Cooking Time Calculator
Estimate roasting time by meat type and weight.
Results update as you type.
How it works
Timing a roast is guesswork until you anchor it to weight, and this cooking time calculator estimates how long beef, chicken, pork, or turkey needs based on how much it weighs. Pick the meat, enter the weight in pounds, and the tool multiplies by a sensible per-pound rate to give a starting roasting time, alongside the safe internal temperature you should confirm with a thermometer before serving. This matters because undercooked poultry and pork carry real food-safety risks, while overcooking dries out an expensive cut. A cooking time calculator gives you a reliable schedule so you can plan when the oven goes on and when the rest of the meal should be ready. Beef and chicken sit around twenty minutes per pound, pork closer to twenty-five, and turkey nearer fifteen, reflecting how each meat behaves in a hot oven. The estimate works because heat penetrates a roast from the outside in, so more mass takes proportionally longer to reach a safe centre. The time is a guide, not a guarantee: oven accuracy, bone content, starting temperature, and whether the joint is stuffed all shift the real figure. That is why the calculator pairs every estimate with a target internal temperature — the only foolproof test of doneness. Home cooks planning Sunday lunch or a holiday feast lean on a cooking time calculator to bring the whole meal together on time.
cooking time = weight × minutes per pound
Roasting time scales with weight because heat has to travel from the surface to the centre, and a heavier joint has more mass to warm through. Multiplying the weight by a per-pound rate for each meat gives a working estimate. The rates differ by meat because target doneness and density vary, which is why the guide always pairs the time with a safe internal temperature to confirm the roast is truly done.
Source:Standard roasting guidance
We review all our tools from time to time to ensure accuracy.
Worked example
How to use this calculator
- 1
Enter your values
Enter meat type and weight.
- 2
Adjust the options
Fine-tune any options to match your situation.
- 3
Read your result
Estimated cooking time updates instantly as you type — no button to press.
Frequently asked questions
How does the calculator estimate cooking time?
It multiplies the weight you enter by a per-pound roasting rate chosen for the meat type. Beef and chicken use about twenty minutes per pound, pork twenty-five, and turkey fifteen. So a three-pound chicken comes to sixty minutes. These rates assume a standard roasting oven around 180°C, so treat the result as a well-grounded starting point and always verify doneness with a meat thermometer before serving.
Why does the calculator show a target temperature?
Time alone never guarantees a roast is safely cooked, because ovens, cuts, and starting temperatures vary. The safe internal temperature is the definitive test: 74°C for chicken and turkey, and 63°C for beef and pork with a rest afterwards. Insert a thermometer into the thickest part, avoiding bone, and cook until it reads the target. Pairing time with temperature is the reliable way to avoid both undercooking and overcooking.
Does bone-in meat change the cooking time?
It can. Bone conducts heat differently and changes how quickly the surrounding meat warms, so bone-in roasts sometimes cook a little faster near the bone but slower in dense muscle. Stuffing a bird also adds significant time because the heat must penetrate the filling to a safe temperature too. Use the estimate as a schedule, then rely on a thermometer in the thickest section to decide when it is genuinely ready.
Should I rest the meat after cooking?
Yes. Resting lets the juices redistribute and the internal temperature climb a few more degrees through carry-over cooking, which is why you can pull larger roasts slightly before the target. Rest small cuts for around ten minutes and large joints or whole birds for fifteen to thirty under loose foil. Skipping the rest lets juices run out when you carve, leaving the meat drier despite perfect timing in the oven.
Can I use this for other meats or oven temperatures?
The calculator covers beef, chicken, pork, and turkey at typical roasting temperatures, and any meat not listed defaults to the beef rate as a rough guide. Cooking at a markedly higher or lower oven temperature will shift the real time, as will fan versus conventional heat. Whenever you change conditions, keep the target internal temperature as your anchor and adjust the schedule around your thermometer readings rather than the clock alone.