Concessions at O'Hare
| Shop | Terminal | Hours |
| Argo Tea | Three near Gate H1 | Airport Hours |
| Auntie Anne's | Two | 5 a.m. - 10 p.m. |
| Berghoff Cafe | One | 5:15 a.m. to 10:30 p.m. |
| Billy Goat Tavern and Grill | One | 6 a.m. to 9:30 p.m. |
| B.J. Market | Three | Airport Hours |
| Brioche Doree | One, Three | 5 a. m. to 9:30/10 p.m. |
| Burrito Beach/B Smooth | Three | 6 a.m. to 10 p.m. |
| Cafe Zoot | One | 5 a.m. to 9 p.m. |
| Chicago Style Hot Dogs | One | 6 a.m. to 9 p.m. |
| Chili's | One, Two and Three | 5:30 a.m. to 9 p.m. in T-3. Others open until 9:30 p.m. |
| CIAO | One and Terminal One Baggage Area | Airport Hours |
| CIBO Gourmet Market | Two and Three | Airport Hours |
| Cinnabon | Three | 5:15 a.m. to 9:30 p.m. |
| Dunkin' Donuts | Three | 6 a.m. to 10 p.m. |
| Eli's Cheesecake | One | 6 a.m. to 9:30 p.m. |
| Facades Bar | Three | 6 a.m. to 9 p.m. |
| Fox Sports Sky Box | Two and Three | 6 a.m. to 9:30 p.m. |
| Galileo's | One | 7:30 a.m. (11 a.m. on Sunday) to 9 p.m. |
| Garrett Popcorn | One and Three | 6 a.m. to 10 p.m. |
| Gold Coast Dogs | Three and Five | 6 a.m. to 8 p.m. |
| Goose Island Brewing Company | One and Two | 8 a.m. to 8 p.m. |
| Grab & Go | Two and Three | Airport Hours |
| Graystone Coffee | Five | Airport Hours |
| Great American Bagel | One and Three | 5:00 a.m. to 8:30 p.m. |
| Haagen Dazs Ice Cream | Five | Airport Hours |
| Harley-Davidson | Three | Airport Hours |
| Hotdog Express | Two | Airport Hours |
| Host Bar | Five | 7:30 a.m. (11 a.m. on Sundays) to 9:30 p.m. |
| Jamba Juice | One | 7:30 a.m. to 9:30 p.m. |
| Jazz Bar | One | 7:30 a.m. to 9:30 p.m. |
| Johnny Rockets | Two - Near Hudson News | Breakfast, Lunch and Dinner |
| La Tapenade Mediterranean Café | One | Airport Hours |
| Lou Mitchell's Express | Five | Express Service during Airport Hours |
| Macaroni Grill | Three - Concourse H-K near Gate K2 | Service During Airport Hours |
| Manchu Wok | One and Three | 7:30 a.m. to 9:00 p.m. |
| McDonald's | One, Two, Three and Five | 5 a.m. to 11 p.m. |
| Nuts on Clark | One, Two and Three | 6 a.m. to 10 p.m. |
| O'Brien's Restaurant & Bar | Three | 6 a.m. to 10 p.m. |
| O'Hare Bar and Grill | Three | 6 a.m. to 9 p.m. |
| Parades Bar | Five | 7:30 a.m. (11 a.m. on Sunday) to 9:30 p.m. |
| Pizzeria Uno | Two, Three and Five | 5:15 a.m. to 9:30 p.m. |
| Prairie Tap | Three | 6 a.m. to 10 p.m. |
| Quick Connection | One and Two | 5 a.m. to 9:30 p.m. various gate locations |
| Quiznos | One and Two | 5 a.m. to 9:30 p.m. |
| Reggio's Pizza | One and Three | 7 a.m. to 9 p.m. |
| Rocky Mountain Chocolate Factory | One and Three | 7 a.m. to 9 p.m. |
| Rush Street | Three | Airport Hours |
| Salad Works | One | 7 a.m. to 9 p.m. |
| Skyscrapers | Two | 5 a.m. to 9 p.m. |
| Sky Bridge Restaurant | Three | Airport Hours |
| Smoothie King | One | 7 a.m. to 9 p.m. |
| Starbuck's Coffee | One, Two and Three | Between 5 a.m. and 10 pm - at various locations the exact hours will differ. |
| Tuscany | Terminal 1, Concourse B | Serves breakfast, lunch and dinner |
| The Grove | One | 7:30 a.m. to 9:30 p.m. |
| Vosges Haut-Chocolat | One | 8 a.m. to 8 p.m. |
| Waterworks | Three | 8 a.m. to 7:30 p.m. |
| Windy City Yogurt | Five | Service during airport hours |
| Wings Bar | One | |
| Wolfgang Puck | One and Three | 5:00 a.m. to 10 p.m. - exact hours may vary slightly between locations |