The salary trajectory of a Commercial Assistant ranges between locations and employers. The salary starts at £35,839 per year (estimate) and goes up to £123,822 per year (estimate) for the highest level of seniority.
The estimated average salary for a Commercial Assistant at Booking.com is £81,009 per year or £39 per hour, but some professionals have reported earning up to roughly £136,995 per year (90th percentile). The typical pay range is between £61,929 (25th percentile) and £107,297 (75th percentile) annually. This is based on 36 salaries submitted by Booking.com Commercial Assistant professionals on Glassdoor, as of Jul 2026.