Title: Cheap Flights to Capital Department - Expedia.co.uk ![condores descanzando en cercanias de las cataratas!](https://images.trvl-media.com/place/2887/c8b9899f-d04a-4a7f-b1e7-b99bcc33b2fa.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by José Faletic ![](https://images.trvl-media.com/place/2887/c8b9899f-d04a-4a7f-b1e7-b99bcc33b2fa.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £158 Cheap Flights to Capital Department [View £158 flight on Thu, 8 Jan 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:AEP,to:PSS,departure:08/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:157.20&airProductToken=AQotCisIwaQBEgQxNzY0GIB5IM-UASic8oEDMIDzgQM4TUAAWAFqAkVQcgRNVUVQEgoIARABGAEqAkFSGAEiBAgBEAEoAigEKAYwAQ) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Flight 1 Leaving from Going to Departing Flight 2 Leaving from Going to Departing [Capital Department Hotels](https://expedia.co.uk/Destinations-In-Capital-Department.d553248635975749861.Hotel-Destinations)[Holiday Rentals in Capital Department](https://expedia.co.uk/Destinations-In-Capital-Department.d553248635975749861.Holiday-Rental-Destinations)[Capital Department Car Hire](https://expedia.co.uk/Destinations-In-Capital-Department.d553248635975749861.Car-Hire-Destinations)[Capital Department Holidays](https://expedia.co.uk/Capital-Department.d553248635975749861.Holidays-City-Breaks) ## Popular airlines to Capital Department - ![Aerolineas Argentinas](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AR.svg) Aerolineas Argentinas - ![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. - ![LATAM Airlines Group](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LA.svg) LATAM Airlines Group - ![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 round-trip flights to Capital Department Prices were available within the past 7 days and start at £158 for one-way flights and £314 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Thu, 15 Jan - Fri, 23 Jan EZE Buenos Aires PSS Posadas £314 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:EZE,to:PSS,departure:15/01/2026TANYT&leg2=from:PSS,to:EZE,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:313.30&airProductToken=AQotCisIwaQBEgQxNzYyGKQmIM-UASj9voIDMOG_ggM4TUAAWAFqAkVQcgRNVUVQCi0KKwjBpAESBDE3NjkYz5QBIKQmKMWfgwMwqaCDAzhNQABYAWoCRVByBE1VRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Mon, 9 Feb - Fri, 13 Feb AEP Buenos Aires PSS Posadas £314 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:09/02/2026TANYT&leg2=from:PSS,to:AEP,departure:13/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:313.30&airProductToken=AQotCisIwaQBEgQxNzYyGIB5IM-UASiJ2IQDMO3YhAM4TUAAWAFqAkVQcgRNVUVQCi0KKwjBpAESBDE3NjMYz5QBIIB5KJWGhQMw-YaFAzhNQABYAWoCRVByBE1VRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Mon, 30 Mar - Sat, 4 Apr AEP Buenos Aires PSS Posadas £325 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:30/03/2026TANYT&leg2=from:PSS,to:AEP,departure:04/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:324.06&airProductToken=AQotCisIwaQBEgQxNzY4GIB5IM-UASjghIkDMMSFiQM4TUAAWAFqAkVQcgRNVUVQCi0KKwjBpAESBDE3NjEYz5QBIIB5KPi4iQMw3LmJAzhNQABYAWoCRVByBE1VRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Wed, 8 Apr - Thu, 16 Apr AEP Buenos Aires PSS Posadas £338 Return found 3 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:08/04/2026TANYT&leg2=from:PSS,to:AEP,departure:16/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:337.60&airProductToken=AQotCisIwaQBEgQxNzY2GIB5IM-UASjn6YkDMMvqiQM4TUAAWAFqAkVGcgRNVUVGCi0KKwjBpAESBDE3NjUYz5QBIIB5KNTBigMwuMKKAzhNQABYAWoCRUZyBE1VRUYSCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Sat, 