Bookings must be made by 15 May to qualify for the discount, and must be for travel between 26 April 2023 and 31 October 2023.
The sale applies across Jet2’s entire product range, including mainline Jet2holidays breaks, Jet2CityBreaks, Vie by Jet2holidays, Indulgent Escapes and Jet2Villas.
Steve Heapy, Jet2.com and Jet2holidays chief executive, said: “As we approach our biggest ever summer, holidaymakers are jumping at the chance to book their Jet2holidays package via an independent travel agent or homeworker.
"We want to spread even more summer sunshine, so we are delighted to be launching this fantastic offer for summer 2023. With £50 per person off summer 2023 holidays coming just in time for payday, we know this is going to be a huge hit with holidaymakers and with our agency partners too.”