diff --git a/ci/jenkins/test-mc.sh b/ci/jenkins/test-mc.sh
index 36f7968dc25..74a821bdf43 100755
--- a/ci/jenkins/test-mc.sh
+++ b/ci/jenkins/test-mc.sh
@@ -137,6 +137,7 @@ function clean_images() {
     docker images | grep -E 'mc-controller|antrea-ubuntu' | awk '{print $3}' | xargs -r docker rmi -f || true
     # Clean up dangling images generated in previous builds.
     docker image prune -f --filter "until=24h" || true > /dev/null
+    check_and_cleanup_buildkit_cache
 }
 
 function cleanup_multicluster_ns {
@@ -296,7 +297,7 @@ function deliver_antrea_multicluster {
     chmod -R g-w build/images/ovs
     chmod -R g-w build/images/base
 
-    DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull
+    DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     echo "====== Delivering Antrea to all Nodes ======"
     docker save -o ${WORKDIR}/antrea-ubuntu.tar antrea/antrea-agent-ubuntu:latest antrea/antrea-controller-ubuntu:latest
 
diff --git a/ci/jenkins/test-rancher.sh b/ci/jenkins/test-rancher.sh
index bb2d82eec71..3fa025a2a71 100644
--- a/ci/jenkins/test-rancher.sh
+++ b/ci/jenkins/test-rancher.sh
@@ -138,9 +138,10 @@ function deliver_antrea {
     git show --numstat
     make clean
     ${CLEAN_STALE_IMAGES}
+    check_and_upgrade_golang
     chmod -R g-w build/images/ovs
     chmod -R g-w build/images/base
-    DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull
+    DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     make flow-aggregator-image
 
     # Enable verbose log for troubleshooting.
diff --git a/ci/jenkins/test-vm.sh b/ci/jenkins/test-vm.sh
index 556999e9200..9b8c3f45e95 100755
--- a/ci/jenkins/test-vm.sh
+++ b/ci/jenkins/test-vm.sh
@@ -129,12 +129,12 @@ function apply_antrea {
     chmod -R g-w build/images/base
     # Pull images from Dockerhub first then try Harbor.
     for i in `seq 3`; do
-        ./hack/build-antrea-linux-all.sh --pull && break
+        DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull && break
     done
     if [ $? -ne 0 ]; then
         echoerr "Failed to build antrea images with Dockerhub"
         for i in `seq 3`; do
-            DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull && break
+            DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull && break
         done
         if [ $? -ne 0 ]; then
             echoerr "Failed to build antrea images with Harbor"
diff --git a/ci/jenkins/test-vmc.sh b/ci/jenkins/test-vmc.sh
index 8376edac8c5..8823464809a 100755
--- a/ci/jenkins/test-vmc.sh
+++ b/ci/jenkins/test-vmc.sh
@@ -355,6 +355,7 @@ function deliver_antrea {
     # because they might be being used in other builds running simultaneously.
     docker image prune -af --filter "until=1h" > /dev/null
     docker system df -v
+    check_and_cleanup_buildkit_cache
     set -e
 
     cd $GIT_CHECKOUT_DIR
@@ -365,18 +366,18 @@ function deliver_antrea {
     # Pull images from Dockerhub first then try Harbor.
     for i in `seq 3`; do
         if [[ "$COVERAGE" == true ]]; then
-            VERSION="$CLUSTER" ./hack/build-antrea-linux-all.sh --pull --coverage && break
+            VERSION="$CLUSTER" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull --coverage && break
         else
-            VERSION="$CLUSTER" ./hack/build-antrea-linux-all.sh --pull && break
+            VERSION="$CLUSTER" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull && break
         fi
     done
     if [ $? -ne 0 ]; then
         echoerr "Failed to build antrea images with Dockerhub"
         for i in `seq 3`; do
             if [[ "$COVERAGE" == true ]]; then
-                VERSION="$CLUSTER" DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull --coverage && break
+                VERSION="$CLUSTER" DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull --coverage && break
             else
-                VERSION="$CLUSTER" DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull && break
+                VERSION="$CLUSTER" DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull && break
             fi
         done
         if [ $? -ne 0 ]; then
diff --git a/ci/jenkins/test.sh b/ci/jenkins/test.sh
index b8f31dc4d91..bccb2ee3ccf 100755
--- a/ci/jenkins/test.sh
+++ b/ci/jenkins/test.sh
@@ -186,6 +186,7 @@ function clean_antrea {
     done
     docker images | grep 'antrea' | awk '{print $3}' | xargs -r docker rmi || true
     docker images | grep '<none>' | awk '{print $3}' | xargs -r docker rmi || true
+    check_and_cleanup_buildkit_cache
 }
 
 function clean_for_windows_install_cni {
@@ -378,7 +379,7 @@ function deliver_antrea_linux {
     set -e
 
