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Cheap flights from Belfast to Porto from £34

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 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — OPO
4 Sep — 11 Sep1
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 5 August 2026.

Fri 28/817:20 -
Nonstop2h 30m
Fri 4/905:55 -
1 stop13h 00m
Deal found 31/7£85
Wed 2/908:30 -
1 stop14h 30m
Wed 9/906:05 -
1 stop13h 45m
Deal found 4/8£88
Fri 25/917:20 -
Nonstop2h 30m
Mon 28/907:15 -
Nonstop2h 30m
Deal found 31/7£92
Mon 7/914:40 -
1 stop9h 15m
Wed 23/922:30 -
1 stop10h 40m
Deal found 3/8£93
Fri 25/917:20 -
Nonstop2h 30m
Wed 30/922:30 -
1 stop14h 05m
Deal found 2/8£94
Wed 16/916:10 -
1 stop5h 30m
Wed 23/922:30 -
1 stop10h 40m
Deal found 1/8£96
Tue 8/907:35 -
1 stop13h 05m
Wed 9/906:05 -
1 stop13h 45m
Deal found 1/8£97
Fri 25/917:20 -
Nonstop2h 30m
Mon 28/920:50 -
2 stops19h 25m
Deal found 31/7£100
Wed 16/914:45 -
1 stop6h 55m
Wed 23/922:30 -
1 stop12h 50m
Deal found 4/8£107
Wed 16/914:45 -
1 stop6h 55m
Thu 8/1009:55 -
1 stop5h 35m
Deal found 4/8£129
Fri 25/918:20 -
1 stop14h 15m
Tue 29/906:15 -
1 stop7h 25m
Deal found 1/8£133
Wed 26/809:20 -
1 stop12h 20m
Fri 28/805:55 -
1 stop14h 55m
Deal found 1/8£138

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 5 August 2026.

Round-trip from

£85

One-way from

£34

Popular in

March

Cheapest in

May

Average price

£168
28/8-4/9
  • 28/8-4/9
  • 1 total stop
  • 15h 30m total
  • Belfast to Porto
Search Deals
Ryanair
  • Ryanair
  • 28/8
  • Nonstop
  • 2h 30m total
  • Belfast to Porto
Search Deals
Highest demand for flights based on searches. 65% potential increase in price (£287 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 27% potential price decrease (£32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 5 August 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 25/9

17:20-19:50

Nonstop2h 30m

Porto

Mon 28/9

07:15-09:45

Nonstop2h 30m

£92

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Wed 2/9

21:05-16:15

2 stops19h 10m

Porto

Wed 9/9

06:05-19:50

1 stop13h 45m

£101

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Fri 25/9

19:20-09:10

1 stop13h 50m

Porto

Wed 30/9

22:30-12:35

1 stop14h 05m

£102

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Fri 18/9

17:20-19:50

Nonstop2h 30m

Porto

Mon 21/9

07:15-09:45

Nonstop2h 30m

£109

BelfastPorto

BFS - OPO

BFSOPO

Belfast Intl

Fri 25/9

19:20-09:10

1 stop13h 50m

Porto

Mon 28/9

20:50-16:15

2 stops19h 25m

£111

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Wed 16/9

14:45-21:40

1 stop6h 55m

Porto

Wed 23/9

20:45-15:30

2 stops18h 45m

£126

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Fri 25/9

18:20-08:35

1 stop14h 15m

Porto

Tue 29/9

06:15-13:40

1 stop7h 25m

£133

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Wed 16/9

14:45-21:40

1 stop6h 55m

Porto

Thu 8/10

22:00-18:40

2 stops20h 40m

£138

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Wed 26/8

09:20-21:40

1 stop12h 20m

Porto

Fri 28/8

05:55-20:50

1 stop14h 55m

£138

BelfastPorto

BHD - OPO

BHDOPO

Belfast City

Fri 25/9

18:20-21:20

2 stops27h 00m

Porto

Mon 28/9

20:50-16:50

2 stops20h 00m

£159

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 35 resultsSorted by cheapest first
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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

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

Find hourly flight availability from Belfast to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 August 2026.

When flying from Belfast to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Belfast to Porto?

Airfare is below average for this route at the moment.
Belfast to Porto flights typically cost between £153 and £208 in August.
The cheapest return price found within the last 5 days was £85 on Multiple Airlines (28 Aug–4 Sept).

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 5 August 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
5,455 reviews
Check prices

Crew

7.5

Overall

6.9

Comfort

6.5

Food

6.0

Entertainment

5.7

Boarding

6.7

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Ryanair
6.9
Okay
5,455 reviews
Ryanair
6.9
Okay
5,455 reviews
Check prices

Crew

7.5

Overall

6.9

Comfort

6.5

Food

6.0

Entertainment

5.7

Boarding

6.7

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles
Ryanair
6.4
Okay
Ryanair
6.9
Okay
5,455 reviews
Check prices

Crew

7.5

Overall

6.9

Comfort

6.5

Food

6.0

Entertainment

5.7

Boarding

6.7

Reviews

1 / 20
2.0
Mediocre

Nadia,Mar 2026

STN - TLL

Terrible they overbooked a didn't let 2 of our friends on, absolute shambles

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 or easyJet 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 76% 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 £126, our data shows the cheapest flight currently is £76. When looking at the most popular route, (Belfast Intl - Porto), you can expect to pay £106 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
Chaves
Coimbra
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 5 August 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£47Average£140FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£70Average£122FlexibilityNo 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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