Momondo Group, the owner of UK travel website Cheapflights.com, has received a £80m cash boost from Boston-based private equity fund Great Hill Partners to expand the group's international business.

A team from Dechert LLP, the international law firm, led by corporate partner Graham Defries, acted for Momondo, advising its shareholders on the sale the controlling stake to Great Hill Partners.

The transaction values Momondo at £133 million.