Title: £399 Cheap Flights from Barcelona to Sydney (BCN to SYD) - Expedia.co.uk ![](https://images.trvl-media.com/place/178312/136253ce-3061-45f8-b8d7-9d9fb2223786.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178312/136253ce-3061-45f8-b8d7-9d9fb2223786.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £399 Cheap Flights from Barcelona (BCN) to Sydney (SYD) [View £399 flight on Tue, 18 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:BCN,to:SYD,departure:18/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:398.92&airProductToken=AQpUCigIw4IBEgM4NDYYwWggj1Eo0bL9AjDqt_0COExAAFgBcgdMTkNPRVM2CigIw4IBEgMxNzMYj1Egkh4okMH9AjCuxv0COExAAVgBcgdMTkNPRVM2EgoIARABGAEqAkNBGAEiBAgBEAEoAigDKAQwAQ) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Barcelona El Prat Airport (BCN) to Sydney Airport (SYD) - ![Qatar Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QR.svg) Qatar Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:bcn,to:syd,departure:06/10/2025TANYT&leg2=from:syd,to:bcn,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QR"}}]) - ![Emirates](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EK.svg) Emirates [](https://www.expedia.co.uk/Flights-Search?leg1=from:bcn,to:syd,departure:06/10/2025TANYT&leg2=from:syd,to:bcn,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EK"}}]) - ![Etihad Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EY.svg) Etihad Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:bcn,to:syd,departure:06/10/2025TANYT&leg2=from:syd,to:bcn,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EY"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:bcn,to:syd,departure:06/10/2025TANYT&leg2=from:syd,to:bcn,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Air France](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.co.uk/Flights-Search?leg1=from:bcn,to:syd,departure:06/10/2025TANYT&leg2=from:syd,to:bcn,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![Qantas Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_QF.svg) Qantas Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:bcn,to:syd,departure:06/10/2025TANYT&leg2=from:syd,to:bcn,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"QF"}}]) - ![Malaysia Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_MH.svg) Malaysia Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:bcn,to:syd,departure:06/10/2025TANYT&leg2=from:syd,to:bcn,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"MH"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from Barcelona (BCN) to Sydney (SYD) Prices were available within the past 7 days and start at £399 for one-way flights and £827 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![China Eastern Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/MU.gif) Thu, 30 Oct - Wed, 12 Nov BCN Barcelona SYD Sydney £827 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:30/10/2025TANYT&leg2=from:SYD,to:BCN,departure:12/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:826.30&airProductToken=AQpeCi0IzaoBEgMyNTAYwWggrzUosNz7AjCK4vsCOFNAAFgBagJFU3IIUzBMMEFCU0EKLQjNqgESAzczNRivNSCSHijv6vsCMNvv-wI4U0ABWAFqAkVTcghTMEwwQUJTQQpeCi0IzaoBEgM1NjIYkh4grzUo3Or8AjDS7_wCOFRAAFgBagJFU3IIVDBMMEFCU0QKLQjNqgESAzI0ORivNSDBaCiw8vwCMND4_AI4VEABWAFqAkVTcghUMEwwQUJTRBIKCAEQARgBKgJNVRgBIgQIARABKAIoAygEMAE) ![Turkish Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TK.gif) Tue, 3 Feb - Sat, 21 Feb BCN Barcelona SYD Sydney £1,002 Return found 20 