Cheap flights from Northern Ireland to Portugal from £21

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 Portugal departing on 19/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Northern Ireland to Portugal

Cheap return flights

Ryanair Logo
10:35 - 13:05BFS-OPO
2h 30mdirect
Ryanair Logo
13:30 - 16:00OPO-BFS
2h 30mdirect
£53Ryanair
Find Deal
Sat, 13 Sep - Sat, 20 Sep
Ryanair Logo
17:25 - 20:25BFS-FAO
3h 00mdirect
Ryanair Logo
08:45 - 11:50FAO-BFS
3h 05mdirect
£72Ryanair
Find Deal
Fri, 5 Sep - Wed, 10 Sep
easyJet Logo
18:10 - 21:15BFS-FAO
3h 05mdirect
easyJet Logo
20:10 - 23:15FAO-BFS
3h 05mdirect
£76easyJet
Find Deal
Mon, 6 Oct - Fri, 10 Oct
easyJet Logo
22:10 - 09:35BFS-FAO
11h 25m1 stop
easyJet Logo
07:00 - 10:05FAO-BFS
3h 05mdirect
£81easyJet
Find Deal
Sun, 5 Oct - Wed, 15 Oct
 Logo
18:10 - 21:15BFS-FAO
3h 05mdirect
 Logo
08:45 - 11:50FAO-BFS
3h 05mdirect
Mon, 15 Sep - Wed, 24 Sep
 Logo
16:20 - 19:20BFS-FAO
3h 00mdirect
 Logo
08:45 - 11:50FAO-BFS
3h 05mdirect
Sun, 31 Aug - Wed, 3 Sep
British Airways Logo
09:05 - 14:50BHD-LIS
5h 45m1 stop
British Airways Logo
18:40 - 08:25LIS-BHD
13h 45m1 stop
£205British Airways
Find Deal
Thu, 11 Dec - Sun, 14 Dec
KLM Logo
17:25 - 07:10BHD-FAO
13h 45m1 stop
KLM Logo
20:00 - 21:15FAO-BHD
25h 15m1 stop
£215KLM
Find Deal
Sun, 5 Oct - Wed, 15 Oct
KLM Logo
06:30 - 23:10BHD-LIS
16h 40m1 stop
KLM Logo
05:00 - 21:00LIS-BHD
16h 00m1 stop
£217KLM
Find Deal
Sun, 30 Nov - Fri, 19 Dec
British Airways Logo
06:35 - 18:05BHD-LIS
11h 30m2 stops
British Airways Logo
18:40 - 08:25LIS-BHD
13h 45m1 stop
£299British Airways
Find Deal
Thu, 11 Dec - Sun, 14 Dec

KLM flights from Northern Ireland to Portugal

Our best KLM deals on Northern Ireland to Portugal flight tickets
KLM
5 Oct
BHD17:25Belfast City
13h 45m
1 stop
FAO07:10Faro
15 Oct
FAO20:00Faro
25h 15m
1 stop
BHD21:15Belfast City
KLM
30 Nov
BHD06:30Belfast City
16h 40m
1 stop
LIS23:10Lisbon Humberto Delgado
19 Dec
LIS05:00Lisbon Humberto Delgado
16h 00m
1 stop
BHD21:00Belfast City
KLM
20 Sept
BHD17:25Belfast City
15h 05m
1 stop
FAO08:30Faro
27 Sept
FAO21:55Faro
23h 20m
1 stop
BHD21:15Belfast City

easyJet flights from Northern Ireland to Portugal

Our best easyJet deals on Northern Ireland to Portugal flight tickets
easyJet
6 Oct
BFS18:10Belfast Intl
3h 05m
FAO21:15Faro
10 Oct
FAO20:10Faro
3h 05m
BFS23:15Belfast Intl
easyJet
5 Oct
BFS22:10Belfast Intl
11h 25m
1 stop
FAO09:35Faro
15 Oct
FAO07:00Faro
3h 05m
BFS10:05Belfast Intl
easyJet
5 Oct
BFS16:40Belfast Intl
3h 05m
FAO19:45Faro
9 Oct
FAO20:25Faro
3h 05m
BFS23:30Belfast Intl

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Portugal 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 19 August 2025.
Use the filters below to find and compare flights from Northern Ireland to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sat 13/9

