You need to fill in a standard Application form to return your ticket
Fill in the Application according to the currency the ticket was paid in: 
  • Application to refund a ticket paid in hryvnias (download). 
  • Application to refund a ticket paid in zlotys (download). 
Pay attention that all fields must be filled in. Information must be complete, up-to-date and true for the moment of filling in the Application. In case you send the Application containing incomplete or false information, it won’t be considered and money won’t be returned.

After this you need to scan the filled application, the 1st and the 2nd pages of your passport and identification code (if you have no code, then scan a passport page containing this mark) and send them to refund@combiway.com
According to art. 901 of the Civil Code of Ukraine, one Party (executor) undertakes under the order of another Party (customer) to provide a service, which is consumed in the process of performance of a certain activity, and the Customer undertakes to pay for the service provided unless otherwise provided in the agreement.
There is a Public Offer Agreement concluded between  "COMBIWAY UKRAINE" and Customer/Passenger/ Payer which can be found at https://combiway.com. According to the stipulations of this Agreement, a Payer must present a copy of his passport and identification code for refund. In case a person has no identification code according to his/her religious convictions, he/she must give a copy of passport with the corresponding mark.
Refund applications are fixed from 9:30 a.m. to 19:00 p.m. in working days and from 10.00 a.m. to 17.00 p.m. at weekend..
The ticket is not to be cancelled and money is not to be refunded without a filled application sent to the above-mentioned e-mail.
Sum of deductions for unused ticket is established individually by a carrier and depends on time from the moment the application was received to the moment of bus departure.
You need to call to our office and ask the amount from a manager in order to calculate the exact sum of your ticket refund.
The money will be returned in the same way that ticket payment was made, according to payment details and to a person who paid for the ticket.
Pay-back period is about 30 calendar days.