diff --git a/cpp/src/arrow/pretty_print.cc b/cpp/src/arrow/pretty_print.cc
index 37135ed3ee8..1baf94009fc 100644
--- a/cpp/src/arrow/pretty_print.cc
+++ b/cpp/src/arrow/pretty_print.cc
@@ -143,7 +143,7 @@ class ArrayPrinter : public PrettyPrinter {
         IndentAfterNewline();
         (*sink_) << "...";
         if (!is_last && options_.skip_new_lines) {
-          (*sink_) << ",";
+          (*sink_) << ", ";
         }
         i = array.length() - options_.window - 1;
       } else if (array.IsNull(i)) {
@@ -151,6 +151,9 @@ class ArrayPrinter : public PrettyPrinter {
         (*sink_) << options_.null_rep;
         if (!is_last) {
           (*sink_) << ",";
+          if (options_.skip_new_lines) {
+            (*sink_) << " ";
+          }
         }
       } else {
         if (indent_non_null_values) {
@@ -159,6 +162,9 @@ class ArrayPrinter : public PrettyPrinter {
         RETURN_NOT_OK(func(i));
         if (!is_last) {
           (*sink_) << ",";
+          if (options_.skip_new_lines) {
+            (*sink_) << " ";
+          }
         }
       }
       Newline();
diff --git a/cpp/src/arrow/pretty_print_test.cc b/cpp/src/arrow/pretty_print_test.cc
index 7b47a05630c..5203d533515 100644
--- a/cpp/src/arrow/pretty_print_test.cc
+++ b/cpp/src/arrow/pretty_print_test.cc
@@ -179,7 +179,7 @@ TEST_F(TestPrettyPrint, PrimitiveTypeNoNewlines) {
   options.skip_new_lines = true;
   options.window = 4;
 
-  const char* expected = "[0,1,null,3,null]";
+  const char* expected = "[0, 1, null, 3, null]";
   CheckPrimitive<Int32Type, int32_t>(options, is_valid, values, expected, false);
 
   // With ellipsis
@@ -188,7 +188,7 @@ TEST_F(TestPrettyPrint, PrimitiveTypeNoNewlines) {
   values.insert(values.end(), 20, 99);
   values.insert(values.end(), {44, 43, 42});
 
-  expected = "[0,1,null,3,...,99,44,null,42]";
+  expected = "[0, 1, null, 3, ..., 99, 44, null, 42]";
   CheckPrimitive<Int32Type, int32_t>(options, is_valid, values, expected, false);
 }
 
@@ -661,12 +661,12 @@ TEST_F(TestPrettyPrint, BinaryNoNewlines) {
   PrettyPrintOptions options{};
   options.skip_new_lines = true;
 
-  const char* expected = "[666F6F,626172,null,62617A,,FF]";
+  const char* expected = "[666F6F, 626172, null, 62617A, , FF]";
   CheckPrimitive<BinaryType, std::string>(options, is_valid, values, expected, false);
 
   // With ellipsis
   options.window = 2;
-  expected = "[666F6F,626172,...,,FF]";
+  expected = "[666F6F, 626172, ..., , FF]";
   CheckPrimitive<BinaryType, std::string>(options, is_valid, values, expected, false);
 }
 
@@ -737,11 +737,11 @@ TEST_F(TestPrettyPrint, ListTypeNoNewlines) {
   options.skip_new_lines = true;
   options.null_rep = "NA";
   CheckArray(*empty_array, options, "[]", false);
-  CheckArray(*array, options, "[[NA],[],NA,[4,5,6,7,8],[2,3]]", false);
+  CheckArray(*array, options, "[[NA], [], NA, [4, 5, 6, 7, 8], [2, 3]]", false);
 
   options.window = 2;
   CheckArray(*empty_array, options, "[]", false);
-  CheckArray(*array, options, "[[NA],[],...,[4,5,...,7,8],[2,3]]", false);
+  CheckArray(*array, options, "[[NA], [], ..., [4, 5, ..., 7, 8], [2, 3]]", false);
 }
 
 TEST_F(TestPrettyPrint, MapType) {
diff --git a/python/pyarrow/tests/test_table.py b/python/pyarrow/tests/test_table.py
index 4555bed9739..08b62cbd854 100644
--- a/python/pyarrow/tests/test_table.py
+++ b/python/pyarrow/tests/test_table.py
@@ -1758,8 +1758,8 @@ def test_table_repr_to_string():
 c0: int16
 c1: int32
 ----
-c0: [[1,2,3,4]]
-c1: [[10,20,30,40]]"""
+c0: [[1, 2, 3, 4]]
+c1: [[10, 20, 30, 40]]"""
 
     assert tab.to_string(show_metadata=True) == """\
 pyarrow.Table
@@ -1775,15 +1775,15 @@ def test_table_repr_to_string():
 c0: int16
 c1: int32
 ----
-c0: [[1,2,3,4]]
-c1: [[10,20,30,40]]"""
+c0: [[1, 2, 3, 4]]
+c1: [[10, 20, 30, 40]]"""
 
     assert tab.to_string(preview_cols=1) == """\
 pyarrow.Table
 c0: int16
 c1: int32
 ----
-c0: [[1,2,3,4]]
+c0: [[1, 2, 3, 4]]
 ..."""
 
 
@@ -1801,8 +1801,9 @@ def test_table_repr_to_string_ellipsis():
 c0: int16
 c1: int32
 ----
-c0: [[1,2,3,4,1,2,3,4,1,2,...,3,4,1,2,3,4,1,2,3,4]]
-c1: [[10,20,30,40,10,20,30,40,10,20,...,30,40,10,20,30,40,10,20,30,40]]"""
+c0: [[1, 2, 3, 4, 1, 2, 3, 4, 1, 2, ..., 3, 4, 1, 2, 3, 4, 1, 2, 3, 4]]
+c1: [[10, 20, 30, 40, 10, 20, 30, 40, 10, 20, ..., 30, 40, 10, 20, 30, 40,\
+ 10, 20, 30, 40]]"""
 
 
 def test_table_function_unicode_schema():