Tui is adding multiple new destinations and frequencies from 13 UK airports for next year in its biggest summer programme.
The move follows the operator announcing two million extra seats from the UK after the collapse of Thomas Cook.
The bulk of the growth is at Manchester airport where 440,000 seats have been added.
Tui’s biggest flying programme from the north-west hub – former base of Thomas Cook Airlines – includes more long-haul coverage.
Addition flying days are planned to Orlando Sanford, Cancun and Punta Cana in the Dominican Republic.
Twenty more flying days have been scheduled across 16 existing destinations including Lanzarote, Izmir and Malaga.
Frequency is also being raised from Manchester to Antalya, Dalaman, Corfu, Menorca, Enfidha, Palma and Tenerife.
An additional 266,000 seats will be offered from Bristol airport with new destinations including Girona and Almeria in Spain.
New ten and 11-night holidays will be available to Orlando, Bodrum and Skiathos.
More flying days will cover Antalya, Tenerife and Larnaca while frequency is raised to Dalaman and Palma.
Birmingham gains links to Almeria and Split as 194,000 seats are added from the airport.
Fuerteventura and Heraklion will be served from Doncaster Sheffield airport as 136,000 seats are added from the Yorkshire airport for next summer.
Santorini, Hurghada and Skiathos are added from Newcastle airport together with additional flying days to destinations such as Orlando, Dalaman, Tenerife, Palma and Larnaca.
Capacity is being raised by 170,000 seats from Glasgow airport with the new destinations of Bodrum and Fuerteventura introduced.
An extra 30,000 seats are being added from Cardiff with additional flying to Antalya and Gran Canaria.
Enfidha in Tunisia and Skiathos gain Stansted connections as capacity is increased by 52,000 extra seats from the Essex airport.
Increased services from Belfast International airport cover routes to Dalaman, Bourgas and Reus.
Bournemouth gains flights to Skiathos for the summer season as capacity rises by 4,000 seats.
Tui UK and Ireland aviation planning director Karen Switzer said: “Earlier this month Tui announced an additional two million seats to many holiday destination favourites and today the majority of these seats go on sale for summer 2020.
“We are delighted that our new additions launched today provide holidaymakers departing from our regional airports with even more choice when deciding where to go next summer on holiday.
“The customer is at the heart of everything we do and this additional growth to some of our customer’s favourite holiday hotspots demonstrates our continued commitment for people to discover their smile with us. “