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Cheap flights from Portugal to Belfast from £43

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portugal to Belfast departing on 14/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Portugal to Belfast

Recent return flight deals from Portugal to Belfast

Enter your travel dates to find the best prices.
Multiple Airlines Logo
17:10 - 22:45
LIS
-
BFS
5h 35m1 stop
Multiple Airlines Logo
05:45 - 20:30
BFS
-
LIS
14h 45m1 stop
£98Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
easyJet Logo
19:00 - 08:20
LIS
-
BFS
13h 20m1 stop
easyJet Logo
20:55 - 12:55
BFS
-
LIS
16h 00m1 stop
£99easyJet
Wed, 21 Jan - Tue, 27 Jan
Multiple Airlines Logo
14:05 - 22:45
OPO
-
BFS
8h 40m1 stop
Multiple Airlines Logo
05:45 - 13:35
BFS
-
OPO
7h 50m1 stop
£102Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
Multiple Airlines Logo
20:30 - 06:45
LIS
-
BFS
10h 15m1 stop
Multiple Airlines Logo
05:45 - 21:15
BFS
-
LIS
15h 30m2 stops
£110Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
Multiple Airlines Logo
08:20 - 22:45
OPO
-
BFS
14h 25m2 stops
Multiple Airlines Logo
05:45 - 13:35
BFS
-
OPO
7h 50m1 stop
£117Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
Multiple Airlines Logo
20:55 - 09:20
OPO
-
BFS
12h 25m1 stop
Multiple Airlines Logo
12:25 - 10:25
BFS
-
OPO
22h 00m2 stops
£120Multiple Airlines
Wed, 11 Feb - Sun, 15 Feb
Multiple Airlines Logo
19:35 - 09:20
LIS
-
BFS
13h 45m1 stop
Multiple Airlines Logo
08:15 - 20:30
BFS
-
LIS
12h 15m1 stop
£120Multiple Airlines
Wed, 11 Feb - Sun, 15 Feb
Multiple Airlines Logo
19:35 - 09:20
LIS
-
BFS
13h 45m1 stop
Multiple Airlines Logo
06:30 - 19:40
BFS
-
LIS
13h 10m2 stops
£123Multiple Airlines
Wed, 21 Jan - Tue, 27 Jan
Multiple Airlines Logo
22:00 - 12:00
LIS
-
BFS
14h 00m2 stops
Multiple Airlines Logo
05:45 - 21:15
BFS
-
LIS
15h 30m2 stops
£129Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb
Multiple Airlines Logo
08:20 - 22:45
OPO
-
BFS
14h 25m2 stops
Multiple Airlines Logo
05:45 - 21:25
BFS
-
OPO
15h 40m2 stops
£132Multiple Airlines
Sat, 31 Jan - Sat, 7 Feb

easyJet flights from Portugal to Belfast Intl Airport

Our best easyJet deals on Portugal to Belfast Intl Airport flight tickets
easyJet
21 Jan
LIS19:00Lisbon Humberto Delgado
13h 20m
1 stop
BFS08:20Belfast Intl
27 Jan
BFS20:55Belfast Intl
16h 00m
1 stop
LIS12:55Lisbon Humberto Delgado
£99
Find similar
easyJet
25 Dec
OPO18:55Porto
17h 55m
1 stop
BFS12:50Belfast Intl
2 Jan
BFS21:20Belfast Intl
11h 40m
1 stop
OPO09:00Porto
£294
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Portugal to Belfast Intl Airport 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 18 December 2025.
Use the filters below to find and compare flights from Portugal to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Sat 31/1

17:10-22:45

1 stop5h 35m

Belfast Intl

Sat 7/2

05:45-20:30

1 stop14h 45m

£98

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Wed 21/1

19:00-08:20

1 stop13h 20m

Belfast Intl

Tue 27/1

20:55-12:55

1 stop16h 00m

£99

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 31/1

14:05-22:45

1 stop8h 40m

Belfast Intl

Sat 7/2

05:45-13:35

1 stop7h 50m

£102

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Sat 31/1

20:30-06:45

1 stop10h 15m

Belfast Intl

Sat 7/2

05:45-21:15

2 stops15h 30m

£110

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 31/1

08:20-22:45

2 stops14h 25m

Belfast Intl

Sat 7/2

05:45-13:35

1 stop7h 50m

£117

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 11/2

20:55-09:20

1 stop12h 25m

Belfast Intl

Sun 15/2

12:25-10:25

2 stops22h 00m

£120

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Wed 11/2

19:35-09:20

1 stop13h 45m

Belfast Intl

Sun 15/2

08:15-20:30

1 stop12h 15m

£120

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Wed 21/1

19:35-09:20

1 stop13h 45m

Belfast Intl

Tue 27/1

06:30-19:40

2 stops13h 10m

£123

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Sat 31/1

22:00-12:00

2 stops14h 00m

Belfast Intl

Sat 7/2

05:45-21:15

2 stops15h 30m

£129

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 31/1

08:20-22:45

2 stops14h 25m

Belfast Intl

Sat 7/2

05:45-21:25

2 stops15h 40m

£132

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

How to get the cheapest flight ticket from Portugal to Belfast Intl Airport

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 Portugal to Belfast Intl flight route?

Fly from Porto to Belfast Intl for the best Portugal - Belfast Intl flight prices

What cabin class options are available on Portugal to Belfast Intl flights?

There is only 1 cabin class available to choose from on Portugal to Belfast Intl 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 Portugal to Belfast Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Portugal to Belfast Intl Airport.

Cheap Portugal to Belfast Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portugal to Belfast Intl Airport

Fastest flight time

5h 35m

Direct flights

Tue and Sat
The fastest flight from Portugal to Belfast Intl Airport takes 5h 35m
Direct flights go from Portugal to Belfast Intl Airport on Tuesday and Saturday. Airline offering direct flights is Jet2..
Search flight deals

  • When did momondo last update prices for flights from Portugal to Belfast Intl Airport?

    Prices for flights from Portugal to Belfast Intl Airport are updated daily.

  • How old do you have to be to fly from Portugal to Belfast Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portugal to Belfast Intl Airport.

  • What documentation or ID do you need to fly to Belfast Intl Airport?

    The travel and health documents required for your trip to Belfast Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portugal to Belfast Intl Airport?

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Ballymena
Newry
Armagh
Cookstown
Dungannon
Portadown

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portugal to Belfast for you.

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

Yes. momondo allows you to filter the results for Portugal to Belfast flights to just show those with flexible booking policies.

How can momondo help me find flights from Portugal to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Portugal.

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

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

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