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:03/02/2026TANYT&leg2=from:SYD,to:BCN,departure:21/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1001.54&airProductToken=AQpbCiwI1JYBEgQxODUyGMFoIMicASiQk4QDMOyUhAM4V0AAWAFqAlBTcgVXTjJOVworCNSWARIDMTc0GMicASCSHijVlYQDMJSfhAM4V0ABWAFqAlBTcgVXTjJOVwpbCisI1JYBEgMxNzUYkh4gyJwBKKffhQMwsemFAzhXQABYAWoCUFNyBVdOMk5XCiwI1JYBEgQxNDY3GMicASDBaCjt6YUDMMnrhQM4V0ABWAFqAlBTcgVXTjJOVxIKCAEQARgBKgJUSxgBIgQIARABKAIoAygEMAE) ![Air France](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AF.gif) Wed, 5 Nov - Wed, 12 Nov BCN Barcelona SYD Sydney £1,008 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:05/11/2025TANYT&leg2=from:SYD,to:BCN,departure:12/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1007.90&airProductToken=AQqYAQoxCMGMARIEMTI0ORjBaCDiMCjEovwCMLyj_AI4TEAAWAFqBUxJR0hUcghSUkwwS0JMQQowCMGMARIDMjU2GOIwIJJqKOGk_AIw96r8AjhSQAFYAWoFTElHSFRyCFJSTDBLQkxBCjEIwYwBEgQ5NjY1GJJqIJIeKJys_AIw96_8AjhSQAFYAWoFTElHSFRyCFJSTDBLQkxBCpgBCjEIwYwBEgQ5Njk5GJIeIJJqKMfs_AIwsfD8AjhSQABYAWoFTElHSFRyCFJSTDBLQkxBCjAIwYwBEgMyNTcYkmog4jAomvH8AjD29_wCOFJAAVgBagVMSUdIVHIIUlJMMEtCTEEKMQjBjAESBDEyNDgY4jAgwWgopPv8AjCI_PwCOExAAVgBagVMSUdIVHIIUlJMMEtCTEESCggBEAEYASoCQUYYASIECAEQASgCKAMoBDAB) ![Air China](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/CA.GIF) Fri, 14 Nov - Wed, 10 Dec BCN Barcelona SYD Sydney £1,039 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:14/11/2025TANYT&leg2=from:SYD,to:BCN,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1038.45&airProductToken=AQpiCi8Iw4IBEgM4NDYYwWggj1Eo0YX9AjDqiv0COFRAAFgBagZTVERFQ09yBlROQ0VTNgovCMOCARIDMTczGI9RIJIeKJCU_QIwrpn9AjhUQAFYAWoGU1RERUNPcgZUTkNFUzYKZgoxCMOCARIDMTc0GJIeII9RKOSp_wIwlq__AjhRQABYAWoHRkxFWEVDT3IHUUxSQ0VTNgoxCMOCARIDODQ1GI9RIMFoKJu5_wIw677_AjhRQAFYAWoHRkxFWEVDT3IHUUxSQ0VTNhIKCAEQARgBKgJDQRgBIgQIARABKAIoAygEMAE) ![Etihad Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EY.GIF) Mon, 10 Nov - Wed, 19 Nov BCN Barcelona SYD Sydney £1,160 Return found 11 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:10/11/2025TANYT&leg2=from:SYD,to:BCN,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1159.98&airProductToken=AQpmCjEIxbIBEgMxMTIYwWgggD0o_Nf8AjDz2vwCOEVAAFgBagZZQkFTSUNyCEVMTjFESDJUCjEIxbIBEgM0NTQYgD0gkh4o4dv8AjCf4vwCOEVAAVgBagZZQkFTSUNyCEVMTjFESDJUCmYKMQjFsgESAzQ1MRiSHiCAPSjPu_0CMKbC_QI4RUAAWAFqBllCQVNJQ3IIRUxOMURIMlQKMQjFsgESAzExMRiAPSDBaCjLw_0CMI3H_QI4RUABWAFqBllCQVNJQ3IIRUxOMURIMlQSCggBEAEYASoCRVkYASIECAEQASgCKAMoBDAB) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Mon, 2 Feb - Mon, 23 Feb BCN Barcelona SYD Sydney £1,213 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:02/02/2026TANYT&leg2=from:SYD,to:BCN,departure:23/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1212.20&airProductToken=AQqeAQozCMyQARIEMTEzMxjBaCClBCj6jIQDMPyNhAM4U0AAWAFqCEVDT1NBVkVScgdTTkNEWEVTCjIIzJABEgM3OTYYpQQgxzIowo6EAzD5k4QDOFNAAVgBaghFQ09TQVZFUnIHU05DRFhFUwozCMyQARIENzAwMRjHMiCSHiiZlYQDML-ZhAM4U0ABWAFqCEVDT1NBVkVScgdTTkNEWEVTCp4BCjMIzJABEgQ3MjUxGJIeIJJqKMvxhQMwv_WFAzhWQABYAWoIRUNPU0FWRVJyB1ZOQ0RYRVMKMgjMkAESAzc4MRiSaiClBCi7-IUDMOD-hQM4VkABWAFqCEVDT1NBVkVScgdWTkNEWEVTCjMIzJABEgQxMTI4GKUEIMFoKPiAhgMw8IGGAzhWQAFYAWoIRUNPU0FWRVJyB1ZOQ0RYRVMSCggCEAEYAioCTEgYASIECAEQASgCKAMoBDAL) ![Cathay Pacific](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/CX.gif) Tue, 24 Mar - Fri, 10 Apr BCN Barcelona SYD Sydney £1,225 