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Cheap flights from Porto to Belfast Intl Airport from £36

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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — BFS
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Porto to Belfast Intl

Enter your travel dates to find the best prices.

Best flights from Porto to Belfast Intl
Discover carefully curated flight deals from Porto to Belfast Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.

Mon 26/110:15OPO - BFS
1 stop10h 25mMultiple Airlines
Mon 2/206:55BFS - OPO
1 stop6h 40mMultiple Airlines
Deal found 12/12£90
Sun 25/121:05OPO - BFS
1 stop10h 40measyJet
Sun 1/220:45BFS - OPO
1 stop15h 20measyJet
Deal found 11/12£110
Sun 25/112:15OPO - BFS
1 stop11h 35mMultiple Airlines
Sun 1/205:45BFS - OPO
1 stop5h 25mMultiple Airlines
Deal found 11/12£109
Fri 13/206:20OPO - BFS
1 stop26h 20mMultiple Airlines
Sun 15/215:45BFS - OPO
1 stop21h 50mMultiple Airlines
Deal found 10/12£138

Find flight deals from Porto to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Belfast Intl (BFS). 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 12 December 2025.

Round-trip from

£109

One-way from

£36
25/1-1/2
  • 25/1-1/2
  • 2 total stops
  • 17h 00m total
  • Porto to Belfast
Search Deals
easyJet
  • easyJet
  • 10/2
  • 1 total stop
  • 6h 10m total
  • Porto to Belfast
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto to Belfast Intl 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 12 December 2025.
Use the filters below to find and compare flights from Porto to Belfast Intl Airport that are best for you.

Fly from

Porto

Fly to

Belfast Intl

Route

Depart

Return

Price

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 26/1

10:15-20:40

1 stop10h 25m

Belfast Intl

Mon 2/2

06:55-13:35

1 stop6h 40m

£90

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sun 25/1

12:15-23:50

1 stop11h 35m

Belfast Intl

Sun 1/2

05:45-11:10

1 stop5h 25m

£109

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sun 25/1

21:05-07:45

1 stop10h 40m

Belfast Intl

Sun 1/2

20:45-12:05

1 stop15h 20m

£110

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 13/2

06:20-08:40

1 stop26h 20m

Belfast Intl

Sun 15/2

15:45-13:35

1 stop21h 50m

£138

PortoBelfast

OPO - BFS

OPOBFS

Porto

Tue 10/2

13:00-19:10

1 stop6h 10m

£36

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 11/2

11:05-18:50

1 stop7h 45m

£46

PortoBelfast

OPO - BFS

OPOBFS

Porto

Sat 7/2

08:20-22:35

1 stop14h 15m

£52

PortoBelfast

OPO - BFS

OPOBFS

Porto

Tue 10/2

13:00-10:20

1 stop21h 20m

£53

PortoBelfast

OPO - BFS

OPOBFS

Porto

Wed 14/1

20:55-09:20

1 stop12h 25m

£55

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 9/3

09:15-21:55

1 stop12h 40m

£57

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Showing 1-10 of 13 results
1
2

Best time to book a flight from Porto to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl 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.

Related info for your journey

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

    For a flight from Porto to Belfast Intl, you will be flying from Porto. Porto (OPO) is just 6.8 mi from the center of the city. Porto is the only Porto airport and it handles 0 outbound flights to Belfast Intl per day. 0 airlines have flights to Belfast Intl from Porto on a regular basis.

  • How long is the flight from Porto to Belfast Intl Airport?

    There are many flights that can get you from Porto to Belfast Intl Airport in 10h 40m. Fly via easyJet to get the fastest option. Porto and Belfast Intl Airport are separated by a distance of 933 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto to Belfast Intl 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

Travelling to a place near Belfast Intl Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Porto to Belfast Intl

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

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 Porto to Belfast Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Porto to Belfast Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Porto to Belfast Intl for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Belfast Intl from Porto 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 Porto to Belfast Intl become cheaper?

Of course! You can now track prices for flights from Porto to Belfast Intl 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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