3 Jan - Sat, 10 Jan AEP Buenos Aires PSS Posadas £350 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:03/01/2026TANYT&leg2=from:PSS,to:AEP,departure:10/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:349.21&airProductToken=AQotCisIwaQBEgQxNzY4GIB5IM-UASjyuYEDMNa6gQM4TUAAWAFqAkVGcgRNVUVGCi0KKwjBpAESBDE3NjkYz5QBIIB5KJWKggMw-YqCAzhNQABYAWoCRUZyBE1VRUYSCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Sat, 3 Jan - Sat, 10 Jan AEP Buenos Aires PSS Posadas £360 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:03/01/2026TANYT&leg2=from:PSS,to:AEP,departure:10/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:359.46&airProductToken=AQotCisIwaQBEgQxNzY4GIB5IM-UASjyuYEDMNa6gQM4TUAAWAFqAkVQcgRNVUVQCi0KKwjBpAESBDE3NjMYz5QBIIB5KOuIggMwz4mCAzhCQABYAWoCRVByBEJVRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Wed, 4 Feb - Sun, 8 Feb AEP Buenos Aires PSS Posadas £360 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:04/02/2026TANYT&leg2=from:PSS,to:AEP,departure:08/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:359.66&airProductToken=AQotCisIwaQBEgQxNzY0GIB5IM-UASiQooQDMPSihAM4QkAAWAFqAkVQcgRCVUVQCi0KKwjBpAESBDE3NjkYz5QBIIB5KJPThAMw99OEAzhNQABYAWoCRVByBE1VRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Sat, 3 Jan - Sat, 10 Jan AEP Buenos Aires PSS Posadas £385 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:03/01/2026TANYT&leg2=from:PSS,to:AEP,departure:10/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:384.71&airProductToken=AQotCisIwaQBEgQxNzY4GIB5IM-UASjyuYEDMNa6gQM4TUAAWAFqAkVGcgRNVUVGCi0KKwjBpAESBDE3NjMYz5QBIIB5KOuIggMwz4mCAzhCQABYAWoCRUZyBEJVRUYSCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Sat, 3 Jan - Sun, 11 Jan AEP Buenos Aires PSS Posadas £408 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:03/01/2026TANYT&leg2=from:PSS,to:AEP,departure:11/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:407.58&airProductToken=AQotCisIwaQBEgQxNzY4GIB5IM-UASjyuYEDMNa6gQM4TUAAWAFqAkVQcgRNVUVQCi0KKwjBpAESBDE3NjUYz5QBIIB5KJSWggMw-JaCAzhZQABYAWoCRVByBFlVRVASCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ![Aerolineas Argentinas](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AR.gif) Mon, 12 Jan - Fri, 16 Jan AEP Buenos Aires PSS Posadas £420 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:AEP,to:PSS,departure:12/01/2026TANYT&leg2=from:PSS,to:AEP,departure:16/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:419.18&airProductToken=AQotCisIwaQBEgQxNzY4GIB5IM-UASixooIDMJWjggM4QkAAWAFqAkVGcgRCVUVGCi0KKwjBpAESBDE3NjMYz5QBIIB5KJ_LggMwg8yCAzhCQABYAWoCRUZyBEJVRUYSCggBEAEYASoCQVIYASIECAEQASgCKAQoBjAB) ## Top tips for booking flights to Capital Department from UK ### Get ready to fly to Capital Department Prepare your luggage and book your flights to Capital Department with Expedia. We offer a seamless flight booking experience, with a wide range of Capital Department plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Capital Department in 2026, we are always available to assist you. Book your flights to Capital Department today and let the adventure begin! ### Find the best tickets to Capital Department To find some of the best tickets to Capital Department in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Capital Department or last-minute flights to Capital Department, you can filter and sort your search results, making it easy to find the ideal flight to Capital Department. ### Airlines fly to Capital Department There are 20 different airlines that fly to Capital Department including some of the most trusted names in the