Title: £470 Cheap Flights from Buenos Aires to Seattle (EZE to SEA) - Expedia.co.uk ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178307/82efb684-8d05-4b09-b7ea-52d5ab4ea1ac.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £470 Cheap Flights from Buenos Aires (EZE) to Seattle (SEA) [View £470 flight on Sat, 6 Dec 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:EZE,to:SEA,departure:06/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:469.70&airProductToken=AQqbAQozCMOaARIDMzY0GKQmIO_EASjz_f4CMK6B_wI4VEAAWAFqB0NMQVNTSUNyCFRMQTlPWjFOCjQIw5oBEgMzMDIY78QBIIu4ASicg_8CMNSG_wI4VEABWAFqB0NMQVNTSUNyCFRMQTlPWjFOCi4IwaYBEgM1MDQYi7gBIJIBKMSK_wIw-Yv_AjhPQAFYAWoCTUFyCE9IMk9BVU1OEgoIARABGAEqAkNNGAEiBAgBEAEoAigDKAQwAQ) - [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 Ministro Pistarini Intl. Airport (EZE) to Seattle-Tacoma International Airport (SEA) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:eze,to:sea,departure:04/11/2025TANYT&leg2=from:sea,to:eze,departure:11/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:eze,to:sea,departure:04/11/2025TANYT&leg2=from:sea,to:eze,departure:11/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:eze,to:sea,departure:04/11/2025TANYT&leg2=from:sea,to:eze,departure:11/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![LATAM Airlines Group](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LA.svg) LATAM Airlines Group [](https://www.expedia.co.uk/Flights-Search?leg1=from:eze,to:sea,departure:04/11/2025TANYT&leg2=from:sea,to:eze,departure:11/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LA"}}]) - ![Copa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_CM.svg) Copa [](https://www.expedia.co.uk/Flights-Search?leg1=from:eze,to:sea,departure:04/11/2025TANYT&leg2=from:sea,to:eze,departure:11/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"CM"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.co.uk/Flights-Search?leg1=from:eze,to:sea,departure:04/11/2025TANYT&leg2=from:sea,to:eze,departure:11/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![GOL Linhas Aereas S.A.](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_G3.svg) GOL Linhas Aereas S.A. [](https://www.expedia.co.uk/Flights-Search?leg1=from:eze,to:sea,departure:04/11/2025TANYT&leg2=from:sea,to:eze,departure:11/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"G3"}}]) ![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 Buenos Aires (EZE) to Seattle (SEA) Prices were available within the past 7 days and start at £470 for one-way flights and £758 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £758 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:757.90&airProductToken=AQpmCjEIwYIBEgM5OTYYpCYgo7EBKNr0_wIw3_n_AjhCQABYAWoFQkFTSUNyCE9MWDdNWEJaCjEIwYIBEgM3NjcYo7EBIJIBKNf6_wIw4_z_AjhCQAFYAWoFQkFTSUNyCE9MWDdNWEJaCmUKMQjBggESBDMzMDYYkgEgjAIo24SBAzC7h4EDOEJAAFgBagVCQVNJQ3IIT0xYN01YQloKMAjBggESAzkzMxiMAiCkJii4iIEDMNSMgQM4QkABWAFqBUJBU0lDcghPTFg3TVhCWhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £758 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:757.90&airProductToken=AQpsCjQIxJgBEgMxMTAYpCYg4Fwo-_P_AjDn-P8COEVAAFgBaglNQUlOQkFTSUNyCFZMWEY2U0JPCjQIxJgBEgM3NzQY4FwgkgEog_v_AjDY_f8COEVAAVgBaglNQUlOQkFTSUNyCFZMWEY2U0JPCmwKNAjEmAESAzU0MhiSASDgXCiwhIEDMNGGgQM4RUAAWAFqCU1BSU5CQVNJQ3IIVkxYRjZTQk8KNAjEmAESAzEwMRjgXCCkJiidh4EDMPCLgQM4RUABWAFqCU1BSU5CQVNJQ3IIVkxYRjZTQk8SCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![LATAM Airlines Group](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LA.