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Cheap flights from Northern Ireland to Porto from £40

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Porto departing on 25/1. 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 Northern Ireland to Porto

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
23:10 - 08:35BFS-OPO
9h 25m1 stop
Multiple Airlines Logo
11:40 - 22:45OPO-BFS
11h 05m1 stop
£94Multiple Airlines
Find Deal
sam., 10 janv. - sam., 17 janv.
Multiple Airlines Logo
06:00 - 18:55BFS-OPO
12h 55m1 stop
Multiple Airlines Logo
20:55 - 09:20OPO-BFS
12h 25m1 stop
£101Multiple Airlines
Find Deal
sam., 7 févr. - mer., 11 févr.
Multiple Airlines Logo
23:10 - 19:20BFS-OPO
20h 10m2 stops
Multiple Airlines Logo
11:40 - 22:45OPO-BFS
11h 05m1 stop
£107Multiple Airlines
Find Deal
sam., 10 janv. - sam., 17 janv.
Multiple Airlines Logo
08:05 - 18:15BFS-OPO
10h 10m1 stop
Multiple Airlines Logo
20:05 - 10:25OPO-BFS
14h 20m1 stop
£108Multiple Airlines
Find Deal
ven., 9 janv. - dim., 11 janv.
Multiple Airlines Logo
07:05 - 12:10BFS-OPO
5h 05m1 stop
Multiple Airlines Logo
06:40 - 16:10OPO-BFS
9h 30m1 stop
£109Multiple Airlines
Find Deal
jeu., 8 janv. - jeu., 15 janv.
Multiple Airlines Logo
05:45 - 21:25BFS-OPO
15h 40m2 stops
Multiple Airlines Logo
20:55 - 09:20OPO-BFS
12h 25m1 stop
£111Multiple Airlines
Find Deal
sam., 7 févr. - mer., 11 févr.
Multiple Airlines Logo
18:00 - 12:50BFS-OPO
18h 50m2 stops
Multiple Airlines Logo
20:05 - 10:25OPO-BFS
14h 20m1 stop
£117Multiple Airlines
Find Deal
ven., 9 janv. - dim., 11 janv.
Multiple Airlines Logo
07:05 - 12:10BFS-OPO
5h 05m1 stop
Multiple Airlines Logo
21:55 - 20:25OPO-BFS
22h 30m2 stops
£120Multiple Airlines
Find Deal
jeu., 8 janv. - jeu., 15 janv.
Multiple Airlines Logo
23:10 - 19:20BFS-OPO
20h 10m2 stops
Multiple Airlines Logo
12:30 - 22:45OPO-BFS
10h 15m2 stops
£121Multiple Airlines
Find Deal
sam., 10 janv. - sam., 17 janv.
Multiple Airlines Logo
10:20 - 15:20BHD-OPO
5h 00m1 stop
Multiple Airlines Logo
06:40 - 16:05OPO-BHD
9h 25m1 stop
£124Multiple Airlines
Find Deal
jeu., 1 janv. - jeu., 8 janv.

KLM flights from Northern Ireland to Porto

Our best KLM deals on Northern Ireland to Porto flight tickets
KLM
17 Jan
BHD17:20Belfast City
17h 10m
1 stop
OPO10:30Porto
20 Jan
OPO11:15Porto
5h 35m
1 stop
BHD16:50Belfast City
£245
Find similar
KLM
12 Jan
BHD17:20Belfast City
22h 05m
1 stop
OPO15:25Porto
16 Jan
OPO06:30Porto
10h 20m
1 stop
BHD16:50Belfast City
£286
Find similar
KLM
12 Jan
BHD17:20Belfast City
17h 10m
1 stop
OPO10:30Porto
16 Jan
OPO06:30Porto
10h 20m
1 stop
BHD16:50Belfast City
£286
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Porto 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 27 novembre 2025.
Use the filters below to find and compare flights from Northern Ireland to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

sam. 10/1

23:10-08:35

1 stop9h 25m

Porto

sam. 17/1

11:40-22:45

1 stop11h 05m

£94

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

sam. 7/2

06:00-18:55

1 stop12h 55m

Porto

mer. 11/2

20:55-09:20

1 stop12h 25m

£101

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

sam. 10/1

23:10-19:20

2 stops20h 10m

Porto

sam. 17/1

11:40-22:45

1 stop11h 05m

£107

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

ven. 9/1

08:05-18:15

1 stop10h 10m

Porto

dim. 11/1

20:05-10:25

1 stop14h 20m

£108

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

jeu. 8/1

07:05-12:10

1 stop5h 05m

Porto

jeu. 15/1

06:40-16:10

1 stop9h 30m

£109

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

sam. 7/2

05:45-21:25

2 stops15h 40m

Porto

mer. 11/2

20:55-09:20

1 stop12h 25m

£111

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

ven. 9/1

18:00-12:50

2 stops18h 50m

Porto

dim. 11/1

20:05-10:25

1 stop14h 20m

£117

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

jeu. 8/1

07:05-12:10

1 stop5h 05m

Porto

jeu. 15/1

21:55-20:25

2 stops22h 30m

£120

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

sam. 10/1

23:10-19:20

2 stops20h 10m

Porto

sam. 17/1

12:30-22:45

2 stops10h 15m

£121

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

jeu. 1/1

10:20-15:20

1 stop5h 00m

Porto

jeu. 8/1

06:40-16:05

1 stop9h 25m

£124

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 Porto from

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

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 day to depart on your flight to Porto?

According to our data, Saturday is the cheapest day to fly to Porto from Northern Ireland. The lowest ticket price found for a Saturday departure recently was £143. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around £230. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest Northern Ireland to Porto flight route?

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

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

There is only 1 cabin class available to choose from on Northern Ireland to Porto 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 Northern Ireland to Porto flights?

You could potentially save up to 55% on your flight if you consider stops on a Northern Ireland to Porto flight.

Cheap Northern Ireland to Porto flight deals and tips

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

Fastest flight time

8h 25m

Direct flights

Tue and Sat

Airports in Porto

1 airport
The fastest flight from Northern Ireland to Porto takes 8h 25m
Direct flights go from Northern Ireland to Porto on Tuesday and Saturday. There are no airlines offering direct flights..
There is 1 airport near Porto: Porto (OPO)
Search flight deals

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

    Prices for flights from Northern Ireland to Porto Airport refresh daily.

  • How many operators does momondo search for flights from Northern Ireland to Porto Airport?

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

    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 Northern Ireland to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Northern Ireland to Porto?

Best airlines flying from Northern Ireland to Porto

Compare and see reviews for airlines that fly from Northern Ireland to Porto with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £48Free CancellationRating
6.3
115 reviews
Search Ryanair flights

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Braga
Coimbra
Vila Nova de Gaia
Matosinhos
Viseu
Espinho
Aveiro
Guimarães
Esposende
Lamego
Ponte de Lima
Curia
Pinhao
Baiao
Caminha
Chaves
Mesao Frio
Mira

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Northern Ireland to Porto . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Northern Ireland to Porto flights to just show those with flexible booking policies.

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

Once all potential Northern Ireland to Porto 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 Northern Ireland to Porto right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Northern Ireland to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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