Jack in the Box vs Portillo's: Menu Prices Compared (2026)
The short answer
Jack in the Box is the cheaper of the two. Of the 7 directly comparable items we could match across both menus, Jack in the Box is cheaper on 6 of them, by an average of $1.66 per item.
Deals Worth Knowing at Both
Jack in the Box
- Two tacos for $1.79 is the cheapest hot food at any major chain, and they are available 24 hours a day.
- The Munchie Meal at $12.49 bundles an entree, two sides, two tacos and a drink — roughly $5 less than buying the same items separately.
- Breakfast is served all day, so a $3.29 Breakfast Jack works as a cheap dinner.
Portillo's
- Ordering the beef dipped, wet or dry costs nothing extra — the preparation is free, so ask for what you actually want.
- Italian Beef family packs at $59.99 feed four to six for roughly the price of five individual sandwiches with sides.
- Portillo's ships nationwide, so the chocolate cake and Italian beef kits are available outside the chain's footprint.
Jack in the Box vs Portillo's — FAQ
Is Jack in the Box cheaper than Portillo's in 2026?
Jack in the Box is cheaper on most matched items — 6 of 7. Across the whole menu Jack in the Box is the lower-priced of the two, at $4.99 for a typical item against $9.29 at Portillo's.
What is the price difference between Jack in the Box and Portillo's?
On matched items the average difference is $1.66, or about 65% overall. Jack in the Box averages $4.94 across 44 priced items; Portillo's averages $14.10 across 40.
Which has the cheaper entry price, Jack in the Box or Portillo's?
Jack in the Box starts at $1.79 (Two Tacos) and Portillo's at $3.79 (Fries (regular)).
Are these prices the same at every location?
No. Both chains let franchise owners set prices, so figures move by a dollar or more between markets and run highest at airport, stadium and highway locations. Treat these as the typical U.S. price, not a quote.