Haven't had the time to hunt for deals this week, but this popped up in my email this morning. Take 40% Off Full-Priced Magazine Subscriptions*! Use promo code SEPT2015 at checkout.
Please note that some titles on Zinio can be accessed for free via your library.
T&Cs:
*Offer valid until 9/7/2015 11:59PM EST on regular priced subscriptions exclusively on Zinio website. Offer not valid on single-issue purchases and cannot be used on PayPal transactions or be combined with any other coupons, discounts or offers. Offer not valid on select magazines. Please enter promotional code SEPT2015 (case-sensitive) at checkout by placing the code into the 'Enter Code or Gift Card' field. Credit card CVV number will also need to be entered to complete purchase at checkout. For more information, please visit our FAQ page.
It may be worth checking if the magazine you're after is available from your local library before paying for a subscription. :)