Brussels (BRU) to Warsaw (WAW): 712 miles (1,146 km) great-circle, about 1h 55m nonstop by our estimate. Cheapest fare observed: $108 round-trip on Ryanair, nonstop, departing May 11, 2026.
$108 round-trip, Ryanair FR5748, departing 2026-05-11 at 18:00, returning 2026-05-12. The recorded itinerary left on a Monday, returning on a Tuesday 1 night later; the fare was observed 16 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $108, it ranked 7th of the 30 round-trip fares we recorded from BRU (median $214). That is 15.2 cents per great-circle mile (round-trip price over one-way distance), below the BRU median of 17.8 cents across 30 round-trip routes.
Routes from BRU of similar length: Budapest (708 mi) at $93 and Rome (729 mi) at $105.
Ryanair had the cheapest fare on 8 of 30 BRU routes. It is the 24th longest of the 30 routes we track from BRU.
Of 34 departure airports with a fare to Warsaw, Brussels (BRU) ranked 12th at $108. Lowest: $35 from Helsinki (HEL); highest: $1767 from Brisbane (BNE); 16 nonstop. Cheapest-fare airlines (routes): Ryanair (9), Wizz Air (9), Lufthansa (3), Wizz Air Malta (3), Porter Airlines (2) and Air Canada (1), plus 7 more.
The reverse, Warsaw (WAW) to Brussels (BRU), was $40 round-trip on Wizz Air, nonstop, departing June 10, 2026. Warsaw to Brussels flights.
That depends on your passport and trip, so check the official source for Poland: European Commission: Schengen visa policy. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Europe/Brussels, Europe/Warsaw; flight time is our estimate.