Recent social media posts
10/26/2026
Halloween party, game day, or a full office lunch! Perks Members can save $20 on a $100+ catering order* through 10/31 🍟
Join if you’re not signed up yet:​ portillos.com/signup
*limit 1. while supplies last. terms & exclusions apply.
10/25/2026
You know what isn't an illusion? How delicious the OREO Cake is. ​
​
go beyond the ordinary: order.portillos.com​
​
Limited time only, while supplies last!
10/24/2026
found footage of the OREO Cake Shake being made🖤🤍
here for a limited time, while supplies last
10/24/2026
found footage of the OREO Cake Shake being made​
​
here for a limited time, while supplies last
10/23/2026
There is a place where an ordinary night turns into something else entirely. The OREO Shake, hand spun with crushed OREO cookie pieces, has entered the Portillo's lineup. It only gets more delicious from here.​
​
limited time only, while supplies last: order.portillos.com
10/22/2026
There is nothing ordinary about this Shake. ​
Creamy Vanilla Shake.​
OREO Cookie Pieces.​
One sip and you'll be transported beyond the ordinary: order.portillos.com
Limited time only, while supplies last!
10/22/2026
There is nothing ordinary about this Shake. ​
Creamy Vanilla Shake.​
OREO Cookie Pieces.​
One sip and you’ll be transported beyond the ordinary!
Limited time only, while supplies last đź‘€
10/19/2026
Reality is looking different around here...Perks Members can get $20 off a $100+ catering purchase* thru 10/31: catering.portillos.com
*limit 1. while supplies last. terms & exclusions apply.
10/07/2026
There is a treat here, suspended somewhere between cake and cookie, iced thick with OREO frosting and finished with OREO cookie pieces. ​
Familiar and unplaceable all at the same time.​
Limited time only, while supplies last: order.portillos.com
10/06/2026
Go beyond the ordinary: we took the OREO cookie and
turned it into a Cake. A Shake. And a Cake Shake. ​
It enters your dimension today, 10/6. Available for a
limited time, while supplies last. After that, it’s back to
the other side.
10/06/2026
We took the OREO cookie and turned it into a Cake. A Shake. And a Cake Shake. ​
It enters your dimension on 10/6. Available for a limited time only, while supplies last.​ After that, it's back to the other side.
Go beyond the ordinary: order.portillos.com
10/05/2026
Tune in tomorrow, 10/6, when something familiar becomes something else entirely.
10/02/2026
Go beyond the ordinary on 10/6
10/02/2026
go beyond the ordinary on 10/6
10/01/2026
This was no ordinary season! Congratulations Chicago White Sox 🍟
10/01/2026
the season is changing.
09/29/2026
the pickle to hot dog ratio is not a joke to us
04/10/2025
🎉 Calling all Chicago Portillo’s fans! 🎉
We’ve got something special cookin’ and you’re invited to our Addison & Kimball restaurant. Want to try our delicious catering options?
đź“Ť: 3343 W Addison St, Chicago, IL 60618
Sign up and secure your spot! Spots are limited, so don’t wait:
04/02/2025
This isn’t an April Fool’s joke. ​
We're testing something new this summer!
07/24/2024
Let’s give a very warm welcome to one of Portillo's newest creations – the Spicy Chicken Chopped Salad, a fiery twist on the fan-favorite classic!
Experience the iconic blend of fresh Chopped Salad ingredients with an added kick of heat from our tender spicy chicken and hot giardiniera.
07/10/2024
Mix it up and go Mediterranean! Order a Portillo’s Greek Salad today. It boasts grilled chicken, chopped romaine, Feta cheese, juicy tomatoes, red onions, Kalamata olives, and fresh cucumber.
06/29/2024
At Portillo's, we honor our heroes! 🎖️
We're proud to support military veterans and invite you to join our team. Your dedication, skills, and experiences are invaluable to us. We offer a supportive work environment, competitive benefits, and opportunities for growth.
If you’ve served in the Army, Navy, Air Force, Marines, or Coast Guard, we want you to be part of our family.
đź”— Learn more: https://careers.portillos.com/
06/28/2024
Sweet decisions: chocolate or lemon from Portillo's? 🍫🍋
06/27/2024
Crunch into the new Chicken Pecan Salad with Bacon 🥓
This ensemble of spring mix, red cabbage, grilled chicken, crispy bacon, toasted pecans, fresh tomatoes, and shredded mozzarella and cheddar cheese is elevated with a drizzle of delicious honey peppercorn dressing. A delightful mix of sweet and savory in every bite.
🥗: https://order.portillos.com/
06/25/2024
With so much on the menu, you can always mix it up at Portillo's.
What's our most underrated menu item?
06/19/2024
We heard you and we're excited to have you try our new salads! One brings the heat and the other brings the sweet: Spicy Chicken Chopped Salad and Chicken Pecan Salad with Bacon. Try one today!🥗
06/18/2024
Lunchtime classic: cheeseburger with everything on it 🤤
What's your favorite burger topping?
Address
100 W. Ontario Street
Chicago, IL
60610
Directions for W. Ontario Street in Chicago via public transport:
1. Take the Red Line subway to the Grand station.
2. Head north on N State St towards E Grand Ave/W Polk St.
3. Turn left onto W Ontario St.
Directions for W. Ontario Street in Chicago via driving:
1. Take the I-90/94 expressway to exit 50B for Ohio St E.
2. Turn right onto N LaSalle Blvd.
3. Turn left onto W Ontario St.
Parking options include metered street parking and nearby parking garages such as the Ontario-St Clair Self-Park and ROW Garage.
Opening Hours
| Monday |
10am - 1am |
| Tuesday |
10am - 1am |
| Wednesday |
10am - 1am |
| Thursday |
10am - 1am |
| Friday |
10am - 1am |
| Saturday |
10am - 1am |
| Sunday |
10am - 1am |
Alerts
Be the first to know and let us send you an email when Portillo's Chicago - Clark & Ontario posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.
What people say
Fast food restaurants are known for their quick service and delicious meals, and Portillo's on W. Ontario Street in Chicago is no exception. This hot dog joint is home to some of America's favorite Chicago-style hot dogs, Italian beef, burgers, salads, and chocolate cake. The menu is diverse and offers something for everyone.
What sets Portillo's apart from other fast food restaurants is their commitment to quality ingredients and flavors. The Chicago-style hot dogs are a must-try, with the perfect combination of toppings that make it a classic dish. The Italian beef sandwich is also a fan favorite, with tender meat and flavorful au jus sauce.
Portillo's also offers late-night hours for those who crave a tasty meal after hours. Their new Rodeo Burger is a must-try with its stacked brioche bun, crispy bacon, onion rings, American cheese, and Porti sauce.
In addition to their delicious food offerings, Portillo's has an inviting atmosphere that makes it a great spot to grab a quick bite or sit down for a meal with friends and family. With upcoming locations in Algonquin, Rosemont, and Cicero, there will be even more opportunities to enjoy the deliciousness that Portillo's has to offer.
Overall, Portillo's on W. Ontario Street in Chicago is a top-notch fast food restaurant that delivers on taste and quality every time.
