What is the cheapest airline that flies from Porto to Northern Ireland?

easyJet, Ryanair, and British Airways are the most popular carriers operating from Porto to Northern Ireland

How many flights depart from Porto to Northern Ireland on average per week?

The number of flights available between Porto and Northern Ireland is 1 per week as of August 2026. The most frequent departure day is Mon, with 100% of weekly flights leaving on this day.

When did momondo last update prices for flights from Porto Airport to Northern Ireland?

Prices for flights from Porto Airport to Northern Ireland are refreshed on a daily basis.

How old do you have to be to fly from Porto Airport to Northern Ireland?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Porto Airport to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The travel and health documents you'll need for your trip to Northern Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£43 Cheap Flights from Porto to Northern Ireland in 2026

Find the cheapest flights from Porto to Northern Ireland

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

07:15 - 09:45OPO Porto-BFS Belfast Intl

2h 30mdirect

17:20 - 19:50BFS Belfast Intl-OPO Porto

2h 30mdirect

£81Ryanair

Mon, 14 Sep - Fri, 18 Sep

05:55 - 18:55OPO Porto-BFS Belfast Intl

13h 00m1 stop Edinburgh Turnhouse

14:40 - 23:55BFS Belfast Intl-OPO Porto

9h 15m1 stop Paris Beauvais-Tille

£89Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

09:55 - 21:05OPO Porto-BFS Belfast Intl

11h 10m1 stop Manchester

21:40 - 09:15BFS Belfast Intl-OPO Porto

11h 35m1 stop Glasgow Intl

£101easyJet

Thu, 15 Oct - Thu, 22 Oct

22:30 - 08:05OPO Porto-BFS Belfast Intl

9h 35m1 stop Edinburgh Turnhouse

23:30 - 12:05BFS Belfast Intl-OPO Porto

12h 35m1 stop Edinburgh Turnhouse

£101Multiple Airlines

Tue, 22 Sep - Tue, 29 Sep

09:25 - 23:00OPO Porto-BFS Belfast Intl

13h 35m1 stop London Stansted

08:40 - 20:40BFS Belfast Intl-OPO Porto

12h 00m1 stop Manchester

£104Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

22:45 - 08:55OPO Porto-BFS Belfast Intl

10h 10m1 stop Alicante

17:20 - 19:50BFS Belfast Intl-OPO Porto

2h 30mdirect

£105Ryanair

Mon, 14 Sep - Fri, 18 Sep

22:20 - 21:15OPO Porto-BFS Belfast Intl

22h 55m2 stops Faro Manchester

14:40 - 23:55BFS Belfast Intl-OPO Porto

9h 15m1 stop Paris Beauvais-Tille

£106Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

06:15 - 23:00OPO Porto-BFS Belfast Intl

16h 45m1 stop London Stansted

10:30 - 13:00BFS Belfast Intl-OPO Porto

2h 30mdirect

£107Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

22:20 - 21:15OPO Porto-BFS Belfast Intl

22h 55m2 stops Faro Manchester

08:40 - 20:40BFS Belfast Intl-OPO Porto

12h 00m1 stop Manchester

£108Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

22:20 - 21:15OPO Porto-BFS Belfast Intl

22h 55m2 stops Faro Manchester

08:40 - 20:40BFS Belfast Intl-OPO Porto

12h 00m1 stop Manchester

£109Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

06:05 - 17:25OPO Porto-BFS Belfast Intl

11h 20m1 stop Leeds/Bradford

17:20 - 19:50BFS Belfast Intl-OPO Porto

2h 30mdirect

£198Multiple Airlines

Sun, 16 Aug - Fri, 21 Aug

21:35 - 09:00OPO Porto-BFS Belfast Intl

11h 25m1 stop Birmingham

17:20 - 19:50BFS Belfast Intl-OPO Porto

2h 30mdirect

£210Multiple Airlines

Sat, 15 Aug - Fri, 21 Aug

06:05 - 17:25OPO Porto-BFS Belfast Intl

11h 20m1 stop Leeds/Bradford

06:40 - 21:20BFS Belfast Intl-OPO Porto

14h 40m1 stop Edinburgh Turnhouse

£250Multiple Airlines

Sun, 16 Aug - Thu, 20 Aug

21:35 - 09:00OPO Porto-BFS Belfast Intl

11h 25m1 stop Birmingham

06:40 - 21:20BFS Belfast Intl-OPO Porto

14h 40m1 stop Edinburgh Turnhouse

£263Multiple Airlines

Sat, 15 Aug - Thu, 20 Aug

06:05 - 17:25OPO Porto-BFS Belfast Intl

11h 20m1 stop Leeds/Bradford

11:25 - 19:10BFS Belfast Intl-OPO Porto

7h 45m1 stop Paris Beauvais-Tille

£279Multiple Airlines

Sun, 16 Aug - Fri, 21 Aug

06:05 - 13:00OPO Porto-BHD Belfast City

6h 55m1 stop Leeds/Bradford

12:40 - 21:20BHD Belfast City-OPO Porto

8h 40m1 stop Edinburgh Turnhouse

£284Multiple Airlines

Sun, 16 Aug - Thu, 20 Aug

21:35 - 09:00OPO Porto-BFS Belfast Intl

11h 25m1 stop Birmingham

11:25 - 19:10BFS Belfast Intl-OPO Porto

7h 45m1 stop Paris Beauvais-Tille

£292Multiple Airlines

Sat, 15 Aug - Fri, 21 Aug

22:45 - 09:40OPO Porto-BHD Belfast City

10h 55m2 stops Alicante Leeds/Bradford

12:40 - 21:20BHD Belfast City-OPO Porto

8h 40m1 stop Edinburgh Turnhouse

£298Multiple Airlines

Mon, 17 Aug - Thu, 20 Aug

08:35 - 14:30OPO Porto-BHD Belfast City

5h 55m1 stop Liverpool J. Lennon

12:40 - 21:20BHD Belfast City-OPO Porto

8h 40m1 stop Edinburgh Turnhouse

£304Multiple Airlines

Sat, 15 Aug - Thu, 20 Aug

06:35 - 07:45OPO Porto-BFS Belfast Intl

25h 10m1 stop London Gatwick

21:10 - 06:50BFS Belfast Intl-OPO Porto

33h 40m2 stops Alicante Madrid Barajas

£307Multiple Airlines

Sun, 16 Aug - Thu, 20 Aug

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Ryanair flights from Porto to Northern Ireland

