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Cheap flights from Portugal to Belfast from £31

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 20/7. 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
06:05 - 19:50
OPO
-
BFS
13h 45m
1 stop
Multiple Airlines Logo
16:30 - 21:40
BFS
-
OPO
5h 10m
1 stop
£90Multiple Airlines
Wed, 27 May - Wed, 3 Jun
Multiple Airlines Logo
07:15 - 09:45
OPO
-
BFS
2h 30mdirect
Multiple Airlines Logo
14:40 - 19:05
BFS
-
OPO
28h 25m
1 stop
£91Multiple Airlines
Mon, 18 May - Mon, 25 May
Ryanair Logo
14:25 - 16:55
OPO
-
BFS
2h 30mdirect
Ryanair Logo
20:10 - 20:20
BFS
-
OPO
24h 10m
1 stop
£96Ryanair
Fri, 1 May - Tue, 5 May
Multiple Airlines Logo
14:25 - 16:55
OPO
-
BFS
2h 30mdirect
Multiple Airlines Logo
08:50 - 06:45
BFS
-
OPO
21h 55m
2 stops
£99Multiple Airlines
Fri, 1 May - Tue, 5 May
Multiple Airlines Logo
17:45 - 23:20
OPO
-
BFS
5h 35m
1 stop
Multiple Airlines Logo
19:20 - 09:10
BFS
-
OPO
13h 50m
1 stop
£102Multiple Airlines
Wed, 13 May - Fri, 15 May
Multiple Airlines Logo
17:45 - 23:20
OPO
-
BFS
5h 35m
1 stop
Multiple Airlines Logo
19:55 - 17:15
BFS
-
OPO
21h 20m
2 stops
£104Multiple Airlines
Wed, 13 May - Fri, 15 May
Multiple Airlines Logo
17:45 - 23:20
OPO
-
BFS
5h 35m
1 stop
Multiple Airlines Logo
17:20 - 19:50
BFS
-
OPO
2h 30mdirect
£105Multiple Airlines
Wed, 13 May - Fri, 15 May
KLM Logo
19:45 - 09:20
LIS
-
BHD
13h 35m
1 stop
KLM Logo
09:50 - 22:50
BHD
-
LIS
13h 00m
1 stop
£224KLM
Thu, 28 May - Wed, 3 Jun
easyJet Logo
21:30 - 07:35
LIS
-
BHD
10h 05m
1 stop
easyJet Logo
07:00 - 18:45
BHD
-
LIS
11h 45m
1 stop
£250easyJet
Mon, 28 Sep - Sun, 4 Oct
KLM Logo
19:45 - 09:20
LIS
-
BHD
13h 35m
1 stop
KLM Logo
09:50 - 22:50
BHD
-
LIS
13h 00m
1 stop
£269KLM
Thu, 14 May - Sun, 17 May

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Ryanair flights from Portugal to Belfast

Our best Ryanair deals on Portugal to Belfast flight tickets
Ryanair
1 May
OPO14:25Porto
2h 30m
BFS16:55Belfast Intl
5 May
BFS20:10Belfast Intl
24h 10m
1 stop
OPO20:20Porto
£96
Ryanair
29 May
OPO14:25Porto
2h 30m
BFS16:55Belfast Intl
5 Jun
BFS17:20Belfast Intl
2h 30m
OPO19:50Porto
£130
Ryanair
18 May
OPO07:15Porto
2h 30m
BFS09:45Belfast Intl
25 May
BFS10:30Belfast Intl
2h 30m
OPO13:00Porto
£147

easyJet flights from Portugal to Belfast

Our best easyJet deals on Portugal to Belfast flight tickets
easyJet
28 May
LIS06:40Lisbon Humberto Delgado
16h 30m
1 stop
BFS23:10Belfast Intl
3 Jun
BFS07:00Belfast Intl
14h 00m
1 stop
LIS21:00Lisbon Humberto Delgado
£173
easyJet
28 Sept
LIS06:10Lisbon Humberto Delgado
8h 55m
1 stop
BFS15:05Belfast Intl
4 Oct
BFS06:10Belfast Intl
13h 35m
1 stop
LIS19:45Lisbon Humberto Delgado
£203
easyJet
20 Apr
LIS06:10Lisbon Humberto Delgado
16h 20m
1 stop
BFS22:30Belfast Intl
22 Apr
BFS08:55Belfast Intl
12h 05m
1 stop
LIS21:00Lisbon Humberto Delgado
£234

momondo Fare Finder

 
Customise your flight search to find flights from Portugal to Belfast 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 17 April 2026.
Use the filters below to find and compare flights from Portugal to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 27/5

06:05-19:50

1 stop13h 45m

Belfast Intl

Wed 3/6

16:30-21:40

1 stop5h 10m

£90

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 18/5

07:15-09:45

Nonstop2h 30m

Belfast Intl

Mon 25/5

14:40-19:05

1 stop28h 25m

£91

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 1/5

14:25-16:55

Nonstop2h 30m

Belfast Intl

Tue 5/5

20:10-20:20

1 stop24h 10m

£96

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 1/5

14:25-16:55

Nonstop2h 30m

Belfast Intl

Tue 5/5

08:50-06:45

2 stops21h 55m

£99

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 13/5

17:45-23:20

1 stop5h 35m

Belfast Intl

Fri 15/5

19:20-09:10

1 stop13h 50m

£102

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 13/5

17:45-23:20

1 stop5h 35m

Belfast Intl

Fri 15/5

19:55-17:15

2 stops21h 20m

£104
Fastest return journey

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 13/5

17:45-23:20

1 stop5h 35m

Belfast Intl

Fri 15/5

17:20-19:50

Nonstop2h 30m

£105

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Thu 28/5

19:45-09:20

1 stop13h 35m

Belfast City

Wed 3/6

09:50-22:50

1 stop13h 00m

£224

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Mon 28/9

21:30-07:35

1 stop10h 05m

Belfast City

Sun 4/10

07:00-18:45

1 stop11h 45m

£250

LisbonBelfast

LIS - BHD

LISBHD

Lisbon Humberto Delgado

Thu 14/5

19:45-09:20

1 stop13h 35m

Belfast City

Sun 17/5

09:50-22:50

1 stop13h 00m

£269

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 Belfast from

How to get the cheapest flight ticket from Portugal to Belfast

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 flight route?

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

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

There is only 1 cabin class available to choose from on Portugal to Belfast flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Portugal to Belfast flight deals and tips

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

Fastest flight time

2h 30m

Direct flights

Tue and Sat

Airports in Belfast

2 airports
The fastest flight from Portugal to Belfast takes 2h 30m
Direct flights go from Portugal to Belfast on Tuesday and Saturday. There are no airlines offering direct flights..
There are 2 airports in Belfast. From Portugal there are direct flights to Belfast Intl (BFS).
Search flight deals

Frequently asked questions about flying from Portugal to Belfast

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

    Prices for flights from Portugal to Belfast are updated daily.

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

    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.

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

    The travel and health documents required for your trip to Belfast 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from Portugal.

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

Yes. momondo enables you to select and highlight flights to Belfast from Portugal with this policy.

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

momondo provides multiple filters to help you find the best flight to Belfast from Portugal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Portugal to Belfast flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport