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Cheap flights from Belfast Intl Airport to Bilbao from £44

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast Intl Airport 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 Belfast Intl Airport to Bilbao

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:50 - 08:25
BFS
-
BIO
24h 35m
1 stop
Multiple Airlines Logo
21:40 - 08:25
BIO
-
BFS
11h 45m
1 stop
£113Multiple Airlines
Tue, 18 Aug - Fri, 21 Aug
Multiple Airlines Logo
07:35 - 08:25
BFS
-
BIO
23h 50m
2 stops
Multiple Airlines Logo
21:40 - 08:25
BIO
-
BFS
11h 45m
1 stop
£118Multiple Airlines
Tue, 18 Aug - Fri, 21 Aug
Multiple Airlines Logo
07:35 - 08:25
BFS
-
BIO
23h 50m
2 stops
Multiple Airlines Logo
21:40 - 16:30
BIO
-
BFS
19h 50m
2 stops
£119Multiple Airlines
Tue, 18 Aug - Fri, 21 Aug
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
£127Multiple Airlines
Wed, 5 Aug - Mon, 10 Aug
Multiple Airlines Logo
18:10 - 08:15
BFS
-
BIO
13h 05m
2 stops
Multiple Airlines Logo
21:40 - 10:00
BIO
-
BFS
13h 20m
1 stop
£140Multiple Airlines
Sat, 15 Aug - Sat, 22 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
06:20 - 22:40
BFS
-
BIO
15h 20m
1 stop
Multiple Airlines Logo
21:40 - 10:00
BIO
-
BFS
13h 20m
1 stop
£143Multiple Airlines
Sat, 15 Aug - Sat, 22 Aug
Multiple Airlines Logo
18:10 - 08:15
BFS
-
BIO
13h 05m
2 stops
Multiple Airlines Logo
21:40 - 18:55
BIO
-
BFS
22h 15m
2 stops
£149Multiple Airlines
Sat, 15 Aug - Sat, 22 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
06:40 - 08:25
BFS
-
BIO
24h 45m
1 stop
Multiple Airlines Logo
14:45 - 23:25
BIO
-
BFS
9h 40m
1 stop
£167Multiple Airlines
Sun, 26 Jul - Fri, 31 Jul

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Customise your flight search to find flights from Belfast Intl Airport 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 2 July 2026.
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 - BIO

BFSBIO

Belfast Intl

Tue 18/8

06:50-08:25

1 stop24h 35m

Bilbao

Fri 21/8

21:40-08:25

1 stop11h 45m

£113

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Tue 18/8

07:35-08:25

2 stops23h 50m

Bilbao

Fri 21/8

21:40-08:25

1 stop11h 45m

£118

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Tue 18/8

07:35-08:25

2 stops23h 50m

Bilbao

Fri 21/8

21:40-16:30

2 stops19h 50m

£119
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

£127

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Sat 15/8

18:10-08:15

2 stops13h 05m

Bilbao

Sat 22/8

21:40-10:00

1 stop13h 20m

£140

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

Sat 15/8

06:20-22:40

1 stop15h 20m

Bilbao

Sat 22/8

21:40-10:00

1 stop13h 20m

£143

BelfastBilbao

BFS - BIO

BFSBIO

Belfast Intl

Sat 15/8

18:10-08:15

2 stops13h 05m

Bilbao

Sat 22/8

21:40-18:55

2 stops22h 15m

£149

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

Sun 26/7

06:40-08:25

1 stop24h 45m

Bilbao

Fri 31/7

14:45-23:25

1 stop9h 40m

£167

Flights are sorted by cheapest return flights first.

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

When to book flights from Belfast Intl Airport to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast Intl Airport to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Belfast Intl Airport to Bilbao (BFS to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast Intl Airport to Bilbao

Fastest flight time

20h 30m

Direct flights

None
The fastest flight from Belfast Intl Airport to Bilbao takes 20h 30m
There are no direct flights from Belfast Intl Airport to Bilbao. There are no popular flight routes from Belfast Intl Airport to Bilbao.
Search flight deals

Frequently asked questions about flying from Belfast Intl Airport to Bilbao

  • How far is Belfast Intl to Bilbao by plane?

    The distance between Belfast Intl and Bilbao is about 800.6 mi. A reasonable flight in good conditions will take 20h 30m.

  • When did momondo last update prices for flights from Belfast Intl Airport to Bilbao Airport?

    Prices for flights from Belfast Intl Airport to Bilbao Airport refresh daily.

  • How old do you have to be to fly from Belfast Intl Airport to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast Intl Airport to Bilbao Airport.

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

    The required travel and health documents for your Bilbao Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bilbao Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Belfast Intl Airport to Bilbao

  • How do I get Price Alerts for flights from Belfast Intl Airport to Bilbao?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast Intl Airport from Bilbao. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Belfast Intl Airport to Bilbao with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • 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 Belfast to Bilbao?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bilbao from Belfast.

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

Yes. momondo enables you to select and highlight flights to Bilbao from Belfast with this policy.

How can momondo help me find flights from Belfast to Bilbao?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to Bilbao.

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

If you are simply researching potential flights to Bilbao, momondo offers a useful price alert feature which will track prices for flights to Bilbao from Belfast and alert you when they change.

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