Cheap flights from Northern Ireland to Bilbao from £59

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BIO
18 oct. — 25 oct.1
1 adult
1 adult, Economy

Cheap 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 18 septembre 2025.

Round-trip from

£100

One-way from

£59
1/11-8/11
  • 1/11-8/11
  • 2 total stops
  • 30h 05m total
  • Northern Ireland to Bilbao
8/11
  • 8/11
  • 1 total stop
  • 15h 15m total
  • Northern Ireland to Bilbao

Find flight deals from Northern Ireland to Bilbao

Cheapest flights from Northern Ireland to Bilbao
Explore the most affordable flight options available from Northern Ireland to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 septembre 2025.

sam. 1/1115:45BFS - BIO
1 stop15h 15mMultiple Airlines
sam. 8/1122:45BIO - BFS
1 stop14h 50mMultiple Airlines
Deal found 17/9£100
sam. 18/1007:00BHD - BIO
1 stop25h 30mMultiple Airlines
sam. 25/1007:00BIO - BHD
2 stops14h 25mMultiple Airlines
Deal found 18/9£232

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 18 septembre 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

sam. 1/11

15:45-08:00

1 stop15h 15m

Bilbao

sam. 8/11

22:45-12:35

1 stop14h 50m

£100

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

sam. 18/10

07:00-09:30

1 stop25h 30m

Bilbao

sam. 25/10

07:00-20:25

2 stops14h 25m

£232

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

mar. 10/2

17:20-16:00

2 stops21h 40m

Bilbao

sam. 14/2

06:50-16:50

1 stop11h 00m

£350

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

mar. 10/2

17:55-16:10

2 stops21h 15m

Bilbao

sam. 14/2

06:45-17:15

2 stops11h 30m

£421

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

sam. 8/11

15:45-08:00

1 stop15h 15m

£59

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

ven. 7/11

21:20-15:45

1 stop17h 25m

£61

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

mar. 7/10

13:25-17:30

2 stops27h 05m

£205

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

mar. 7/10

17:25-16:30

1 stop22h 05m

£238

Flights are sorted by cheapest return flights first.

Deals found on 16/9

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 21h 40m. 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.

  • What is the cheapest month to book a flight from Northern Ireland to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Bilbao (average of £74). Flying from Northern Ireland to Bilbao in August is currently the most expensive (average of £223). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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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