KLM Royal Dutch Airlines
Gulf Air and KLM have a reciprocal codeshare agreement for travel on both airlines' services. Gulf Air codeshares on KLM between Amsterdam and Bahrain, Frankfurt.
Bangkok Airways (PG)
Gulf Air and Bangkok Airways have a codeshare agreement with Gulf Air putting its code on Bangkok Airways. The codeshare points are between Bangkok and Chiang Mai, Chaing Rai, Dad Da Nang. Krabi, Lampang, Nhatrang Cam Ranh, Phuket, Phu Quoc, Sukhothai, Trat, Usm Ko Samui.
Gulf Air and Saudia have a reciprocal codeshare agreement for travel on both airlines' services. Gulf Air codeshares on Saudia between Jeddah/Riyadh and Bahrain, Abha, Hail, Jazan, Jouf, Yanbu and Tunis