diff --git a/ci/scripts/cpp_build.sh b/ci/scripts/cpp_build.sh
index bc2bba915f73a..661414539358f 100755
--- a/ci/scripts/cpp_build.sh
+++ b/ci/scripts/cpp_build.sh
@@ -184,7 +184,6 @@ else
     -DARROW_WITH_OPENTELEMETRY=${ARROW_WITH_OPENTELEMETRY:-OFF} \
     -DARROW_WITH_MUSL=${ARROW_WITH_MUSL:-OFF} \
     -DARROW_WITH_SNAPPY=${ARROW_WITH_SNAPPY:-OFF} \
-    -DARROW_WITH_UCX=${ARROW_WITH_UCX:-OFF} \
     -DARROW_WITH_UTF8PROC=${ARROW_WITH_UTF8PROC:-ON} \
     -DARROW_WITH_ZLIB=${ARROW_WITH_ZLIB:-OFF} \
     -DARROW_WITH_ZSTD=${ARROW_WITH_ZSTD:-OFF} \
diff --git a/cpp/src/arrow/flight/CMakeLists.txt b/cpp/src/arrow/flight/CMakeLists.txt
index 43ac48b87678e..ae0fb52dac411 100644
--- a/cpp/src/arrow/flight/CMakeLists.txt
+++ b/cpp/src/arrow/flight/CMakeLists.txt
@@ -329,21 +329,8 @@ if(ARROW_BUILD_BENCHMARKS)
 
   add_dependencies(arrow_flight arrow-flight-benchmark)
 
-  if(ARROW_WITH_UCX)
-    if(ARROW_FLIGHT_TEST_LINKAGE STREQUAL "static")
-      target_link_libraries(arrow-flight-benchmark arrow_flight_transport_ucx_static)
-      target_link_libraries(arrow-flight-perf-server arrow_flight_transport_ucx_static)
-    else()
-      target_link_libraries(arrow-flight-benchmark arrow_flight_transport_ucx_shared)
-      target_link_libraries(arrow-flight-perf-server arrow_flight_transport_ucx_shared)
-    endif()
-  endif()
 endif(ARROW_BUILD_BENCHMARKS)
 
-if(ARROW_WITH_UCX)
-  add_subdirectory(transport/ucx)
-endif()
-
 if(ARROW_FLIGHT_SQL)
   add_subdirectory(sql)