[potato3732842]

It also needs to beat up that air enough to make the resultant forces overcome gravity acting on the airliner whereas the ship just gets to float there.

Apples to orages.

[eesmith]

Yup.

Or to structure it a the earlier comment: for comparison, it takes me about 0.000065 MWh to cycle 1 nautical mile.

That's a couple of apples.

[nandomrumber]

You also aren’t doing so while carrying 2100 passengers sms 225 cars, I imagine.

[nineteen999]

Plus they are going to get very waterlogged cycling that nautical mile.

[nandomrumber]

Some dedicated cyclists will cycle in any weather.

[eesmith]

And underwater. https://en.wikipedia.org/wiki/Underwater_cycling

[amelius]

And a maglev train?

https://en.wikipedia.org/wiki/Maglev