$500 Southwest Airlines eGift Card $430 at Costco $430 $500 Costco members only. Ends 5/5. Costco has the $500 Southwest Airlines eGift Card for $430 with e-mail delivery. Limit 1 per transaction; 5 per membership customer; item is non-refundable. $430 retail: $500 Price History See Price History Report Posted by DrBatman05/02/2024 at 03:55 PM PT