Cheap flights from Porto to Northern Ireland from £18

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 18/5. 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.
Ryanair Logo
14:25 - 16:55
OPO
-
BFS
2h 30mdirect
Ryanair Logo
17:20 - 19:50
BFS
-
OPO
2h 30mdirect
£91Ryanair
Fri, 3 Apr - Fri, 10 Apr
Ryanair Logo
14:25 - 16:55
OPO
-
BFS
2h 30mdirect
Ryanair Logo
19:20 - 17:10
BFS
-
OPO
21h 50m
1 stop
£105Ryanair
Fri, 3 Apr - Fri, 10 Apr
Multiple Airlines Logo
14:25 - 16:55
OPO
-
BFS
2h 30mdirect
Multiple Airlines Logo
07:35 - 21:55
BFS
-
OPO
14h 20m
2 stops
£107Multiple Airlines
Fri, 3 Apr - Fri, 10 Apr
Ryanair Logo
14:25 - 16:55
OPO
-
BFS
2h 30mdirect
Ryanair Logo
10:30 - 13:00
BFS
-
OPO
2h 30mdirect
£114Ryanair
Fri, 10 Apr - Mon, 13 Apr
Multiple Airlines Logo
21:50 - 08:00
OPO
-
BFS
10h 10m
1 stop
Multiple Airlines Logo
07:35 - 21:55
BFS
-
OPO
14h 20m
2 stops
£116Multiple Airlines
Fri, 3 Apr - Fri, 10 Apr
Multiple Airlines Logo
05:55 - 18:55
OPO
-
BFS
13h 00m
1 stop
Multiple Airlines Logo
10:30 - 13:00
BFS
-
OPO
2h 30mdirect
£119Multiple Airlines
Fri, 10 Apr - Mon, 13 Apr
Multiple Airlines Logo
07:30 - 09:05
OPO
-
BFS
25h 35m
2 stops
Multiple Airlines Logo
10:50 - 22:50
BFS
-
OPO
12h 00m
1 stop
£120Multiple Airlines
Mon, 16 Mar - Mon, 23 Mar
Multiple Airlines Logo
17:45 - 09:05
OPO
-
BFS
15h 20m
1 stop
Multiple Airlines Logo
10:50 - 22:50
BFS
-
OPO
12h 00m
1 stop
£121Multiple Airlines
Mon, 16 Mar - Mon, 23 Mar
Multiple Airlines Logo
19:00 - 07:45
OPO
-
BFS
12h 45m
1 stop
Multiple Airlines Logo
20:10 - 09:10
BFS
-
OPO
13h 00m
1 stop
£123Multiple Airlines
Fri, 27 Mar - Tue, 31 Mar
Multiple Airlines Logo
07:30 - 09:05
OPO
-
BFS
25h 35m
2 stops
Multiple Airlines Logo
18:50 - 19:45
BFS
-
OPO
24h 55m
2 stops
£124Multiple Airlines
Mon, 16 Mar - Mon, 23 Mar

Ryanair flights from Porto to Northern Ireland

Our best Ryanair deals on Porto to Northern Ireland flight tickets
Ryanair
3 Apr
OPO14:25Porto
2h 30m
BFS16:55Belfast Intl
10 Apr
BFS17:20Belfast Intl
2h 30m
OPO19:50Porto
£91
Ryanair
3 Apr
OPO14:25Porto
2h 30m
BFS16:55Belfast Intl
10 Apr
BFS19:20Belfast Intl
21h 50m
1 stop
OPO17:10Porto
£105
Ryanair
10 Apr
OPO14:25Porto
2h 30m
BFS16:55Belfast Intl
13 Apr
BFS10:30Belfast Intl
2h 30m
OPO13:00Porto
£114

British Airways flights from Porto to Northern Ireland

Our best British Airways deals on Porto to Northern Ireland flight tickets
British Airways
10 Apr
OPO08:20Porto
10h 25m
2 stops
BHD18:45Belfast City
13 Apr
BHD07:00Belfast City
13h 20m
2 stops
OPO20:20Porto
£581
British Airways
10 Apr
OPO11:15Porto
7h 30m
1 stop
BHD18:45Belfast City
13 Apr
BHD10:45Belfast City
9h 35m
1 stop
OPO20:20Porto
£677

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 18 February 2026.
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

Fri 3/4

14:25-16:55

Nonstop2h 30m

Belfast Intl

Fri 10/4

17:20-19:50

Nonstop2h 30m

£91

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 3/4

14:25-16:55

Nonstop2h 30m

Belfast Intl

Fri 10/4

19:20-17:10

1 stop21h 50m

£105

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 3/4

14:25-16:55

Nonstop2h 30m

Belfast Intl

Fri 10/4

07:35-21:55

2 stops14h 20m

£107

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 10/4

14:25-16:55

Nonstop2h 30m

Belfast Intl

Mon 13/4

10:30-13:00

Nonstop2h 30m

£114

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 3/4

21:50-08:00

1 stop10h 10m

Belfast Intl

Fri 10/4

07:35-21:55

2 stops14h 20m

£116

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 10/4

05:55-18:55

1 stop13h 00m

Belfast Intl

Mon 13/4

10:30-13:00

Nonstop2h 30m

£119

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 16/3

07:30-09:05

2 stops25h 35m

Belfast Intl

Mon 23/3

10:50-22:50

1 stop12h 00m

£120

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 16/3

17:45-09:05

1 stop15h 20m

Belfast Intl

Mon 23/3

10:50-22:50

1 stop12h 00m

£121

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 27/3

19:00-07:45

1 stop12h 45m

Belfast Intl

Tue 31/3

20:10-09:10

1 stop13h 00m

£123

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 16/3

07:30-09:05

2 stops25h 35m

Belfast Intl

Mon 23/3

18:50-19:45

2 stops24h 55m

£124

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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

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).
  • 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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1 adult
Fri 20/3
Fri 27/3

Find better results for your trip to Northern Ireland

Popular Cities in Northern Ireland

Popular flights according to clicks in the last 7 days on momondo