In terms of precipitation, rainfall in Lisbon ranges from 6.0 - 122.0 inches per month. December is typically the wettest month, when rainfall can reach 122.0 mm. July is typically the driest time to visit Lisbon when rainfall is around 6.0 mm.

If weather is an important factor for your trip to Lisbon, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest month to fly from Northern Ireland to Lisbon?

February is one of the best times of the year to fly to Lisbon from Northern Ireland. Prices for February average £254 per person but you can even find prices for as low as £101. The most expensive prices can be found in the month of June. Opting for a February flight can save you 24% on your journey compared to booking in June

What airport do you fly into for flights to Lisbon from Northern Ireland?

Most people fly into Lisbon Humberto Delgado (LIS) if they book a flight to Lisbon from Northern Ireland. Humberto Delgado is conveniently located just 4.2 mi from Lisbon’s city center.

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

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

How can I find direct flights from Northern Ireland to Lisbon?

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

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

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

£50+ Cheap Flights from Northern Ireland to Lisbon

Q: How much does it cost for a return flight from Northern Ireland to Lisbon?

Airfare is below average for this route at the moment. Northern Ireland to Lisbon flights typically cost between £274 and £327 in September. The cheapest return flight price found within the last 3 days was £127 on Multiple Airlines (30 Sept-7 Oct).

Cheap flight deals from Northern Ireland to Lisbon

Round-trip from	£127
One-way from	£50
Popular in	June
Cheapest in	February
Average price	£311

30/9-7/10
2 total stops
19h 20m total
Northern Ireland to Lisbon

Search Deals

26/10
1 total stop
11h 15m total
Northern Ireland to Lisbon

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£29 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Northern Ireland to Lisbon

Cheapest flights from Northern Ireland to Lisbon
Explore the most affordable flight options available from Northern Ireland to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Tue 30/906:45BFS - LIS

1 stop12h 00mMultiple Airlines

Tue 7/1006:30LIS - BFS

1 stop7h 20mMultiple Airlines

Deal found 16/8£127

Tue 23/921:05BFS - LIS

1 stop12h 50measyJet

Fri 26/921:35LIS - BFS

1 stop10h 50measyJet

Deal found 16/8£134

Fri 31/1006:00BFS - LIS

1 stop9h 05mMultiple Airlines

Mon 3/1122:00LIS - BFS

1 stop11h 05mMultiple Airlines

Deal found 16/8£149

Tue 23/910:35BFS - LIS

1 stop8h 10mMultiple Airlines

Fri 26/911:35LIS - BFS

2 stops10h 05mMultiple Airlines

Deal found 16/8£171

Fri 5/910:55BFS - LIS

1 stop12h 30mMultiple Airlines

Sun 7/905:55LIS - BFS

2 stops9h 35mMultiple Airlines

Deal found 16/8£188

Mon 15/912:35BFS - LIS

1 stop8h 10mMultiple Airlines

Mon 22/906:40LIS - BFS

1 stop14h 50mMultiple Airlines

Deal found 16/8£197

Thu 11/1211:05BHD - LIS

1 stop10h 45mBritish Airways

Sun 14/1218:40LIS - BHD

1 stop13h 45mBritish Airways

Deal found 17/8£205

Fri 31/1007:20BHD - LIS

1 stop15h 25measyJet

Mon 3/1106:20LIS - BHD

1 stop27h 15measyJet

Deal found 16/8£208

Tue 9/914:20BHD - LIS

1 stop9h 00mMultiple Airlines

Sun 14/915:00LIS - BHD

2 stops18h 00mMultiple Airlines

Deal found 15/8£230

Fri 31/1017:35BHD - LIS

1 stop6h 05mMultiple Airlines

Mon 3/1106:15LIS - BHD

2 stops10h 10mMultiple Airlines

Deal found 16/8£232

Tue 23/907:05BHD - LIS

1 stop16h 00measyJet

Fri 26/906:40LIS - BHD

1 stop8h 50measyJet

Deal found 16/8£237

Tue 26/807:00BHD - LIS

1 stop13h 30mMultiple Airlines

Fri 29/822:10LIS - BHD

2 stops22h 00mMultiple Airlines

Deal found 15/8£260

Best flights from Northern Ireland to Lisbon
Discover carefully curated flight deals from Northern Ireland to Lisbon that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 August 2025.

