The sleek exterior and well-functioning amenities of British Airways OSL Terminal make for a comfortable journey. Queue lengths are reduced through expedited security and check-in procedures. Highlight: Free snacks and drinks are served in the lounge, which offers a cozy area to unwind. The overall experience is improved by the attentive and kind staff. The stores provide a fair assortment of duty-free merchandise, but dining options are a little limited. All things considered, a good terminal that showcases British Airways' dedication to providing high-quality service.