diff --git a/flytekit/models/execution.py b/flytekit/models/execution.py
index a29bad80f1..8a46b09335 100644
--- a/flytekit/models/execution.py
+++ b/flytekit/models/execution.py
@@ -293,15 +293,17 @@ def from_flyte_idl(cls, pb):
 
 
 class ExecutionClosure(_common_models.FlyteIdlEntity):
-    def __init__(self, phase, started_at, error=None, outputs=None):
+    def __init__(self, phase, started_at, duration, error=None, outputs=None):
         """
         :param int phase: From the flytekit.models.core.execution.WorkflowExecutionPhase enum
         :param datetime.datetime started_at:
+        :param datetime.timedelta duration: Duration for which the execution has been running.
         :param flytekit.models.core.execution.ExecutionError error:
         :param LiteralMapBlob outputs:
         """
         self._phase = phase
         self._started_at = started_at
+        self._duration = duration
         self._error = error
         self._outputs = outputs
 
@@ -327,6 +329,13 @@ def started_at(self):
         """
         return self._started_at
 
+    @property
+    def duration(self):
+        """
+        :rtype: datetime.timedelta
+        """
+        return self._duration
+
     @property
     def outputs(self):
         """
@@ -344,6 +353,7 @@ def to_flyte_idl(self):
             outputs=self.outputs.to_flyte_idl() if self.outputs is not None else None,
         )
         obj.started_at.FromDatetime(self.started_at.astimezone(_pytz.UTC).replace(tzinfo=None))
+        obj.duration.FromTimedelta(self.duration)
         return obj
 
     @classmethod
@@ -363,6 +373,7 @@ def from_flyte_idl(cls, pb2_object):
             outputs=outputs,
             phase=pb2_object.phase,
             started_at=pb2_object.started_at.ToDatetime().replace(tzinfo=_pytz.UTC),
+            duration=pb2_object.duration.ToTimedelta(),
         )
 
 
diff --git a/tests/flytekit/integration/remote/test_remote.py b/tests/flytekit/integration/remote/test_remote.py
index 7784d76d82..829137c928 100644
--- a/tests/flytekit/integration/remote/test_remote.py
+++ b/tests/flytekit/integration/remote/test_remote.py
@@ -145,6 +145,8 @@ def test_fetch_execute_workflow(flyteclient, flyte_workflows_register):
     flyte_workflow = remote.fetch_workflow(name="workflows.basic.hello_world.my_wf", version=f"v{VERSION}")
     execution = remote.execute(flyte_workflow, {}, wait=True)
     assert execution.outputs["o0"] == "hello world"
+    assert isinstance(execution.closure.duration, datetime.timedelta)
+    assert execution.closure.duration > datetime.timedelta(seconds=1)
 
     execution_to_terminate = remote.execute(flyte_workflow, {})
     remote.terminate(execution_to_terminate, cause="just because")
diff --git a/tests/flytekit/unit/models/test_execution.py b/tests/flytekit/unit/models/test_execution.py
index c0fdf5ba2a..8c1ac94fce 100644
--- a/tests/flytekit/unit/models/test_execution.py
+++ b/tests/flytekit/unit/models/test_execution.py
@@ -1,4 +1,7 @@
+import datetime
+
 import pytest
+import pytz
 
 from flytekit.models import common as _common_models
 from flytekit.models import execution as _execution
@@ -15,6 +18,54 @@
 )
 
 
+def test_execution_closure_with_output():
+    test_datetime = datetime.datetime(year=2022, month=1, day=1, tzinfo=pytz.UTC)
+    test_timedelta = datetime.timedelta(seconds=10)
+    test_outputs = _execution.LiteralMapBlob(values=_OUTPUT_MAP, uri="http://foo/")
+
+    obj = _execution.ExecutionClosure(
+        phase=_core_exec.WorkflowExecutionPhase.SUCCEEDED,
+        started_at=test_datetime,
+        duration=test_timedelta,
+        outputs=test_outputs,
+    )
+    assert obj.phase == _core_exec.WorkflowExecutionPhase.SUCCEEDED
+    assert obj.started_at == test_datetime
+    assert obj.duration == test_timedelta
+    assert obj.outputs == test_outputs
+    obj2 = _execution.ExecutionClosure.from_flyte_idl(obj.to_flyte_idl())
+    assert obj2 == obj
+    assert obj2.phase == _core_exec.WorkflowExecutionPhase.SUCCEEDED
+    assert obj2.started_at == test_datetime
+    assert obj2.duration == test_timedelta
+    assert obj2.outputs == test_outputs
+
+
+def test_execution_closure_with_error():
+    test_datetime = datetime.datetime(year=2022, month=1, day=1, tzinfo=pytz.UTC)
+    test_timedelta = datetime.timedelta(seconds=10)
+    test_error = _core_exec.ExecutionError(
+        code="foo", message="bar", error_uri="http://foobar", kind=_core_exec.ExecutionError.ErrorKind.USER
+    )
+
+    obj = _execution.ExecutionClosure(
+        phase=_core_exec.WorkflowExecutionPhase.SUCCEEDED,
+        started_at=test_datetime,
+        duration=test_timedelta,
+        error=test_error,
+    )
+    assert obj.phase == _core_exec.WorkflowExecutionPhase.SUCCEEDED
+    assert obj.started_at == test_datetime
+    assert obj.duration == test_timedelta
+    assert obj.error == test_error
+    obj2 = _execution.ExecutionClosure.from_flyte_idl(obj.to_flyte_idl())
+    assert obj2 == obj
+    assert obj2.phase == _core_exec.WorkflowExecutionPhase.SUCCEEDED
+    assert obj2.started_at == test_datetime
+    assert obj2.duration == test_timedelta
+    assert obj2.error == test_error
+
+
 def test_execution_metadata():
     obj = _execution.ExecutionMetadata(_execution.ExecutionMetadata.ExecutionMode.MANUAL, "tester", 1)
     assert obj.mode == _execution.ExecutionMetadata.ExecutionMode.MANUAL