Our best Ryanair deals on Porto to Northern Ireland flight tickets

Ryanair

14 Sept

OPO07:15Porto

2h 30m

BFS09:45Belfast Intl

18 Sept

BFS17:20Belfast Intl

2h 30m

OPO19:50Porto

£81

Ryanair

14 Sept

OPO22:45Porto

10h 10m

1 stop

BFS08:55Belfast Intl

18 Sept

BFS17:20Belfast Intl

2h 30m

OPO19:50Porto

£105

Ryanair

25 Sept

OPO14:25Porto

2h 30m

BFS16:55Belfast Intl

28 Sept

BFS10:30Belfast Intl

2h 30m

OPO13:00Porto

£130

easyJet flights from Porto to Northern Ireland

Our best easyJet deals on Porto to Northern Ireland flight tickets

easyJet

15 Oct

OPO09:55Porto

11h 10m

1 stop

BFS21:05Belfast Intl

22 Oct

BFS21:40Belfast Intl

11h 35m

1 stop

OPO09:15Porto

£101

easyJet

16 Oct

OPO09:20Porto

14h 10m

1 stop

BFS23:30Belfast Intl

19 Oct

BFS07:00Belfast Intl

8h 45m

1 stop

OPO15:45Porto

£112

easyJet

16 Oct

OPO06:35Porto

12h 05m

1 stop

BHD18:40Belfast City

19 Oct

BHD08:45Belfast City

14h 50m

1 stop

OPO23:35Porto

£127

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Mon 14/9

07:15-09:45

Nonstop2h 30m

Belfast Intl

Fri 18/9

17:20-19:50

Nonstop2h 30m

£81

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Fri 25/9

05:55-18:55

1 stop13h 00m

Belfast Intl

Mon 28/9

14:40-23:55

1 stop9h 15m

£89

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Thu 15/10

09:55-21:05

1 stop11h 10m

Belfast Intl

Thu 22/10

21:40-09:15

1 stop11h 35m

£101

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Tue 22/9

22:30-08:05

1 stop9h 35m

Belfast Intl

Tue 29/9

23:30-12:05

1 stop12h 35m

£101

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Fri 25/9

09:25-23:00

1 stop13h 35m

Belfast Intl

Mon 28/9

08:40-20:40

1 stop12h 00m

£104

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Mon 14/9

22:45-08:55

1 stop10h 10m

Belfast Intl

Fri 18/9

17:20-19:50

Nonstop2h 30m

£105

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Fri 25/9

22:20-21:15

2 stops22h 55m

Belfast Intl

Mon 28/9

14:40-23:55

1 stop9h 15m

£106

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Fri 25/9

06:15-23:00

1 stop16h 45m

Belfast Intl

Mon 28/9

10:30-13:00

Nonstop2h 30m

£107

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Fri 25/9

22:20-21:15

2 stops22h 55m

Belfast Intl

Mon 28/9

08:40-20:40

1 stop12h 00m

£108

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Fri 25/9

22:20-21:15

2 stops22h 55m

Belfast Intl

Mon 28/9

08:40-20:40

1 stop12h 00m

£109

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest Porto to Northern Ireland flight route?

Fly from Porto to Belfast Intl for the best Porto - Northern Ireland flight prices

What cabin class options are available on Porto to Northern Ireland flights?

There is only 1 cabin class available to choose from on Porto to Northern Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Porto to Northern Ireland flights?

No. A direct flight is the cheapest option for a flight between Porto to Northern Ireland.

Cheap Porto to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Northern Ireland

Fastest flight time	2h 30m
Direct flights	Tue and Sat
Airports in Northern Ireland	18 airports

The fastest flight from Porto to Northern Ireland takes 2h 30m

Direct flights go from Porto to Northern Ireland on Tuesday and Saturday. There are no airlines offering direct flights..

There are 18 airports in Northern Ireland. From Porto there are direct flights to Belfast Intl (BFS).

Search flight deals

Frequently asked questions about flying from Porto to Northern Ireland

When did momondo last update prices for flights from Porto Airport to Northern Ireland?
Prices for flights from Porto Airport to Northern Ireland are refreshed on a daily basis.
How old do you have to be to fly from Porto Airport to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Porto Airport to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents you'll need for your trip to Northern Ireland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Porto to Northern Ireland?
momondo data reveals that the most frequently booked plane model on the route from Porto to Northern Ireland is Boeing 737-800 Passenger/BBJ2 (winglets), representing 76.92% of all bookings. The subsequent popular model is Boeing 737 MAX 8 at 23.08%.

Why use momondo?

Why should I use momondo to find a flight deal from Porto to Northern Ireland?

Finding the right flight to Northern Ireland from Porto is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Northern Ireland quick and easy, saving you time and money.

Can I find flights from Porto to Northern Ireland with flexible booking policies on momondo?

Yes. All flights to Northern Ireland from Porto on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Porto to Northern Ireland?

Once all potential Porto to Northern Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Porto to Northern Ireland right now. Can momondo alert me if prices change?

Price alerts on flights to Northern Ireland from Porto are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.