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Cheap flights from Glasgow Intl Airport to Bilbao from £45

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
GLA — BIO
29 May — 5 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Bilbao

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Bilbao
Explore the most affordable flight options available from Glasgow Intl to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2026.

Wed 24/611:55
GLA
-
BIO
1 stop8h 05m
Multiple Airlines
Wed 1/721:40
BIO
-
GLA
1 stop11h 00m
Multiple Airlines
Deal found 25/4£76
Mon 15/620:40
GLA
-
BIO
1 stop13h 10m
Multiple Airlines
Thu 18/618:20
BIO
-
GLA
1 stop14h 45m
Multiple Airlines
Deal found 26/4£95
Wed 10/608:25
GLA
-
BIO
1 stop7h 20m
Multiple Airlines
Wed 17/619:15
BIO
-
GLA
1 stop15h 00m
Multiple Airlines
Deal found 26/4£98
Tue 9/609:05
GLA
-
BIO
1 stop9h 15m
Multiple Airlines
Tue 16/622:10
BIO
-
GLA
2 stops23h 35m
Multiple Airlines
Deal found 25/4£102
Thu 28/509:20
GLA
-
BIO
1 stop10h 40m
Multiple Airlines
Thu 4/617:20
BIO
-
GLA
1 stop15h 45m
Multiple Airlines
Deal found 28/4£110
Sat 13/615:05
GLA
-
BIO
1 stop4h 55m
Multiple Airlines
Sat 20/621:40
BIO
-
GLA
1 stop11h 55m
Multiple Airlines
Deal found 29/4£112

Find flight deals from Glasgow Intl to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Glasgow Intl (GLA) to Bilbao (BIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 April 2026.

Round-trip from

£76

One-way from

£45

Popular in

December

Cheapest in

February

Average price

£423
24/6-1/7
  • 24/6-1/7
  • 2 total stops
  • 19h 05m total
  • Glasgow to Bilbao
Search Deals
2/6
  • 2/6
  • 1 total stop
  • 22h 40m total
  • Glasgow to Bilbao
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£47 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Glasgow Intl 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, Cheapflights users made 858,174 searches. Data last updated 29 April 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Mon 15/6

20:40-10:50

1 stop13h 10m

Bilbao

Thu 18/6

18:20-08:05

1 stop14h 45m

£95

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Wed 10/6

08:25-16:45

1 stop7h 20m

Bilbao

Wed 17/6

19:15-09:15

1 stop15h 00m

£98
Fastest return journey

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Sat 13/6

15:05-21:00

1 stop4h 55m

Bilbao

Sat 20/6

21:40-08:35

1 stop11h 55m

£112

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Wed 24/6

11:55-08:15

2 stops19h 20m

Bilbao

Wed 1/7

21:40-07:40

1 stop11h 00m

£112

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Fri 5/6

20:50-12:45

1 stop14h 55m

Bilbao

Tue 16/6

14:00-07:50

2 stops18h 50m

£115

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Thu 11/6

08:05-08:55

2 stops23h 50m

Bilbao

Thu 18/6

11:10-09:40

2 stops23h 30m

£128

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Fri 29/5

13:30-11:15

1 stop20h 45m

Bilbao

Thu 4/6

12:00-08:25

1 stop21h 25m

£330
Cheapest one-way

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Mon 1/6

07:05-21:00

1 stop12h 55m

£45

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Thu 28/5

09:20-21:00

1 stop10h 40m

£47

GlasgowBilbao

GLA - BIO

GLABIO

Glasgow Intl

Thu 17/9

07:05-21:00

1 stop12h 55m

£70

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Best time to book a flight from Glasgow Intl to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Glasgow Intl 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 Glasgow Intl Airport to Bilbao

How much does it cost for a return flight from Glasgow Intl Airport 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 29 April 2026.
Read through reviews of airlines operating flights from Glasgow Intl Airport to Bilbao, such as KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,510 reviews
KLM
7.8
Good
1,510 reviews
Check prices

Food

7.3

Comfort

7.7

Overall

7.8

Crew

8.4

Entertainment

7.1

Boarding

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Glasgow Intl 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 Glasgow Intl?

    Bilbao (BIO) is the airport you will fly into if you book a flight from Glasgow Intl to Bilbao. You should not have trouble finding flights to Bilbao from Glasgow Intl; the airport handles an average of 0 inbound flights from Glasgow Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Bilbao airport from Glasgow Intl. It is only a 3.0 mi journey from Bilbao (BIO) to Bilbao’s city center.

  • What is the cheapest airline to fly from Glasgow Intl Airport to Bilbao round-trip?

    Our cheapest airline available from Glasgow Intl Airport to Bilbao is KLM. Our recent data shows that you can find tickets from as low as £227 on this airline. This flight start at 34% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Glasgow Intl to Bilbao?

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

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

    Yes. Cheapflights offers flight deals from Glasgow 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.

See more FAQs

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Alternative routes for Glasgow Intl to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
Prestwick to Bilbao flights

Top airline flying from Glasgow Intl to Bilbao

Discover the top airline that operate flights from Glasgow Intl to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 April 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£227Average£345FlexibilityNo cancel feeOn-time75%
Search KLM flights

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 Glasgow Intl to Bilbao?

Cheapflights makes it easy to find Glasgow Intl to Bilbao flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bilbao from Glasgow Intl.

Can Cheapflights find flights from Glasgow 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 Glasgow 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 Glasgow Intl to Bilbao become cheaper?

Yes! Start tracking prices for Glasgow Intl to Bilbao flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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