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Cheap flights from Portugal to Northern Ireland from £86

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/6. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BFS
27 Jan — 3 Feb1
1 adult

Cheap flight deals from Portugal to Northern Ireland

Discover tips and strategies to find the most affordable flight options for your journey from Portugal (PT0) to Northern Ireland (GBNIR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 January 2025.

Round-trip from

£87

One-way from

£86

Good round-trip deal

£85 or less

Good one-way deal

£41 or less
easyJet
  • easyJet
  • 13/3-19/3
  • 2 total stops
  • 23h 40m total
  • Portugal to Northern Ireland
Search Deals
3/6
  • 3/6
  • 2 total stops
  • 21h 10m total
  • Portugal to Northern Ireland
Search Deals
Price to beat on a round-trip flight from Portugal to Northern Ireland.
Search Deals
Price to beat on a one-way flight from Portugal to Northern Ireland.
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Find flight deals from Portugal to Northern Ireland

Cheapest flights from Portugal to Northern Ireland
Explore the most affordable flight options available from Portugal to Northern Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Thu 13/319:50LIS - BFS
1 stop12h 40measyJet
Wed 19/307:00BFS - LIS
1 stop11h 00measyJet
Deal found 21/1£87
Thu 6/311:05LIS - BHD
1 stop8h 15measyJet
Wed 12/314:15BHD - LIS
1 stop7h 30measyJet
Deal found 21/1£106
Wed 12/312:35OPO - BFS
1 stop9h 15measyJet
Thu 20/306:30BFS - OPO
1 stop7h 35measyJet
Deal found 21/1£128
Thu 13/316:50LIS - BFS
1 stop6h 00mMultiple Airlines
Wed 19/315:45BFS - LIS
2 stops15h 05mMultiple Airlines
Deal found 21/1£133
Wed 12/312:35OPO - BHD
1 stop7h 55measyJet
Thu 20/307:30BHD - OPO
1 stop6h 35measyJet
Deal found 21/1£149
Thu 13/319:50LIS - BHD
1 stop13h 40mMultiple Airlines
Wed 19/307:25BHD - LIS
2 stops14h 00mMultiple Airlines
Deal found 21/1£150
Wed 12/311:05OPO - BFS
2 stops6h 50mMultiple Airlines
Thu 20/306:00BFS - OPO
1 stop5h 20mMultiple Airlines
Deal found 21/1£182
Thu 13/315:45LIS - BHD
1 stop16h 45mBritish Airways
Wed 19/309:10BHD - LIS
2 stops14h 15mBritish Airways
Deal found 21/1£294
Wed 12/312:25OPO - BHD
2 stops7h 50mBritish Airways
Thu 20/306:35BHD - OPO
2 stops25h 05mBritish Airways
Deal found 21/1£295
Sat 31/505:00LIS - BHD
1 stop16h 15mKLM
Sat 7/606:30BHD - LIS
1 stop16h 20mKLM
Deal found 21/1£349
Mon 23/606:35OPO - BHD
1 stop14h 40mKLM
Thu 26/617:25BHD - OPO
1 stop22h 10mKLM
Deal found 21/1£367
Mon 23/620:35OPO - BHD
2 stops20h 55mMultiple Airlines
Thu 26/614:15BHD - OPO
2 stops17h 20mMultiple Airlines
Deal found 21/1£446

Find flights from Portugal to Northern Ireland within your budget

Customise your flight search to find flights from Portugal 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, Cheapflights users made 858,174 searches. Data last updated 22 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Thu 13/3

19:50-08:30

1 stop12h 40m

Belfast Intl

Wed 19/3

07:00-18:00

1 stop11h 00m

£87

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Thu 6/3

11:05-19:20

1 stop8h 15m

Belfast City

Wed 12/3

14:15-21:45

1 stop7h 30m

£106

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 12/3

12:35-21:50

1 stop9h 15m

Belfast Intl

Thu 20/3

06:30-14:05

1 stop7h 35m

£128

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Thu 13/3

16:50-22:50

1 stop6h 00m

Belfast Intl

Wed 19/3

15:45-06:50

2 stops15h 05m

£133

PortoBelfast

OPO - BHD

OPOBHD

Porto

Wed 12/3

12:35-20:30

1 stop7h 55m

Belfast City

Thu 20/3

07:30-14:05

1 stop6h 35m

£149

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Thu 13/3

19:50-09:30

1 stop13h 40m

Belfast City

Wed 19/3

07:25-21:25

2 stops14h 00m

£150

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 12/3

11:05-17:55

2 stops6h 50m

Belfast Intl

Thu 20/3

06:00-11:20

1 stop5h 20m

£182

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Thu 13/3

15:45-08:30

1 stop16h 45m

Belfast City

Wed 19/3

09:10-23:25

2 stops14h 15m

£294

PortoBelfast

OPO - BHD

OPOBHD

Porto

Wed 12/3

12:25-20:15

2 stops7h 50m

Belfast City

Thu 20/3

06:35-07:40

2 stops25h 05m

£295

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Sat 31/5

05:00-21:15

1 stop16h 15m

Belfast City

Sat 7/6

06:30-22:50

1 stop16h 20m

£349

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 19 results
1
2

Best time to book a flight from Portugal to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Portugal with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portugal to Northern Ireland

Get recent, data-driven insights about flights from Portugal to Northern Ireland including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portugal to Northern Ireland?

Currently, January is the cheapest month in which you can book a flight from Portugal to Northern Ireland (average of £67). Flying from Portugal to Northern Ireland in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PT to NIR?

Find hourly flight availability from Portugal to Northern Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 January 2025.

When flying from Portugal to Northern Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

Temperature in Northern Ireland by month

Plan your trip to Northern Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Northern Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Northern Ireland. Reviews last updated 22 January 2025.
Peruse reviews from past customers who have flown with easyJet, British Airways and KLM from Portugal to Northern Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,341 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,341 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Aer Lingus
7.1
Good
1,082 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Iberia
7.0
Good
2,646 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

easyJet
6.9
Okay
1,859 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Ryanair
6.9
Okay
5,194 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Entertainment

7.2

Food

7.3

Reviews

1 / 10

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Northern Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Portugal to Northern Ireland one-way?

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £89. However, be on the lookout for offers from Iberia and easyJet, as they are both options that can get you from Portugal to Northern Ireland for a low price.

  • Can I find deals for flights from Portugal to Northern Ireland that include hotel bookings?

    Yes. In addition to deals on Portugal to Northern Ireland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portugal to Northern Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portugal to Northern Ireland.

  • Can I find deals for business class flights from Portugal to Northern Ireland?

    Yes. Cheapflights offers flight deals from Portugal to Northern Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portugal to Northern Ireland?

    Currently, January is the cheapest month in which you can book a flight from Portugal to Northern Ireland (average of £67). Flying from Portugal to Northern Ireland in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Portugal to Northern Ireland

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Fly with Cheapflights

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How does Cheapflights help users find flights from Portugal to Northern Ireland?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Northern Ireland from Portugal today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portugal to Northern Ireland?

Cheapflights simply makes it quick and affordable to book flights from Portugal to Northern Ireland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Portugal to Northern Ireland with no change fees?

Yes! Cheapflights helps users easily find flights from Portugal to Northern Ireland with no change fees.

Can Cheapflights notify me if prices for flights from Portugal to Northern Ireland become cheaper?

Of course! You can now track prices for flights from Portugal to Northern Ireland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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