Poll: They have cancelled an enormous amount of flights.

Ana

"... an enormous [b]number[/b] of fights". The word amount refers to non-countable nouns.

alan

From my perspective, as countable as rice in a pot, so using the word amount is quite good in the current context.

Jeremy

it's so bad: an enormous number of flights take up an enormous amount of airspace

Nick

Go back to school. Terrible English.