diff --git a/src/features/online-board/components/FlightSchedule/FlightSchedule.scss b/src/features/online-board/components/FlightSchedule/FlightSchedule.scss
index 55e43961..98be8b42 100644
--- a/src/features/online-board/components/FlightSchedule/FlightSchedule.scss
+++ b/src/features/online-board/components/FlightSchedule/FlightSchedule.scss
@@ -16,7 +16,7 @@
   &__header {
     padding: 16px 0;
     cursor: pointer;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     font-size: 16px;
     color: colors.$text-color;
     display: flex;
@@ -62,7 +62,7 @@
   // distinguish them at the render layer.
   &__value {
     font-size: 12px;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$orange;
 
     &--duration {
@@ -75,7 +75,7 @@
   &__offset {
     margin-left: 6px;
     font-size: 11px;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$light-gray;
   }
 
diff --git a/src/features/online-board/components/FlightsMiniList/FlightsMiniList.scss b/src/features/online-board/components/FlightsMiniList/FlightsMiniList.scss
index 5fa4f835..be1c0af3 100644
--- a/src/features/online-board/components/FlightsMiniList/FlightsMiniList.scss
+++ b/src/features/online-board/components/FlightsMiniList/FlightsMiniList.scss
@@ -53,7 +53,7 @@
   // for the brand navy rather than pure black.
   &__flight-number {
     font-size: 16px;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$blue-dark;
     margin-bottom: 6px;
     display: flex;
diff --git a/src/features/online-board/components/OnlineBoardDetailsPage.scss b/src/features/online-board/components/OnlineBoardDetailsPage.scss
index 071a6d2b..a1bf0df1 100644
--- a/src/features/online-board/components/OnlineBoardDetailsPage.scss
+++ b/src/features/online-board/components/OnlineBoardDetailsPage.scss
@@ -61,7 +61,7 @@
   // the large departure/arrival time is the visual anchor, not the city.
   &__city {
     font-size: 14px;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$text-color;
   }
 
@@ -210,7 +210,7 @@
 
     &-value {
       font-size: 12px;
-      font-weight: 400;
+      font-weight: fonts.$font-regular;
       color: colors.$blue-dark;
     }
 
diff --git a/src/features/online-board/components/OnlineBoardFilter.scss b/src/features/online-board/components/OnlineBoardFilter.scss
index 9732d32a..46594a79 100644
--- a/src/features/online-board/components/OnlineBoardFilter.scss
+++ b/src/features/online-board/components/OnlineBoardFilter.scss
@@ -215,7 +215,7 @@
       .time-selector__label {
         color: colors.$text-color;
         font-size: 12px;
-        font-weight: 700;
+        font-weight: fonts.$font-bold;
         margin-bottom: 0;
       }
 
diff --git a/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss b/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss
index 016d3a62..57d71d6c 100644
--- a/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss
+++ b/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss
@@ -16,7 +16,7 @@
   .p-accordion-header {
     padding: 16px 0;
     cursor: pointer;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     font-size: 16px;
     color: colors.$text-color;
     display: flex;
@@ -100,7 +100,7 @@
   // Row caption label (Регистрация / Борт / Питание на борту / etc.)
   // Angular renders at 12px in a neutral grey (#657282).
   &__title {
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$light-gray;
     font-size: 12px;
   }
@@ -168,7 +168,7 @@
   // status text stays the loudest element in the row.
   &__time-value {
     font-size: 12px;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$orange;
   }
 
@@ -177,7 +177,7 @@
   &__day-change {
     margin-left: 4px;
     font-size: 10px;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$blue-light;
     vertical-align: baseline;
   }
diff --git a/src/ui/city-autocomplete/CityAutocomplete.scss b/src/ui/city-autocomplete/CityAutocomplete.scss
index 03717a8d..c42bf997 100644
--- a/src/ui/city-autocomplete/CityAutocomplete.scss
+++ b/src/ui/city-autocomplete/CityAutocomplete.scss
@@ -1,5 +1,6 @@
 @use "../../styles/colors" as colors;
 @use "../../styles/variables" as vars;
+@use "../../styles/fonts" as fonts;
 
 .city-autocomplete {
   display: flex;
@@ -118,7 +119,7 @@
 
   .city {
     white-space: nowrap;
-    font-weight: 700;
+    font-weight: fonts.$font-bold;
     color: colors.$text-color;
   }
 
diff --git a/src/ui/city-autocomplete/CityPickerPopup.scss b/src/ui/city-autocomplete/CityPickerPopup.scss
index e56b726d..5b7c220d 100644
--- a/src/ui/city-autocomplete/CityPickerPopup.scss
+++ b/src/ui/city-autocomplete/CityPickerPopup.scss
@@ -1,5 +1,6 @@
 @use "../../styles/colors" as colors;
 @use "../../styles/variables" as vars;
+@use "../../styles/fonts" as fonts;
 
 .city-autocomplete-popup {
   position: absolute;
@@ -22,7 +23,7 @@
       border: none;
       border-right: 1px solid colors.$border-input;
       color: colors.$blue;
-      font-weight: 700;
+      font-weight: fonts.$font-bold;
       font-size: 14px;
       cursor: pointer;
 
@@ -68,7 +69,7 @@
     .cell {
       &.contry {
         width: 30%;
-        font-weight: 700;
+        font-weight: fonts.$font-bold;
         padding: 7.5px;
       }
 
diff --git a/src/ui/flights/TimeGroup.scss b/src/ui/flights/TimeGroup.scss
index 43628890..62194d6d 100644
--- a/src/ui/flights/TimeGroup.scss
+++ b/src/ui/flights/TimeGroup.scss
@@ -54,7 +54,7 @@
   &__old-time,
   &__scheduled--delayed {
     font-size: 12px;
-    font-weight: 400;
+    font-weight: fonts.$font-regular;
     color: colors.$orange;
     line-height: 1.3;
     text-decoration: line-through;