diff --git a/sky/check.py b/sky/check.py
index 6818d80f3bf..14924cce1a7 100644
--- a/sky/check.py
+++ b/sky/check.py
@@ -7,6 +7,7 @@
 import rich
 
 from sky import clouds
+from sky import skypilot_config
 from sky import exceptions
 from sky import global_user_state
 from sky.adaptors import cloudflare
@@ -45,10 +46,20 @@ def check_one_cloud(cloud_tuple: Tuple[str, clouds.Cloud]) -> None:
         else:
             echo(f'    Reason: {reason}')
 
-    clouds_to_check = [
-        (repr(cloud), cloud) for cloud in clouds.CLOUD_REGISTRY.values()
-    ]
-    clouds_to_check.append(('Cloudflare, for R2 object store', cloudflare))
+    # Use candidate_clouds from config if it exists, otherwise check all clouds.
+    config_candidate_clouds = skypilot_config.get_nested(['candidate_clouds'],
+                                                         None)
+    if config_candidate_clouds:
+        # TODO: Handle cloudflare here since it is not in CLOUD_REGISTRY.
+        clouds_to_check = [
+            (cloud_name, clouds.CLOUD_REGISTRY.from_str(cloud_name))
+            for cloud_name in config_candidate_clouds
+        ]
+    else:
+        clouds_to_check = [
+            (repr(cloud), cloud) for cloud in clouds.CLOUD_REGISTRY.values()
+        ]
+        clouds_to_check.append(('Cloudflare, for R2 object store', cloudflare))
 
     for cloud_tuple in sorted(clouds_to_check):
         check_one_cloud(cloud_tuple)
diff --git a/sky/utils/schemas.py b/sky/utils/schemas.py
index c50e15185a3..13eacd5644d 100644
--- a/sky/utils/schemas.py
+++ b/sky/utils/schemas.py
@@ -722,6 +722,14 @@ def get_config_schema():
         },
     }
 
+    candidate_clouds = {
+        # A list of cloud names that should be used for execution
+        'type': 'array',
+        'items': {
+            'type': 'string',
+        }
+    }
+
     for cloud, config in cloud_configs.items():
         if cloud == 'aws':
             config['properties'].update(_REMOTE_IDENTITY_SCHEMA_AWS)
@@ -738,6 +746,7 @@ def get_config_schema():
             'jobs': controller_resources_schema,
             'spot': controller_resources_schema,
             'serve': controller_resources_schema,
+            'candidate_clouds': candidate_clouds,
             **cloud_configs,
         },
         # Avoid spot and jobs being present at the same time.