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:24/03/2026TANYT&leg2=from:SYD,to:BCN,departure:10/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1224.40&airProductToken=AQqjAQo1CMOwARIEMTgyNhjBaCCMGCjEuogDMJm7iAM4U0AAWAFqCUVDT05MSUdIVHIIU1IyMUVTSFIKNAjDsAESAzM3MhiMGCDHMiiRvIgDMPrBiAM4U0ABWAFqCUVDT05MSUdIVHIIU1IyMUVTSFIKNAjDsAESAzEzORjHMiCSHijtwogDMI7HiAM4U0ABWAFqCUVDT05MSUdIVHIIU1IyMUVTSFIKbAo0CMOwARIDMTAwGJIeIMcyKLX4iQMw6vyJAzhTQABYAWoJRUNPTkxJR0hUcghTUjIxRVNIUgo0CMOwARIDMzIxGMcyIMFoKJn-iQMw5oSKAzhTQAFYAWoJRUNPTkxJR0hUcghTUjIxRVNIUhIKCAEQARgBKgJDWBgBIgQIARABKAIoAygEMAE) ![Finnair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AY.gif) Mon, 10 Nov - Wed, 19 Nov BCN Barcelona SYD Sydney £1,228 Return found 11 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:10/11/2025TANYT&leg2=from:SYD,to:BCN,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1227.80&airProductToken=AQqhAQo0CMGyARIEMTY1NBjBaCCHWSiB2PwCMPbZ_AI4UUAAWAFqCEVDTEFTU0lDcghRTk4wUzdDWgozCMGyARIDMTMxGIdZIJJqKIPe_AIwgOT8AjhRQAFYAWoIRUNMQVNTSUNyCFFOTjBTN0NaCjQIwbIBEgQ1MDAzGJJqIJIeKLzk_AIwl-j8AjhRQAFYAWoIRUNMQVNTSUNyCFFOTjBTN0NaCqIBCjQIwbIBEgQ2NjUyGJIeIMM7KIC-_QIw-sT9AjhPQABYAWoIRUNMQVNTSUNyCE9OTjBTN0NaCjQIwbIBEgQxOTgyGMM7IIdZKNHG_QIw_8n9AjhPQAFYAWoIRUNMQVNTSUNyCE9OTjBTN0NaCjQIwbIBEgQxNjUzGIdZIMFoKJ_L_QIwj839AjhPQAFYAWoIRUNMQVNTSUNyCE9OTjBTN0NaEgoIARABGAEqAkFZGAEiBAgBEAEoAigDKAQwAQ) ![Singapore Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SQ.gif) Wed, 4 Mar - Sun, 22 Mar BCN Barcelona SYD Sydney £1,269 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:04/03/2026TANYT&leg2=from:SYD,to:BCN,departure:22/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1269.00&airProductToken=AQpuCjUI06IBEgMzNzcYwWggkmooy9qGAzC74YYDOEtAAFgBagxFY29ub215IExpdGVyBktUNkVTUgo1CNOiARIDMjQxGJJqIJIeKKnshgMw_--GAzhLQAFYAWoMRWNvbm9teSBMaXRlcgZLVDZFU1IKbgo1CNOiARIDMjEyGJIeIJJqKO2fiAMwzaOIAzhLQABYAWoMRWNvbm9teSBMaXRlcgZLVDZFU1IKNQjTogESAzM4OBiSaiDBaCilqIgDMPKuiAM4S0ABWAFqDEVjb25vbXkgTGl0ZXIGS1Q2RVNSEgoIAhABGAEqAlNRGAEiBAgBEAEoAigDKAQwDw) ![Asiana Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/oz.gif) Tue, 24 Mar - Fri, 10 Apr BCN Barcelona SYD Sydney £1,289 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:BCN,to:SYD,departure:24/03/2026TANYT&leg2=from:SYD,to:BCN,departure:10/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1289.00&airProductToken=AQpOCiUIz7QBEgM1MTIYwWggyGgo-7-IAzDkxYgDOFdAAFgBcgRXTEdPCiUIz7QBEgM2MDEYyGggkh4o1MeIAzDKzIgDOFdAAVgBcgRXTEdPCk4KJQjPtAESAzYwMhiSHiDIaCii9okDMJj7iQM4V0AAWAFyBFdMR08KJQjPtAESAzUxMRjIaCDBaCiKg4oDMOaJigM4V0ABWAFyBFdMR08SCggBEAEYASoCT1oYASIECAEQASgCKAQoBjAB) ## Frequently asked questions ### How much is a flight from BCN to Kingsford Smith Intl. Airport (SYD)? > The lowest price advertised for a round-trip flight between BCN and Kingsford Smith Intl. Airport (SYD) is £827. But you better get moving. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD)? > This differs between airlines, as each has its own terms and conditions. Visit the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033), where you'll find easy-to-follow instructions on how to cancel online. ### How do I find cheap flights from Barcelona Airport to Sydney Airport that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BCN to SYD flights, you'll see a "no change fees" filter for you to select. ### How many hours is the flight from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD)? > Averaging 21 hours, the flight from Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD) is a long one. To