Captain Angus McNab sailed from Portsmouth on 21 February 1787, bound for Madras and Bengal.

She left Culpee on 19 December, reached St Helena on 16 May 1788, and arrived at the Downs on 10 July.

Homeward bound, she crossed the Second Bar on 7 March, reached St Helena on 7 July, and arrived at the Downs on 5 September.

Homeward bound, she crossed the Second Bar on 28 February, reached St Helena on 18 June, and arrived at the Downs on 7 September.

Homeward bound, she was at Madras on 4 July, the Cape of Good Hope on 3 November, and St Helena on 5 December.

Homeward bound, she was at Saugor on 22 August, Madras on 22 September, the Cape on 3 January 1799, and St Helena on 9 February.

Many of the crew and passengers were sick and Henry Dundas needed to replenish her water and provisions.

Homeward bound, she was at Saugor on 15 February 1802, reached St Helena on 31 May, and arrived the Downs on 27 July.