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Cheap flights from Northern Ireland to Bilbao from £55

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BIO
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Bilbao

Enter your travel dates to find the best prices.

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

Sat 24/106:00BFS - BIO
2 stops15h 05mMultiple Airlines
Sat 31/111:45BIO - BFS
1 stop4h 25mMultiple Airlines
Deal found 10/12£107
Fri 20/221:20BFS - BIO
1 stop14h 00mMultiple Airlines
Sun 22/208:50BIO - BFS
1 stop16h 00mMultiple Airlines
Deal found 11/12£133
Fri 20/217:20BHD - BIO
2 stops25h 45mKLM
Sun 22/208:30BIO - BHD
2 stops13h 30mKLM
Deal found 11/12£445
Fri 20/207:20BHD - BIO
1 stop7h 25mMultiple Airlines
Sun 22/207:45BIO - BHD
1 stop6h 50mMultiple Airlines
Deal found 11/12£208
Tue 10/217:20BHD - BIO
2 stops21h 40mKLM
Sat 14/206:50BIO - BHD
1 stop11h 00mKLM
Deal found 10/12£449
Thu 21/509:50BHD - BIO
1 stop5h 40mKLM
Sun 24/506:45BIO - BHD
1 stop11h 10mKLM
Deal found 11/12£542

Find flight deals from Northern Ireland to Bilbao

Keep the following information in mind while searching for Northern Ireland to Bilbao flight deals. Data was last updated 12 December 2025.

Round-trip from

£107

One-way from

£55
24/1-31/1
  • 24/1-31/1
  • 3 total stops
  • 19h 30m total
  • Northern Ireland to Bilbao
Search Deals
15/1
  • 15/1
  • 1 total stop
  • 15h 05m total
  • Northern Ireland to Bilbao
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Bilbao 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 Northern Ireland to Bilbao that are best for you.

Fly from

Northern Ireland

Fly to

Bilbao

Route

Depart

Return

Price

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Sat 24/1

06:00-22:05

2 stops15h 05m

Bilbao

Sat 31/1

11:45-15:10

1 stop4h 25m

£107

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 20/2

21:20-12:20

1 stop14h 00m

Bilbao

Sun 22/2

08:50-23:50

1 stop16h 00m

£133

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Fri 20/2

07:20-15:45

1 stop7h 25m

Bilbao

Sun 22/2

07:45-13:35

1 stop6h 50m

£208

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Fri 20/2

17:20-20:05

2 stops25h 45m

Bilbao

Sun 22/2

08:30-21:00

2 stops13h 30m

£445

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Tue 10/2

17:20-16:00

2 stops21h 40m

Bilbao

Sat 14/2

06:50-16:50

1 stop11h 00m

£449

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 21/5

09:50-16:30

1 stop5h 40m

Bilbao

Sun 24/5

06:45-16:55

1 stop11h 10m

£542

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Thu 15/1

06:30-22:35

1 stop15h 05m

£55

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 16/1

21:20-18:35

1 stop20h 15m

£68

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 15/1

14:15-22:35

1 stop7h 20m

£69

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Fri 16/1

20:05-18:35

1 stop21h 30m

£75

Flights are sorted by cheapest return flights first.

Deals found on 11/12

Showing 1-10 of 14 results
1
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Best time to book a flight from Northern Ireland to Bilbao

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

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Bilbao. 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 Bilbao from Northern Ireland?

    Most people fly into Bilbao (BIO) if they book a flight to Bilbao from Northern Ireland. Bilbao is conveniently located just 3.0 mi from Bilbao’s city center.

  • How long is the flight from Northern Ireland to Bilbao?

    There are many flights that can get you from Northern Ireland to Bilbao in 25h 45m. Fly via KLM to get the fastest option. There are 793 mi between Northern Ireland and Bilbao.

  • Can I find deals for flights from Northern Ireland to Bilbao that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Bilbao flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Bilbao?

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

  • Can I find deals for business class flights from Northern Ireland to Bilbao?

    Yes. Cheapflights offers flight deals from Northern Ireland to Bilbao 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

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Alternative routes for Northern Ireland to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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London City to San Sebastian flights
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Stansted to San Sebastian flights
Bristol to San Sebastian flights
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Manchester to San Sebastian flights
Southend to San Sebastian flights
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Gatwick to Vitoria-Gasteiz flights
Belfast City to Bilbao flights
Cardiff to Bilbao flights
Stansted to Vitoria-Gasteiz flights
Leeds to Bilbao flights
East Midlands to Bilbao flights
Prestwick to Bilbao flights
Liverpool to San Sebastian flights
Inverness to Bilbao flights
Glasgow Intl to Bilbao flights
Newcastle upon Tyne to San Sebastian flights
Exeter to Bilbao 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 Northern Ireland to Bilbao?

Deals for Northern Ireland to Bilbao flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Bilbao?

Cheapflights helps you find that perfect flight to Bilbao from Northern Ireland 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 Northern Ireland to Bilbao with no change fees?

Yes! Cheapflights helps users easily find flights from Northern Ireland to Bilbao with no change fees.

Can Cheapflights notify me if prices for flights from Northern Ireland to Bilbao become cheaper?

Yes, Cheapflights offers price alerts on Northern Ireland to Bilbao flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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