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

easyJet and Ryanair 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 October 2026. The most frequent departure day is Fri, 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.

£39 Cheap Flights from Porto to Northern Ireland in 2026/27

Find the cheapest flights from Porto to Northern Ireland

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:55 - 09:35OPO Porto-BFS Belfast Intl

15h 40m1 stop London Stansted

22:05 - 15:00BFS Belfast Intl-OPO Porto

16h 55m2 stops London Stansted Bergamo Orio Al Serio

£110Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

17:55 - 09:35OPO Porto-BFS Belfast Intl

15h 40m1 stop London Stansted

22:05 - 11:25BFS Belfast Intl-OPO Porto

13h 20m1 stop London Stansted

£112Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

06:25 - 20:55OPO Porto-BFS Belfast Intl

14h 30m2 stops Madrid Barajas Manchester

22:05 - 15:00BFS Belfast Intl-OPO Porto

16h 55m2 stops London Stansted Bergamo Orio Al Serio

£119Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

09:00 - 19:45OPO Porto-BFS Belfast Intl

10h 45m1 stop Manchester

06:20 - 15:00BFS Belfast Intl-OPO Porto

8h 40m2 stops London Stansted Bergamo Orio Al Serio

£123Multiple Airlines

Thu, 19 Nov - Thu, 26 Nov

07:05 - 14:15OPO Porto-BFS Belfast Intl

7h 10m1 stop London Stansted

16:30 - 17:05BFS Belfast Intl-OPO Porto

24h 35m1 stop Malaga

£171Multiple Airlines

Sat, 17 Oct - Sun, 18 Oct

05:00 - 16:10OPO Porto-BFS Belfast Intl

11h 10m3 stops Lisbon Humberto Delgado Madrid Barajas Manchester

22:05 - 12:50BFS Belfast Intl-OPO Porto

14h 45m2 stops London Stansted Milan Malpensa

£175Multiple Airlines

Wed, 18 Nov - Wed, 25 Nov

22:25 - 07:55OPO Porto-BFS Belfast Intl

9h 30m1 stop Manchester

15:00 - 22:00BFS Belfast Intl-OPO Porto

7h 00m1 stop Manchester

£177Multiple Airlines

Mon, 8 Feb - Mon, 15 Feb

22:00 - 06:55OPO Porto-BFS Belfast Intl

8h 55m1 stop Liverpool J. Lennon

21:20 - 08:35BFS Belfast Intl-OPO Porto

11h 15m1 stop Manchester

£181Multiple Airlines

Sun, 27 Dec - Wed, 30 Dec

20:15 - 07:55OPO Porto-BFS Belfast Intl

35h 40m2 stops Sevilla London Stansted

21:20 - 08:35BFS Belfast Intl-OPO Porto

11h 15m1 stop Manchester

£183Multiple Airlines

Sun, 27 Dec - Wed, 30 Dec

13:10 - 23:20OPO Porto-BFS Belfast Intl

10h 10m2 stops Barcelona-El Prat London Stansted

07:10 - 16:00BFS Belfast Intl-OPO Porto

8h 50m1 stop Manchester

£196Multiple Airlines

Sat, 17 Oct - Sun, 18 Oct

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Ryanair flights from Porto to Northern Ireland

Our best Ryanair deals on Porto to Northern Ireland flight tickets

Ryanair

9 Oct

OPO14:25Porto

2h 30m

BFS16:55Belfast Intl

12 Oct

BFS17:35Belfast Intl

13h 55m

1 stop

OPO07:30Porto

£139

Ryanair

9 Oct

OPO14:25Porto

2h 30m

BFS16:55Belfast Intl

12 Oct

BFS17:35Belfast Intl

13h 55m

1 stop

OPO07:30Porto

£140

Ryanair

9 Oct

OPO14:25Porto

2h 30m

BFS16:55Belfast Intl

12 Oct

BFS17:35Belfast Intl

13h 55m

1 stop

OPO07:30Porto

£146

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Wed 18/11

17:55-09:35

1 stop15h 40m

Belfast Intl

Wed 25/11

22:05-15:00

2 stops16h 55m

£110

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Wed 18/11

17:55-09:35

1 stop15h 40m

Belfast Intl

Wed 25/11

22:05-11:25

1 stop13h 20m

£112

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Wed 18/11

06:25-20:55

2 stops14h 30m

Belfast Intl

Wed 25/11

22:05-15:00

2 stops16h 55m

£119

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Thu 19/11

09:00-19:45

1 stop10h 45m

Belfast Intl

Thu 26/11

06:20-15:00

2 stops8h 40m

£123

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Sat 17/10

07:05-14:15

1 stop7h 10m

Belfast Intl

Sun 18/10

16:30-17:05

1 stop24h 35m

£171

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Wed 18/11

05:00-16:10

3 stops11h 10m

Belfast Intl

Wed 25/11

22:05-12:50

2 stops14h 45m

£175

Fastest return journey

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Mon 8/2

22:25-07:55

1 stop9h 30m

Belfast Intl

Mon 15/2

15:00-22:00

1 stop7h 00m

£177

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Sun 27/12

22:00-06:55

1 stop8h 55m

Belfast Intl

Wed 30/12

21:20-08:35

1 stop11h 15m

£181

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Sun 27/12

20:15-07:55

2 stops35h 40m

Belfast Intl

Wed 30/12

21:20-08:35

1 stop11h 15m

£183

PortoBelfast

OPO Porto - BFS Belfast Intl

OPOBFS

Porto

Sat 17/10

13:10-23:20

2 stops10h 10m

Belfast Intl

Sun 18/10

07:10-16:00

1 stop8h 50m

£196

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?

You could potentially save up to 1% on your flight if you consider stops on a Porto to Northern Ireland flight.

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

Best price found	£39
Fastest flight time	2h 30m
Direct flights	Tue, Sat and Sun
Airports in Northern Ireland	18 airports

The best one-way flight to Northern Ireland from Porto in the past 72 hours is £39. The best return flight deal from Porto to Northern Ireland found on momondo in the last 72 hours is £110.

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

Direct flights go from Porto to Northern Ireland on Tuesday, Saturday and Sunday. 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 75.00% of all bookings. The subsequent popular model is Boeing 737 MAX 8 at 25.00%.

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.