The operator, which specialises in escorted tours, river cruising, city breaks and solo holidays, beat Inntravel, Premier Inn, Regent Seven Seas and Trailfinders for the title.
“We are ecstatic to have won the Which? Best Travel Brand Award,” said Ben Hitchcock, marketing director.
“For over 30 years we’ve put the customer at the heart of everything we do, so it’s extremely rewarding for us to be recognised in this way.”
The awards were hosted by Which? chief executive Peter Vicary-Smith and TV presenter Natasha Kaplinsky.
The Which? Awards’ winner is chosen by Which? experts based on research, testing, endorsements like Best Buy and Recommended Provider status plus feedback from members and the general public throughout the year.