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Cheap flights from Belfast to Bilbao from £49

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BIO
17 Jun — 24 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to Bilbao

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to Bilbao
Explore the most affordable flight options available from Belfast to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 May 2026.

Mon 8/607:00
BFS
-
BIO
1 stop13h 00m
Multiple Airlines
Tue 16/622:10
BIO
-
BFS
1 stop12h 10m
Multiple Airlines
Deal found 16/5£98
Sun 7/607:00
BFS
-
BIO
1 stop13h 00m
Multiple Airlines
Wed 10/621:40
BIO
-
BFS
1 stop11h 50m
Multiple Airlines
Deal found 18/5£114
Thu 4/615:25
BHD
-
BIO
1 stop4h 35m
Multiple Airlines
Thu 11/607:45
BIO
-
BHD
1 stop8h 10m
Multiple Airlines
Deal found 13/5£125
Thu 28/509:00
BFS
-
BIO
1 stop11h 00m
Multiple Airlines
Sat 30/507:00
BIO
-
BFS
1 stop10h 30m
Multiple Airlines
Deal found 17/5£141
Sat 6/607:00
BHD
-
BIO
1 stop14h 40m
Multiple Airlines
Sun 7/607:40
BIO
-
BHD
1 stop25h 35m
Multiple Airlines
Deal found 13/5£183
Fri 4/907:00
BHD
-
BIO
1 stop14h 40m
Multiple Airlines
Mon 7/921:40
BIO
-
BHD
1 stop13h 40m
Multiple Airlines
Deal found 14/5£190
Thu 28/511:45
BHD
-
BIO
1 stop8h 15m
Multiple Airlines
Sat 30/507:00
BIO
-
BHD
1 stop5h 25m
Multiple Airlines
Deal found 17/5£191

Find flight deals from Belfast to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Bilbao (BIO). 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 18 May 2026.

Round-trip from

£98

One-way from

£49
8/6-16/6
  • 8/6-16/6
  • 2 total stops
  • 25h 10m total
  • Belfast to Bilbao
Search Deals
16/9
  • 16/9
  • 1 total stop
  • 10h 10m total
  • Belfast to Bilbao
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast 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 May 2026.
Use the filters below to find and compare flights from Belfast to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 8/6

07:00-21:00

1 stop13h 00m

Bilbao

Tue 16/6

22:10-09:20

1 stop12h 10m

£98

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Sun 7/6

07:00-21:00

1 stop13h 00m

Bilbao

Wed 10/6

21:40-08:30

1 stop11h 50m

£114

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 4/6

16:00-12:25

2 stops19h 25m

Bilbao

Thu 11/6

07:45-14:55

1 stop8h 10m

£136

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Thu 28/5

09:00-21:00

1 stop11h 00m

Bilbao

Sat 30/5

07:00-16:30

1 stop10h 30m

£141

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Sat 6/6

06:20-22:40

1 stop15h 20m

Bilbao

Sun 7/6

07:40-07:45

1 stop25h 05m

£143

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 4/9

08:55-09:55

2 stops24h 00m

Bilbao

Mon 7/9

21:40-09:55

1 stop13h 15m

£171

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Fri 4/9

07:00-22:40

1 stop14h 40m

Bilbao

Mon 7/9

21:40-10:20

1 stop13h 40m

£190
Fastest return journey

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 28/5

11:45-21:00

1 stop8h 15m

Bilbao

Sat 30/5

07:00-11:25

1 stop5h 25m

£191

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Tue 9/6

13:45-08:30

2 stops17h 45m

Bilbao

Wed 10/6

13:30-08:50

2 stops20h 20m

£428

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Tue 16/6

06:30-08:30

2 stops25h 00m

Bilbao

Wed 17/6

21:35-13:35

2 stops17h 00m

£568

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Belfast to Bilbao

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

    Located just 3.0 mi from the city center, Bilbao is the airport most travelers will use when flying to Bilbao from Belfast. Booking flights from Belfast to Bilbao (BIO) should be relatively easy as there are 0 daily inbound flights from Belfast from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast to Bilbao

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

Cheapflights helps you search for flights from Belfast to Bilbao via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bilbao from Belfast.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Belfast to Bilbao flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from Belfast to Bilbao and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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