-08:50

1 stop25h 45m

£91

Flights are sorted by cheapest return flights first.

Deals found on 26/3

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 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 28 March 2025.

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

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

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

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 28 March 2025.
KLM
7.8
Good
1,321 reviews
Check prices

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Crew

8.4

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
1,321 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Crew

8.4

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.
British Airways
6.6
Okay
6,712 reviews
KLM
7.8
Good
1,321 reviews
Check prices

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Crew

8.4

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.
Ryanair
6.1
Okay
KLM
7.8
Good
1,321 reviews
Check prices

Entertainment

7.1

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Crew

8.4

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.

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?

    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 flights from Northern Ireland to Porto?

    While on average a flight from Northern Ireland to Porto is generally £175, our data shows the cheapest flight currently is £78. When looking at the most popular route, (Belfast Intl - Porto), you can expect to pay £71 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

Travelling to a place near Northern Ireland?

Book flights to Northern Ireland if you plan to visit one of these locations
Coimbra
Viseu
Guimarães
Vila Nova de Gaia
Aveiro

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.
Heathrow to Lisbon flights
Gatwick to Lisbon flights
Heathrow to Faro flights
Luton to Lisbon flights
Stansted to Lisbon flights
London City to Lisbon flights
Gatwick to Porto flights
Gatwick to Faro flights
Luton to Faro flights
Stansted to Faro flights
Stansted to Porto flights
Heathrow to Porto flights
Manchester to Lisbon flights
London City to Faro flights
Gatwick to Funchal flights
London City to Porto flights
Manchester to Faro flights
Heathrow to Funchal flights
Stansted to Funchal flights
Southend to Faro flights
Manchester to Porto flights
London City to Funchal flights
Bristol to Faro flights
Luton to Porto flights
Birmingham to Faro flights
Luton to Funchal flights
Bristol to Lisbon flights
East Midlands to Faro flights
Liverpool to Faro flights
Glasgow Intl to Faro flights
Edinburgh to Lisbon flights
Belfast Intl to Faro flights
Edinburgh to Faro flights
Southend to Lisbon flights
Birmingham to Lisbon flights
Manchester to Funchal flights
Leeds to Faro flights
Heathrow to Ponta Delgada flights
Gatwick to Ponta Delgada flights
Bristol to Porto flights
Newcastle upon Tyne to Faro flights
Birmingham to Porto flights
Edinburgh to Porto flights
Belfast City to Faro flights
Luton to Ponta Delgada flights
Bournemouth to Faro flights
Heathrow to Porto Santo flights
Bristol to Funchal flights
London City to Ponta Delgada flights
Gatwick to Porto Santo flights

Top 3 airlines flying from Northern Ireland to Porto

Discover the top 3 airlines that operate flights from Northern Ireland 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 858,174 searches. Data last updated 28 March 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£53Average£124FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£92Average£140FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£185Average£256FlexibilityNo cancel feeOn-time86%
Search easyJet 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 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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
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.