In-N-Out Burger vs Jack in the Box: Menu Prices Compared (2026)
The short answer
Neither chain is clearly cheaper. Across the 8 comparable items, the two split the wins evenly, with an average gap of $1.53 per item โ which one costs you less comes down to what you order.
Deals Worth Knowing at Both
In-N-Out Burger
- Animal Style, Protein Style, extra spread, chopped chilies and well-done fries are all free modifications โ the best no-cost upgrades in fast food.
- A Double-Double at $6.35 costs less than a single premium burger at most competitors and contains two patties.
- Building a 3x3 at $8.35 is cheaper than a Double-Double plus an extra patty ordered separately.
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 โ 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.
In-N-Out Burger vs Jack in the Box โ FAQ
Is In-N-Out Burger cheaper than Jack in the Box in 2026?
They are close. Across 8 matched items the two chains split the result evenly, with an average difference of only $1.53 per item.
What is the price difference between In-N-Out Burger and Jack in the Box?
On matched items the average difference is $1.53, or about less than 1% overall. In-N-Out Burger averages $4.90 across 23 priced items; Jack in the Box averages $4.94 across 44.
Which has the cheaper entry price, In-N-Out Burger or Jack in the Box?
In-N-Out Burger starts at $1.30 (Milk) and Jack in the Box at $1.79 (Two Tacos).
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.