diff --git a/homeassistant/components/lg_thinq/climate.py b/homeassistant/components/lg_thinq/climate.py
index ff57709f9a8..063705f5d0d 100644
--- a/homeassistant/components/lg_thinq/climate.py
+++ b/homeassistant/components/lg_thinq/climate.py
@@ -12,6 +12,8 @@ from thinqconnect.integration import ExtendedProperty
 from homeassistant.components.climate import (
     ATTR_TARGET_TEMP_HIGH,
     ATTR_TARGET_TEMP_LOW,
+    SWING_OFF,
+    SWING_ON,
     ClimateEntity,
     ClimateEntityDescription,
     ClimateEntityFeature,
@@ -73,6 +75,13 @@ HVAC_TO_STR: dict[HVACMode, str] = {
 
 THINQ_PRESET_MODE: list[str] = ["air_clean", "aroma", "energy_saving"]
 
+STR_TO_SWING = {
+    "true": SWING_ON,
+    "false": SWING_OFF,
+}
+
+SWING_TO_STR = {v: k for k, v in STR_TO_SWING.items()}
+
 _LOGGER = logging.getLogger(__name__)
 
 
@@ -142,6 +151,14 @@ class ThinQClimateEntity(ThinQEntity, ClimateEntity):
             self._attr_supported_features |= (
                 ClimateEntityFeature.TARGET_TEMPERATURE_RANGE
             )
+        # Supports swing mode.
+        if self.data.swing_modes:
+            self._attr_swing_modes = [SWING_ON, SWING_OFF]
+            self._attr_supported_features |= ClimateEntityFeature.SWING_MODE
+
+        if self.data.swing_horizontal_modes:
+            self._attr_swing_horizontal_modes = [SWING_ON, SWING_OFF]
+            self._attr_supported_features |= ClimateEntityFeature.SWING_HORIZONTAL_MODE
 
     def _update_status(self) -> None:
         """Update status itself."""
@@ -150,6 +167,13 @@ class ThinQClimateEntity(ThinQEntity, ClimateEntity):
         # Update fan, hvac and preset mode.
         if self.supported_features & ClimateEntityFeature.FAN_MODE:
             self._attr_fan_mode = self.data.fan_mode
+        if self.supported_features & ClimateEntityFeature.SWING_MODE:
+            self._attr_swing_mode = STR_TO_SWING.get(self.data.swing_mode)
+        if self.supported_features & ClimateEntityFeature.SWING_HORIZONTAL_MODE:
+            self._attr_swing_horizontal_mode = STR_TO_SWING.get(
+                self.data.swing_horizontal_mode
+            )
+
         if self.data.is_on:
             hvac_mode = self._requested_hvac_mode or self.data.hvac_mode
             if hvac_mode in STR_TO_HVAC:
@@ -268,6 +292,34 @@ class ThinQClimateEntity(ThinQEntity, ClimateEntity):
             self.coordinator.api.async_set_fan_mode(self.property_id, fan_mode)
         )
 
+    async def async_set_swing_mode(self, swing_mode: str) -> None:
+        """Set new swing mode."""
+        _LOGGER.debug(
+            "[%s:%s] async_set_swing_mode: %s",
+            self.coordinator.device_name,
+            self.property_id,
+            swing_mode,
+        )
+        await self.async_call_api(
+            self.coordinator.api.async_set_swing_mode(
+                self.property_id, SWING_TO_STR.get(swing_mode)
+            )
+        )
+
+    async def async_set_swing_horizontal_mode(self, swing_horizontal_mode: str) -> None:
+        """Set new swing horizontal mode."""
+        _LOGGER.debug(
+            "[%s:%s] async_set_swing_horizontal_mode: %s",
+            self.coordinator.device_name,
+            self.property_id,
+            swing_horizontal_mode,
+        )
+        await self.async_call_api(
+            self.coordinator.api.async_set_swing_horizontal_mode(
+                self.property_id, SWING_TO_STR.get(swing_horizontal_mode)
+            )
+        )
+
     def _round_by_step(self, temperature: float) -> float:
         """Round the value by step."""
         if (
diff --git a/tests/components/lg_thinq/snapshots/test_climate.ambr b/tests/components/lg_thinq/snapshots/test_climate.ambr
index e2fcc2540f3..db57e824487 100644
--- a/tests/components/lg_thinq/snapshots/test_climate.ambr
+++ b/tests/components/lg_thinq/snapshots/test_climate.ambr
@@ -20,6 +20,14 @@
       'preset_modes': list([
         'air_clean',
       ]),
+      'swing_horizontal_modes': list([
+        'on',
+        'off',
+      ]),
+      'swing_modes': list([
+        'on',
+        'off',
+      ]),
       'target_temp_step': 1,
     }),
     'config_entry_id': <ANY>,
@@ -44,7 +52,7 @@
     'original_name': None,
     'platform': 'lg_thinq',
     'previous_unique_id': None,
-    'supported_features': <ClimateEntityFeature: 411>,
+    'supported_features': <ClimateEntityFeature: 955>,
     'translation_key': <ExtendedProperty.CLIMATE_AIR_CONDITIONER: 'climate_air_conditioner'>,
     'unique_id': 'MW2-2E247F93-B570-46A6-B827-920E9E10F966_climate_air_conditioner',
     'unit_of_measurement': None,
@@ -73,7 +81,17 @@
       'preset_modes': list([
         'air_clean',
       ]),
-      'supported_features': <ClimateEntityFeature: 411>,
+      'supported_features': <ClimateEntityFeature: 955>,
+      'swing_horizontal_mode': 'off',
+      'swing_horizontal_modes': list([
+        'on',
+        'off',
+      ]),
+      'swing_mode': 'off',
+      'swing_modes': list([
+        'on',
+        'off',
+      ]),
       'target_temp_high': None,
       'target_temp_low': None,
       'target_temp_step': 1,