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Cheap flights from Bilbao to Belfast Intl Airport from £73

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — BFS
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Bilbao to Belfast Intl

Enter your travel dates to find the best prices.

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

Mon 13/421:40
BIO
-
BFS
1 stop10h 45m
Multiple Airlines
Thu 16/409:00
BFS
-
BIO
1 stop11h 00m
Multiple Airlines
Deal found 15/3£99
Wed 3/621:40
BIO
-
BFS
1 stop11h 50m
Multiple Airlines
Mon 8/610:00
BFS
-
BIO
1 stop10h 00m
Multiple Airlines
Deal found 12/3£105
Wed 15/421:40
BIO
-
BFS
1 stop11h 50m
Multiple Airlines
Thu 16/413:00
BFS
-
BIO
1 stop7h 00m
Multiple Airlines
Deal found 15/3£114
Mon 27/421:40
BIO
-
BFS
1 stop10h 45m
Multiple Airlines
Mon 4/507:00
BFS
-
BIO
1 stop13h 00m
Multiple Airlines
Deal found 13/3£117
Mon 20/421:40
BIO
-
BFS
1 stop10h 45m
Multiple Airlines
Fri 24/422:00
BFS
-
BIO
1 stop13h 45m
Multiple Airlines
Deal found 13/3£135
Tue 14/422:10
BIO
-
BFS
1 stop12h 10m
Multiple Airlines
Wed 15/411:30
BFS
-
BIO
1 stop6h 30m
Multiple Airlines
Deal found 15/3£138

Find flight deals from Bilbao to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to Belfast Intl (BFS). 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

£99

One-way from

£73
13/4-16/4
  • 13/4-16/4
  • 2 total stops
  • 21h 45m total
  • Bilbao to Belfast
Search Deals
25/3
  • 25/3
  • 1 total stop
  • 14h 50m total
  • Bilbao to Belfast
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bilbao to Belfast Intl 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 Bilbao to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Wed 3/6

21:40-08:30

1 stop11h 50m

Belfast Intl

Mon 8/6

10:00-21:00

1 stop10h 00m

£105

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Mon 27/4

21:40-07:25

1 stop10h 45m

Belfast Intl

Mon 4/5

07:00-21:00

1 stop13h 00m

£117

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Mon 20/4

21:40-07:25

1 stop10h 45m

Belfast Intl

Fri 24/4

22:00-12:45

1 stop13h 45m

£135

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Mon 13/4

21:40-07:25

1 stop10h 45m

Belfast Intl

Wed 15/4

14:35-22:40

1 stop7h 05m

£142

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Tue 14/4

14:50-20:50

1 stop7h 00m

Belfast Intl

Thu 16/4

09:00-21:00

1 stop11h 00m

£142
Fastest return journey

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Mon 13/4

21:40-07:25

1 stop10h 45m

Belfast Intl

Tue 14/4

16:00-22:40

1 stop5h 40m

£145

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Tue 14/4

22:10-09:20

1 stop12h 10m

Belfast Intl

Sat 18/4

06:55-12:45

1 stop4h 50m

£154
Cheapest one-way
Fastest single journey

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Wed 25/3

22:45-12:35

1 stop14h 50m

£73

BilbaoBelfast

BIO - BFS

BIOBFS

Bilbao

Sun 2/8

08:20-09:45

2 stops26h 25m

£111

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Sorted by cheapest first

Best time to book a flight from Bilbao to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Bilbao 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.

Related info for your journey

Find useful and relevant information for your journey from Bilbao to Belfast Intl. 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 from for flights from Bilbao to Belfast Intl?

    For a flight from Bilbao to Belfast Intl, you will be flying from Bilbao. Bilbao (BIO) is just 3.0 mi from the center of the city. Bilbao is the only Bilbao airport and it handles 0 outbound flights to Belfast Intl per day. 0 airlines have flights to Belfast Intl from Bilbao on a regular basis.

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

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

  • How can I find direct flights from Bilbao to Belfast Intl?

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

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

    Yes. Cheapflights offers flight deals from Bilbao to Belfast Intl 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 Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Bilbao to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
Bilbao to Belfast City 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 Bilbao to Belfast Intl?

Cheapflights makes it easy to find Bilbao to Belfast Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Bilbao to Belfast Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Bilbao to Belfast Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Bilbao to Belfast Intl with no change fees?

Certainly. Search results for flights to Belfast Intl from Bilbao shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Bilbao to Belfast Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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