What are the accepted forms of payment?

Northwest Airlines accepts a variety of payment methods to accommodate its customers' needs when booking flights or services. Commonly accepted forms of payment include major credit and debit cards such as Visa, Mastercard, American Express, and Discover. Travelers can also utilize a selection of travel vouchers and gift certificates for purchasing tickets and services associated with Northwest Airlines. For those who prefer to book through alternate channels, other payment options may be available, such as PayPal, but it is wise to verify this on the specific booking page or during the payment process, as availability can change. In some cases, travelers may be able to use frequent flyer miles or points from programs like Northwest WorldPerks to pay for all or part of their travel costs. For the latest information regarding accepted forms of payment, it is advisable to check the current web page of Northwest Airlines to ensure all options are clearly outlined.