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Cheap flights from Northern Ireland to Bilbao from £49

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 11/5. 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
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
10:00 - 21:00
BFS
-
BIO
10h 00m
1 stop
Multiple Airlines Logo
21:40 - 07:25
BIO
-
BFS
10h 45m
1 stop
£115Multiple Airlines
Mon, 11 May - Mon, 18 May
Multiple Airlines Logo
08:55 - 08:15
BFS
-
BIO
22h 20m
2 stops
Multiple Airlines Logo
22:50 - 21:15
BIO
-
BFS
23h 25m
2 stops
£127Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
08:55 - 08:15
BFS
-
BIO
22h 20m
2 stops
Multiple Airlines Logo
21:40 - 08:25
BIO
-
BFS
11h 45m
1 stop
£130Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
14:55 - 21:00
BFS
-
BIO
5h 05m
1 stop
Multiple Airlines Logo
21:40 - 08:25
BIO
-
BFS
11h 45m
1 stop
£132Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
16:10 - 08:15
BFS
-
BIO
15h 05m
2 stops
Multiple Airlines Logo
07:15 - 07:45
BIO
-
BFS
25h 30m
2 stops
£205Multiple Airlines
Fri, 22 May - Sun, 24 May
easyJet Logo
22:20 - 09:15
BFS
-
BIO
9h 55m
1 stop
easyJet Logo
14:50 - 07:25
BIO
-
BFS
17h 35m
1 stop
£215easyJet
Mon, 27 Jul - Mon, 3 Aug
Multiple Airlines Logo
06:30 - 08:15
BFS
-
BIO
24h 45m
2 stops
Multiple Airlines Logo
21:40 - 07:25
BIO
-
BFS
10h 45m
1 stop
£217Multiple Airlines
Mon, 27 Jul - Mon, 3 Aug
British Airways Logo
13:45 - 08:30
BHD
-
BIO
17h 45m
2 stops
British Airways Logo
17:35 - 10:05
BIO
-
BHD
17h 30m
2 stops
£408British Airways
Tue, 28 Apr - Sat, 2 May
British Airways Logo
12:40 - 08:30
BHD
-
BIO
18h 50m
2 stops
British Airways Logo
17:35 - 10:05
BIO
-
BHD
17h 30m
2 stops
£409British Airways
Tue, 28 Apr - Sat, 2 May
KLM Logo
09:50 - 20:15
BHD
-
BIO
9h 25m
2 stops
KLM Logo
17:15 - 09:20
BIO
-
BHD
17h 05m
1 stop
£655KLM
Thu, 21 May - Sun, 24 May

British Airways flights from Northern Ireland to Bilbao

Our best British Airways deals on Northern Ireland to Bilbao flight tickets
British Airways
28 Apr
BHD13:45Belfast City
17h 45m
2 stops
BIO08:30Bilbao
2 May
BIO17:35Bilbao
17h 30m
2 stops
BHD10:05Belfast City
£408
British Airways
28 Apr
BHD12:40Belfast City
18h 50m
2 stops
BIO08:30Bilbao
2 May
BIO17:35Bilbao
17h 30m
2 stops
BHD10:05Belfast City
£409
British Airways
18 Apr
BHD07:05Belfast City
24h 25m
2 stops
BIO08:30Bilbao
22 Apr
BIO09:15Bilbao
24h 35m
2 stops
BHD08:50Belfast City
£428

KLM flights from Northern Ireland to Bilbao

Our best KLM deals on Northern Ireland to Bilbao flight tickets
KLM
21 May
BHD09:50Belfast City
9h 25m
2 stops
BIO20:15Bilbao
24 May
BIO17:15Bilbao
17h 05m
1 stop
BHD09:20Belfast City
£655
KLM
21 May
BHD09:50Belfast City
20h 45m
2 stops
BIO07:35Bilbao
24 May
BIO17:15Bilbao
17h 05m
1 stop
BHD09:20Belfast City
£658
KLM
21 May
BHD09:50Belfast City
5h 40m
1 stop
BIO16:30Bilbao
24 May
BIO17:15Bilbao
17h 05m
1 stop
BHD09:20Belfast City
£671

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 28 March 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

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 11/5

10:00-21:00

1 stop10h 00m

Bilbao

Mon 18/5

21:40-07:25

1 stop10h 45m

£115

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 8/5

08:55-08:15

2 stops22h 20m

Bilbao

Fri 15/5

22:50-21:15

2 stops23h 25m

£127

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 8/5

08:55-08:15

2 stops22h 20m

Bilbao

Fri 15/5

21:40-08:25

1 stop11h 45m

£130
Fastest return journey

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 8/5

14:55-21:00

1 stop5h 05m

Bilbao

Fri 15/5

21:40-08:25

1 stop11h 45m

£132

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Fri 22/5

16:10-08:15

2 stops15h 05m

Bilbao

Sun 24/5

07:15-07:45

2 stops25h 30m

£205

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 27/7

22:20-09:15

1 stop9h 55m

Bilbao

Mon 3/8

14:50-07:25

1 stop17h 35m

£215

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Mon 27/7

06:30-08:15

2 stops24h 45m

Bilbao

Mon 3/8

21:40-07:25

1 stop10h 45m

£217

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Tue 28/4

13:45-08:30

2 stops17h 45m

Bilbao

Sat 2/5

17:35-10:05

2 stops17h 30m

£408

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Tue 28/4

12:40-08:30

2 stops18h 50m

Bilbao

Sat 2/5

17:35-10:05

2 stops17h 30m

£409

BelfastBilbao

BHD - BIO

BHDBIO

Belfast City

Thu 21/5

09:50-20:15

2 stops9h 25m

Bilbao

Sun 24/5

17:15-09:20

1 stop17h 05m

£655

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

7h 20m

Direct flights

None
The fastest flight from Northern Ireland to Bilbao takes 7h 20m
There are no direct flights from Northern Ireland to Bilbao. There are no popular flight routes from Northern Ireland to Bilbao.
Search flight deals

  • 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.

  • 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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