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Cheap flights from Portugal to Belfast from £19

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — BHD
8 Jun — 15 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portugal to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Portugal to Belfast
Explore the most affordable flight options available from Portugal to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 May 2026.

Mon 1/607:15
OPO
-
BFS
Nonstop2h 30m
Ryanair
Fri 5/617:20
BFS
-
OPO
Nonstop2h 30m
Ryanair
Deal found 6/5£55
Fri 8/514:25
OPO
-
BFS
Nonstop2h 30m
Ryanair
Fri 15/517:20
BFS
-
OPO
Nonstop2h 30m
Ryanair
Deal found 6/5£60
Fri 8/514:25
OPO
-
BFS
Nonstop2h 30m
Ryanair
Mon 11/510:30
BFS
-
OPO
Nonstop2h 30m
Ryanair
Deal found 7/5£63
Mon 1/607:15
OPO
-
BFS
Nonstop2h 30m
Multiple Airlines
Thu 4/612:45
BFS
-
OPO
1 stop10h 50m
Multiple Airlines
Deal found 8/5£78
Fri 29/514:25
OPO
-
BFS
Nonstop2h 30m
Ryanair
Mon 1/610:30
BFS
-
OPO
Nonstop2h 30m
Ryanair
Deal found 6/5£79
Fri 8/510:40
LIS
-
BFS
1 stop8h 15m
Multiple Airlines
Tue 12/523:30
BFS
-
LIS
1 stop18h 45m
Multiple Airlines
Deal found 6/5£126
Fri 8/510:40
LIS
-
BFS
1 stop8h 15m
Multiple Airlines
Wed 13/505:55
BFS
-
LIS
1 stop12h 20m
Multiple Airlines
Deal found 6/5£129
Thu 11/605:55
LIS
-
BFS
1 stop12h 00m
Multiple Airlines
Tue 16/608:50
BFS
-
LIS
2 stops22h 00m
Multiple Airlines
Deal found 8/5£129
Fri 19/607:55
LIS
-
BFS
1 stop11h 35m
Multiple Airlines
Mon 22/608:40
BFS
-
LIS
1 stop12h 25m
Multiple Airlines
Deal found 6/5£131
Thu 18/622:10
LIS
-
BFS
1 stop9h 40m
Multiple Airlines
Sun 21/622:10
BFS
-
LIS
2 stops24h 15m
Multiple Airlines
Deal found 8/5£132
Fri 12/621:40
LIS
-
BFS
1 stop13h 05m
Multiple Airlines
Fri 19/619:55
BFS
-
LIS
1 stop27h 30m
Multiple Airlines
Deal found 6/5£133
Fri 8/510:40
LIS
-
BFS
1 stop8h 15m
Multiple Airlines
Thu 14/519:40
BFS
-
LIS
1 stop14h 35m
Multiple Airlines
Deal found 6/5£140

Find flight deals from Portugal to Belfast

Keep the following information in mind while searching for Portugal to Belfast flight deals. Data was last updated 9 May 2026.

Round-trip from

£55

One-way from

£19
Ryanair
  • Ryanair
  • 1/6-5/6
  • Nonstop
  • 5h 00m total
  • Portugal to Belfast
Search Deals
Ryanair
  • Ryanair
  • 1/6
  • Nonstop
  • 2h 30m total
  • Portugal to Belfast
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 9 May 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
Fastest return journey

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 1/6

07:15-09:45

Nonstop2h 30m

Belfast Intl

Fri 5/6

17:20-19:50

Nonstop2h 30m

£55

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 1/6

07:15-09:45

Nonstop2h 30m

Belfast Intl

Thu 4/6

12:45-23:35

1 stop10h 50m

£78

PortoBelfast

OPO - BFS

OPOBFS

Porto

Mon 1/6

07:15-09:45

Nonstop2h 30m

Belfast Intl

Fri 5/6

19:55-17:15

2 stops21h 20m

£107

PortoBelfast

OPO - BFS

OPOBFS

Porto

Fri 19/6

14:25-16:55

Nonstop2h 30m

Belfast Intl

Fri 26/6

17:20-19:50

Nonstop2h 30m

£128

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Fri 19/6

07:55-19:30

1 stop11h 35m

Belfast Intl

Mon 22/6

08:40-21:05

1 stop12h 25m

£131

PortoBelfast

OPO - BFS

OPOBFS

Porto

Thu 4/6

17:35-22:20

1 stop4h 45m

Belfast Intl

Mon 8/6

10:30-13:00

Nonstop2h 30m

£135

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Thu 18/6

22:10-07:50

1 stop9h 40m

Belfast Intl

Sun 21/6

09:35-17:55

1 stop8h 20m

£136

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Thu 11/6

05:55-17:55

1 stop12h 00m

Belfast Intl

Tue 16/6

07:35-23:00

1 stop15h 25m

£137

PortoBelfast

OPO - BFS

OPOBFS

Porto

Thu 18/6

15:10-07:50

1 stop16h 40m

Belfast Intl

Thu 25/6

06:40-21:20

1 stop14h 40m

£142

LisbonBelfast

LIS - BFS

LISBFS

Lisbon Humberto Delgado

Sat 20/6

06:00-21:15

1 stop15h 15m

Belfast Intl

Sat 27/6

21:40-23:20

2 stops25h 40m

£146

Flights are sorted by cheapest return flights first.

Deals found on 8/5

Showing 1-10 of 58 resultsSorted by cheapest first
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Best time to book a flight from Portugal to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Portugal 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 Portugal to Belfast

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

Find hourly flight availability from Portugal 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 9 May 2026.

When flying from Portugal to Belfast, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 38% versus a flight at midday.

Related info for your journey

Find useful and relevant information for your journey from Portugal to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portugal to Belfast?

    For as low as £55, Ryanair can have you in Belfast from Portugal in 2h 30m. Airlines will cover a distance of 933 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Portugal to Belfast one-way?

    For one-way options, check prices for Ryanair. According to our data, you can fly for as low as £13. Users have also found prices from £37 and £60 on Jet2 and easyJet, respectively.

  • What are the most popular routes from Portugal to Belfast?

    When deciding which route to take from Portugal to Belfast consider Lisbon Humberto Delgado - Belfast Intl, Lisbon Humberto Delgado - Belfast City or Porto - Belfast Intl as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portugal 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 Portugal to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
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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 Portugal to Belfast?

When you search for this flight from Portugal to Belfast, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Belfast from Portugal 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 Portugal to Belfast with no change fees?

Yes! Cheapflights helps users easily find flights from Portugal to Belfast with no change fees.

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

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