make your in-flight experience more enjoyable, remember to pack a good neck pillow and some earplugs. ### How far is the flight from Barcelona Airport to Kingsford Smith Intl. Airport (SYD)? > With a flight distance of 17,200 kilometres from Barcelona Airport (BCN) to Sydney Airport (SYD), this is a long journey. Make sure you drink lots of water and get up to stretch your legs every so often. ### Which airlines fly direct from BCN to Mascot Airport? > Flying directly between Barcelona Intl. Airport (BCN) and Mascot Airport isn't possible at this time. However, you'll still be able to find a flight to Sydney with at least one stop. ### Are Barcelona Intl. Airport (BCN) to Kingsford Smith Intl. Airport (SYD) flight tickets cheaper when they're purchased at the last minute? > Airline tickets from BCN to SYD are available up to 12 months before departure on Expedia. And although you may occasionally pick up great last-minute deal, it's not something you should count on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting trapped in the dreaded middle seat! We're constantly updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials. ## Travel information | Origin airport | Barcelona Intl. | | --- | --- | | Destination airport | Kingsford Smith Intl. | | Airlines serving | Air China, Air Europa, Air France, Asiana Airlines, British Airways, Cathay Pacific, Delta, Emirates, Etihad Airways, Finnair, Iberia, KLM, Lufthansa, Malaysia Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines | | Return price | £826 | | Distance | 17088 km | ## Book with confidence ### Compare flights from Barcelona to Sydney easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Barcelona to Sydney. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Kingsford Smith Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Barcelona Intl. to Kingsford Smith Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Barcelona Intl. (BCN) to Kingsford Smith Intl. (SYD) The easiest way to view the best deals on flights from Barcelona to Sydney today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Barcelona Intl. to Kingsford Smith Intl. start at just £827 and range up to £1,289.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Barcelona and Sydney - booking your flight during October, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Barcelona to Sydney flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Barcelona Intl. to Kingsford Smith Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - [Ahotels in Arncliffe](https://www.expedia.co.uk/Arncliffe-Sydney-Hotels-Ahotels.0-n7593-0--bAhotels.Travel-Guide-Filter-Hotels) - [Beach Resorts & in Arncliffe](https://www.expedia.co.uk/Arncliffe-Sydney-Hotels-Beach-Hotels.0-n7593-0-tBeachHotels.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Arncliffe](https://www.expedia.co.uk/Arncliffe-Sydney-Hotels-Budget-Hotels.0-n7593-0-tBudgetHotels.Travel-Guide-Filter-Hotels) - [Hotels with Parking in Arncliffe](https://www.expedia.co.uk/Arncliffe-Sydney-Hotels-Hotel-With-Parking.0-n7593-0-thotelwithparking.Travel-Guide-Filter-Hotels) - [Marina Hotels in Arncliffe](https://www.expedia.co.uk/Arncliffe-Sydney-Hotels-Marina-Hotel.0-n7593-0-tmarinahotel.Travel-Guide-Filter-Hotels) - [Shopping Hotels in Arncliffe](https://www.expedia.co.uk/Arncliffe-Sydney-Hotels-Shopping-Hotel.0-n7593-0-tshoppinghotel.Travel-Guide-Filter-Hotels) - 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