Tue 30/906:45BFS - LIS

1 stop12h 00mMultiple Airlines

Tue 7/1006:30LIS - BFS

1 stop7h 20mMultiple Airlines

Deal found 16/8£127

Tue 23/921:05BFS - LIS

1 stop12h 50measyJet

Fri 26/921:35LIS - BFS

1 stop10h 50measyJet

Deal found 16/8£134

Thu 11/1211:05BHD - LIS

1 stop10h 45mBritish Airways

Sun 14/1218:40LIS - BHD

1 stop13h 45mBritish Airways

Deal found 15/8£205

Fri 31/1006:00BFS - LIS

1 stop9h 05mMultiple Airlines

Mon 3/1122:00LIS - BFS

1 stop11h 05mMultiple Airlines

Deal found 16/8£149

Tue 23/910:35BFS - LIS

1 stop8h 10mMultiple Airlines

Fri 26/911:35LIS - BFS

2 stops10h 05mMultiple Airlines

Deal found 16/8£171

Fri 31/1007:20BHD - LIS

1 stop15h 25measyJet

Mon 3/1106:20LIS - BHD

1 stop27h 15measyJet

Deal found 16/8£208

Mon 15/912:35BFS - LIS

1 stop8h 10mMultiple Airlines

Mon 22/921:20LIS - BFS

2 stops16h 30mMultiple Airlines

Deal found 16/8£188

Fri 5/910:55BFS - LIS

1 stop12h 30mMultiple Airlines

Sun 7/905:55LIS - BFS

2 stops9h 35mMultiple Airlines

Deal found 16/8£188

Tue 23/907:05BHD - LIS

1 stop16h 00measyJet

Fri 26/906:40LIS - BHD

1 stop8h 50measyJet

Deal found 16/8£237

Tue 9/914:20BHD - LIS

1 stop9h 00mMultiple Airlines

Sun 14/915:00LIS - BHD

2 stops18h 00mMultiple Airlines

Deal found 15/8£230

Fri 31/1017:35BHD - LIS

1 stop6h 05mMultiple Airlines

Mon 3/1106:15LIS - BHD

2 stops10h 10mMultiple Airlines

Deal found 16/8£232

Fri 5/911:00BHD - LIS

2 stops12h 25mMultiple Airlines

Sun 7/905:55LIS - BHD

2 stops26h 15mMultiple Airlines

Deal found 16/8£275

Last-minute flights from Northern Ireland to Lisbon
Discover last-minute flight deals from Northern Ireland to Lisbon. Data last updated 18 August 2025 and is based on user searches.

Tue 19/806:00BFS - LIS

1 stop13h 10mMultiple Airlines

Fri 22/822:20LIS - BFS

2 stops14h 35mMultiple Airlines

Deal found 16/8£305

Mon 25/806:40BHD - LIS

1 stop16h 25mMultiple Airlines

Thu 28/820:45LIS - BHD

2 stops22h 35mMultiple Airlines

Deal found 15/8£333

Tue 26/807:00BHD - LIS

1 stop13h 30mMultiple Airlines

Fri 29/822:10LIS - BHD

2 stops22h 00mMultiple Airlines

Deal found 15/8£260

Fri 5/910:55BFS - LIS

1 stop12h 30mMultiple Airlines

Sun 7/905:55LIS - BFS

2 stops9h 35mMultiple Airlines

Deal found 16/8£188

Fri 5/911:00BHD - LIS

2 stops12h 25mMultiple Airlines

Sun 7/905:55LIS - BHD

2 stops26h 15mMultiple Airlines

Deal found 16/8£275

Tue 9/914:20BHD - LIS

1 stop9h 00mMultiple Airlines

Sun 14/915:00LIS - BHD

2 stops18h 00mMultiple Airlines

Deal found 15/8£230

Mon 15/912:35BFS - LIS

1 stop8h 10mMultiple Airlines

Mon 22/906:40LIS - BFS

1 stop14h 50mMultiple Airlines

Deal found 16/8£197

Mon 15/914:30BHD - LIS

1 stop8h 30mMultiple Airlines

Mon 22/922:30LIS - BHD

2 stops11h 40mMultiple Airlines

Deal found 16/8£285

Tue 23/921:05BFS - LIS

1 stop12h 50measyJet

Fri 26/921:35LIS - BFS

1 stop10h 50measyJet

Deal found 16/8£134

Tue 23/910:35BFS - LIS

1 stop8h 10mMultiple Airlines

Fri 26/911:35LIS - BFS

2 stops10h 05mMultiple Airlines

Deal found 16/8£171

Tue 23/907:05BHD - LIS

1 stop16h 00measyJet

Fri 26/906:40LIS - BHD

1 stop8h 50measyJet

Deal found 16/8£237

Tue 23/907:05BHD - LIS

1 stop6h 20mMultiple Airlines

Fri 26/917:55LIS - BHD

2 stops26h 30mMultiple Airlines

Deal found 16/8£283

One-way flights from Northern Ireland to Lisbon
Search for one-way flight options from Northern Ireland to Lisbon. Find affordable one-way fares based on user searches. Data last updated 18 August 2025.

