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Flights from Ostrava to Riga

Find the cheapest flight options from Ostrava to Riga over the next three months. Book one-way tickets from SGD 167 and round-trip tickets from SGD 257.

      • OSR 17:20
        23h 35m
        1 stop
        RIX 17:55
        Ostrava - Riga | Wed, Dec 17 | LOT Polish Airlines
        RIX 13:50
        3h 55m
        1 stop
        OSR 16:45
        Riga - Ostrava | Wed, Dec 24 | LOT Polish Airlines
        SGD 257 SGD 328
        22% OFF
        22% OFF
        SGD 328 SGD 257
      • OSR 14:45
        21h 20m
        1 stop
        RIX 13:05
        Ostrava - Riga | Tue, Jan 20 | LOT Polish Airlines
        RIX 06:05
        9h 5m
        1 stop
        OSR 14:10
        Riga - Ostrava | Tue, Jan 27 | LOT Polish Airlines
        SGD 257 SGD 328
        22% OFF
        22% OFF
        SGD 328 SGD 257
      • OSR 14:45
        9h 45m
        1 stop
        RIX 01:30
        Ostrava - Riga | Thu, Jan 15 | LOT Polish Airlines
        RIX 18:40
        20h 30m
        1 stop
        OSR 14:10
        Riga - Ostrava | Thu, Jan 22 | LOT Polish Airlines
        SGD 257 SGD 328
        22% OFF
        22% OFF
        SGD 328 SGD 257
      • OSR 05:20
        6h 45m
        1 stop
        RIX 13:05
        Ostrava - Riga | Mon, Dec 15 | LOT Polish Airlines
        RIX 13:50
        25h 20m
        1 stop
        OSR 14:10
        Riga - Ostrava | Mon, Dec 22 | LOT Polish Airlines
        SGD 268
        18% OFF
        SGD 328 SGD 268
      • OSR 14:45
        21h 20m
        1 stop
        RIX 13:05
        Ostrava - Riga | Fri, Dec 19 | LOT Polish Airlines
        RIX 06:05
        9h 5m
        1 stop
        OSR 14:10
        Riga - Ostrava | Tue, Dec 23 | LOT Polish Airlines
        SGD 270
        18% OFF
        SGD 328 SGD 270
      • OSR 14:45
        21h 20m
        1 stop
        RIX 13:05
        Ostrava - Riga | Fri, Dec 12 | LOT Polish Airlines
        RIX 18:35
        20h 35m
        1 stop
        OSR 14:10
        Riga - Ostrava | Mon, Dec 15 | LOT Polish Airlines
        SGD 274
        17% OFF
        SGD 328 SGD 274
      • OSR 14:45
        21h 20m
        1 stop
        RIX 13:05
        Ostrava - Riga | Fri, Dec 26 | LOT Polish Airlines
        RIX 06:05
        9h 5m
        1 stop
        OSR 14:10
        Riga - Ostrava | Tue, Dec 30 | LOT Polish Airlines
        SGD 282
        14% OFF
        SGD 328 SGD 282
      • OSR 05:20
        6h 45m
        1 stop
        RIX 13:05
        Ostrava - Riga | Mon, Dec 22 | LOT Polish Airlines
        RIX 06:05
        9h 5m
        1 stop
        OSR 14:10
        Riga - Ostrava | Fri, Dec 26 | LOT Polish Airlines
        SGD 292
        11% OFF
        SGD 328 SGD 292
      • OSR 14:45
        9h 45m
        1 stop
        RIX 01:30
        Ostrava - Riga | Thu, Jan 1 | LOT Polish Airlines
        RIX 13:50
        11h 20m
        1 stop
        OSR 00:10
        Riga - Ostrava | Sun, Jan 4 | LOT Polish Airlines
        SGD 295
        10% OFF
        SGD 328 SGD 295
      • OSR 13:00
        17h 25m
        1 stop
        RIX Invalid Date
        Ostrava - Riga | Sat, Dec 13 | Normal Airline
        RIX 15:00
        6h
        Direct
        OSR 16:00
        Riga - Ostrava | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • OSR 05:20
        19h 10m
        1 stop
        RIX 01:30
        Ostrava - Riga | Mon, Jan 5 | LOT Polish Airlines
