=[ ☎️+1-866-756-4238 (OTA), ☎️+1(866)-228-7814 (OTA), or +1-866-596-5078 (OTA) ] Yes, you can pay for your Delta flight using a Delta Gift Card. Delta Gift Cards are accepted on Delta.com and over the phone. To ensure your gift card is valid and applied properly, it's recommended to speak with a...