     echo "==== Start building and delivering Linux Docker images ===="
-    DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull
+    DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     if [[ "$TESTCASE" == "windows-networkpolicy-process" ]]; then
         make windows-bin
     fi
@@ -580,7 +581,7 @@ function deliver_antrea_linux_containerd {
     set -e
 
     echo "==== Start building and delivering Linux containerd images ===="
-    DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull
+    DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     docker save -o antrea-ubuntu.tar antrea/antrea-agent-ubuntu:latest antrea/antrea-controller-ubuntu:latest
     echo "===== Pull necessary images on Control-Plane node ====="
     harbor_images=("agnhost:2.13" "nginx:1.15-alpine")
@@ -704,7 +705,7 @@ function deliver_antrea {
     fi
     chmod -R g-w build/images/ovs
     chmod -R g-w build/images/base
-    DOCKER_REGISTRY="${DOCKER_REGISTRY}" ./hack/build-antrea-linux-all.sh --pull
+    DOCKER_REGISTRY="${DOCKER_REGISTRY}" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     make flow-aggregator-image
 
     # Enable verbose log for troubleshooting.
diff --git a/ci/jenkins/utils.sh b/ci/jenkins/utils.sh
index 988ed891513..9916ee04b29 100644
--- a/ci/jenkins/utils.sh
+++ b/ci/jenkins/utils.sh
@@ -14,6 +14,22 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+function check_and_cleanup_buildkit_cache() {
+    free_space=$(df -h -B 1G / | awk 'NR==2 {print $4}')
+    free_space_threshold=40
+    if [[ $free_space -lt $free_space_threshold ]]; then
+        # If cleaning up unused dangling images doesn't free up sufficient disk space,
+        # we will have to reduce the buildkit cache to 10GB to release enough disk space.
+        docker buildx prune -af --keep-storage=10gb > /dev/null
+        if [[ $free_space -lt $free_space_threshold ]]; then
+            # If the first round cleanup doesn't free up sufficient disk space,
+            # we will have to clean up all buildkit cache to release enough disk space.
+            docker buildx prune -af > /dev/null
+        fi
+    fi
+    docker buildx du
+}
+
 function check_and_upgrade_golang() {
     if [ -z "${GOLANG_RELEASE_DIR}" ]; then
         GOLANG_RELEASE_DIR="/var/lib/jenkins/golang-releases"
diff --git a/ci/test-conformance-aks.sh b/ci/test-conformance-aks.sh
index 4d508434d70..9e4ea727920 100755
--- a/ci/test-conformance-aks.sh
+++ b/ci/test-conformance-aks.sh
@@ -193,10 +193,11 @@ function deliver_antrea_to_aks() {
     # because they might be being used in other builds running simultaneously.
     docker image prune -f --filter "until=2h" > /dev/null
     docker system df -v
+    check_and_cleanup_buildkit_cache
     set -e
 
     cd ${GIT_CHECKOUT_DIR}
-    VERSION="$CLUSTER" make
+    VERSION="$CLUSTER" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     if [[ "$?" -ne "0" ]]; then
         echo "=== Antrea Image build failed ==="
         exit 1
diff --git a/ci/test-conformance-eks.sh b/ci/test-conformance-eks.sh
index aaf915e1b6b..8de9d6385ef 100755
--- a/ci/test-conformance-eks.sh
+++ b/ci/test-conformance-eks.sh
@@ -270,10 +270,11 @@ function deliver_antrea_to_eks() {
     # because they might be being used in other builds running simultaneously.
     docker image prune -f --filter "until=2h" > /dev/null
     docker system df -v
+    check_and_cleanup_buildkit_cache
     set -e
 
     cd ${GIT_CHECKOUT_DIR}
-    VERSION="$CLUSTER" make
+    VERSION="$CLUSTER" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     if [[ "$?" -ne "0" ]]; then
         echo "=== Antrea Image build failed ==="
         exit 1
diff --git a/ci/test-conformance-gke.sh b/ci/test-conformance-gke.sh
index 283413d2865..3b94a1ed8bf 100755
--- a/ci/test-conformance-gke.sh
+++ b/ci/test-conformance-gke.sh
@@ -211,10 +211,11 @@ function deliver_antrea_to_gke() {
     # because they might be being used in other builds running simultaneously.
     docker image prune -f --filter "until=2h" > /dev/null
     docker system df -v
+    check_and_cleanup_buildkit_cache
     set -e
 
     cd ${GIT_CHECKOUT_DIR}
-    VERSION="$CLUSTER" make -C ${GIT_CHECKOUT_DIR}
+    VERSION="$CLUSTER" DOCKER_BUILDKIT=1 ./hack/build-antrea-linux-all.sh --pull
     if [[ "$?" -ne "0" ]]; then
         echo "=== Antrea Image build failed ==="
         exit 1