Throughout the 1990s, the squadron provided extensive operational support for Aviano Air Base, Italy, NATO contingency operations Deny Flight and Provide Promise, Operation Uphold Democracy in Haiti, Operation Joint Forge in the Balkans, Operation Allied Force and Joint Task Force Noble Anvil in Taszar, Hungary, and numerous Marine Expeditionary Units. MWSS-273 has also provided support personnel for the ongoing Operation Enduring Freedom taking place in Afghanistan.