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Cheap flights from Northern Ireland to Lisbon from £42

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 Lisbon departing on 1/12. 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 Lisbon

Cheap return flights

easyJet Logo
20:55 - 10:25BFS-LIS
13h 30m1 stop
easyJet Logo
06:00 - 20:30LIS-BFS
14h 30m1 stop
£110easyJet
Find Deal
Tue, 2 Dec - Sat, 6 Dec
Logo
11:05 - 08:30BFS-LIS
21h 25m2 stops
Logo
21:05 - 10:45LIS-BFS
13h 40m1 stop
£116
Find Deal
Tue, 28 Oct - Tue, 4 Nov
Logo
05:45 - 20:35BFS-LIS
14h 50m1 stop
Logo
21:05 - 10:45LIS-BFS
13h 40m1 stop
£122
Find Deal
Tue, 28 Oct - Tue, 4 Nov
easyJet Logo
17:30 - 08:40BFS-LIS
15h 10m1 stop
easyJet Logo
06:00 - 20:30LIS-BFS
14h 30m1 stop
£128easyJet
Find Deal
Wed, 17 Dec - Sat, 20 Dec
British Airways Logo
11:05 - 21:50BHD-LIS
10h 45m1 stop
British Airways Logo
18:40 - 08:25LIS-BHD
13h 45m1 stop
£205British Airways
Find Deal
Thu, 11 Dec - Sun, 14 Dec
British Airways Logo
08:45 - 14:55BHD-LIS
6h 10m1 stop
British Airways Logo
18:40 - 08:15LIS-BHD
13h 35m1 stop
£225British Airways
Find Deal
Tue, 16 Dec - Sat, 20 Dec
KLM Logo
06:30 - 14:35BHD-LIS
8h 05m1 stop
KLM Logo
05:00 - 21:00LIS-BHD
16h 00m1 stop
£285KLM
Find Deal
Thu, 18 Dec - Sun, 21 Dec
KLM Logo
06:30 - 14:35BHD-LIS
8h 05m1 stop
KLM Logo
11:25 - 21:00LIS-BHD
9h 35m1 stop
£346KLM
Find Deal
Thu, 18 Dec - Fri, 19 Dec
Aer Lingus Logo
14:25 - 10:10BHD-LIS
19h 45m2 stops
Aer Lingus Logo
18:55 - 13:55LIS-BHD
19h 00m2 stops
£436Aer Lingus
Find Deal
Thu, 11 Dec - Sun, 14 Dec
Aer Lingus Logo
18:05 - 10:15BHD-LIS
40h 10m2 stops
Aer Lingus Logo
11:25 - 09:50LIS-BHD
22h 25m2 stops
£548Aer Lingus
Find Deal
Fri, 3 Oct - Sat, 11 Oct

easyJet flights from Northern Ireland to Lisbon

Our best easyJet deals on Northern Ireland to Lisbon flight tickets
easyJet
2 Dec
BFS20:55Belfast Intl
13h 30m
1 stop
LIS10:25Lisbon Humberto Delgado
6 Dec
LIS06:00Lisbon Humberto Delgado
14h 30m
1 stop
BFS20:30Belfast Intl
£110
Find similar
easyJet
17 Dec
BFS17:30Belfast Intl
15h 10m
1 stop
LIS08:40Lisbon Humberto Delgado
20 Dec
LIS06:00Lisbon Humberto Delgado
14h 30m
1 stop
BFS20:30Belfast Intl
£128
Find similar
easyJet
11 Mar
BFS07:00Belfast Intl
11h 00m
1 stop
LIS18:00Lisbon Humberto Delgado
14 Mar
LIS19:35Lisbon Humberto Delgado
12h 50m
1 stop
BFS08:25Belfast Intl
£139
Find similar

KLM flights from Northern Ireland to Lisbon

Our best KLM deals on Northern Ireland to Lisbon flight tickets
KLM
18 Dec
BHD06:30Belfast City
8h 05m
1 stop
LIS14:35Lisbon Humberto Delgado
21 Dec
LIS05:00Lisbon Humberto Delgado
16h 00m
1 stop
BHD21:00Belfast City
£285
Find similar
KLM
18 Dec
BHD06:30Belfast City
8h 05m
1 stop
LIS14:35Lisbon Humberto Delgado
19 Dec
LIS11:25Lisbon Humberto Delgado
9h 35m
1 stop
BHD21:00Belfast City
£346
Find similar
KLM
3 Oct
BHD17:25Belfast City
21h 10m
1 stop
LIS14:35Lisbon Humberto Delgado
11 Oct
LIS19:30Lisbon Humberto Delgado
25h 45m
1 stop
BHD21:15Belfast City
£446
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Lisbon 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 15 September 2025.
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 2/12

