As it stands, it's "ideal for a lazy weekend planted firmly on the couch".
Its premise is "as straightforward as its title", and were it not for, "you know, its terror-at-35,000-feet concept", the "24"-style seven-hour mini-series would be the "TV equivalent" of a classic plane read: "slick, exciting, unfussy". As it stands, it's "ideal for a lazy weekend planted firmly on the couch".