Portillo's under 400 calories: 13 orders, ranked

Of the 64 single orders we track at Portillo's, 13 come in at or under 400 calories — 20%. The most protein in one item under 400 is the Classic Caesar Salad with Grilled Chicken without Dressing, 38 g for 357 calories; the most filling by protein and fiber per calorie is the Classic Caesar Salad with Grilled Chicken without Dressing (38 g protein, 4 g fiber, 357 cal). 6 entrées fit under 400; 43 do not.

Source: Portillo's nutrition guide (official) · Data refreshed September 18, 2026

• 13 orders under 400
• 38g most protein in one item
• 38g protein in a full meal
• 43 entrées over 400

As of October 2026, 13 of the 64 Portillo's single orders we track come in at or under 400 calories, and the most protein in a complete Portillo's meal under 400 is 38 g (A Classic Caesar Salad with Grilled Chicken without Dressing and a large Diet Coke).

Three complete Portillo's meals under 400 calories

Under 400, the most-protein meal is built on the Classic Caesar Salad with Grilled Chicken without Dressing (357 cal), which leaves 43 calories for its sides and drink. One meal-sized entrée, up to two different sides and a drink — the MinMax app's meal and the best under the cap, drink included (water only where no published drink fits; the lightest meal takes a zero-calorie drink, or water).

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Every Portillo's order under 400 calories, ranked by protein

Single orders only — no desserts, kids' meals, combos, sauces or toppings — by grams of protein, then calories. The median order under 400 is 332 calories and 6 of the 13 are entrées. Figures as Portillo's published them, rounded to whole numbers (how we check them).

What 400 calories buys at Portillo's

The 8 lightest orders under 400: Chicken Noodle Soup (at select locations) (138), Side Garden Salad without Dressing (168), Classic Caesar Salad without Dressing (229), Meatball with Sauce and Cheese (at select locations) (305), Onion Rings (Regular) (318), Greek Salad with Chicken without Dressing (at select locations) (325), Plant-Based Garden Dog (332) and Side of Meatballs (at select locations) (332).

What doesn't fit under 400

43 of 49 Portillo's entrées are over 400 calories; the lightest of them, the Classic Beef Bowl, misses by 35 calories at 435. With more room, see Portillo's under 500. Closest misses: Classic Beef Bowl (435) and Hot Dog with Everything (Jumbo) (462).

More at Portillo's

• Portillo's calories & nutrition (107 items listed)
• Portillo's under 500 calories (19 orders)
• Portillo's under 600 calories (32 orders)
• High-protein Portillo's orders (19 items)
• Portillo's calorie calculator (build an order under your cap)

Under 400 calories at other chains

The same cap at 3 Burgers chains, or the cross-chain pillar: fast food under 400 calories.

• Braum's under 400
• Runza under 400
• McDonald's under 400