diff --git a/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts b/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts
index 8768b16b1..199be696a 100644
--- a/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts
+++ b/apps/edr-freight-api/src/modules/train-scheduling/train-scheduling.service.ts
@@ -176,6 +176,7 @@ const DEFAULT_TRAIN_LIMITS: Required<TrainLimitConfig> = {
 interface BookingWindowRow {
   schedule_id: string;
   contract_id: string | null;
+  contract_kind: string | null;
   direction: string | null;
   window_phase: string | null;
   window_opens_at: Date | null;
@@ -3129,6 +3130,7 @@ export class TrainSchedulingService {
     const rows: Array<BookingWindowRow> = await this.dataSource.query(
       `SELECT DISTINCT ts.id AS schedule_id,
               cr.contract_id AS contract_id,
+              c.contract_kind AS contract_kind,
               ts.direction,
               ts.window_phase,
               ts.window_opens_at,
@@ -3149,7 +3151,6 @@ export class TrainSchedulingService {
            ON c.id = cr.contract_id
           AND c.company_id = $1
           AND c.status IN ('CONTRACT_ACTIVE', 'FULLY_EXECUTED')
-          AND c.contract_kind = 'GENERAL'
           AND c.deleted_at IS NULL
          LEFT JOIN freight.yards oy ON oy.id = ts.origin_station_id
          LEFT JOIN freight.yards dy ON dy.id = ts.destination_station_id
@@ -3173,6 +3174,7 @@ export class TrainSchedulingService {
     const rows: Array<BookingWindowRow> = await this.dataSource.query(
       `SELECT DISTINCT ts.id AS schedule_id,
               cr.contract_id AS contract_id,
+              c.contract_kind AS contract_kind,
               ts.direction,
               ts.window_phase,
               ts.window_opens_at,
@@ -3192,7 +3194,6 @@ export class TrainSchedulingService {
           AND cr.deleted_at IS NULL
          JOIN freight.contracts c
            ON c.id = cr.contract_id
-          AND c.contract_kind = 'GENERAL'
           AND c.deleted_at IS NULL
          LEFT JOIN freight.yards oy ON oy.id = ts.origin_station_id
          LEFT JOIN freight.yards dy ON dy.id = ts.destination_station_id
@@ -3211,6 +3212,7 @@ export class TrainSchedulingService {
     return {
       scheduleId: r.schedule_id,
       contractId: r.contract_id,
+      contractKind: r.contract_kind,
       direction: r.direction,
       windowPhase: r.window_phase,
       isOpenNow: r.window_phase === 'OPEN' && r.booking_window_status === 'OPEN',
diff --git a/apps/edr-freight-web/portal/src/pages/MyPortalPage/components/UpcomingWindowsSection.tsx b/apps/edr-freight-web/portal/src/pages/MyPortalPage/components/UpcomingWindowsSection.tsx
index 00351761f..bb5b629de 100644
--- a/apps/edr-freight-web/portal/src/pages/MyPortalPage/components/UpcomingWindowsSection.tsx
+++ b/apps/edr-freight-web/portal/src/pages/MyPortalPage/components/UpcomingWindowsSection.tsx
@@ -221,7 +221,10 @@ export const UpcomingWindowsSection = memo(function UpcomingWindowsSection({
               <Group gap={8} wrap="nowrap" style={{ flexShrink: 0 }}>
                 <DirectionBadge direction={w.direction} />
                 <StatusBadge window={w} />
-                {w.isOpenNow && (
+                {/* ONE_TIME contracts book via their own single-shipment flow,
+                    not window drawdown — show the window + countdown but no
+                    "Book now" entry. */}
+                {w.isOpenNow && w.contractKind !== "ONE_TIME" && (
                   <Button
                     size="xs"
                     radius="md"
diff --git a/apps/edr-freight-web/portal/src/services/bookings.service.ts b/apps/edr-freight-web/portal/src/services/bookings.service.ts
index e6e8f6f2c..79676cab1 100644
--- a/apps/edr-freight-web/portal/src/services/bookings.service.ts
+++ b/apps/edr-freight-web/portal/src/services/bookings.service.ts
@@ -55,6 +55,8 @@ export interface MyBookingWindow {
   scheduleId: string;
   /** Contract whose route this window belongs to, when the row carries it. */
   contractId: string | null;
+  /** ONE_TIME contracts can't draw down against a window — button is hidden. */
+  contractKind: "ONE_TIME" | "GENERAL" | null;
   direction: "IMPORT" | "EXPORT" | null;
   windowPhase: string | null;
   isOpenNow: boolean;