World Sustainability Symposium (WSS)

Madrid, Spain
3 - 4 October


As governments are now aligned with the industry’s commitment to decarbonize aviation by 2050, IATA's World Sustainability Symposium (WSS) will bring together industry and governments to debate and discuss the key enablers for aviation’s successful decarbonization.

The aim of WSS is to gather and support the global community of sustainability experts needed to realize aviation’s biggest challenge ever.

The first edition of WSS will take place on 3-4 October 2023 in Madrid, Spain.

Why should you join?

The WSS will facilitate critical discussions, in seven key areas:

  • The overall strategy to achieve net zero emissions by 2050
  • The crucial role of government and policy support
  • Effective implementation of sustainability measures
  • Financing the energy transition
  • Measuring, tracking and reporting emissions
  • Addressing non-CO2 emissions
  • The significance of value chains

Who will you meet?

The WSS will bring together a diverse group of delegates and representatives including:

  • Airlines
  • OEMs
  • ANSPs
  • Airports
  • Solution providers
  • Policy-makers
  • Regulators
  • Banking and financial institutions
  • Researchers
  • Thought-leaders

Hear more about WSS with IATA's SVP Sustainability and Chief Economist                                                                                   
IATA World Sustainability Symposium - Why is it so important?



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Destination & Venue


Madrid is a modern, metropolitan city, as well as the capital and financial center of Spain. The city is full of great monuments and architecture, such as the royal palace or the Plaza Mayor, and many museums, such as the museum Del Prado, Reina Sofia or Thysse.

> Weather in Madrid
> More information about Madrid





Marriott Auditorium

Marriott Auditorium is located between Madrid Barajas International Airport and the city center. Hosting IATA's first WSS, Marriott's Hotel & Conference Center ingrains environmental stewardhip and social responsibility into every aspect of their business - from thoughtfully sourced cuisine to meticulously designed accommodations. The hotel invites attendees to be part of this momentous event and book their sustainable stay today. Further information about the hotel's sustainable practices can be found on their dedicated website.

Visa Requirements

The IATA TravelCentre provides passport, visa, health advice, and much more. Visit the IATA TravelCentre!



Registration Type Regular Rate
IATA Member Airline €660.00
IATA Strategic Partner €1,563.00
Regulator/Government/Airport €1,655.00
General Public €1,840.00

Please contact us for any questions you may have at 


IATA WSS Program

View the official WSS 2023 Program (pdf)


Showcase your products and services to industry leaders, governments, international organizations, and subject matter experts. For information on sponsorship and exhibition opportunities at the World Sustainability Symposium, please complete the form and a member of our team will be in touch.



Host Airline

Gold Sponsor

Media Partners


Our Diversity & Inclusion Pledge

IATA believes that diversity of culture, gender, age, orientation and experience boosts the success of the aviation industry. We actively encourage aviation professionals with diverse profiles to contribute to our events as speakers, panelists, facilitators, or in any other way.

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