With “Onexchange S.A.”… your transactions become:


Cost effective…

Take full advantage of:

  • Our Special pricing service ‘Click & Collect’.
  • Our special rates and deals for the currency you need by contacting our central branch at 800 11 39900.
  • Our ‘Buy / Sell Back’ service to refund you EXACTLY the money you gave us in your initial transaction.
  • Control your budget buying your currency before your flight and estimate accurately every cost.




  • Our branches in Athens and Piraeus are open 365 days a year from 9:00 am to 9:00 pm, while three branches at Athens International Airport operate 24 hours a day..
  • Of course it is available! You can sell or buy any main currency with a simple visit to any of our branches.
  • We deliver your order at your place in a day and time that works for you with a simple phone call at: 800 11 39900.
  • Our experienced, attentive and polite staff will serve you quickly and professionally.



Our years of expertise and our longstanding collaborations with the Athens International Airport, the Port Authority of Piraeus, the biggest Tour Operators and Hotel Groups in the country, testify:
Reliability, Trust and Confidence in the hundreds of thousands of customers we serve every year with great honor.


Our services:


  • Currency exchange
    We buy and sell more than 50 different currencies at the best market prices.
  • Money Transfers
    Send money worldwide with the Western Union service.
  • VAT refund to non EU residents in partnership with Global Blue and Premier Tax Refund firms.
  • Travel insurance in partnership with Mondial Assistance.