Fill Up Box Price at KFC (2026)
A Fill Up Box at KFC in United States is priced at $24.2 as of September 2026.
KFC's Fill Up Box is priced at $24.20 in the United States right now (September 2026). That's about 0% above the typical KFC Happy Meal item — the 2nd-cheapest of 4 we track. It's available at around 497 KFC locations across the United States. Prices are sourced from delivery platforms and refreshed regularly. See how it stacks up across other chains, and track its price for free, on MenuPriceToday.
How this compares in Happy Meal
4 items tracked| This item | $24.20 |
| Happy Meal median | $24.30 |
| Cheapest — Boneless Bucket for One | $15.76 |
| Most expensive — Chicken & Tenders Feast: 6 pc. Chicken + 6 pc. Tenders | $36.60 |
| vs Happy Meal median | 0% |
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