The Air Transport Settlement System (ATSS) supports sales of ancillary services of the Providers:

Hotel Booking - CITY TRAVEL, LLC

In April 2013, TCH and CITY TRAVEL, a provider ancillary services, signed agreement on sale of ancillary services issued on the ATSS electronic documents. CITY TRAVEL, LLC has its own system (website) designed for reservation of hotel, villa and apartments worldwide - Over 356,000 hotels around the globe, incl. over 5,000 hotels in Russia, are available for reservation.

CITY TRAVEL’s system supports both net prices and prices with commission.

Why City Tr​avel​

  • Handy search of hotels through multiple criteria
  • Convenient functions of "My Account" enabling to get accounting documents in the online mode
  • Flexible commission calculation
  • Settlement via TCH
  • Unlimited access to all CityTravel's services without need to credit a deposit or render financial guarantees
  • An option to create subagent accounts and arrangement of an in-house subagent network to sell hotel services

The settlements for sale of hotel services via are made between the accredited agency and TCH in the framework of unified settlement for ancillaries. Based on e-data, TCH prepares a settlement report for sold ancillaries over the reporting ten-day period for the accredited agency in electronic format and based on a Liability Notification the agency remits monies to TCH. 

To see the Quote, please click here

CITY TRAVEL's booking terms and conditions.

To join City Travel's project, please file an application for registration (description) to TCH:

   CityTravel's video tutorials

How to search a hotel



Hotel Info



How to select a hotel room 



Airport Passenger Services - Passenger-Center Service, LLC 

The ATSS supports reservation of passenger services (VIP and Business lounges) in airports provided by Aviacenter VIP Service.

The airport passenger services are booked in terminal of GDS Sirena-Travel and issued on the ATSS electronic documents. To enter the system, use the LOUNGE button on the toolbar of GDS Sirena-Travel's terminal.
The system offers 4 basic operation modes:

  • Airports – search and display of airport details
  • Reservation – application for VIP/Business lounge
  • News – airport discounts and promos
  • History – history of applications registered by manager; cancellation, printing, emailing of application

To join the project of reservation and issuance of airport passenger services, the accredited agencies need to apply to TCH. Sale will be open for these POSs, as applied.

The settlements for the sale of airport services are made between the accredited agency and TCH in the framework of unified settlements for ancillaries. Based on e-data, TCH prepares a settlement report for sold services over the reporting ten-day period in electronic format and communicates it to the accredited agency, and based on a Liability Notification, the agency remits monies to TCH.
Why airport services:

  • Sales settlement between accredited agencies and TCH in the framework of unified settlement for ancillaries
  • Reservation and ticketing of air travel and airport ancillary services via one terminal of GDS Sirena-Travel
  • No extra authorization is required (no extra logins and passwords)
  • More options of additional services and extra income
  • Free training of agency staff on sales methods and specifics of airport passenger services

Aeroexpress Tickets – Aeroexpress, LLC

The ATSS supports the sale of Aeroexpress's train tickets in the terminal of GDS Sirena-Travel issued on ATSS e-documents. The system is accessed by clicking the 'Aeroexpress' button on the toolbar of Sirena-Travel terminal.

To connect/disconnect to sales of Aeroexpress's train tickets, please, file an application via TCH Connect (Ancillary Services Sale Connection/Disconnection Application Form for Agencies).

Aeroexpress Tickets Issuance In Neutral Session Manual for ticketing agents is posted to Sirena-Travel's website:

Settlements for Aeroexpress's tickets (documents) sales are made between the accredited agencies and TCH, as agreed in Model Agreement. Based on e-data, TCH communicates to the accredited agency an electronic exchange file and settlement report for sold ancillaries over the reporting ten-day period; the amounts of sold ancillaries are included into the Liabilities Notification under Model Agreement.

Why Aeroexpress:

  • Settlements for sales are made between accredited agencies and TCH in the framework of unified settlement for ancillaries
  • Air and Aeroexpress's services are booked and issued both in one terminal of GDS Sirena-Travel
  • No additional authorization is required (no extra logins and passwords)
  • More options of additional services and extra income


Bus services (Fly&Bus) - United Transport Directorate, Autonomous Non-Commercial Organization (UTD, ANO) (2019 summer navigation completed)

The ATSS supports the sales of bus services to/from Sochi airport to the resort towns of Abkhazia operated by ANO “United Transport Directorate” (code Э2, accounting code 45K) as a part of FLY&BUS Project.

In GDS Sirena-Travel you may book connections from the airport of Sochi to the towns of Abkhazia (Gagra, Pitsunda, Gudauta, Novy Afon, Sukhum) and return. Ticket sale/issuance rules, bus tickets sale rules, and Pick-Up and Drop-Off plans are posted to IS ISTOK 2.

The settlements for sold bus services shall be made between Accredited agency and TCH as regulated by the Model Agreement.

Bus services - Management Company AVIASERVICE, LLC


The Air Transport Settlement System (ATSS) supports the sales of bus services from/to Voronezh airport in terminal of GDS Sirena-Travel.

Bus carriages are provided both as a separate service and as a part of intermodal service (airplane + bus) by Management Company AVIASERVICE, LLC (code 6Ю).

Voronezh International Airport, a fast developing transport hub and the airport number 1 in the Central Black Earth Region, is implementing a unique project aimed to establish bus express connections between the largest neighboring cities. Thanks to the airport transfer services, the citizens of Lipetsk, Yelets, Tambov, Michurinsk, Kursk, Saratov, Borisoglebsk, Rossosh, Liski, Belgorod, Stary Oskol now can benefit from the flight programs from/to Voronezh.

For more details about the service, ticket sales rules and list of stopping stations, please refer to Information System ISTOK 2, Provider’s page (6Ю).

It is also possible to arrange sale of bus and intermodal transport services on your web site.

The settlements for sale of bus tickets is made between the accredited agency and TCH, as agreed in the Model Agreement.



The new Insurance service will enable travel agents to provide insurance policies to their clients. Various insurance plans of such companies as Renaissance Insurance Group, JSC, Ingosstrakh, IPJSC, VTB Insurance, Limited and other are made available.

Insurance companies offer a broad range of insurance packages including protection against accidents, baggage loss, changes to flight times, disruption of connections both due to a fault of carrier or passenger for all types of transport, and medical coverage for travelers abroad.

The ATSS supports sale of insurances to air and rail passenger transportation in terminal of GDS Sirena-Travel.

The sale of insurance policies will be opened in all POSs and for every ticketing agents of your agency, without a need to apply separately.

The line of insurance products for air and other types of passengers is going to be extended soon!

The settlements for sale of insurance policies are made between accredited agency and TCH, as agreed in the Model Agreement.