business. To book flights to Capital Department with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Capital Department plane tickets. ### Find the cheapest flights to Capital Department By booking early you may find some of the best deals for Capital Department flights from the UK, including Capital Department direct flights. You can usually find affordable and cheap flights to Capital Department, whether one-way from £158 or round-trip from £314, with Expedia if you book your trip far enough in advance. ### Find the best airports for cheap flights to Capital Department Try searching for different Capital Department airports with Expedia to find some of the cheapest flights to Capital Department. Flights from Buenos Aires (AEP) to Posadas (PSS) usually have the lowest price from £158. ### Why book your flights to Capital Department with Expedia Expedia offers great deals on Capital Department air fares from £158 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Capital Department from the UK, it is also your one-stop shop for booking hotels, car rentals, and more. \*Prices and availability are subject to change. Additional terms apply. ## Capital Department Flights Information | Airlines serving | Aerolineas Argentinas | | ---------------- | --------------------- | | Roundtrip price | from £314 | ## Frequently asked questions ### How do I find cheap flights to Capital Department that have flexible change policies? ### How can I find cheap tickets to Capital Department? ### How much is a flight to Capital Department? ### When is the cheapest time to fly to Capital Department? ### How much is a plane ticket to Capital Department? ### What is the best time to go to Capital Department? ### What months are the cheapest to book a flight to Capital Department? - Top Flights Destinations - Top Capital Department Hotels - Related Airlines ### Top Flight Destinations In Capital Department - [Flights to Posadas ](https://expedia.co.uk/Cheap-Flights-To-Posadas.d2887.Travel-Guide-Flights) - [Flights to Mesopotamia ](https://expedia.co.uk/Cheap-Flights-To-Mesopotamia.d6208836.Travel-Guide-Flights) ### Top Flight Destinations In World - [Flights to United Kingdom ](https://expedia.co.uk/Destinations-In-United-Kingdom.d190.Flight-Destinations) - [Flights to Indonesia ](https://expedia.co.uk/Destinations-In-Indonesia.d81.Flight-Destinations) - [Flights to Mexico ](https://expedia.co.uk/Destinations-In-Mexico.d117.Flight-Destinations) - [Flights to Sweden ](https://expedia.co.uk/Destinations-In-Sweden.d173.Flight-Destinations) - [Flights to South Korea ](https://expedia.co.uk/Destinations-In-South-Korea.d94.Flight-Destinations) - [Flights to Greece ](https://expedia.co.uk/Destinations-In-Greece.d67.Flight-Destinations) - [Flights to Türkiye ](https://expedia.co.uk/Destinations-In-Turkiye.d183.Flight-Destinations) - [Flights to China ](https://expedia.co.uk/Destinations-In-China.d37.Flight-Destinations) - [Flights to Argentina ](https://expedia.co.uk/Destinations-In-Argentina.d8.Flight-Destinations) - [Flights to Germany ](https://expedia.co.uk/Destinations-In-Germany.d64.Flight-Destinations) - [Flights to Colombia ](https://expedia.co.uk/Destinations-In-Colombia.d38.Flight-Destinations) - [Flights to Thailand ](https://expedia.co.uk/Destinations-In-Thailand.d178.Flight-Destinations) - [Flights to Brazil ](https://expedia.co.uk/Destinations-In-Brazil.d23.Flight-Destinations) - [Flights to United States of America ](https://expedia.co.uk/Destinations-In-United-States-Of-America.d201.Flight-Destinations) - [Flights to Japan ](https://expedia.co.uk/Destinations-In-Japan.d89.Flight-Destinations) - [Flights to Philippines ](https://expedia.co.uk/Destinations-In-Philippines.d145.Flight-Destinations) - [Flights to Australia ](https://expedia.co.uk/Destinations-In-Australia.d10.Flight-Destinations) - [Flights to Spain ](https://expedia.co.uk/Destinations-In-Spain.d166.Flight-Destinations) - [Flights to Norway ](https://expedia.co.uk/Destinations-In-Norway.d138.Flight-Destinations) - [Flights to Canada ](https://expedia.co.uk/Destinations-In-Canada.d31.Flight-Destinations) ### Top Capital Department Hotels - [Hotel Maitei Posadas ](https://expedia.co.uk/Posadas-Hotels-Avenida-Ulises-Lopez.h95993113.Hotel-Information) - [Continental Posadas Hotel ](https://expedia.co.uk/Posadas-Hotels-Continental-Posadas-Hotel.h24990493.Hotel-Information) - [BAGU URBANO ](https://expedia.co.uk/Posadas-Hotels-BAGU-URBANO.h89655010.Hotel-Information) - [Bagú Urbano ](https://expedia.co.uk/Posadas-Hotels-Hotel-Urbano-Posadas.h4387932.Hotel-Information) - [La Mision Posadas Hotel ](https://expedia.co.uk/Posadas-Hotels-La-Mision-Posadas-Hotel.h4190115.Hotel-Information) - [Hosteria Maryland ](https://expedia.co.uk/Posadas-Hotels-Hosteria-Maryland.h28950437.Hotel-Information) - [Hostel Sudaka ](https://expedia.co.uk/Garupa-Hotels-Hostel-Sudaka.h112379357.Hotel-Information) - [Julio Cesar Hotel ](https://expedia.co.uk/Posadas-Hotels-Julio-Cesar-Hotel.h15357048.Hotel-Information) - [Hotel Zarek ](https://expedia.co.uk/Posadas-Hotels-Hotel-Zarek.h109404915.Hotel-Information) - [Hotel Posadas ](https://expedia.co.uk/Posadas-Hotels-Hotel-Posadas.h4322712.Hotel-Information) - [Bagu Grand Crucero Posadas ](https://expedia.co.uk/Posadas-Hotels-Grand-Crucero-Posadas-Express.h16512014.Hotel-Information) - [3-bedroom apartment in lovely Posadas with AC, WiFi. Enjoy your stay ](https://expedia.co.uk/Posadas-Hotels-3-Bedroom-Apartment-In-Lovely-Posadas-With-AC.h115390216.Hotel-Information) - [Hotel Colon ](https://expedia.co.uk/Posadas-Hotels-Hotel-Colon.h4478730.Hotel-Information) - [Charming 2-bedroom apartment in welcoming Posadas with AC ](https://expedia.co.uk/Posadas-Hotels-Charming-2-Bedroom-Apartment-In-Welcoming-Posadas-With-AC.h115640085.Hotel-Information) - [2-bedroom apartment in welcoming Posadas with AC, WiFi. Enjoy your stay ](https://expedia.co.uk/Posadas-Hotels-2-Bedroom-Apartment-In-Welcoming-Posadas-With-AC.h115653348.Hotel-Information) - [Casa La Canela, ideal to rest from trips, with family or alone. ](https://expedia.co.uk/Garupa-Hotels-Casa-La-Canela.h111928981.Hotel-Information) ### Related Airlines - [Amber Air ](https://expedia.co.uk/Amber-Air-Flights.c0A.Travel-Guide-Airlines) - [BlueAir ](https://expedia.co.uk/BlueAir-Flights.c0B.Travel-Guide-Airlines) - [Catovair ](https://expedia.co.uk/Cobra-Aviation-Flights.c0C.Travel-Guide-Airlines) - [Darwin Airline SA Lugano ](https://expedia.co.uk/Darwin-Airline-SA-Lugano-Flights.c0D.Travel-Guide-Airlines) - [Evergreen International ](https://expedia.co.uk/Evergreen-International-Flights.c0E.Travel-Guide-Airlines) - [Ghadames Air Transport ](https://expedia.co.uk/Ghadames-Air-Transport-Flights.c0G.Travel-Guide-Airlines) - [Aircompany Kokshetau ](https://expedia.co.uk/AirCompany-Kokshetau-Flights.c0K.Travel-Guide-Airlines) - [Vietnam Air Service Co. ](https://expedia.co.uk/Vietnam-Air-Service-Co-Flights.c0V.Travel-Guide-Airlines) - [West Caribbean Costa Rica ](https://expedia.co.uk/West-Caribbean-Costa-Rica-Flights.c0W.Travel-Guide-Airlines) - [Olympus Airways ](https://expedia.co.uk/Olympus-Airways-Flights.c11.Travel-Guide-Airlines) \*Available to Expedia members.