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Cheap flights from Porto to Northern Ireland from £49

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — BFS
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Northern Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Porto to Northern Ireland
Explore the most affordable flight options available from Porto to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 December 2025.

Sat 20/1219:50OPO - BHD
1 stop24h 40mBritish Airways
Wed 24/1209:15BHD - OPO
1 stop8h 30mBritish Airways
Deal found 4/12£490
Sun 21/1211:15OPO - BHD
1 stop5h 35mKLM
Tue 23/1206:30BHD - OPO
1 stop28h 00mKLM
Deal found 2/12£564
Sun 21/1208:20OPO - BHD
2 stops11h 20mMultiple Airlines
Tue 23/1206:35BHD - OPO
2 stops9h 25mMultiple Airlines
Deal found 3/12£715

Find flight deals from Porto to Northern Ireland

Keep the following information in mind while searching for Porto to Northern Ireland flight deals. Data was last updated 5 December 2025.

Round-trip from

£90

One-way from

£49
17/1-24/1
  • 17/1-24/1
  • 2 total stops
  • 20h 30m total
  • Porto to Northern Ireland
Search Deals
2/2
  • 2/2
  • 1 total stop
  • 10h 25m total
  • Porto to Northern Ireland
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto to Northern Ireland 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 5 December 2025.
Use the filters below to find and compare flights from Porto to Northern Ireland that are best for you.

Fly from

Porto

Fly to

Northern Ireland

Route

Depart

Return

Price

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 17/1

11:40-22:45

1 stop11h 05m

Belfast Intl

Sat 24/1

23:10-08:35

1 stop9h 25m

£90

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 16/1

18:50-08:25

1 stop13h 35m

Belfast Intl

Fri 23/1

21:20-10:10

1 stop12h 50m

£118

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 28/3

08:20-07:00

1 stop22h 40m

Belfast Intl

Fri 3/4

17:20-19:50

Nonstop2h 30m

£173

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 27/3

20:20-07:40

1 stop11h 20m

Belfast Intl

Fri 3/4

20:25-07:45

1 stop11h 20m

£181

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 27/3

11:30-22:30

1 stop11h 00m

Belfast Intl

Fri 3/4

17:20-19:50

Nonstop2h 30m

£186

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 28/3

08:20-07:00

1 stop22h 40m

Belfast Intl

Fri 3/4

18:00-08:00

2 stops38h 00m

£193

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 27/3

20:20-07:40

1 stop11h 20m

Belfast Intl

Thu 2/4

06:10-12:05

1 stop5h 55m

£213

PortoBelfast

OPO - BHD

OPOBHD

Porto

Sat 28/3

13:40-20:55

1 stop7h 15m

Belfast City

Fri 3/4

18:20-07:45

1 stop13h 25m

£235

PortoBelfast

OPO - BHD

OPOBHD

Porto

Sat 28/3

09:40-20:30

1 stop10h 50m

Belfast City

Thu 2/4

15:25-08:35

1 stop17h 10m

£238

PortoBelfast

OPO - BHD

OPOBHD

Porto

Sun 29/3

06:35-13:40

1 stop7h 05m

Belfast City

Wed 1/4

13:25-19:10

1 stop5h 45m

£275

Flights are sorted by cheapest return flights first.

Deals found on 3/12

Showing 1-10 of 30 results
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Best time to book a flight from Porto to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland 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 Northern Ireland
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    Located just 6.8 mi from the city center, Porto (OPO) is the airport most travelers will use when flying to Northern Ireland from Porto.

  • How long is the flight from Porto to Northern Ireland?

    Departing from Porto to Northern Ireland will take you 10h 20m. The distance from Porto to Northern Ireland is about 932 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto to Northern Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Porto to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Porto to Northern Ireland?

When you search for this flight from Porto to Northern Ireland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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Millions of users choose and trust Cheapflights to book the best flight deals from Porto to Northern Ireland for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Northern Ireland from Porto shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Porto to Northern Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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