JetBlue will allow you to select from a variety of payment options when checking out on the website or app. The first of these is a standard credit or debit card, of which there are many accepted by JetBlue, including Visa, MasterCard, American Express, Diners Club etc. If you are booking in-person at a travel agent or airline counter, you can also pay in cash. JetBlue will also accept PayPal, PayPal Credit or MasterPass online, but online for flight-only purchases. JetBlue does not accept any form of checks, apart from traveler's checks, or money orders. Finally, you can pay for your transaction with TrueBlue points, which are earned either through their frequent flyer program, or by signing up for their credit card.