Trip.com
>
Flights
>
Flights to Slovakia
>
Flights to Kosice Region
>
Flights to Kosice
Hotels in Kosice
>
Flights from Ostrava to Kosice

Search cheap flights from Ostrava to Kosice in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at €115, and round-trip tickets start at €196.

      • OSR 05:20
        7h 10m
        1 stop
        KSC 12:30
        Ostrava - Kosice | Mon, Jan 12 | LOT Polish Airlines
        KSC 05:15
        8h 55m
        1 stop
        OSR 14:10
        Kosice - Ostrava | Thu, Jan 15 | LOT Polish Airlines
        €196 €651
        70% OFF
        70% OFF
        €651 €196
      • OSR 17:20
        6h 55m
        1 stop
        KSC 00:15
        Ostrava - Kosice | Wed, Jan 7 | LOT Polish Airlines
        KSC 05:15
        8h 55m
        1 stop
        OSR 14:10
        Kosice - Ostrava | Thu, Jan 8 | LOT Polish Airlines
        €301 €651
        54% OFF
        54% OFF
        €651 €301
      • OSR 05:20
        7h 10m
        1 stop
        KSC 12:30
        Ostrava - Kosice | Mon, Dec 22 | LOT Polish Airlines
        KSC 13:05
        25h 5m
        1 stop
        OSR 14:10
        Kosice - Ostrava | Mon, Dec 29 | LOT Polish Airlines
        €326 €651
        50% OFF
        50% OFF
        €651 €326
      • OSR 05:20
        7h 10m
        1 stop
        KSC 12:30
        Ostrava - Kosice | Mon, Dec 29 | LOT Polish Airlines
        KSC 13:05
        25h 5m
        1 stop
        OSR 14:10
        Kosice - Ostrava | Mon, Jan 5 | LOT Polish Airlines
        €456
        30% OFF
        €651 €456
      • OSR 13:00
        17h 25m
        1 stop
        KSC Invalid Date
        Ostrava - Kosice | Thu, Dec 11 | Normal Airline
        KSC 15:00
        6h
        Nonstop
        OSR 16:00
        Kosice - Ostrava | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Ostrava to Kosice are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Ostrava to Kosice Flight Details

The distance between Ostrava and Kosice is about 254.84 km. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is December.

Cheapest one-way flight price€115
Cheapest return ticket price€196
Cheapest monthDecember
Peak season for travelJuly
Flight distance254.84 km

When is the cheapest time to book flights from Ostrava to Kosice?

The cheapest time to fly from Ostrava to Kosice: Dec 21 to Dec 28 — one-way prices start at €114.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Ostrava to Kosice (OSR-KSC)?

    Based on Trip.com data, LOT Polish Airlines offers one-way fares as low as €115 on Cheapest nonstop routes (e.g. OSR to KSC on Mon, Dec 22), while LOT Polish Airlines offers Cheapest nonstop round-trips from €196 departing on Mon, Jan 12 and returning on Thu, Jan 15.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Ostrava to Kosice is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Ostrava to Kosice, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Dec 22, with one-way flights priced at just €115.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is LOT Polish Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Kosice travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Ostrava to Kosice is December, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Ostrava to Kosice on December 22, 2025 with LOT Polish Airlines, with prices starting at €325.
  • The time difference between Kosice and Ostrava is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Explore More Popular Flights