diff --git a/uv.lock b/uv.lock
index a30ac7f366d..509da46d089 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1640,14 +1640,27 @@ wheels = [
 
 [[package]]
 name = "substrait"
-version = "0.24.2"
+version = "0.27.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "protobuf" },
+    { name = "substrait-protobuf" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/40/99/48c601b6627609ffaea473f603006ff1ded88189ccd1260f58d9a340d88c/substrait-0.24.2.tar.gz", hash = "sha256:743cc352e96b0927b2cd37cd5a8fdac0a96a68df9600bd104fc36aebd222a836", size = 185019, upload-time = "2025-09-15T14:58:29.678Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/4d/73/0f3d6a1df07c7868533e78467e8b61a1559844a988c2cd0565aafa7773c2/substrait-0.27.0.tar.gz", hash = "sha256:73d6f90465c8138a10fb912c669a840abb95b04060c7d31faf331e38901bfb0a", size = 173217, upload-time = "2026-01-29T22:51:11.743Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/d3/9c/a67b8d3e10e0bb26d68325bbd3752422aa8dfcc324f2fa18adf0e6acfb15/substrait-0.24.2-py3-none-any.whl", hash = "sha256:d1d475833566fa9d67eed3273456883c0568486ccced92b524b31709d2817e19", size = 155429, upload-time = "2025-09-15T14:58:28.031Z" },
+    { url = "https://files.pythonhosted.org/packages/c6/0b/d048fe689b39f35fac47bd5468b0c1f9deaa265ba5379015b8f1c3e908c3/substrait-0.27.0-py3-none-any.whl", hash = "sha256:09fbb748d61ab9d02149e518c8d282ca4db8caebfbe60c1660b23a28007bbc85", size = 90516, upload-time = "2026-01-29T22:51:10.705Z" },
+]
+
+[[package]]
+name = "substrait-protobuf"
+version = "0.79.0"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "protobuf" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/61/8d/0d7ff0e56fdf341182729da4ce5754712ad3b950e0e404ec2fa53f46627b/substrait_protobuf-0.79.0.tar.gz", hash = "sha256:f1bf8641eb3ee785f4affd4f728568958deda2bb1ededa09f02f2118229616d4", size = 74840, upload-time = "2026-01-29T00:08:55.587Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/0a/27/24e16471dc7b5986cd2af0d5aab9b12347fb835840fb2320b1b2375e53a8/substrait_protobuf-0.79.0-py3-none-any.whl", hash = "sha256:6f710459569be0b92661e16a2d180a9f2a03853c3ef0154a0c6c8a9aef365ffa", size = 83741, upload-time = "2026-01-29T00:08:54.03Z" },
 ]
 
 [[package]]
diff --git a/vortex-python/python/vortex/arrow/expression.py b/vortex-python/python/vortex/arrow/expression.py
index 8a498d597ae..92c7e87638f 100644
--- a/vortex-python/python/vortex/arrow/expression.py
+++ b/vortex-python/python/vortex/arrow/expression.py
@@ -6,7 +6,7 @@
 import pyarrow as pa
 import pyarrow.compute as pc
 from substrait.proto import (  # pyright: ignore[reportMissingTypeStubs]
-    ExtendedExpression,  # pyright: ignore[reportAttributeAccessIssue, reportUnknownVariableType]
+    ExtendedExpression,
 )
 
 from vortex._lib.expr import Expr  # pyright: ignore[reportMissingModuleSource]
@@ -46,10 +46,10 @@ def _schema_for_substrait(schema: pa.Schema) -> pa.Schema:
 
 def arrow_to_vortex(arrow_expression: pc.Expression, schema: pa.Schema) -> Expr:
     compat_schema = _schema_for_substrait(schema)
-    substrait_object = ExtendedExpression()  # pyright: ignore[reportUnknownVariableType]
-    substrait_object.ParseFromString(arrow_expression.to_substrait(compat_schema))  # pyright: ignore[reportUnknownMemberType]
+    substrait_object = ExtendedExpression()
+    substrait_object.ParseFromString(bytes(arrow_expression.to_substrait(compat_schema)))  # pyright: ignore[reportUnusedCallResult]
 
-    expressions = extended_expression(substrait_object)  # pyright: ignore[reportUnknownArgumentType]
+    expressions = extended_expression(substrait_object)
 
     if len(expressions) < 0 or len(expressions) > 1:
         raise ValueError("arrow_to_vortex: extended expression must have exactly one child")
diff --git a/vortex-python/python/vortex/substrait.py b/vortex-python/python/vortex/substrait.py
index 6d72ce65d1f..59d9b9eb80a 100644
--- a/vortex-python/python/vortex/substrait.py
+++ b/vortex-python/python/vortex/substrait.py
@@ -3,12 +3,31 @@
 
 import operator
 from collections.abc import Callable
+from typing import TYPE_CHECKING
 
 from google.protobuf.internal.containers import RepeatedCompositeFieldContainer
-from substrait.gen.proto.algebra_pb2 import Expression, FunctionArgument
-from substrait.gen.proto.extended_expression_pb2 import ExpressionReference, ExtendedExpression
-from substrait.gen.proto.extensions.extensions_pb2 import SimpleExtensionDeclaration, SimpleExtensionURI
-from substrait.gen.proto.type_pb2 import NamedStruct
+
+if TYPE_CHECKING:
+    from substrait.algebra_pb2 import Expression, FunctionArgument
+    from substrait.extended_expression_pb2 import ExpressionReference, ExtendedExpression
+    from substrait.extensions.extensions_pb2 import (
+        SimpleExtensionDeclaration,
+        SimpleExtensionURI,  # pyright: ignore[reportDeprecated]
+    )
+    from substrait.type_pb2 import NamedStruct
+else:
+    try:
+        # substrait >= 0.27
+        from substrait.algebra_pb2 import Expression, FunctionArgument
+        from substrait.extended_expression_pb2 import ExpressionReference, ExtendedExpression
+        from substrait.extensions.extensions_pb2 import SimpleExtensionDeclaration, SimpleExtensionURI
+        from substrait.type_pb2 import NamedStruct
+    except ImportError:
+        # substrait < 0.27
+        from substrait.gen.proto.algebra_pb2 import Expression, FunctionArgument
+        from substrait.gen.proto.extended_expression_pb2 import ExpressionReference, ExtendedExpression
+        from substrait.gen.proto.extensions.extensions_pb2 import SimpleExtensionDeclaration, SimpleExtensionURI
+        from substrait.gen.proto.type_pb2 import NamedStruct
 
 from ._lib import dtype as _dtype  # pyright: ignore[reportMissingModuleSource]
 from ._lib import expr as _expr  # pyright: ignore[reportMissingModuleSource]
@@ -150,7 +169,7 @@ def function_argument(
 
 def extension_function(
     substrait_object: SimpleExtensionDeclaration.ExtensionFunction,
-    extension_uris: RepeatedCompositeFieldContainer[SimpleExtensionURI],
+    extension_uris: RepeatedCompositeFieldContainer[SimpleExtensionURI],  # pyright: ignore[reportDeprecated]
 ) -> Callable[..., _expr.Expr]:
     # https://github.com/substrait-io/substrait/blob/main/proto/substrait/extensions/extensions.proto#L57
     match extension_uris[substrait_object.extension_uri_reference].uri: