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Cheap flights from Sydney to Bilbao from $2,409

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BIO
20 Aug — 27 Aug1
1 adult

Cheap flight deals from Sydney to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) 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 15 August 2025.

Round-trip from

$2,409
31/8-4/9
  • 31/8-4/9
  • 6 total stops
  • 86h 55m total
  • Sydney to Bilbao
Search Deals

Find flight deals from Sydney to Bilbao

Cheapest flights from Sydney to Bilbao
Explore the most affordable flight options available from Sydney to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 August 2025.

Sun 31/809:15SYD - BIO
3 stops45h 25mMultiple Airlines
Thu 4/912:45BIO - SYD
3 stops41h 30mMultiple Airlines
Deal found 15/8$2,409
Sun 31/815:40SYD - BIO
2 stops32h 15mEtihad Airways
Thu 4/916:50BIO - SYD
2 stops40h 05mEtihad Airways
Deal found 15/8$2,704
Sun 31/820:10SYD - BIO
3 stops49h 10mSWISS
Thu 4/921:00BIO - SYD
2 stops49h 10mSWISS
Deal found 15/8$3,125
Sun 31/820:45SYD - BIO
2 stops56h 05mIberia
Thu 4/921:35BIO - SYD
2 stops35h 35mIberia
Deal found 15/8$3,949

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney 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 647,157 searches. Data last updated 15 August 2025.
Use the filters below to find and compare flights from Sydney to Bilbao that are best for you.

Fly from

Sydney

Fly to

Bilbao

Route

Depart

Return

Price

SydneyBilbao

SYD - BIO

SYDBIO

Sydney Kingsford Smith

Sun 31/8

09:15-22:40

3 stops45h 25m

Bilbao

Thu 4/9

12:45-14:15

3 stops41h 30m

$2,409

SydneyBilbao

SYD - BIO

SYDBIO

Sydney Kingsford Smith

Sun 31/8

15:40-15:55

2 stops32h 15m

Bilbao

Thu 4/9

16:50-16:55

2 stops40h 05m

$2,704

SydneyBilbao

SYD - BIO

SYDBIO

Sydney Kingsford Smith

Sun 31/8

20:10-13:20

3 stops49h 10m

Bilbao

Thu 4/9

21:00-06:10

2 stops49h 10m

$3,125

SydneyBilbao

SYD - BIO

SYDBIO

Sydney Kingsford Smith

Sun 31/8

20:45-20:50

2 stops56h 05m

Bilbao

Thu 4/9

21:35-17:10

2 stops35h 35m

$3,949

Flights are sorted by cheapest return flights first.

Deals found on 15/8

Best time to book a flight from Sydney to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Sydney 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 Sydney to Bilbao

What is the cheapest time of day to fly from SYD to BIO?

Find hourly flight availability from Sydney to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 August 2025.

One of the essential ways to save on airfare from Sydney to Bilbao is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 13% on airfare.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

  • How can I find direct flights from Sydney to Bilbao?

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

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

    Yes. Cheapflights offers flight deals from Sydney 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.

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to San Sebastian flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Bilbao?

When you search for this flight from Sydney to Bilbao, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Sydney to Bilbao by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Sydney to Bilbao with no change fees?

Certainly. Search results for flights to Bilbao from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sydney to Bilbao become cheaper?

Not ready to book yet? You can track prices for flights from Sydney to Bilbao on Cheapflights with our Price Alert feature and get notified when better prices are available.

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