Sun 26/1021:00BFS - LIS

1 stop11h 15mMultiple Airlines

Deal found 15/8£50

Wed 15/1007:00BFS - LIS

1 stop14h 00measyJet

Deal found 17/8£55

Wed 15/1010:10BFS - LIS

2 stops10h 25mMultiple Airlines

Deal found 17/8£85

Sun 26/1020:25BHD - LIS

1 stop13h 25mBritish Airways

Deal found 15/8£162

Sun 26/1020:25BHD - LIS

2 stops45h 40mMultiple Airlines

Deal found 15/8£190

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Tue 30/9

06:45-18:45

1 stop12h 00m

Lisbon Humberto Delgado

Tue 7/10

06:30-13:50

1 stop7h 20m

£127

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Tue 23/9

21:05-09:55

1 stop12h 50m

Lisbon Humberto Delgado

Fri 26/9

21:35-08:25

1 stop10h 50m

£134

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Fri 31/10

06:00-15:05

1 stop9h 05m

Lisbon Humberto Delgado

Mon 3/11

22:00-09:05

1 stop11h 05m

£149

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Tue 23/9

10:35-18:45

1 stop8h 10m

Lisbon Humberto Delgado

Fri 26/9

11:35-21:40

2 stops10h 05m

£171

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Mon 15/9

12:35-20:45

1 stop8h 10m

Lisbon Humberto Delgado

Mon 22/9

21:20-13:50

2 stops16h 30m

£188

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Fri 5/9

10:55-23:25

1 stop12h 30m

Lisbon Humberto Delgado

Sun 7/9

05:55-15:30

2 stops9h 35m

£188

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Thu 11/12

11:05-21:50

1 stop10h 45m

Lisbon Humberto Delgado

Sun 14/12

18:40-08:25

1 stop13h 45m

£205

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Fri 31/10

07:20-22:45

1 stop15h 25m

Lisbon Humberto Delgado

Mon 3/11

06:20-09:35

1 stop27h 15m

£208

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Tue 9/9

14:20-23:20

1 stop9h 00m

Lisbon Humberto Delgado

Sun 14/9

15:00-09:00

2 stops18h 00m

£230

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Fri 31/10

17:35-23:40

1 stop6h 05m

Lisbon Humberto Delgado

Mon 3/11

06:15-16:25

2 stops10h 10m

£232

Flights are sorted by cheapest return flights first.

Deals found on 15/8

Showing 1-10 of 19 results

Best time to book a flight from Northern Ireland to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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 Lisbon

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

Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Lisbon (average of £101). Flying from Northern Ireland to Lisbon 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 LIS?

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

How much does it cost for a return flight from Northern Ireland to Lisbon?

Related info for your journey

What airport do you fly into for flights to Lisbon from Northern Ireland?
Most people fly into Lisbon Humberto Delgado (LIS) if they book a flight to Lisbon from Northern Ireland. Humberto Delgado is conveniently located just 4.2 mi from Lisbon’s city center.
Can I find deals for flights from Northern Ireland to Lisbon that include hotel bookings?
Yes. In addition to deals on Northern Ireland to Lisbon flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to Lisbon?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Lisbon.
Can I find deals for business class flights from Northern Ireland to Lisbon?
Yes. Cheapflights offers flight deals from Northern Ireland to Lisbon 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 Lisbon?
Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Lisbon (average of £101). Flying from Northern Ireland to Lisbon 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

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Top 3 airlines flying from Northern Ireland to Lisbon

Airline	Cheapest	Average	Flexibility	On-time
easyJet	Cheapest£103	Average£203	FlexibilityNo cancel fee	On-time86%	Search easyJet flights
British Airways	Cheapest£178	Average£273	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£198	Average£305	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Northern Ireland to Lisbon via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Lisbon from Northern Ireland.

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

Certainly. Search results for flights to Lisbon 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 Lisbon become cheaper?

Of course! You can now track prices for flights from Northern Ireland to Lisbon 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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Cheap flights from Northern Ireland to Lisbon from £50

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 26/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Lisbon

Keep the following information in mind while searching for Northern Ireland to Lisbon flight deals. Data was last updated 18 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Northern Ireland to Lisbon

Cheapest flights from Northern Ireland to LisbonExplore the most affordable flight options available from Northern Ireland to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Explore the most affordable flight options available from Northern Ireland to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Lisbon that are best for you.

Best time to book a flight from Northern Ireland to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Northern Ireland with our price prediction graph.

Cheapflights Insights

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

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

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

Find hourly flight availability from Northern Ireland to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 August 2025.

How much does it cost for a return flight from Northern Ireland to Lisbon?

Related info for your journey

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

What airport do you fly into for flights to Lisbon from Northern Ireland?

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

How can I find direct flights from Northern Ireland to Lisbon?

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

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

Travelling to a place near Lisbon?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Northern Ireland to Lisbon

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 Lisbon?

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

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

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

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Cheapest flights from Northern Ireland to Lisbon
Explore the most affordable flight options available from Northern Ireland to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.