diff --git a/superset/utils/date_parser.py b/superset/utils/date_parser.py
index 2db8deb1ecb..4fbe79e4728 100644
--- a/superset/utils/date_parser.py
+++ b/superset/utils/date_parser.py
@@ -477,10 +477,20 @@ def get_since_until(  # pylint: disable=too-many-arguments,too-many-locals,too-m
         )
 
     if time_shift:
-        time_delta_since = parse_past_timedelta(time_shift, _since)
-        time_delta_until = parse_past_timedelta(time_shift, _until)
-        _since = _since if _since is None else (_since - time_delta_since)
-        _until = _until if _until is None else (_until - time_delta_until)
+        separator = " : "
+        if separator in time_shift:
+            # Date range format: parse as a new time range
+            parts = time_shift.split(separator, 1)
+            if len(parts) != 2:
+                raise ValueError(f"Invalid time_shift format: {time_shift}")
+            since_part, until_part = (part.strip() for part in parts)
+            _since = parse_human_datetime(since_part)
+            _until = parse_human_datetime(until_part)
+        else:
+            time_delta_since = parse_past_timedelta(time_shift, _since)
+            time_delta_until = parse_past_timedelta(time_shift, _until)
+            _since = _since if _since is None else (_since - time_delta_since)
+            _until = _until if _until is None else (_until - time_delta_until)
 
     if instant_time_comparison_range:
         # This is only set using the new time comparison controls
diff --git a/tests/unit_tests/utils/date_parser_tests.py b/tests/unit_tests/utils/date_parser_tests.py
index c44b36fc91b..c5e6d512d3a 100644
--- a/tests/unit_tests/utils/date_parser_tests.py
+++ b/tests/unit_tests/utils/date_parser_tests.py
@@ -271,6 +271,15 @@ def test_get_since_until() -> None:
     expected = datetime(1999, 12, 25), datetime(2017, 12, 25)
     assert result == expected
 
+    # Test time_shift with date range format (contains ' : ')
+    result = get_since_until(
+        time_range="today : tomorrow",
+        time_shift="yesterday : today",
+    )
+    # When time_shift contains ' : ', it should be parsed as a new time range
+    expected = datetime(2016, 11, 6), datetime(2016, 11, 7)
+    assert result == expected
+
     with pytest.raises(ValueError):  # noqa: PT011
         get_since_until(time_range="tomorrow : yesterday")