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £782 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:781.90&airProductToken=AQqQAQotCMyCARIDNTQyGKQmIIwCKKjv_wIwv_P_AjhRQABYAWoCU0xyCFFMWVNMOTZCCi4IxJgBEgM0NTAYjAIgi7gBKPf5_wIw1vz_AjhWQAFYAWoCU0xyCFFMWVNMOTZCCi8IxJgBEgQxMDQ1GIu4ASCSASic_f8CMNT-_wI4VkABWAFqAlNMcghRTFlTTDk2QgpfCi4IzIIBEgQ2MzczGJIBIIwCKO2CgQMw1YWBAzhRQABYAWoCU0xyCFFMWVNMOTZCCi0IzIIBEgM1NDMYjAIgpCYoi4iBAzCTjIEDOFFAAVgBagJTTHIIUUxZU0w5NkISCggBEAEYASoCTEEYASIECAEQASgCKAQoBjAB) ![LATAM Airlines Group](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LA.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £788 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:787.70&airProductToken=AQqQAQouCMyCARIEMjQ2NBikJiCLYij07f8CMIzw_wI4UUAAWAFqAlNMcghRTFlTTDk2QgouCMyCARIEMjQ4MhiLYiDgXCjr8P8CMKP0_wI4UUABWAFqAlNMcghRTFlTTDk2QgouCMyCARIENjEwNRjgXCCSASiM9f8CMN73_wI4UUABWAFqAlNMcghRTFlTTDk2QgpfCi4IzIIBEgQ2MzczGJIBIIwCKO2CgQMw1YWBAzhRQABYAWoCU0xyCFFMWVNMOTZCCi0IzIIBEgM1NDMYjAIgpCYoi4iBAzCTjIEDOFFAAVgBagJTTHIIUUxZU0w5NkISCggBEAEYASoCTEEYASIECAEQASgCKAQoBjAB) ![LATAM Airlines Group](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LA.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £793 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:792.30&airProductToken=AQqQAQouCMyCARIEMTQzNhikJiCLYijl7f8CMP3v_wI4UUAAWAFqAlNMcghRTFlTTDk2QgouCMyCARIEMjQ4MhiLYiDgXCjr8P8CMKP0_wI4UUABWAFqAlNMcghRTFlTTDk2QgouCMyCARIENjEwNRjgXCCSASiM9f8CMN73_wI4UUABWAFqAlNMcghRTFlTTDk2QgqOAQouCMyCARIENjM3MxiSASCMAijtgoEDMNWFgQM4UUAAWAFqAlNMcghRTFlTTDk2QgotCMyCARIDNTAzGIwCINJYKLSGgQMwo4qBAzhRQAFYAWoCU0xyCFFMWVNMOTZCCi0IzIIBEgM1NDIY0lggpCYoh4uBAzD_i4EDOFFAAVgBagJTTHIIUUxZU0w5NkISCggBEAEYASoCTEEYASIECAEQASgCKAQoBjAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £847 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:846.70&airProductToken=AQppCjII1YIBEgM4MTgYpCYgiDgowfT_AjCo-f8COFRAAFgBagdFQ09OT01ZcghUTlg2RDBFTgozCNWCARIEMjA1NxiIOCCSASiu-_8CMNr9_wI4VEABWAFqB0VDT05PTVlyCFROWDZEMEVOCp0BCjII1YIBEgM2NDMYkgEgsnEoiYKBAzCZg4EDOFRAAFgBagdFQ09OT01ZcghUTlg2RDBFTgozCNWCARIEMjMyMhiycSCIOCiDhIEDMO-FgQM4VEABWAFqB0VDT05PTVlyCFROWDZEMEVOCjII1YIBEgM4MzEYiDggpCYovoaBAzCMi4EDOFRAAVgBagdFQ09OT01ZcghUTlg2RDBFThIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAE) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £880 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:879.90&airProductToken=AQpsCjQIxJgBEgMxMTAYpCYg4Fwo-_P_AjDn-P8COEVAAFgBaglNQUlOQkFTSUNyCFZMWEY2U0JPCjQIxJgBEgM0NDQY4FwgkgEo7vn_AjDL_P8COEVAAVgBaglNQUlOQkFTSUNyCFZMWEY2U0JPCmwKNAjEmAESAzU1NBiSASDgXCjHg4EDMOmFgQM4RUAAWAFqCU1BSU5CQVNJQ3IIVExYTDVOQkkKNAjEmAESAzEwMRjgXCCkJiidh4EDMPCLgQM4RUABWAFqCU1BSU5CQVNJQ3IIVExYTDVOQkkSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![LATAM Airlines Group](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LA.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £893 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:892.30&airProductToken=AQqQAQouCMyCARIEMjQ2NBikJiCLYij07f8CMIzw_wI4UUAAWAFqAlNMcghRTFlTTDk2QgouCMyCARIEMjQ4MhiLYiDgXCjr8P8CMKP0_wI4UUABWAFqAlNMcghRTFlTTDk2QgouCMyCARIENjEwNRjgXCCSASiM9f8CMN73_wI4UUABWAFqAlNMcghRTFlTTDk2QgpeCi0IwaYBEgMzMDQYkgEgjAIo0IKBAzCzhYEDOE5AAFgBagJTTHIITkxYU0xIV0UKLQjMggESAzU0MxiMAiCkJiiLiIEDMJOMgQM4TkABWAFqAlNMcghOTFhTTEhXRRIKCAEQARgBKgJMQRgBIgQIARABKAIoBCgGMAE) ![LATAM Airlines Group](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LA.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £897 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:896.90&airProductToken=AQqQAQouCMyCARIEMTQzNhikJiCLYijl7f8CMP3v_wI4UUAAWAFqAlNMcghRTFlTTDk2QgouCMyCARIEMjQ4MhiLYiDgXCjr8P8CMKP0_wI4UUABWAFqAlNMcghRTFlTTDk2QgouCMyCARIENjEwNRjgXCCSASiM9f8CMN73_wI4UUABWAFqAlNMcghRTFlTTDk2QgqNAQotCMGmARIDMzA0GJIBIIwCKNCCgQMws4WBAzhOQABYAWoCU0xyCE5MWFNMSFdFCi0IzIIBEgM1MDMYjAIg0lgotIaBAzCjioEDOE5AAVgBagJTTHIITkxYU0xIV0UKLQjMggESAzU0MhjSWCCkJiiHi4EDMP-LgQM4TkABWAFqAlNMcghOTFhTTEhXRRIKCAEQARgBKgJMQRgBIgQIARABKAIoBCgGMAE) ![Copa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/CM.gif) Tue, 16 Dec - Mon, 29 Dec EZE Buenos Aires SEA Seattle £995 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:SEA,departure:16/12/2025TANYT&leg2=from:SEA,to:EZE,departure:29/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:994.10&airProductToken=AQqbAQozCMOaARIDNDM5GKQmIO_EASib6v8CMNjt_wI4T0AAWAFqB0NMQVNTSUNyCE9BQUFPWjFOCjQIw5oBEgMzNjAY78QBIIu4ASjn7v8CMJLy_wI4T0ABWAFqB0NMQVNTSUNyCE9BQUFPWjFOCi4IwaYBEgM2OTgYi7gBIJIBKOnz_wIwmfX_AjhPQAFYAWoCTUFyCE9IMkVYVk1OCpwBCi8IwaYBEgQxMzM4GJIBIIu4ASibiIEDMMSJgQM4TkAAWAFqAk1BcghOSDJFQVZNTgo0CMOaARIDMzA2GIu4ASDvxAEor4qBAzC5jYEDOFRAAVgBagdDTEFTU0lDcghUTEE5T1oxTgozCMOaARIDMjE5GO_EASCkJijnjoEDMJuSgQM4VEABWAFqB0NMQVNTSUNyCFRMQTlPWjFOEgoIARABGAEqAkNNGAEiBAgBEAEoAigDKAQwAQ) ## Frequently asked questions ### How much is a flight from EZE to Sea-Tac Airport? > Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Ministro Pistarini Intl. Airport (EZE) and SEA start from £758. Book today to secure the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Ezeiza International Airport to Seattle - Tacoma Intl. Airport (SEA)? > Most flights can be cancelled online, but every air carrier has its own set of terms and conditions. If you do need to cancel your flight, visit our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from Ezeiza International Airport to Seattle - Tacoma Intl. Airport (SEA) 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 Buenos Aires Ezeiza Airport to SEA flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from EZE to Sea-Tac Airport? > The distance is around 11,100 kilometres, so fill your carry-on luggage with all you need to make the long journey comfortable. Not sure what to take on board your Ezeiza to SeaTac flight? A sleep mask, earplugs and a travel pillow are among the essentials. ### Which airlines fly direct from EZE to Sea-Tac Airport? > Flying nonstop between Ezeiza International Airport and Sea-Tac Airport isn't possible at present. However, you'll still be able to find a flight to SeaTac with at least one stop. ### Are Ministro Pistarini Intl. Airport (EZE) to SEA flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Ezeiza International Airport to SEA last minute could be your ticket to a great deal. However, it could end up costing you a whole lot more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time. ## Travel information | Origin airport | Ministro Pistarini Intl. | | --- | --- | | Destination airport | Seattle - Tacoma Intl. | | Return price | £758 | | Distance | 11063 km | ## Book with confidence ### Compare flights from Buenos Aires to Seattle easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Buenos Aires to Seattle. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Seattle - Tacoma Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Ministro Pistarini Intl. to Seattle - Tacoma 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 Ministro Pistarini Intl. (EZE) to Seattle - Tacoma Intl. (SEA) The easiest way to view the best deals on flights from Buenos Aires to Seattle 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 Ministro Pistarini Intl. to Seattle - Tacoma Intl. start at just £758 and range up to £995.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Buenos Aires and Seattle - booking your flight during December, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Buenos Aires to Seattle flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Ministro Pistarini Intl. to Seattle - Tacoma 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. 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