-Earn 2-2.14 points per dollar and get free insurance for trip cancellation, trip interruption, trip delay, lost luggage, delayed luggage, and travel accident with Chase Sapphire Preferred. -Bookable on Priceline. Priceline tickets are refundable until 11:30pm ET the day after purchase. Valid on JetBlue and Delta in either direction.  JetBlue still gives 1 free checked Want to continue reading this post? Click here!