On AppGrooves, you'll be able to find coupons for many companies, across both the travel sector and many others. You can search for these brands and retailers at the top of the AppGrooves website, or you can find them by searching in the categories section. Here, you'll find everything from food delivery to electronics, all with discounts and promo codes available to help lower the cost. To find similar travel-related discounts, head to JetBlue, click on a coupon and then scroll down to More Offers. This will bring up relevant coupons for companies like Hertz, United and Booking.com.