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Cheap flights from Porto to Belfast from £25

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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — BHD
20 Jul — 27 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap 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 20 June 2026.

Mon 3/807:15
OPO
-
BFS
Nonstop2h 30m
Ryanair
Fri 14/817:20
BFS
-
OPO
Nonstop2h 30m
Ryanair
Deal found 20/6£79
Mon 6/707:15
OPO
-
BFS
Nonstop2h 30m
Ryanair
Mon 20/710:30
BFS
-
OPO
Nonstop2h 30m
Ryanair
Deal found 18/6£85
Mon 6/707:15
OPO
-
BFS
Nonstop2h 30m
Multiple Airlines
Tue 7/720:15
BFS
-
OPO
1 stop25h 25m
Multiple Airlines
Deal found 17/6£96
Mon 6/707:15
OPO
-
BFS
Nonstop2h 30m
Multiple Airlines
Mon 20/706:30
BFS
-
OPO
2 stops25h 00m
Multiple Airlines
Deal found 18/6£97
Mon 3/807:15
OPO
-
BFS
Nonstop2h 30m
Multiple Airlines
Mon 17/808:40
BFS
-
OPO
1 stop12h 00m
Multiple Airlines
Deal found 19/6£101
Fri 3/714:25
OPO
-
BFS
Nonstop2h 30m
Multiple Airlines
Mon 6/721:55
BFS
-
OPO
1 stop22h 45m
Multiple Airlines
Deal found 15/6£102
Fri 2/1014:25
OPO
-
BFS
Nonstop2h 30m
Ryanair
Mon 5/1010:30
BFS
-
OPO
Nonstop2h 30m
Ryanair
Deal found 20/6£109
Mon 3/821:05
OPO
-
BFS
2 stops34h 00m
Multiple Airlines
Fri 14/817:20
BFS
-
OPO
Nonstop2h 30m
Multiple Airlines
Deal found 20/6£110
Fri 3/705:55
OPO
-
BHD
1 stop14h 55m
Multiple Airlines
Mon 6/708:50
BHD
-
OPO
2 stops22h 40m
Multiple Airlines
Deal found 15/6£171
Fri 10/705:55
OPO
-
BHD
1 stop9h 05m
Multiple Airlines
Mon 13/711:05
BHD
-
OPO
2 stops20h 25m
Multiple Airlines
Deal found 16/6£179
Mon 20/722:40
OPO
-
BHD
2 stops17h 55m
Multiple Airlines
Mon 27/714:30
BHD
-
OPO
2 stops9h 29m
Multiple Airlines
Deal found 19/6£189
Fri 3/710:30
OPO
-
BHD
1 stop5h 55m
easyJet
Mon 6/709:30
BHD
-
OPO
1 stop12h 55m
easyJet
Deal found 15/6£210

Find 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 20 June 2026.

Round-trip from

£79

One-way from

£25
Ryanair
  • Ryanair
  • 3/8-14/8
  • Nonstop
  • 5h 00m total
  • Porto to Belfast
Search Deals
Ryanair
  • Ryanair
  • 27/7
  • Nonstop
  • 2h 30m total
  • Porto to Belfast
Search Deals

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 20 June 2026.
Use the filters below to find and compare flights from Porto to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 6/7

07:15-09:45

Nonstop2h 30m

Belfast Intl

Mon 20/7

10:30-13:00

Nonstop2h 30m

£85

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 6/7

07:15-09:45

Nonstop2h 30m

Belfast Intl

Tue 7/7

20:15-21:40

1 stop25h 25m

£96

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 6/7

07:15-09:45

Nonstop2h 30m

Belfast Intl

Mon 20/7

21:55-20:40

1 stop22h 45m

£98

PortoBelfast

OPO - BFS

OPOBFS

Porto

Tue 4/8

06:15-23:20

2 stops17h 05m

Belfast Intl

Tue 11/8

20:10-09:10

1 stop13h 00m

£127

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 31/8

07:15-09:45

Nonstop2h 30m

Belfast Intl

Mon 7/9

14:40-23:55

1 stop9h 15m

£132

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 3/7

14:25-16:55

Nonstop2h 30m

Belfast Intl

Mon 6/7

16:30-07:30

2 stops15h 00m

£136

PortoBelfast

OPO - BFS

OPOBFS

Porto

Thu 1/10

09:55-15:15

1 stop5h 20m

Belfast Intl

Mon 5/10

08:40-17:50

1 stop9h 10m

£143

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 3/8

18:00-12:15

3 stops18h 15m

Belfast Intl

Fri 14/8

17:20-19:50

Nonstop2h 30m

£146

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 20/7

07:15-09:45

Nonstop2h 30m

Belfast Intl

Mon 27/7

17:35-07:30

1 stop13h 55m

£148

PortoBelfast

OPO - BHD

OPOBHD

Porto

Fri 3/7

05:55-20:50

1 stop14h 55m

Belfast City

Mon 6/7

08:50-07:30

2 stops22h 40m

£171

Flights are sorted by cheapest return flights first.

Deals found on 19/6

Showing 1-10 of 36 resultsSorted by cheapest first
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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

What is the cheapest time of day to fly from OPO to BFS?

Find hourly flight availability from Porto to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 June 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Porto to Belfast as you normally would.

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 2h 30m. Ryanair provides one of the quickest options available for as low as £85. There are 933 mi between Porto and Belfast. Both multi-stop and direct flights can be found to your destination and back.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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.
Lisbon to Belfast Intl flights
Porto 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?

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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