20:55-10:25

1 stop13h 30m

Lisbon Humberto Delgado

Sat 6/12

06:00-20:30

1 stop14h 30m

£110

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Tue 28/10

11:05-08:30

2 stops21h 25m

Lisbon Humberto Delgado

Tue 4/11

21:05-10:45

1 stop13h 40m

£116

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Tue 28/10

05:45-20:35

1 stop14h 50m

Lisbon Humberto Delgado

Tue 4/11

21:05-10:45

1 stop13h 40m

£122

BelfastLisbon

BFS - LIS

BFSLIS

Belfast Intl

Wed 17/12

17:30-08:40

1 stop15h 10m

Lisbon Humberto Delgado

Sat 20/12

06:00-20:30

1 stop14h 30m

£128

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

Tue 16/12

08:45-14:55

1 stop6h 10m

Lisbon Humberto Delgado

Sat 20/12

18:40-08:15

1 stop13h 35m

£225

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Thu 18/12

06:30-14:35

1 stop8h 05m

Lisbon Humberto Delgado

Sun 21/12

05:00-21:00

1 stop16h 00m

£285

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Thu 18/12

06:30-14:35

1 stop8h 05m

Lisbon Humberto Delgado

Fri 19/12

11:25-21:00

1 stop9h 35m

£346

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Thu 11/12

14:25-10:10

2 stops19h 45m

Lisbon Humberto Delgado

Sun 14/12

18:55-13:55

2 stops19h 00m

£436

BelfastLisbon

BHD - LIS

BHDLIS

Belfast City

Fri 3/10

18:05-10:15

2 stops40h 10m

Lisbon Humberto Delgado

Sat 11/10

11:25-09:50

2 stops22h 25m

£548

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 Lisbon from

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

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 Lisbon?

The cheapest day to depart on your flight to Lisbon is on a Tuesday when prices can be found for as low as £153. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Northern Ireland to Lisbon for around £303.

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

In the morning is the cheapest time of day to fly from Northern Ireland to Lisbon when you can find flight prices for as low as £230. Flying to Lisbon in the morning is an ideal time because this is during off-peak travel hours. Flights to Lisbon are more costly in the afternoon, with an average ticket price of £277. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Northern Ireland to Lisbon flight deals and tips

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

Direct flights

None
There are no direct flights from Northern Ireland to Lisbon. There are no popular flight routes from Northern Ireland to Lisbon.
Search flight deals

  • When did momondo last update prices for flights from Northern Ireland to Lisbon Humberto Delgado Airport?

    Prices for flights from Northern Ireland to Lisbon Humberto Delgado Airport refresh daily.

  • How many operators does momondo search for flights from Northern Ireland to Lisbon Humberto Delgado Airport?

  • How old do you have to be to fly from Northern Ireland to Lisbon Humberto Delgado Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Lisbon Humberto Delgado Airport.

  • What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

    The required travel and health documents for your Lisbon Humberto Delgado Airport 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 Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Northern Ireland to Lisbon

Compare and see reviews for airlines that fly from Northern Ireland to Lisbon with momondo
Airline
Rating
Free Cancellation
Price
easyJetPriceFrom £102Free CancellationRating
6.9
1,820 reviews
Search easyJet flights
British AirwaysPriceFrom £207Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

Travelling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Almada
Estoril
Sintra
Fátima
Madeira
Setúbal
Nazaré
Oeiras
Sesimbra
Evora
Figueira da Foz
Costa da Caparica
Leiria
Torres Vedras
Tomar
Caldas da Rainha
Ericeira
Óbidos
Peniche
Sines

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Northern Ireland to Lisbon . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Northern Ireland to Lisbon flights to just show those with flexible booking policies.

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

Once all potential Northern Ireland to Lisbon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Northern Ireland to Lisbon flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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