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Cheap flights from Northern Ireland to Bilbao from £103

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BIO
9 Jul — 16 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Bilbao

Enter your travel dates to find the best prices.

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 9 June 2026.

Thu 23/706:10
BFS
-
BIO
1 stop15h 30m
Multiple Airlines
Thu 30/719:30
BIO
-
BFS
2 stops25h 00m
Multiple Airlines
Deal found 8/6£132
Mon 15/608:40
BFS
-
BIO
2 stops22h 35m
Multiple Airlines
Mon 22/621:00
BIO
-
BFS
1 stop13h 20m
Multiple Airlines
Deal found 8/6£155
Mon 15/621:05
BFS
-
BIO
1 stop15h 10m
Multiple Airlines
Sun 21/619:15
BIO
-
BFS
1 stop15h 30m
Multiple Airlines
Deal found 6/6£157
Mon 15/610:10
BHD
-
BIO
2 stops21h 05m
Multiple Airlines
Mon 22/614:50
BIO
-
BHD
1 stop7h 15m
Multiple Airlines
Deal found 8/6£187
Fri 17/712:15
BFS
-
BIO
2 stops19h 00m
Multiple Airlines
Thu 23/719:30
BIO
-
BFS
2 stops14h 00m
Multiple Airlines
Deal found 8/6£203
Sat 27/621:05
BFS
-
BIO
1 stop10h 10m
Multiple Airlines
Tue 30/621:40
BIO
-
BFS
1 stop11h 40m
Multiple Airlines
Deal found 7/6£207
Mon 15/610:10
BHD
-
BIO
2 stops21h 05m
Multiple Airlines
Sun 21/617:25
BIO
-
BHD
2 stops16h 30m
Multiple Airlines
Deal found 6/6£208
Sat 21/1111:35
BHD
-
BIO
2 stops19h 55m
British Airways
Tue 24/1113:35
BIO
-
BHD
2 stops21h 55m
British Airways
Deal found 7/6£234
Sat 27/617:10
BHD
-
BIO
2 stops14h 05m
Multiple Airlines
Tue 30/609:55
BIO
-
BHD
1 stop4h 55m
Multiple Airlines
Deal found 7/6£256

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 9 June 2026.

Round-trip from

£132

One-way from

£103
23/7-30/7
  • 23/7-30/7
  • 3 total stops
  • 40h 30m total
  • Northern Ireland to Bilbao
Search Deals
29/6
  • 29/6
  • 2 total stops
  • 25h 10m 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 9 June 2026.
Use the filters below to find and compare flights from Northern Ireland to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Thu 23/7

06:10-22:40

1 stop15h 30m

Bilbao

Thu 30/7

11:50-22:20

1 stop11h 30m

£156

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 17/7

14:55-21:00

1 stop5h 05m

Bilbao

Thu 23/7

19:30-19:30

2 stops25h 00m

£161

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Sat 27/6

21:05-08:15

1 stop10h 10m

Bilbao

Tue 30/6

21:40-08:20

1 stop11h 40m

£207

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sat 21/11

15:05-08:30

2 stops16h 25m

Bilbao

Tue 24/11

13:35-20:15

2 stops7h 40m

£234
Fastest return journey

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sat 27/6

17:10-08:15

2 stops14h 05m

Bilbao

Tue 30/6

09:55-13:50

1 stop4h 55m

£256

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sat 27/6

17:30-11:55

2 stops17h 25m

Bilbao

Tue 30/6

12:45-09:20

2 stops21h 35m

£551
Cheapest one-way

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 29/6

18:50-21:00

2 stops25h 10m

£103

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 29/6

22:20-09:15

1 stop9h 55m

£110

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Mon 29/6

09:30-09:15

1 stop22h 45m

£148
Fastest single journey

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Sun 28/6

09:50-16:25

1 stop5h 35m

£167

Flights are sorted by cheapest return flights first.

Deals found on 7/6

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

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 16h 25m. Fly via British Airways 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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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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