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Cheap flights from Porto to Belfast from £45

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 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — BHD
31 Dec — 7 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 December 2025.

Round-trip from

£123

One-way from

£45
14/1-21/1
  • 14/1-21/1
  • 3 total stops
  • 35h 10m total
  • Porto to Belfast
Search Deals
28/2
  • 28/2
  • 1 total stop
  • 10h 15m total
  • Porto to Belfast
Search Deals

Find flight deals from Porto to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Porto to Belfast
Explore the most affordable flight options available from Porto to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 December 2025.

Sun 21/1205:00OPO - BHD
1 stop11h 50mKLM
Tue 23/1206:30BHD - OPO
1 stop28h 00mKLM
Deal found 30/11£539
Sun 21/1212:25OPO - BHD
2 stops8h 05mMultiple Airlines
Tue 23/1206:35BHD - OPO
2 stops9h 25mMultiple Airlines
Deal found 30/11£811

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto 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, Cheapflights users made 858,174 searches. Data last updated 1 December 2025.
Use the filters below to find and compare flights from Porto to Belfast that are best for you.

Fly from

Porto

Fly to

Belfast

Route

Depart

Return

Price

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 14/1

20:55-09:20

1 stop12h 25m

Belfast Intl

Wed 21/1

20:50-19:35

2 stops22h 45m

£123

PortoBelfast

OPO - BHD

OPOBHD

Porto

Fri 16/1

06:30-16:50

1 stop10h 20m

Belfast City

Mon 19/1

17:20-10:30

1 stop17h 10m

£325

PortoBelfast

OPO - BHD

OPOBHD

Porto

Fri 17/4

08:20-08:50

2 stops24h 30m

Belfast City

Sun 19/4

06:50-07:40

2 stops24h 50m

£341

PortoBelfast

OPO - BHD

OPOBHD

Porto

Sun 21/12

05:00-16:50

1 stop11h 50m

Belfast City

Tue 23/12

06:30-10:30

1 stop28h 00m

£539

PortoBelfast

OPO - BHD

OPOBHD

Porto

Sun 21/12

12:25-20:30

2 stops8h 05m

Belfast City

Tue 23/12

06:35-16:00

2 stops9h 25m

£811

PortoBelfast

OPO - BHD

OPOBHD

Porto

Sat 28/2

09:40-20:30

1 stop10h 50m

£53

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sun 1/2

12:15-23:50

1 stop11h 35m

£56

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sun 25/1

12:35-07:25

1 stop18h 50m

£56

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 31/12

22:10-11:45

1 stop13h 35m

£59

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 25/2

20:55-09:20

1 stop12h 25m

£59

Flights are sorted by cheapest return flights first.

Deals found on 28/11

Showing 1-10 of 24 results
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Best time to book a flight from Porto to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Porto 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 Porto to Belfast
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Porto to Belfast. 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 from for flights from Porto to Belfast?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly out of when you book flights from Porto to Belfast. 0 airlines have flights from Porto to Belfast on a regular basis. Booking flights from Porto to Belfast should not be difficult; the airport handles an average of 0 outbound flights to Belfast per day.

  • How long is the flight from Porto to Belfast?

    A quick flight from Porto to Belfast can take about 10h 20m. KLM provides one of the quickest options available for as low as £325. There are 932 mi between Porto and Belfast.

  • Can I find deals for flights from Porto to Belfast that include hotel bookings?

    Yes. In addition to deals on Porto to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Porto to Belfast?

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

  • Can I find deals for business class flights from Porto to Belfast?

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

See more FAQs

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Alternative routes for Porto to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Porto to Belfast Intl flights
Porto to Belfast City flights
Lisbon to Belfast Intl flights
Lisbon to Belfast City flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Porto to Belfast?

Cheapflights makes it easy to find Porto to Belfast flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Porto to Belfast?

Cheapflights helps you find that perfect flight to Belfast from Porto by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Porto to Belfast with no change fees?

Yes, we can. To see specific flights from Porto to Belfast with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Porto to Belfast become cheaper?

Yes! Start tracking prices for Porto to Belfast flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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