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Cheap flights from Belfast to Porto from £20

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — OPO
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to Porto

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to Porto
Explore the most affordable flight options available from Belfast to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Fri 17/417:20
BFS
-
OPO
Nonstop2h 30m
Ryanair
Mon 20/407:15
OPO
-
BFS
Nonstop2h 30m
Ryanair
Deal found 16/3£51
Mon 13/410:30
BFS
-
OPO
Nonstop2h 30m
Ryanair
Mon 20/407:15
OPO
-
BFS
Nonstop2h 30m
Ryanair
Deal found 16/3£69
Mon 27/410:30
BFS
-
OPO
Nonstop2h 30m
Ryanair
Mon 4/507:15
OPO
-
BFS
Nonstop2h 30m
Ryanair
Deal found 13/3£75
Mon 27/410:30
BFS
-
OPO
Nonstop2h 30m
Multiple Airlines
Mon 4/506:15
OPO
-
BFS
2 stops48h 50m
Multiple Airlines
Deal found 13/3£85
Fri 10/417:20
BFS
-
OPO
Nonstop2h 30m
Ryanair
Mon 13/407:15
OPO
-
BFS
Nonstop2h 30m
Ryanair
Deal found 13/3£87
Fri 17/417:05
BHD
-
OPO
1 stop6h 45m
Multiple Airlines
Mon 20/420:50
OPO
-
BHD
2 stops20h 00m
Multiple Airlines
Deal found 13/3£152
Wed 1/713:35
BHD
-
OPO
1 stop7h 00m
Multiple Airlines
Sat 4/708:35
OPO
-
BHD
1 stop5h 10m
Multiple Airlines
Deal found 17/3£155
Sat 11/406:50
BHD
-
OPO
1 stop28h 40m
Multiple Airlines
Wed 15/422:30
OPO
-
BHD
1 stop12h 50m
Multiple Airlines
Deal found 16/3£156
Fri 5/617:55
BHD
-
OPO
1 stop5h 55m
Multiple Airlines
Sat 13/608:35
OPO
-
BHD
1 stop5h 10m
Multiple Airlines
Deal found 16/3£157
Wed 29/414:05
BHD
-
OPO
1 stop5h 05m
Multiple Airlines
Wed 27/507:25
OPO
-
BHD
1 stop10h 15m
Multiple Airlines
Deal found 16/3£159
Wed 3/607:00
BHD
-
OPO
1 stop15h 55m
easyJet
Wed 10/607:00
OPO
-
BHD
1 stop11h 10m
easyJet
Deal found 16/3£160
Tue 2/617:05
BHD
-
OPO
1 stop5h 05m
Multiple Airlines
Wed 10/607:25
OPO
-
BHD
1 stop5h 35m
Multiple Airlines
Deal found 16/3£161

Find flight deals from Belfast to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Porto (OPO). 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 17 March 2026.

Round-trip from

£51

One-way from

£20

Popular in

March

Cheapest in

May

Average price

£370
Ryanair
  • Ryanair
  • 17/4-20/4
  • Nonstop
  • 5h 00m total
  • Belfast to Porto
Search Deals
Ryanair
  • Ryanair
  • 27/4
  • Nonstop
  • 2h 30m total
  • Belfast to Porto
Search Deals
Highest demand for flights based on searches. 33% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Fri 17/4

17:20-19:50

Nonstop2h 30m

Porto

Mon 20/4

07:15-09:45

Nonstop2h 30m

£51

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Fri 24/4

17:20-19:50

Nonstop2h 30m

Porto

Mon 27/4

22:00-07:05

2 stops33h 05m

£88

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Fri 17/4

19:55-14:10

2 stops18h 15m

Porto

Mon 20/4

07:15-09:45

Nonstop2h 30m

£90

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Mon 30/3

06:30-14:35

2 stops32h 05m

Porto

Fri 3/4

14:25-16:55

Nonstop2h 30m

£99

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Mon 4/5

17:35-23:59

1 stop6h 24m

Porto

Fri 8/5

14:25-16:55

Nonstop2h 30m

£111

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Wed 29/4

15:40-06:50

2 stops15h 10m

Porto

Wed 6/5

17:45-23:20

1 stop5h 35m

£117

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Fri 17/4

17:05-23:50

1 stop6h 45m

Porto

Mon 20/4

20:50-16:50

2 stops20h 00m

£152

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Fri 17/4

18:20-08:35

1 stop14h 15m

Porto

Mon 20/4

06:15-07:35

1 stop25h 20m

£172

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Thu 9/4

07:00-21:05

2 stops14h 05m

Porto

Sun 12/4

22:20-13:00

2 stops14h 40m

£215

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Tue 2/6

17:30-10:55

1 stop17h 25m

Porto

Thu 11/6

19:10-09:20

1 stop14h 10m

£302

Flights are sorted by cheapest return flights first.

Deals found on 14/3

Showing 1-10 of 37 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight from Belfast to Porto

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

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated 17 March 2026.
Read reviews from past customers who have flown with Ryanair and Ryanair from Belfast to Porto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ryanair
6.9
Okay
5,296 reviews
Check prices

Overall

6.9

Comfort

6.5

Boarding

6.7

Entertainment

5.6

Crew

7.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Ryanair
6.9
Okay
5,296 reviews
Ryanair
6.9
Okay
5,296 reviews
Check prices

Overall

6.9

Comfort

6.5

Boarding

6.7

Entertainment

5.6

Crew

7.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight
Ryanair
6.4
Okay
Ryanair
6.9
Okay
5,296 reviews
Check prices

Overall

6.9

Comfort

6.5

Boarding

6.7

Entertainment

5.6

Crew

7.5

Food

6.0

Reviews

1 / 20
2.0
Mediocre

brendan,Sept 2025

MAN - NTE

It would have been better if I had a flown with Ryanair but I was ill and warm be coming back on the return flight

Related info for your journey

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

    For a flight from Belfast to Porto, you will be flying into Porto. Porto (OPO) is just 6.8 mi from the center of the city. Porto is the only Porto airport and it handles 0 inbound flights from Belfast per day. 2 airlines have flights to Porto from Belfast on a regular basis.

  • How long is the flight from Belfast to Porto?

    There are many flights that can get you from Belfast to Porto in 2h 30m. Fly via Ryanair, easyJet, or KLM to get the fastest option. Airlines will cover a distance of 933 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Belfast to Porto round-trip?

    Cheapflights users have booked flights from Belfast to Porto round-trip from £47. Another airline that can offer you cheap pricing is Ryanair. Users have found that Ryanair is 73% cheaper than the other options available to this destination.

  • What are the cheapest flights from Belfast to Porto?

    While on average a flight from Belfast to Porto is generally £92, our data shows the cheapest flight currently is £70. When looking at the most popular route, (Belfast Intl - Porto), you can expect to pay £51 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast to Porto 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Santa Maria da Feira
Viseu
Guimarães
Coimbra
Chaves
Vila Nova de Gaia
Aveiro

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Belfast to Porto

Discover the top 2 airlines that operate flights from Belfast to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 17 March 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£47Average£163FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£70Average£124FlexibilityNo cancel feeOn-timeN/A
Search Ryanair 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 Belfast to Porto?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Belfast to Porto. 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 Belfast to Porto?

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast to Porto, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Belfast to Porto on Cheapflights with our Price Alert feature and get notified when better prices are available.

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