        SGD 167 SGD 213
        22% OFF
        22% OFF
        SGD 213 SGD 167
      • OSR 17:20
        18h 45m
        1 stop
        RIX 13:05
        Ostrava - Riga | Wed, Jan 14 | LOT Polish Airlines
        SGD 167 SGD 213
        22% OFF
        22% OFF
        SGD 213 SGD 167
      • OSR 05:20
        19h 10m
        1 stop
        RIX 01:30
        Ostrava - Riga | Mon, Jan 19 | LOT Polish Airlines
        SGD 167 SGD 213
        22% OFF
        22% OFF
        SGD 213 SGD 167
      • OSR 14:45
        9h 45m
        1 stop
        RIX 01:30
        Ostrava - Riga | Thu, Dec 11 | LOT Polish Airlines
        SGD 173
        19% OFF
        SGD 213 SGD 173
      • OSR 17:20
        18h 45m
        1 stop
        RIX 13:05
        Ostrava - Riga | Wed, Jan 28 | LOT Polish Airlines
        SGD 181
        15% OFF
        SGD 213 SGD 181
      • OSR 17:20
        18h 45m
        1 stop
        RIX 13:05
        Ostrava - Riga | Wed, Jan 21 | LOT Polish Airlines
        SGD 182
        15% OFF
        SGD 213 SGD 182
      • OSR 14:45
        26h 10m
        1 stop
        RIX 17:55
        Ostrava - Riga | Tue, Dec 16 | LOT Polish Airlines
        SGD 183
        14% OFF
        SGD 213 SGD 183
      • OSR 14:45
        21h 20m
        1 stop
        RIX 13:05
        Ostrava - Riga | Tue, Dec 23 | LOT Polish Airlines
        SGD 184
        14% OFF
        SGD 213 SGD 184
      • OSR 14:45
        26h 10m
        1 stop
        RIX 17:55
        Ostrava - Riga | Fri, Dec 12 | LOT Polish Airlines
        SGD 192
        10% OFF
        SGD 213 SGD 192
      • OSR 05:20
        19h 10m
        1 stop
        RIX 01:30
        Ostrava - Riga | Mon, Dec 15 | LOT Polish Airlines
        SGD 192
        10% OFF
        SGD 213 SGD 192
      • OSR 13:00
        17h 25m
        1 stop
        RIX Invalid Date
        Ostrava - Riga | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

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

Flight details for Ostrava to Riga

The distance between Ostrava and Riga is 892.23 km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight priceSGD 167
Cheapest round-trip ticket priceSGD 257
Off-season for travelNovember
Peak season for travelJuly
Flight distance892.23 km

Find the best time to fly from Ostrava to Riga

The cheapest time for Ostrava to Riga flights: Jan 4 to Jan 11 — one way flight prices from SGD 166.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Ostrava to Riga, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Ostrava to Riga (OSR-RIX)?

    Based on Trip.com data, LOT Polish Airlines offers one-way fares as low as SGD 167 on Cheapest nonstop routes (e.g. OSR to RIX on Mon, Jan 5), while LOT Polish Airlines offers Cheapest nonstop round-trips from SGD 257 departing on Wed, Dec 17 and returning on Wed, Dec 24.
  • 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 Riga 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 Riga, 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, Jan 5, with one-way flights priced at just SGD 167.
    · 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 Riga travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Ostrava to Riga is November, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Ostrava to Riga on December 17, 2025 with LOT Polish Airlines, with prices starting at SGD 256.
  • The time difference between Riga and Ostrava is 1h.
  • 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.