What is the cheapest month to book a flight from Northern Ireland to Bilbao?

Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Bilbao (average of £74). Flying from Northern Ireland to Bilbao in August is currently the most expensive (average of £223). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 NIR to BIO?

When flying from Northern Ireland to Bilbao, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

£86+ Flights from Northern Ireland to Bilbao

Cheap flight deals from Northern Ireland to Bilbao

Round-trip from	£98
One-way from	£86

10/9-17/9
2 total stops
24h 35m total
Northern Ireland to Bilbao

Search Deals

30/7
1 total stop
10h 20m total
Northern Ireland to Bilbao

Search Deals

Find flight deals from Northern Ireland to Bilbao

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 18 July 2025.

Wed 10/921:00BFS - BIO

1 stop10h 20mMultiple Airlines

Wed 17/919:45BIO - BFS

1 stop14h 15mMultiple Airlines

Deal found 16/7£98

Wed 10/914:20BHD - BIO

1 stop7h 20mMultiple Airlines

Wed 17/922:20BIO - BHD

1 stop11h 40mMultiple Airlines

Deal found 16/7£121

Sat 30/817:25BHD - BIO

1 stop16h 50mKLM

Fri 5/906:50BIO - BHD

1 stop15h 25mKLM

Deal found 16/7£275

Mon 21/718:45BHD - BIO

2 stops21h 45mAer Lingus

Mon 28/718:10BIO - BHD

2 stops19h 40mAer Lingus

Deal found 17/7£1,124

Best flights from Northern Ireland to Bilbao
Discover carefully curated flight deals from Northern Ireland to Bilbao that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 July 2025.

Wed 10/921:00BFS - BIO

1 stop10h 20mMultiple Airlines

Wed 17/919:45BIO - BFS

1 stop14h 15mMultiple Airlines

Deal found 16/7£98

Wed 10/914:20BHD - BIO

1 stop7h 20mMultiple Airlines

Wed 17/922:20BIO - BHD

1 stop11h 40mMultiple Airlines

Deal found 16/7£121

Sat 30/817:25BHD - BIO

1 stop16h 50mKLM

Fri 5/906:50BIO - BHD

1 stop15h 25mKLM

Deal found 16/7£275

Last-minute flights from Northern Ireland to Bilbao
Discover last-minute flight deals from Northern Ireland to Bilbao. Data last updated 18 July 2025 and is based on user searches.

Mon 21/718:45BHD - BIO

2 stops21h 45mAer Lingus

Mon 28/718:10BIO - BHD

2 stops19h 40mAer Lingus

Deal found 17/7£1,124

Sat 30/810:40BFS - BIO

1 stop21h 50mMultiple Airlines

Fri 5/907:45BIO - BFS

1 stop17h 10mMultiple Airlines

Deal found 18/7£165

Sat 30/819:00BHD - BIO

1 stop13h 30mMultiple Airlines

Fri 5/913:55BIO - BHD

1 stop5h 50mMultiple Airlines

Deal found 18/7£219

Sat 30/817:25BHD - BIO

1 stop16h 50mKLM

Fri 5/906:50BIO - BHD

1 stop15h 25mKLM

Deal found 16/7£275

One-way flights from Northern Ireland to Bilbao
Search for one-way flight options from Northern Ireland to Bilbao. Find affordable one-way fares based on user searches. Data last updated 18 July 2025.

Wed 30/721:00BFS - BIO

1 stop10h 20mMultiple Airlines

Deal found 16/7£86

Thu 31/707:00BHD - BIO

2 stops24h 25mMultiple Airlines

Deal found 16/7£119

Thu 31/715:20BHD - BIO

1 stop17h 35measyJet

Deal found 16/7£161

Cheapflights Fare Finder

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

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Wed 10/9

21:00-08:20

1 stop10h 20m

Bilbao

Wed 17/9

19:45-09:00

1 stop14h 15m

£98

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Wed 10/9

14:20-22:40

1 stop7h 20m

Bilbao

Wed 17/9

22:20-09:00

1 stop11h 40m

£121

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sat 30/8

17:25-11:15

1 stop16h 50m

Bilbao

Fri 5/9

06:50-21:15

1 stop15h 25m

£275

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Wed 30/7

21:00-08:20

1 stop10h 20m

£86

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 31/7

07:00-08:25

2 stops24h 25m

£119

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 31/7

15:20-09:55

1 stop17h 35m

£161

Flights are sorted by cheapest return flights first.

Deals found on 16/7

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.

Reviews of airlines servicing Bilbao

Read reviews from past customers who have flown with KLM and easyJet from Northern Ireland to Bilbao. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,374 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,374 reviews

KLM

7.8

Good

1,374 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

easyJet

6.9

Okay

1,819 reviews

KLM

7.8

Good

1,374 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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.
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.
What is the cheapest month to book a flight from Northern Ireland to Bilbao?
Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Bilbao (average of £74). Flying from Northern Ireland to Bilbao in August is currently the most expensive (average of £223). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Northern Ireland to Bilbao

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Fly with Cheapflights

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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Cheap flights from Northern Ireland to Bilbao from £86

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 30/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 18 July 2025.

Round-trip from

One-way from

Find flight deals from Northern Ireland to Bilbao

Cheapest flights from Northern Ireland to BilbaoExplore 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 18 July 2025.

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 18 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Bilbao that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Northern Ireland to Bilbao

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bilbao. Reviews last updated 18 July 2025.

Read reviews from past customers who have flown with KLM and easyJet from Northern Ireland to Bilbao. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

Can I find deals for flights from Northern Ireland to Bilbao that include hotel bookings?

How can I find direct flights from Northern Ireland to Bilbao?

Can I find deals for business class flights from Northern Ireland to Bilbao?

What is the cheapest month to book a flight from Northern Ireland 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 Northern Ireland to Bilbao

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

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 Northern Ireland to Bilbao?

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

Can Cheapflights 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?

100% Free

Book with Flexibility

Travel Smart

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 18 July 2025.