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Cheap flights from Northern Ireland to Bilbao from £45

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Bilbao departing on 19/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Northern Ireland to Bilbao

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:55 - 21:00
BFS
-
BIO
11h 05m
1 stop
Multiple Airlines Logo
21:40 - 07:25
BIO
-
BFS
10h 45m
1 stop
£128Multiple Airlines
Wed, 5 Aug - Mon, 10 Aug
Multiple Airlines Logo
21:05 - 08:15
BFS
-
BIO
10h 10m
1 stop
Multiple Airlines Logo
22:25 - 09:20
BIO
-
BFS
11h 55m
1 stop
£136Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
15:40 - 10:25
BFS
-
BIO
17h 45m
2 stops
Multiple Airlines Logo
21:40 - 07:25
BIO
-
BFS
10h 45m
1 stop
£141Multiple Airlines
Wed, 5 Aug - Mon, 10 Aug
Multiple Airlines Logo
15:40 - 10:25
BFS
-
BIO
17h 45m
2 stops
Multiple Airlines Logo
22:25 - 12:15
BIO
-
BFS
14h 50m
2 stops
£151Multiple Airlines
Wed, 5 Aug - Mon, 10 Aug
Multiple Airlines Logo
21:05 - 08:15
BFS
-
BIO
10h 10m
1 stop
Multiple Airlines Logo
06:45 - 06:45
BIO
-
BFS
25h 00m
2 stops
£158Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
18:50 - 21:00
BFS
-
BIO
25h 10m
2 stops
Multiple Airlines Logo
06:45 - 06:45
BIO
-
BFS
25h 00m
2 stops
£174Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
KLM Logo
09:50 - 22:45
BHD
-
BIO
11h 55m
1 stop
KLM Logo
16:50 - 09:20
BIO
-
BHD
41h 30m
2 stops
£331KLM
Mon, 24 Aug - Mon, 31 Aug
British Airways Logo
13:10 - 08:30
BHD
-
BIO
18h 20m
2 stops
British Airways Logo
13:30 - 08:50
BIO
-
BHD
20h 20m
2 stops
£339British Airways
Sun, 6 Sep - Wed, 9 Sep
British Airways Logo
06:30 - 08:30
BHD
-
BIO
25h 00m
2 stops
British Airways Logo
13:30 - 08:50
BIO
-
BHD
20h 20m
2 stops
£340British Airways
Sun, 6 Sep - Wed, 9 Sep
British Airways Logo
06:30 - 08:30
BHD
-
BIO
25h 00m
2 stops
British Airways Logo
21:35 - 15:40
BIO
-
BHD
19h 05m
2 stops
£347British Airways
Sun, 6 Sep - Wed, 9 Sep

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British Airways flights from Northern Ireland to Bilbao

Our best British Airways deals on Northern Ireland to Bilbao flight tickets
British Airways
6 Sept
BHD13:10Belfast City
18h 20m
2 stops
BIO08:30Bilbao
9 Sept
BIO13:30Bilbao
20h 20m
2 stops
BHD08:50Belfast City
£339
British Airways
6 Sept
BHD06:30Belfast City
25h 00m
2 stops
BIO08:30Bilbao
9 Sept
BIO13:30Bilbao
20h 20m
2 stops
BHD08:50Belfast City
£340
British Airways
6 Sept
BHD06:30Belfast City
25h 00m
2 stops
BIO08:30Bilbao
9 Sept
BIO21:35Bilbao
19h 05m
2 stops
BHD15:40Belfast City
£347

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland 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, momondo users made 279,928 searches. Data last updated 30 June 2026.
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

Cheapest return flight
Fastest return journey

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Wed 5/8

08:55-21:00

1 stop11h 05m

Bilbao

Mon 10/8

21:40-07:25

1 stop10h 45m

£128

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 24/8

21:05-08:15

1 stop10h 10m

Bilbao

Mon 31/8

22:25-09:20

1 stop11h 55m

£136

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Wed 5/8

15:40-10:25

2 stops17h 45m

Bilbao

Mon 10/8

21:40-07:25

1 stop10h 45m

£141

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Wed 5/8

15:40-10:25

2 stops17h 45m

Bilbao

Mon 10/8

22:25-12:15

2 stops14h 50m

£151

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 24/8

21:05-08:15

1 stop10h 10m

Bilbao

Mon 31/8

06:45-06:45

2 stops25h 00m

£158

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 24/8

18:50-21:00

2 stops25h 10m

Bilbao

Mon 31/8

06:45-06:45

2 stops25h 00m

£174

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Mon 24/8

09:50-22:45

1 stop11h 55m

Bilbao

Mon 31/8

16:50-09:20

2 stops41h 30m

£331

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sun 6/9

13:10-08:30

2 stops18h 20m

Bilbao

Wed 9/9

13:30-08:50

2 stops20h 20m

£339

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sun 6/9

06:30-08:30

2 stops25h 00m

Bilbao

Wed 9/9

13:30-08:50

2 stops20h 20m

£340

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Sun 6/9

06:30-08:30

2 stops25h 00m

Bilbao

Wed 9/9

21:35-15:40

2 stops19h 05m

£347

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Cheap Northern Ireland to Bilbao flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Bilbao

Fastest flight time

10h 10m

Direct flights

None
The fastest flight from Northern Ireland to Bilbao takes 10h 10m
There are no direct flights from Northern Ireland to Bilbao. There are no popular flight routes from Northern Ireland to Bilbao.
Search flight deals

Frequently asked questions about flying from Northern Ireland to Bilbao

  • When did momondo last update prices for flights from Northern Ireland to Bilbao Airport?

    Prices for flights from Northern Ireland to Bilbao Airport were last updated today.

  • How old do you have to be to fly from Northern Ireland to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The travel and health documents you'll need for your trip to Bilbao Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bilbao Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Northern Ireland to Bilbao

  • How do I get Price Alerts for flights from Northern Ireland to Bilbao?

    Price Alerts will notify you by email when the price for flights to Bilbao from Northern Ireland decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Northern Ireland to Bilbao with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Travelling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Laredo

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to Bilbao?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Northern Ireland to Bilbao. momondo saves you time and could save you money on your trip.

Can I find flights from Northern Ireland to Bilbao with flexible booking policies on momondo?

Yes. All flights to Bilbao from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Northern Ireland to Bilbao?

momondo provides multiple filters to help you find the best flight to Bilbao from Northern Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Northern Ireland to Bilbao right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Northern Ireland to Bilbao flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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