10:35-13:05

Nonstop2h 30m

Porto

Sat 20/9

13:30-16:00

Nonstop2h 30m

£53

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Fri 5/9

17:25-20:25

Nonstop3h 00m

Faro

Wed 10/9

08:45-11:50

Nonstop3h 05m

£72

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Mon 6/10

18:10-21:15

Nonstop3h 05m

Faro

Fri 10/10

20:10-23:15

Nonstop3h 05m

£76

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Sun 5/10

22:10-09:35

1 stop11h 25m

Faro

Wed 15/10

07:00-10:05

Nonstop3h 05m

£81

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Mon 15/9

18:10-21:15

Nonstop3h 05m

Faro

Wed 24/9

08:45-11:50

Nonstop3h 05m

£83

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Sun 31/8

16:20-19:20

Nonstop3h 00m

Faro

Wed 3/9

08:45-11:50

Nonstop3h 05m

£86

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Thu 11/12

09:05-14:50

1 stop5h 45m

Lisbon Humberto Delgado

Sun 14/12

18:40-08:25

1 stop13h 45m

£205

BelfastFaro

BHD - FAO

BHDFAO

Belfast City

Sun 5/10

17:25-07:10

1 stop13h 45m

Faro

Wed 15/10

20:00-21:15

1 stop25h 15m

£215

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Sun 30/11

06:30-23:10

1 stop16h 40m

Lisbon Humberto Delgado

Fri 19/12

05:00-21:00

1 stop16h 00m

£217

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Thu 11/12

06:35-18:05

2 stops11h 30m

Lisbon Humberto Delgado

Sun 14/12

18:40-08:25

1 stop13h 45m

£299

Flights are sorted by cheapest return flights first.

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

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

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 Portugal?

The cheapest day to depart from Northern Ireland to Portugal is on a Tuesday when prices can be found for as low as £154. Flights from Northern Ireland to Portugal on a Thursday will generally be more expensive and average around £304. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Portugal?

The cheapest time of day to fly to Portugal is in the morning when flights can be purchased for as low as £231. Flights to Portugal are more costly in the afternoon, with an average ticket price of £278. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Northern Ireland to Portugal flight route?

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

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

There are 1 cabin classes available to choose from on Northern Ireland to Portugal 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 Portugal flights?

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

Cheap Northern Ireland to Portugal flight deals and tips

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

Best price found

£21

Fastest flight time

2h 30m

Direct flights

Every day

Airports in Portugal

3 airports
The best one-way flight to Portugal from Northern Ireland in the past 72 hours is £21. The best return flight deal from Northern Ireland to Portugal found on momondo in the last 72 hours is £53.
The fastest flight from Northern Ireland to Portugal takes 2h 30m
Direct flights go from Northern Ireland to Portugal every day.
There are 3 airports near Portugal: Faro (FAO), Lisbon Humberto Delgado (LIS), Porto (OPO)
  • When did momondo last update prices for flights from Northern Ireland to Portugal?

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

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

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

    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 Portugal.

  • What documentation or ID do you need to fly to Portugal?

    The necessary travel and health documents for your Portugal 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 Portugal?

Best airlines flying from Northern Ireland to Portugal

Compare and see reviews for airlines that fly from Northern Ireland to Portugal with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £35Free CancellationRating
6.2
110 reviews
Search Ryanair flights
RyanairPriceFrom £42Free CancellationRating
6.8
5,153 reviews
Search Ryanair flights
easyJetPriceFrom £79Free CancellationRating
6.9
1,820 reviews
Search easyJet flights
Jet2PriceFrom £96Free CancellationRating
8.3
167 reviews
Search Jet2 flights
KLMPriceFrom £146Free CancellationRating
7.8
1,386 reviews
Search KLM flights
British AirwaysPriceFrom £178Free CancellationRating
6.7
7,283 reviews
Search British Airways flights

Why use momondo?

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

Finding the right flight to Portugal from Northern Ireland 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 Portugal quick and easy, saving you time and money.

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

Yes. All flights to Portugal from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Northern Ireland to Portugal 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 Northern Ireland to Portugal right now. Can momondo alert me if prices change?

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

An easier way to manage your Portugal trip

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1 adult
Sun 24/8
Sun 31/8

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