How many leagues are in 1 AU?

One AU contains approximately 3.098 x 107 leagues (about 31 million English leagues of 4.828 km each).

How far is 20,000 leagues in AU?

Twenty thousand leagues (about 80,000 km using the French metric league of 4 km) is approximately 0.000535 AU. Verne's submarine traveled less than one-thousandth of the Earth-Sun distance.

Which league definition is used here?

The English league of 3 statute miles (4.828 km). The league has no universal definition. The French league was about 4 km, the Spanish legua about 4.2 km, and the Portuguese legua about 6.2 km.

Astronomical Units to Leagues (au to lea) Converter

1 au = 30,985,269.091 lea

1 Astronomical Unit equals 30,985,269.091 Leagues (1 au = 30,985,269.091 lea). Convert Astronomical Units to Leagues with formula, table, and examples.

One astronomical unit equals approximately 3.098 x 10⁷ leagues (English league of 4.828 km), or about 31 million leagues. Jules Verne's 'twenty thousand leagues' (80,000 km) is only 0.000535 AU. This conversion pairs the solar system distance unit with one of the most archaic and variable length units in history.

How to Convert Astronomical Units to Leagues

lea = au × 30,985,269.0910085104

Multiply the value in Astronomical Units by 30,985,269.0910085104

Take your value in Astronomical Units
Multiply by 30,985,269.0910085104
Read the result in Leagues

Common Astronomical Units to Leagues Conversions

Astronomical Units (au)	Leagues (lea)	Status
1 × 10⁻⁸ au	0.3099 lea
1 × 10⁻⁷ au	3.0985 lea
0.000001 au	30.9853 lea
0.00001 au	309.8527 lea
0.0001 au	3,098.5269 lea
0.001 au	30,985.2691 lea
0.01 au	309,852.6909 lea
0.1 au	3,098,526.9091 lea
0.39 au	12,084,254.9455 lea
0.72 au	22,309,393.7455 lea
1 au	30,985,269.091 lea
1.52 au	47,097,609.0183 lea
5.2 au	161,123,399.2732 lea

Good to Know About Astronomical Units to Leagues Conversion

The league is famous from literature but scientifically meaningless. The AU is scientifically precise but rarely appears in literature. Their pairing is a collision of storytelling and science.

Astronomical Units to Leagues: What You Need to Know

The Earth-Sun distance of 1 AU is about 31 million English leagues. The entire journey in Twenty Thousand Leagues Under the Sea would cover barely half a thousandth of an AU. Since the league has no single agreed-upon definition, this conversion uses the English league of 3 statute miles (4.828 km).

What is a Astronomical Unit? au

Exactly 149,597,870,700 meters by IAU 2012 definition. Roughly the average distance from the Earth to the Sun. Used for distances within our solar system.

Astronomical solar system distances astronomy planetary science

Learn more about Astronomical Unit →

What is a League? lea

Exactly 3 statute miles (4828.032 m). A historical unit of distance, often associated with the distance a person could walk in one hour.

Imperial historical literature

Learn more about League →

Going the other way? Use our Leagues to Astronomical Units converter.

Astronomical Units to Leagues FAQ

One AU contains approximately 3.098 x 10⁷ leagues (about 31 million English leagues of 4.828 km each).
Twenty thousand leagues (about 80,000 km using the French metric league of 4 km) is approximately 0.000535 AU. Verne's submarine traveled less than one-thousandth of the Earth-Sun distance.
The English league of 3 statute miles (4.828 km). The league has no universal definition. The French league was about 4 km, the Spanish legua about 4.2 km, and the Portuguese legua about 6.2 km.

Non-Frequently Asked Questions About Astronomical Units to Leagues

Questions nobody should ask - but someone did.

No. The Sun is about 30,970 leagues away (1 AU). Verne's 20,000 leagues was horizontal submarine travel, not distance to the Sun. But at 30,970 leagues, the Sun is about 1.5x Verne's entire voyage.