diff --git a/src/features/online-board/components/OnlineBoardFilter.tsx b/src/features/online-board/components/OnlineBoardFilter.tsx
index f5593b13..d20a4011 100644
--- a/src/features/online-board/components/OnlineBoardFilter.tsx
+++ b/src/features/online-board/components/OnlineBoardFilter.tsx
@@ -58,10 +58,20 @@ export interface OnlineBoardFilterProps {
   initialDeparture?: string;
   initialArrival?: string;
   initialDate?: string;
+  initialTimeFrom?: string;
+  initialTimeTo?: string;
   initialTab?: AccordionTab;
   initialFlightNumber?: string;
 }
 
+function hhmmToMinutes(value: string | undefined, fallback: number): number {
+  if (!value || value.length !== 4) return fallback;
+  const h = Number(value.slice(0, 2));
+  const m = Number(value.slice(2, 4));
+  if (Number.isNaN(h) || Number.isNaN(m)) return fallback;
+  return h * 60 + m;
+}
+
 function yyyymmddToDate(yyyymmdd: string): Date {
   const y = parseInt(yyyymmdd.slice(0, 4), 10);
   const m = parseInt(yyyymmdd.slice(4, 6), 10) - 1;
@@ -100,6 +110,8 @@ export const OnlineBoardFilter: FC<OnlineBoardFilterProps> = ({
   initialDeparture,
   initialArrival,
   initialDate,
+  initialTimeFrom,
+  initialTimeTo,
   initialTab,
   initialFlightNumber,
 }) => {
@@ -126,7 +138,10 @@ export const OnlineBoardFilter: FC<OnlineBoardFilterProps> = ({
   const [routeDate, setRouteDate] = useState<Date | null>(
     initialDate ? yyyymmddToDate(initialDate) : null,
   );
-  const [timeRange, setTimeRange] = useState<[number, number]>([0, 1440]);
+  const [timeRange, setTimeRange] = useState<[number, number]>([
+    hhmmToMinutes(initialTimeFrom, 0),
+    hhmmToMinutes(initialTimeTo, 1440),
+  ]);
 
   const boardMinDate = useRef(getBoardMinDate()).current;
   const boardMaxDate = useRef(getBoardMaxDate()).current;
diff --git a/src/features/online-board/components/OnlineBoardSearchPage.tsx b/src/features/online-board/components/OnlineBoardSearchPage.tsx
index 4ebe7734..6da64994 100644
--- a/src/features/online-board/components/OnlineBoardSearchPage.tsx
+++ b/src/features/online-board/components/OnlineBoardSearchPage.tsx
@@ -423,18 +423,24 @@ export const OnlineBoardSearchPage: FC<OnlineBoardSearchPageProps> = ({
                     initialDeparture: params.departure,
                     initialArrival: params.arrival,
                     initialDate: params.date,
+                    ...(params.timeFrom ? { initialTimeFrom: params.timeFrom } : {}),
+                    ...(params.timeTo ? { initialTimeTo: params.timeTo } : {}),
                     initialTab: "route" as const,
                   }
                 : params.type === "departure"
                   ? {
                       initialDeparture: params.station,
                       initialDate: params.date,
+                      ...(params.timeFrom ? { initialTimeFrom: params.timeFrom } : {}),
+                      ...(params.timeTo ? { initialTimeTo: params.timeTo } : {}),
                       initialTab: "route" as const,
                     }
                   : params.type === "arrival"
                     ? {
                         initialArrival: params.station,
                         initialDate: params.date,
+                        ...(params.timeFrom ? { initialTimeFrom: params.timeFrom } : {}),
+                        ...(params.timeTo ? { initialTimeTo: params.timeTo } : {}),
                         initialTab: "route" as const,
                       }
                     : params.type === "flight"