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Why travel with KLR?
Comfortable and large seats
Comfortable XXL seats with up to 80 cm spacing between them.
Internet from Starlink
Stay connected and visit your favorite sites throughout your journey.
Loyalty program
Get cashback for every ticket purchased.
Connections network
We travel to over 15 European countries comfortably and safely.
Questions - Answers
The Donostia-San Sebastian – Sumy route is served by the reliable carrier KLR Bus, which operates regular trips across Ukraine and Europe.
KLR Bus is known for its modern buses, experienced drivers, high level of comfort, and affordable prices.
We recommend booking your Donostia-San Sebastian – Sumy bus ticket online on the official KLR Bus website or via our mobile app. Download it via the link.
When booking, you can select your preferred seat on the bus for a more comfortable journey.
The bus departs from Euskadi Low Cost-Donostia. You can view this location on Google Maps using this link. Please note that the exact departure address will be specified on your ticket.
The bus arrives at Bilia magazinu "Zolotii vik". Open Google Maps using this link to check the details. The exact arrival location for your selected trip will be indicated on your ticket.
A day before departure, we'll send you an SMS with your bus number.
If your trip includes a transfer, the driver will inform you about the connecting bus and platform.
Once purchased online, your electronic ticket will be sent to your email.
You can also find it in your personal account on our website or in the mobile app.
If you're traveling on KLR Bus branded routes, there's no need to print your ticket – simply show it on your phone, smartphone, or tablet. It's convenient and eco-friendly! Tickets for partner routes also do not require printing.
Each passenger may bring two suitcases weighing up to 20 kg each (maximum size 90x60x40 cm), plus one piece of hand luggage up to 5 kg.
Yes, you can travel with pets on KLR Bus branded routes. Depending on your pet's size and weight, specific rules apply – please check them via this link.
For a comfortable trip, use a solid-bottom carrier and prepare all necessary documents for border crossing (details via link).
A separate ticket at full fare is required for transporting a pet.
To quickly request a refund for your Donostia-San Sebastian – Sumy bus ticket, purchased on our website, please send an email to info@klr.com.ua with the following details:
Passenger's full name
Ticket or order number
Travel date
Route name (departure and destination)
You'll receive a refund form template in reply. Please note, the refund process may take up to 10 banking days.
Yes, you can reschedule your ticket for another date by paying the difference between the original amount and the full fare of the new ticket.
If you're late, please call our contact center immediately – our team will provide all the necessary information and assistance.
The best way to travel from Donostia-San Sebastian to Sumy is by bus. It's not only comfortable but also one of the most affordable and convenient ways to travel across Ukraine and Europe. With KLR Bus, you don't need to waste time looking for tickets at stations – you can buy your bus ticket online in just a few minutes. A trip with KLR Bus guarantees safety and comfort. All our buses feature comfortable seats, generous legroom, air conditioning, Starlink Wi-Fi, free drinks, and other amenities that make your transfer even more enjoyable.
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