In terms of precipitation, rainfall in Bilbao ranges from 62.0 - 141.0 inches per month. November is typically the wettest month, when rainfall can reach 141.0 mm. July is typically the driest time to visit Bilbao when rainfall is around 62.0 mm.

If weather is an important factor for your trip to Bilbao, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

What is the cheapest time of day to fly from BFS to BIO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Belfast Intl Airport to Bilbao as you normally would.

What airport do you fly into for flights to Bilbao from Belfast Intl?

Most people fly into Bilbao (BIO) if they book a flight to Bilbao from Belfast Intl. On average, Bilbao has 0 inbound flights from Belfast Intl per day from 0 airlines. Bilbao is conveniently located just 3.0 mi from Bilbao’s city center.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Belfast Intl 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.

£45+ Cheap Flights from Belfast Intl Airport to Bilbao

Cheap flight deals from Belfast Intl to Bilbao

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Cheapest flights from Belfast Intl to Bilbao
Explore the most affordable flight options available from Belfast Intl to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Sun 1/1107:00 -

1 stop8h 45m

Wed 4/1117:25 -

1 stop17h 05m

Deal found 22/9£91

Wed 4/1108:50 -

1 stop6h 55m

Wed 11/1117:25 -

1 stop15h 55m

Deal found 20/9£94

Sat 14/1113:10 -

1 stop8h 25m

Fri 20/1122:55 -

1 stop11h 10m

Deal found 21/9£104

Find flight deals from Belfast Intl to Bilbao

Round-trip from	£91
One-way from	£45

1/11-4/11
2 total stops
25h 50m total
Belfast to Bilbao

Search Deals

9/11-31/12
1 total stop
24h 25m total
Belfast to Bilbao

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast Intl Airport to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBilbao

BFS Belfast Intl - BIO Bilbao

BFSBIO

Belfast Intl

Mon 9/11

15:20-16:45

1 stop24h 25m

Bilbao

Wed 31/12

00:00-00:00

Nonstop0h 00m

£45

Fastest return journey

BelfastBilbao

BFS Belfast Intl - BIO Bilbao

BFSBIO

Belfast Intl

Sat 7/11

08:50-16:45

1 stop6h 55m

Bilbao

Wed 31/12

00:00-00:00

Nonstop0h 00m

£51

BelfastBilbao

BFS Belfast Intl - BIO Bilbao

BFSBIO

Belfast Intl

Tue 10/11

20:35-16:45

1 stop19h 10m

Bilbao

Wed 31/12

00:00-00:00

Nonstop0h 00m

£51

BelfastBilbao

BFS Belfast Intl - BIO Bilbao

BFSBIO

Belfast Intl

Sun 1/11

07:00-16:45

1 stop8h 45m

Bilbao

Wed 4/11

17:25-09:30

1 stop17h 05m

£91

BelfastBilbao

BFS Belfast Intl - BIO Bilbao

BFSBIO

Belfast Intl

Wed 4/11

08:50-16:45

1 stop6h 55m

Bilbao

Wed 11/11

17:25-08:20

1 stop15h 55m

£94

BelfastBilbao

BFS Belfast Intl - BIO Bilbao

BFSBIO

Belfast Intl

Sat 14/11

13:10-22:35

1 stop8h 25m

Bilbao

Fri 20/11

22:55-09:05

1 stop11h 10m

£104

BelfastBilbao

BFS Belfast Intl - BIO Bilbao

BFSBIO

Belfast Intl

Tue 6/10

07:55-21:00

1 stop12h 05m

Bilbao

Fri 9/10

13:15-19:55

1 stop7h 40m

£203

Flights are sorted by cheapest return flights first.

Deals found on 24/9

Sorted by cheapest first

Best time to book a flight from Belfast Intl to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Belfast Intl with our price prediction graph.

BFS-BIO

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

What airport do you fly into for flights to Bilbao from Belfast Intl?
Most people fly into Bilbao (BIO) if they book a flight to Bilbao from Belfast Intl. On average, Bilbao has 0 inbound flights from Belfast Intl per day from 0 airlines. Bilbao is conveniently located just 3.0 mi from Bilbao’s city center.
Can I find deals for flights from Belfast Intl to Bilbao that include hotel bookings?
Yes. In addition to deals on Belfast Intl to Bilbao flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to Bilbao?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Bilbao.
Can I find deals for business class flights from Belfast Intl to Bilbao?
Yes. Cheapflights offers flight deals from Belfast Intl 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.

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Deals for Belfast Intl 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 Belfast Intl to Bilbao?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Belfast Intl to Bilbao for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast Intl to Bilbao, users can toggle the no change fees filter when performing a flight search.

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

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Cheap flights from Belfast Intl Airport to Bilbao from £45

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to Bilbao

Cheapest flights from Belfast Intl to BilbaoExplore the most affordable flight options available from Belfast Intl to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Explore the most affordable flight options available from Belfast Intl to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Best flights from Belfast Intl to BilbaoDiscover carefully curated flight deals from Belfast Intl to Bilbao that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Discover carefully curated flight deals from Belfast Intl to Bilbao that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Last-minute flights from Belfast Intl to BilbaoDiscover last-minute flight deals from Belfast Intl to Bilbao. Data last updated 25 September 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to Bilbao. Data last updated 25 September 2026 and is based on user searches.

One-way flights from Belfast Intl to BilbaoSearch for one-way flight options from Belfast Intl to Bilbao. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.

Search for one-way flight options from Belfast Intl to Bilbao. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.

Find flight deals from Belfast Intl to Bilbao

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Use the filters below to find and compare flights from Belfast Intl Airport to Bilbao that are best for you.

Best time to book a flight from Belfast Intl to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Belfast Intl with our price prediction graph.

Related info for your journey

What airport do you fly into for flights to Bilbao from Belfast Intl?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast Intl to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Bilbao

Explore flights to Bilbao departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 25 September 2026.

Complete your trip

Complete your trip to Bilbao by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Basque Country

Book a non-stop flight to one of these other cities located in Basque Country.

Search flights from Belfast Intl to Bilbao by cabin class

Find flights from Belfast Intl to Bilbao, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Belfast Intl and Bilbao flights

Browse other Belfast Intl and Bilbao flight options. Last updated on 25 September 2026.

Other flights from Belfast Intl

Browse through other flights departing from Belfast Intl. Flights are based on user searches made on Cheapflights and were last updated on 25 September 2026.

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How does Cheapflights help users find flights from Belfast Intl to Bilbao?

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

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

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

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Cheapest flights from Belfast Intl to Bilbao
Explore the most affordable flight options available from Belfast Intl to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 September 2026.

Best flights from Belfast Intl to Bilbao
Discover carefully curated flight deals from Belfast Intl to Bilbao that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 25 September 2026.

Last-minute flights from Belfast Intl to Bilbao
Discover last-minute flight deals from Belfast Intl to Bilbao. Data last updated 25 September 2026 and is based on user searches.

One-way flights from Belfast Intl to Bilbao
Search for one-way flight options from Belfast Intl to Bilbao. Find affordable one-way fares based on user searches. Data last updated 25 September 2026.