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Cheap flights from Porto to Northern Ireland from £48

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Northern Ireland departing on 4/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Porto to Northern Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:40 - 10:45OPO-BFS
15h 05m1 stop
Multiple Airlines Logo
12:10 - 19:35BFS-OPO
7h 25m1 stop
£115Multiple Airlines
Find Deal
Tue, 9 Dec - Thu, 11 Dec
Multiple Airlines Logo
08:20 - 22:35OPO-BFS
14h 15m1 stop
Multiple Airlines Logo
22:20 - 08:40BFS-OPO
10h 20m1 stop
£126Multiple Airlines
Find Deal
Sat, 15 Nov - Mon, 17 Nov
Multiple Airlines Logo
13:40 - 18:45OPO-BFS
5h 05m1 stop
Multiple Airlines Logo
23:05 - 09:15BFS-OPO
10h 10m1 stop
£128Multiple Airlines
Find Deal
Sat, 13 Dec - Sun, 14 Dec
Multiple Airlines Logo
19:40 - 10:45OPO-BFS
15h 05m1 stop
Multiple Airlines Logo
06:00 - 08:45BFS-OPO
26h 45m2 stops
£138Multiple Airlines
Find Deal
Tue, 9 Dec - Thu, 11 Dec
Multiple Airlines Logo
13:40 - 18:45OPO-BFS
5h 05m1 stop
Multiple Airlines Logo
22:45 - 22:50BFS-OPO
24h 05m2 stops
£140Multiple Airlines
Find Deal
Sat, 13 Dec - Sun, 14 Dec
Multiple Airlines Logo
08:20 - 22:35OPO-BFS
14h 15m1 stop
Multiple Airlines Logo
19:20 - 16:30BFS-OPO
21h 10m2 stops
£147Multiple Airlines
Find Deal
Sat, 15 Nov - Mon, 17 Nov
easyJet Logo
12:45 - 20:40OPO-BFS
7h 55m1 stop
easyJet Logo
06:30 - 17:50BFS-OPO
11h 20m1 stop
£278easyJet
Find Deal
Fri, 19 Dec - Mon, 5 Jan
KLM Logo
06:35 - 16:50OPO-BHD
10h 15m1 stop
KLM Logo
06:30 - 10:30BHD-OPO
28h 00m1 stop
£327KLM
Find Deal
Thu, 12 Mar - Mon, 16 Mar
KLM Logo
06:35 - 21:00OPO-BHD
14h 25m1 stop
KLM Logo
06:30 - 10:30BHD-OPO
28h 00m1 stop
£328KLM
Find Deal
Thu, 12 Mar - Mon, 16 Mar
British Airways Logo
08:20 - 19:15OPO-BHD
10h 55m2 stops
British Airways Logo
12:10 - 19:15BHD-OPO
7h 05m1 stop
£358British Airways
Find Deal
Sat, 13 Dec - Sun, 14 Dec

KLM flights from Porto to Northern Ireland

Our best KLM deals on Porto to Northern Ireland flight tickets
KLM
12 Mar
OPO06:35Porto
10h 15m
1 stop
BHD16:50Belfast City
16 Mar
BHD06:30Belfast City
28h 00m
1 stop
OPO10:30Porto
£327
Find similar
KLM
12 Mar
OPO06:35Porto
14h 25m
1 stop
BHD21:00Belfast City
16 Mar
BHD06:30Belfast City
28h 00m
1 stop
OPO10:30Porto
£328
Find similar
KLM
20 Mar
OPO11:15Porto
9h 45m
1 stop
BHD21:00Belfast City
23 Mar
BHD06:30Belfast City
8h 55m
1 stop
OPO15:25Porto
£371
Find similar

momondo 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, momondo users made 279,928 searches. Data last updated 6 November 2025.
Use the filters below to find and compare flights from Porto to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoBelfast

OPO - BFS

OPOBFS

Porto

Tue 9/12

19:40-10:45

1 stop15h 05m

Belfast Intl

Thu 11/12

12:10-19:35

1 stop7h 25m

£115

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 15/11

08:20-22:35

1 stop14h 15m

Belfast Intl

Mon 17/11

22:20-08:40

1 stop10h 20m

£126

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 13/12

13:40-18:45

1 stop5h 05m

Belfast Intl

Sun 14/12

23:05-09:15

1 stop10h 10m

£128

PortoBelfast

OPO - BFS

OPOBFS

Porto

Tue 9/12

19:40-10:45

1 stop15h 05m

Belfast Intl

Thu 11/12

06:00-08:45

2 stops26h 45m

£138

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 13/12

13:40-18:45

1 stop5h 05m

Belfast Intl

Sun 14/12

22:45-22:50

2 stops24h 05m

£140

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 15/11

08:20-22:35

1 stop14h 15m

Belfast Intl

Mon 17/11

19:20-16:30

2 stops21h 10m

£147

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 19/12

12:45-20:40

1 stop7h 55m

Belfast Intl

Mon 5/1

06:30-17:50

1 stop11h 20m

£278

PortoBelfast

OPO - BHD

OPOBHD

Porto

Thu 12/3

06:35-16:50

1 stop10h 15m

Belfast City

Mon 16/3

06:30-10:30

1 stop28h 00m

£327

PortoBelfast

OPO - BHD

OPOBHD

Porto

Thu 12/3

06:35-21:00

1 stop14h 25m

Belfast City

Mon 16/3

06:30-10:30

1 stop28h 00m

£328

PortoBelfast

OPO - BHD

OPOBHD

Porto

Sat 13/12

08:20-19:15

2 stops10h 55m

Belfast City

Sun 14/12

12:10-19:15

1 stop7h 05m

£358

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Northern Ireland from

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

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

1 airport
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 is 1 airport near Northern Ireland: Belfast Intl (BFS)
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  • 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?

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.

An easier way to manage your Northern Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Northern Ireland

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