National Burger Day 2025 Deals 🍔

It's National Burger Day on Thursday 21st August 2025, so we've pulled together some of the best burger deals to help you celebrate in style.

SHAKE SHACK, Multiple locations - Buy One, Get One Free

Buy any burger and get a second one free at any Shake Shack location (excluding Gatwick) on Thursday 21st August 2025!

You'll need to sign up to claim your exclusive voucher code.

BLEECKER BURGER, Multiple locations - 20% Off Burgers

Join Bleecker's mailing list to get sent a discount code for 20% off all burgers in-person at all Bleecker's locations on Thursday 21st August 2025.

There's also a new special to celebrate the occasion - The Jalapeño Monster featuring a Bleecker beef patty, melted Swiss cheese, onions, and extra house sauce, topped with Jalapeños, inspired by Easy Street Burger in LA.

->

View this post on Instagram

A post shared by BLEECKER (@bleeckerburger)

HONEST BURGERS, Multiple locations - 1000 Free Burgers & 20% Off

Honest have launched a new loyalty app, Honest Insiders, and to celebrate they're giving customers who sign up before Thursday 21st August the chance to win one of 1,000 free burgers on National Burger Day. And, if you’re not one of those lucky 1,000, you can still enjoy 20% off any burger.

Details of the giveaway are below:

• Sign up to the Honest Insiders app before 21st August and tick the box to opt in for the National Burger Day reward
• Anyone who misses out on a free burger will still be rewarded with a 20% off to spend on any burger
• All vouchers redeemable before Monday 25th August at any Honest Burgers restaurant (including Honest Smash + Grab)

->

View this post on Instagram

A post shared by Honest Burgers (@honestburgers)

BLACK BEAR BURGER, Multiple locations - Café de Paris Burger, Fries & Drink for £20

You can enjoy Black Bear Burger's one-day-only special, the Café de Paris Burger, with a portion of fries and a drink (beer, wine, or soft drink) for just £20 on Thursday 21st August at the following locations: Westfield, Brixton, Exmouth Market, and Camden Town.

The Café de Paris special features a dry-aged beef patty, with cheese, smoked bacon, café de Paris sauce, and a soft sesame bun.