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McDonald's employee putting french fries into a container
Ralf-Finn Hestoft / Contributor / Getty

Mark your calendars, because National French Fry Day falls on Friday, July 11, this year. While you may not celebrate that “holiday” regularly, plenty of fast-food restaurants do by giving out free and cheap fries. What’s not to love about that? 

This Friday, if you’re looking to score a cheap lunch, take advantage of any of these fry deals.

Burger King

Burger King Fries
Danny P. / Yelp

Rewards members at Burger King can get any size fry (not just medium, take that, Ronald!) free with a $1 or more purchase once per week for a limited time. Check your mobile apps, too, because there may be a BOGO free medium fries reward to use as well.

McDonald’s

Joe Raedle / Getty Images

McDonald’s has a long running free fries on Friday promotion, so you can take advantage of that on July 11. Rewards members will get a free medium fries with any $1 or more purchase when they order in the mobile app. 

Plus, you’ll be able to get an additional free medium fries through Sunday.

Wendy’s

Wendy’s Fries
Arlene C. / Yelp

You can choose the size of your free fries on July 11 at Wendy’s. (If you don’t choose large, we can’t be friends.) Just use the digital offer in the chain’s mobile app to get it with any purchase. Plus, you can get the same deal every Friday for the rest of 2025.

Checkers/Rally’s

Checker’s Seasoned Fries

Checkers and Rally’s are getting a little cheeky for National French Fry Day. On July 11, if you bring in a recent receipt showing a french fry purchase from any competitor restaurant, they’ll give you a large fries for free.

Del Taco

Crinkle Cut Fries from Del Taco
Esther C. / Yelp

You might not think that a Tex-Mex chain would have a deal on Fry Day, but Del Taco does. On July 11, rewards program members can score a free regular fry with any online, app, or in-store purchase.

Fatburger

Fatburger Fries
Maricel P. / Yelp

From now through July 13, anyone who orders a burger or sandwich at Fatburger will get a free order of Fat or Skinny fries. Just place your order online and use the code “FryDay25” at checkout to get your freebie.

Smashburger

Smashburger meal
©TripAdvisor

Smashburger is giving customers free fries with any purchase of a buck or more on July 11. You can get the deal in-store, or order online or in the app with code “FRYDAY25” at checkout. You can choose between Smashfries, sweet potato waffle fries, and Scorchin’ Fries.

Sonic

Sonic Fries
Ann S. / Yelp

You have choices at Sonic. Choose a free medium sized fries or tater tots with any purchase on July 11. (We’re definitely choosing tots.)

Whataburger

Whataburger Fries
Scott F. / Yelp

Medium orders of fries will only be 75 cents each on National French Dry Day at Whataburger this year. Grab them from 11 a.m. through 8 p.m. when you place a digital order.

White Castle

White Castle Meal
Dino N. / Yelp

From now through July 11, you can get a free order of cheese fries at White Castle. Just place any order and use promo code “CHEESY” at checkout online, in-app, or in-store.

Krystal

Krystal Fries
Bobby C. / Yelp

Krystal, a Southern slider chain, will give you a free small order of fries on July 11 when you spend at least $10. You must order online and use code “FRYMEUP” at checkout to get it. (Got to say, we’re not impressed by this deal at all.)

Jack in the Box

Jack in the Box Fries
©TripAdvisor

Of course, Jack in the Box, the chain known for being able to satisfy all your munchies needs, has a National French Fry Day deal. All rewards members will get a free fries in any size and shape with any in-app purchase on July 11.

Penn Station

Penn Station subs yelp
Sterling D. / Yelp

Penn Station is one of the few fast food chains that makes its fries from fresh potatoes. Try a small order for free when you order any sub from July 11-13.

Wayback Burger

Wayback Burgers Meal
Eugene G. / Yelp

The french fries at Wayback Burger may not be free for National French Fry Day, but you don’t have to purchase anything else to score the deal. Rewards program members can get a regular size fries for only $1 online or in-store on July 11.

Long John Silver’s

Amy C. / Yelp

Members of Long John Silver’s loyalty program an individual sized order of waffle fries for free. You’ll have to order in the chain’s mobile app and spend at least $5 to get it.

Meet the Writer

Lacey Muszynski is a staff writer at Cheapism covering food, travel, and more. She has over 15 years of writing and editing experience, and her restaurant reviews and recipes have previously appeared in Serious Eats, Thrillist, and countless publications in her home state of Wisconsin.