Whataburger under 300 calories: 15 orders, ranked

Of the 134 Whataburger items we track, 15 are single orders at or under 300 calories — 11% of the menu. The most protein in one item under 300 is the Garden Salad with Grilled Chicken, 34 g for 290 calories; the most filling by protein and fiber per calorie is the Garden Salad with Grilled Chicken (34 g protein, 6 g fiber, 290 cal). 6 entrées fit under 300; 69 do not.

Source: Whataburger nutrition guide (official) · Data refreshed September 12, 2026

• 15 orders under 300
• 34g most protein in one item
• 34g protein in a full meal
• 69 entrées over 300

As of September 2026, 15 of the 134 Whataburger items we track fit under 300 calories, and the most protein in a complete Whataburger meal under 300 is 34 g (A Garden Salad with Grilled Chicken and a water).

Three complete Whataburger meals under 300 calories

Under 300, the most-protein entrée — the Garden Salad with Grilled Chicken, 290 cal — leaves 10 calories for a side. Entrée first, then a side, then a drink if there is room — the same greedy order the MinMax app uses (water unless a shake adds 10 g of protein).

Build your own Whataburger order under 300 calories → Swap any item, add a side, share the link.

Every Whataburger order under 300 calories, ranked by protein

Single orders only — no kids' meals, combos, sauces or toppings — by grams of protein, then calories. The median order under 300 is 260 calories and 6 of the 15 are entrées. Figures as Whataburger published them (how we check them).

What 300 calories buys at Whataburger

The 8 lightest orders under 300: Fruit Chews (80), Hard-Boiled Egg (80), Grits (100), Garden Salad (160), Hashbrowns (190), Chocolate Chunk Cookie (230), Sugar Cookie (230) and Whatachick'n® Bites (4) (260).

What doesn't fit under 300

69 of 75 Whataburger entrées are over 300 calories; the lightest of them, the #7 Whataburger Jr.®, misses by 10 calories at 310. With more room, see Whataburger under 400. Closest misses: #7 Whataburger Jr.® (310), Egg Sandwich (310), Grilled Veggie Wrap (330), #16 Chicken Fajita Taco (340) and #21 Breakfast On A Bun® with Bacon (360).

More at Whataburger

• Whataburger calories & nutrition (all 134 items)
• Whataburger under 400 calories (37 orders)
• Whataburger under 500 calories (64 orders)
• Whataburger under 600 calories (87 orders)
• High-protein Whataburger orders (33 items)
• Whataburger calorie calculator (build an order under your cap)

Under 300 calories at other chains

The same cap at 3 Burgers chains, or the cross-chain pillar: fast food under 300 calories.

• Culver's under 300
• Dairy Queen under 300
• McDonald's under 300