Bonus commission of £50 per booking is being offered to agents in a P&O Cruises promotion.
The line is also providing discounts to consumers of between £100 and £300 per person for bookings made by May 30.
The price cuts apply to selected cruises taking between June 1 this year and March 25, 2023.
A 5% deposit is on offer together with on board spending money.
Sales director Ruth Venn said: “As part of our commitment to travel agents and to recognise the important role they play for P&O Cruises, we are delighted to reward them with a £50 bonus commission on each applicable booking.
“With fantastic springtime prices to promote to guests and increased commission, it’s a win-win for our travel agent partners.”
The offer is applicable to the first two passengers in a cabin only as is available on new Select Price and Early Saver bookings.
The discount does not apply is to Saver prices, world cruise, classic southern hemisphere journeys and ‘exotic’ fly-cruises but does include new ship Arvia on a re-positioning sailing from Antigua to Southampton on March 11, 2023.
Norwegian fjord cruise prices lead in at £749pp for seven nights on Iona from Southampton on August 6.