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Cheap flights from Belfast 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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BIO
16 Aug — 23 Aug1
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 17 July 2026.

Mon 31/814:40
BFS
-
BIO
2 stops19h 30m
Multiple Airlines
Tue 1/922:10
BIO
-
BFS
1 stop12h 10m
Multiple Airlines
Deal found 13/7£112
Wed 19/807:00
BFS
-
BIO
1 stop13h 00m
Multiple Airlines
Wed 26/807:00
BIO
-
BFS
1 stop10h 00m
Multiple Airlines
Deal found 14/7£116
Wed 5/807:00
BFS
-
BIO
1 stop13h 00m
Multiple Airlines
Mon 10/821:40
BIO
-
BFS
1 stop10h 45m
Multiple Airlines
Deal found 15/7£116
Wed 26/807:00
BFS
-
BIO
1 stop13h 00m
Multiple Airlines
Wed 2/921:40
BIO
-
BFS
1 stop11h 50m
Multiple Airlines
Deal found 12/7£118
Thu 6/809:00
BFS
-
BIO
1 stop11h 00m
Multiple Airlines
Mon 10/821:40
BIO
-
BFS
1 stop10h 45m
Multiple Airlines
Deal found 13/7£122
Tue 18/807:00
BFS
-
BIO
1 stop13h 00m
Multiple Airlines
Fri 21/821:40
BIO
-
BFS
1 stop11h 45m
Multiple Airlines
Deal found 16/7£124
Mon 3/806:30
BFS
-
BIO
2 stops24h 50m
Multiple Airlines
Mon 10/821:40
BIO
-
BFS
1 stop10h 45m
Multiple Airlines
Deal found 15/7£128
Thu 6/811:45
BHD
-
BIO
1 stop8h 15m
Multiple Airlines
Mon 10/821:40
BIO
-
BHD
1 stop12h 55m
Multiple Airlines
Deal found 13/7£128
Mon 3/806:50
BHD
-
BIO
2 stops24h 30m
Multiple Airlines
Mon 10/821:40
BIO
-
BHD
1 stop12h 55m
Multiple Airlines
Deal found 15/7£143
Mon 31/807:00
BHD
-
BIO
1 stop14h 40m
Multiple Airlines
Tue 1/919:15
BIO
-
BHD
2 stops23h 35m
Multiple Airlines
Deal found 13/7£158
Sat 15/812:10
BHD
-
BIO
2 stops19h 05m
Multiple Airlines
Sat 22/821:40
BIO
-
BHD
1 stop18h 00m
Multiple Airlines
Deal found 16/7£184

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 17 July 2026.

Round-trip from

£112

One-way from

£55
31/8-1/9
  • 31/8-1/9
  • 3 total stops
  • 31h 40m total
  • Belfast to Bilbao
Search Deals
15/9
  • 15/9
  • 1 total stop
  • 12h 00m 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 17 July 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

Wed 19/8

07:00-21:00

1 stop13h 00m

Bilbao

Wed 26/8

07:00-16:00

1 stop10h 00m

£116

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Wed 5/8

07:00-21:00

1 stop13h 00m

Bilbao

Mon 10/8

21:40-07:25

1 stop10h 45m

£116

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Tue 18/8

07:00-21:00

1 stop13h 00m

Bilbao

Fri 21/8

21:40-08:25

1 stop11h 45m

£124

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 31/8

07:00-21:00

1 stop13h 00m

Bilbao

Tue 1/9

22:10-09:20

1 stop12h 10m

£128

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 3/8

06:30-08:20

2 stops24h 50m

Bilbao

Mon 10/8

21:40-07:25

1 stop10h 45m

£128

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Wed 26/8

07:30-08:15

2 stops23h 45m

Bilbao

Wed 2/9

07:00-12:55

1 stop6h 55m

£136

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Mon 3/8

06:50-08:20

2 stops24h 30m

Bilbao

Mon 10/8

21:40-09:35

1 stop12h 55m

£143
Fastest return journey

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 6/8

12:20-21:00

2 stops7h 40m

Bilbao

Mon 10/8

21:40-09:35

1 stop12h 55m

£169

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Mon 31/8

07:00-11:10

2 stops27h 10m

Bilbao

Tue 1/9

19:15-17:50

2 stops23h 35m

£175

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sat 15/8

12:10-08:15

2 stops19h 05m

Bilbao

Sat 22/8

21:40-14:40

1 stop18h 00m

£184

Flights are sorted by cheapest return flights first.

Deals found on 13/7

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

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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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