UK gallons per minute to Litres per minute

Type a value in UK gallons per minute and get the result in Litres per minute, calculated exactly.

1 gal/min (UK) = 4.54609 L/min Flow rate converter

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L/min = gal/min (UK) × 4.54609

To convert UK gallons per minute to Litres per minute, multiply the value by 4.54609.

This factor is exact by definition.

UK gallons per minute to Litres per minute
UK gallons per minute (gal/min (UK))	Litres per minute (L/min)
1	4.54609
2	9.09218
3	13.63827
4	18.18436
5	22.73045
6	27.27654
7	31.82263
8	36.36872
9	40.91481
10	45.4609
15	68.19135
20	90.9218
25	113.65225
30	136.3827
40	181.8436
50	227.3045
60	272.7654
70	318.2263
75	340.95675
80	363.6872
90	409.1481
100	454.609

Values marked ≈ are rounded; the rest are exact.

Reverse table: Litres per minute to UK gallons per minute

Litres per minute to UK gallons per minute
Litres per minute (L/min)	UK gallons per minute (gal/min (UK))
1	≈ 0.2199692
2	≈ 0.4399385
3	≈ 0.6599077
4	≈ 0.879877
5	≈ 1.099846
6	≈ 1.319815
7	≈ 1.539785
8	≈ 1.759754
9	≈ 1.979723
10	≈ 2.199692
15	≈ 3.299539
20	≈ 4.399385
25	≈ 5.499231
30	≈ 6.599077
40	≈ 8.79877
50	≈ 10.99846
60	≈ 13.19815
70	≈ 15.39785
75	≈ 16.49769
80	≈ 17.59754
90	≈ 19.79723
100	≈ 21.99692

UK gallons per minute gal/min (UK): One imperial gallon (4.54609 L) each minute.
Litres per minute L/min: One litre each minute.

UK gallons per minute to Litres per minute: what is the conversion factor?

One gal/min (UK) is 4.54609 L/min.

How do I convert UK gallons per minute to Litres per minute?

Use the formula above. For example, 10 gal/min (UK) = 45.4609 L/min.

Is the conversion exact?

Yes. Both units have exact definitions, so the factor is exact; a result is only rounded when its decimals never end.

Factors checked 19 October 2026.