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

Ryanair, easyJet, and KLM are the most popular carriers operating from Portugal to Northern Ireland

How long is the flight from Portugal to Northern Ireland?

The average flight duration from Portugal to Northern Ireland depends on which airport you fly into and out of. Flying from Porto to Belfast Intl Airport is 2h 30m on average, while flying from Lisbon to Belfast Intl Airport is 8h 15m on average. Belfast Intl Airport is the most popular airport in Northern Ireland.

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

Prices for flights from Portugal to Northern Ireland are updated daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portugal to Northern Ireland.

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

The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£25 Cheap Flights from Portugal to Northern Ireland in 2026

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Find the cheapest flights from Portugal to Northern Ireland

Round-trip

One-way

Last minute

Direct

Recent return flight deals from Portugal to Northern Ireland

Enter your travel dates to find the best prices.

07:15 - 09:45

OPO

BFS

2h 30mdirect

17:20 - 19:50

BFS

OPO

2h 30mdirect

£53Ryanair

Mon, 1 Jun - Fri, 5 Jun

07:15 - 09:45

OPO

BFS

2h 30mdirect

17:20 - 19:50

BFS

OPO

2h 30mdirect

£68Ryanair

Mon, 1 Jun - Fri, 5 Jun

14:25 - 16:55

OPO

BFS

2h 30mdirect

10:30 - 13:00

BFS

OPO

2h 30mdirect

£73Ryanair

Fri, 29 May - Mon, 1 Jun

14:25 - 16:55

OPO

BFS

2h 30mdirect

10:30 - 13:00

BFS

OPO

2h 30mdirect

£78Ryanair

Fri, 29 May - Mon, 1 Jun

14:25 - 16:55

OPO

BFS

2h 30mdirect

17:35 - 23:59

BFS

OPO

6h 24m

1 stop

£81Ryanair

Fri, 29 May - Mon, 1 Jun

14:25 - 16:55

OPO

BFS

2h 30mdirect

21:55 - 20:40

BFS

OPO

22h 45m

1 stop

£87Multiple Airlines

Fri, 29 May - Mon, 1 Jun

07:15 - 09:45

OPO

BFS

2h 30mdirect

10:30 - 13:00

BFS

OPO

2h 30mdirect

£87Ryanair

Mon, 1 Jun - Mon, 8 Jun

06:00 - 16:40

LIS

BHD

10h 40m

1 stop

09:50 - 09:55

BHD

LIS

24h 05m

1 stop

£166easyJet

Sat, 19 Sep - Mon, 21 Sep

07:05 - 15:30

LIS

BHD

8h 25m

1 stop

09:30 - 19:35

BHD

LIS

10h 05m

1 stop

£172easyJet

Thu, 17 Sep - Mon, 21 Sep

06:00 - 16:40

LIS

BHD

10h 40m

1 stop

10:50 - 18:20

BHD

LIS

7h 30m

1 stop

£179easyJet

Sat, 19 Sep - Tue, 22 Sep

Ryanair flights from Portugal to Northern Ireland

Our best Ryanair deals on Portugal to Northern Ireland flight tickets

Ryanair

1 Jun

OPO07:15Porto

2h 30m

BFS09:45Belfast Intl

5 Jun

BFS17:20Belfast Intl

2h 30m

OPO19:50Porto

£53

Ryanair

1 Jun

OPO07:15Porto

2h 30m

BFS09:45Belfast Intl

5 Jun

BFS17:20Belfast Intl

2h 30m

OPO19:50Porto

£68

Ryanair

29 May

OPO14:25Porto

2h 30m

BFS16:55Belfast Intl

1 Jun

BFS10:30Belfast Intl

2h 30m

OPO13:00Porto

£73

easyJet flights from Portugal to Northern Ireland

Our best easyJet deals on Portugal to Northern Ireland flight tickets

easyJet

19 Sept

LIS06:00Lisbon Humberto Delgado

10h 40m

1 stop

BHD16:40Belfast City

21 Sept

BHD09:50Belfast City

24h 05m

1 stop

LIS09:55Lisbon Humberto Delgado

£166

easyJet

17 Sept

LIS07:05Lisbon Humberto Delgado

8h 25m

1 stop

BHD15:30Belfast City

21 Sept

BHD09:30Belfast City

10h 05m

1 stop

LIS19:35Lisbon Humberto Delgado

£172

easyJet

19 Sept

LIS06:00Lisbon Humberto Delgado

10h 40m

1 stop

BHD16:40Belfast City

22 Sept

BHD10:50Belfast City

7h 30m

1 stop

LIS18:20Lisbon Humberto Delgado

£179

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 1/6

07:15-09:45

Nonstop2h 30m

Belfast Intl

Fri 5/6

17:20-19:50

Nonstop2h 30m

£53

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 1/6

07:15-09:45

Nonstop2h 30m

Belfast Intl

Fri 5/6

17:20-19:50

Nonstop2h 30m

£68

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 29/5

14:25-16:55

Nonstop2h 30m

Belfast Intl

Mon 1/6

10:30-13:00

Nonstop2h 30m

£73

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 29/5

14:25-16:55

Nonstop2h 30m

Belfast Intl

Mon 1/6

10:30-13:00

Nonstop2h 30m

£78

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 29/5

14:25-16:55

Nonstop2h 30m

Belfast Intl

Mon 1/6

17:35-23:59

1 stop6h 24m

£81

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 29/5

14:25-16:55

Nonstop2h 30m

Belfast Intl

Mon 1/6

21:55-20:40

1 stop22h 45m

£87

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 1/6

07:15-09:45

Nonstop2h 30m

Belfast Intl

Mon 8/6

10:30-13:00

Nonstop2h 30m

£87

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Sat 19/9

06:00-16:40

1 stop10h 40m

Belfast City

Mon 21/9

09:50-09:55

1 stop24h 05m

£166

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Thu 17/9

07:05-15:30

1 stop8h 25m

Belfast City

Mon 21/9

09:30-19:35

1 stop10h 05m

£172

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Sat 19/9

06:00-16:40

1 stop10h 40m

Belfast City

Tue 22/9

10:50-18:20

1 stop7h 30m

£179

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 Portugal 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 Portugal to Northern Ireland flight route?

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

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

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

Cheap Portugal to Northern Ireland flight deals and tips

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

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

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

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

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

Search flight deals

Frequently asked questions about flying from Portugal to Northern Ireland

When did momondo last update prices for flights from Portugal to Northern Ireland?
Prices for flights from Portugal to Northern Ireland are updated daily.
How old do you have to be to fly from Portugal to Northern Ireland?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portugal to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The required travel and health documents for your Northern Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Portugal to Northern Ireland?
Based on momondo bookings for flights between Portugal and Northern Ireland, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 55.00% of the total bookings. Other popular models include Airbus A320-100/200 with 30.00%, Boeing 737 MAX 8 with 10.00%, and Airbus A319 with 5.00%.

Why use momondo?

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

Finding the right flight to Northern Ireland from Portugal 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 Portugal to Northern Ireland with flexible booking policies on momondo?

momondo does allow users to show only those flights to Northern Ireland from Portugal which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Portugal to Northern Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Portugal to Northern Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Northern Ireland and let you know when they change.