ExactConverter

Volume conversion

40 fl oz to L

1.1829 L

40 US fluid ounces = 1.1829 litres. Exact factor: L = fl oz × 0.0295735.

Live converter

Edit either field — the other updates instantly. Type decimal values like 38.4.

The formula

L = fl oz × 0.0295735

Worked example: 40 × 0.0295735296 = 1.1829 L.

Values near 40 fl oz

fl oz L
37 1.0942
38 1.1238
39 1.1534
40this page 1.1829
41 1.2125
42 1.2421
43 1.2717

Frequently asked

How do you convert US fluid ounces to litres?

Apply the formula L = fl oz × 0.0295735. Enter any value in the live converter above and the result updates as you type.

What is 40 fl oz in L?

40 fl oz equals 1.1829 L. The reference table below shows the values immediately around 40 fl oz.

Is this conversion exact?

Yes. A standard US water bottle is 16.9 fl oz, which is exactly half a litre.