Due to the health context, please take note of the information below: 

Sanitary measures on board the buses 
It is mandatory to wear a mask in the bus station, near the vehicle and on board during the entire trip. As far as seats are available, passengers are invited to sit at a good distance from other passengers.
The vehicles assigned to the AEROCAR line are subject to an enhanced cleaning by spraying virucide in the passenger compartment. Like passengers, our drivers wear a mask.
A hydroalcoholic gel dispenser is available when boarding the bus. 
Customers load and retrieve their own luggage from the holds.
To enter Switzerland from France
You must present a negative PCR test dating less than 72 hours. At the airport, the control is done before boarding the plane. If the PCR test result is not available quickly enough, it is possible to present the result of a rapid antigenic test performed less than 24 hours before boarding. Please note! However, you must be able to present the negative result of a PCR test performed less than 72 hours before boarding in case of a control at the Swiss border.

For more information, you can also consult the website of the  Consulate general of France in Geneva

To enter France from Switzerland
Sanitary measures apply to all travelers before departure and upon arrival in France. In addition, there are restrictions on access to French territory depending on the country of origin of travelers (check with your airline or the embassy of the country of origin).
  • A negative PCR test less than 72 hours old is required as well as a declaration on honour attesting that you do not have any symptoms of covid-19 infection, 
  • not to have been in contact with a confirmed case of covid-19 in the 14 days preceding the trip, (for persons aged 11 years and older) to accept that a virological screening test or biological examination for SARS-CoV-2 can be performed upon arrival in the country.
This information is indicative and may change. Do not forget to check the travel conditions with your airline.
Travelers agree to respect the French and Swiss health regulations French and Swiss health regulations in force on the day of their travel. Aerocar cannot be held responsible in case of absence or non-conformity of non-conformity of these sanitary receipts.
Security at the airport and respect for barrier measures
The Geneva Airport terminal has put in place measures to guarantee the safety of passengers at all times: social distance and compulsory wearing of masks, disinfectant dispensers at key points, ground markings (stickers, bollards) to remind passengers of distances and avoid crossing flows, reinforced professional cleaning service for areas and objects in contact (ramps, buttons, handles, bins for dropping off objects at security, ticket counters, etc.).
You can find all the information and measures related to COVID-19 on the Geneva Airport website, including the necessary PCR tests:
COVID screening center
Geneva Airport has a screening center on its premises. It is open 7 days a week and can be visited by appointment. All informations here.