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Oil — Ounces in Milliliters
1 ounce of oil equals 29.9 milliliters*
Density-based conversion — ingredient densities cross-checked against the FAO/INFOODS density database and USDA FoodData Central. The exact weight varies slightly with brand and packing. How we calculate · Reviewed August 21, 2026.
About oil measurements
Cooking oils cluster below water in density; the reference used here is about 0.95 g/ml, near 224 g per US cup. The exact figure shifts with the oil — light vegetable oils run a bit lighter, refined coconut heavier — and every oil thins and lightens noticeably as it warms.
Ounces of oil equivalent in milliliters?
FAQs on oil weight to volume conversion
1 ounce of oil equals how many milliliters?
1 ounce of oil is equivalent 29.9 milliliters.
How much is 29.9 milliliters of oil in ounces?
29.9 milliliters of oil equals 1 ounce.
Ounces to Milliliters of Oil Conversion Chart
Note: Fractions are rounded to common recipe fractions (1/8, 1/4, 1/3, 1/2, 2/3, 3/4…). Values are rounded to 3 significant figures.
| Ounces to milliliters of Oil | |
|---|---|
| 1.87 milliliters | |
| 3.74 milliliters | |
| 7.48 milliliters | |
| 9.98 milliliters | |
| 15 milliliters | |
| 20 milliliters | |
| 22.5 milliliters | |
| 1 ounce | 29.9 milliliters |
| 1 | 31.8 milliliters |
| 1 | 33.7 milliliters |
| 1 | 37.4 milliliters |
| 1 | 39.9 milliliters |
| 1 | 44.9 milliliters |
| 1 | 49.9 milliliters |
| 1 | 52.4 milliliters |
| 2 ounces | 59.9 milliliters |
| 2 | 61.7 milliliters |
| 2 | 63.6 milliliters |
| 2 | 67.4 milliliters |
| 2 | 69.9 milliliters |
| 2 | 74.8 milliliters |
| 3 ounces | 89.8 milliliters |
| 4 ounces | 120 milliliters |
| 5 ounces | 150 milliliters |
| 6 ounces | 180 milliliters |
| 8 ounces | 239 milliliters |
| 10 ounces | 299 milliliters |
References:
Weight to Volume Conversions - Recipes
A note on cooking ingredients measurements
Notes: results are rounded (by default) to 3 significant figures. Cooking conversions use standard ingredient densities — the exact weight varies slightly with the brand and how tightly the ingredient is packed ☺.