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Cheap flights from Northern Ireland to Portugal from £35

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — LIS
5 May — 12 May1
1 adult

Cheap flight deals from Northern Ireland to Portugal

Keep the following information in mind while searching for Northern Ireland to Portugal flight deals. Data was last updated 30 April 2025.

Round-trip from

£86

One-way from

£35

Popular in

July

Cheapest in

January

Average price

£156

Good round-trip deal

£43 or less

Good one-way deal

£24 or less
Ryanair
  • Ryanair
  • 14/6-21/6
  • Nonstop
  • 5h 00m total
  • Northern Ireland to Portugal
Search Deals
Ryanair
  • Ryanair
  • 20/5
  • Nonstop
  • 3h 00m total
  • Northern Ireland to Portugal
Search Deals
Highest demand for flights based on searches. 35% potential increase in price (£60 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Northern Ireland to Portugal.
Search Deals
Price to beat on a one-way flight from Northern Ireland to Portugal.
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Find flight deals from Northern Ireland to Portugal

Cheapest flights from Northern Ireland to Portugal
Explore the most affordable flight options available from Northern Ireland to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Sat 14/610:35BFS - OPO
Nonstop2h 30mRyanair
Sat 21/613:30OPO - BFS
Nonstop2h 30mRyanair
Deal found 29/4£86
Fri 9/517:25BFS - FAO
Nonstop3h 00mMultiple Airlines
Tue 13/519:25FAO - BFS
1 stop21h 10mMultiple Airlines
Deal found 29/4£103
Tue 27/506:00BFS - FAO
Nonstop3h 05measyJet
Tue 3/609:40FAO - BFS
Nonstop3h 05measyJet
Deal found 29/4£111
Tue 13/507:25BFS - FAO
1 stop12h 40mRyanair
Tue 20/510:50FAO - BFS
1 stop20h 00mRyanair
Deal found 29/4£116
Tue 17/617:10BFS - FAO
Nonstop3h 00mRyanair
Sun 22/608:00FAO - BFS
1 stop28h 10mRyanair
Deal found 29/4£118
Sat 14/619:35BFS - OPO
1 stop13h 30mMultiple Airlines
Sat 21/613:30OPO - BFS
Nonstop2h 30mMultiple Airlines
Deal found 29/4£127
Mon 2/621:55BFS - LIS
1 stop20h 50mMultiple Airlines
Tue 3/622:30LIS - BFS
2 stops25h 25mMultiple Airlines
Deal found 29/4£131
Wed 18/605:45BFS - FNC
1 stop9h 50mMultiple Airlines
Wed 25/607:00FNC - BFS
1 stop9h 40mMultiple Airlines
Deal found 29/4£152
Thu 4/919:35BFS - LIS
1 stop12h 30measyJet
Tue 9/920:45LIS - BFS
1 stop10h 45measyJet
Deal found 29/4£153
Tue 27/510:40BHD - FAO
1 stop10h 00mMultiple Airlines
Tue 3/606:20FAO - BHD
1 stop26h 55mMultiple Airlines
Deal found 29/4£158
Tue 17/612:35BHD - FAO
1 stop7h 50measyJet
Sun 22/606:20FAO - BHD
1 stop11h 20measyJet
Deal found 29/4£183
Mon 30/607:15BFS - FNC
1 stop12h 40measyJet
Mon 14/720:25FNC - BFS
1 stop10h 40measyJet
Deal found 29/4£200

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Northern Ireland to Portugal that are best for you.

Fly from

Northern Ireland

Fly to

Portugal

Route

Depart

Return

Price

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sat 14/6

10:35-13:05

Nonstop2h 30m

Porto

Sat 21/6

13:30-16:00

Nonstop2h 30m

£86

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Fri 9/5

17:25-20:25

Nonstop3h 00m

Faro

Tue 13/5

19:25-16:35

1 stop21h 10m

£103

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Tue 27/5

06:00-09:05

Nonstop3h 05m

Faro

Tue 3/6

09:40-12:45

Nonstop3h 05m

£111

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Tue 13/5

07:25-20:05

1 stop12h 40m

Faro

Tue 20/5

10:50-06:50

1 stop20h 00m

£116

BelfastFaro

BFS - FAO

BFSFAO

Belfast Intl

Tue 17/6

17:10-20:10

Nonstop3h 00m

Faro

Sun 22/6

08:00-12:10

1 stop28h 10m

£118

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Sat 14/6

19:35-09:05

1 stop13h 30m

Porto

Sat 21/6

13:30-16:00

Nonstop2h 30m

£127

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Mon 2/6

21:55-18:45

1 stop20h 50m

Lisbon Humberto Delgado

Tue 3/6

22:30-23:55

2 stops25h 25m

£131

BelfastFunchal

BFS - FNC

BFSFNC

Belfast Intl

Wed 18/6

05:45-15:35

1 stop9h 50m

Funchal Madeira

Wed 25/6

07:00-16:40

1 stop9h 40m

£152

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Thu 4/9

19:35-08:05

1 stop12h 30m

Lisbon Humberto Delgado

Tue 9/9

20:45-07:30

1 stop10h 45m

£153

BelfastFaro

BHD - FAO

BHDFAO

Belfast City

Tue 27/5

10:40-20:40

1 stop10h 00m

Faro

Tue 3/6

06:20-09:15

1 stop26h 55m

£158

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 39 results
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Best time to book a flight from Northern Ireland to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Northern Ireland 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.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Portugal

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

Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Portugal (average of £101). Flying from Northern Ireland to Portugal in August is currently the most expensive (average of £274). 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 NIR to PT?

Find hourly flight availability from Northern Ireland to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Northern Ireland to Portugal as you normally would.

Rainfall in Portugal by month

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

In terms of precipitation, rainfall in Portugal ranges from 2.0 - 116.0 inches per month. December is typically the wettest month, when rainfall can reach 116.0 mm. July is typically the driest time to visit Portugal when rainfall is around 2.0 mm.

Temperature in Portugal by month

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

If weather is an important factor for your trip to Portugal, 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 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated 30 April 2025.
Get a feel of what it's like to fly with KLM, Aer Lingus and easyJet from Northern Ireland to Portugal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Aer Lingus
7.0
Good
1,076 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
easyJet
6.9
Okay
1,799 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Ryanair
6.8
Okay
5,053 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
British Airways
6.6
Okay
6,837 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Comfort

7.7

Boarding

7.8

Food

7.2

Entertainment

7.1

Overall

7.8

Crew

8.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Portugal. 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 Northern Ireland to Portugal one-way?

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £35. However, be on the lookout for offers from Ryanair and easyJet, as they are both options that can get you from Northern Ireland to Portugal for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Northern Ireland to Portugal 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 Northern Ireland to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Portugal (average of £101). Flying from Northern Ireland to Portugal in August is currently the most expensive (average of £274). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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Top 6 airlines flying from Northern Ireland to Portugal

Discover the top 6 airlines that operate flights from Northern Ireland to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£43Average£138FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£51Average£126FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£89Average£242FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Jet2Cheapest£126Average£311FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
KLMCheapest£148Average£252FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£180Average£370FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Northern Ireland to Portugal, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Northern Ireland to Portugal for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Portugal from Northern Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portugal from Northern Ireland today and book when prices fit your budget.

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