Synonyms of up in the air

up in the air

phrase

as in volatile

likely to change frequently, suddenly, or unexpectedly

Our plans are still up in the air, but we're hoping to leave on Sunday.

Synonyms & Similar Words

• volatile
• variable
• unpredictable
• unstable
• inconsistent
• changeful
• unsettled
• uncertain
• fickle
• capricious
• unsteady
• fluid
• mutable
• inconstant
• mercurial
• random
• temperamental
• changeable
• arbitrary
• erratic
• skittish
• flickery
• fluctuating
• ambivalent
• aimless
• shaky
• desultory
• haphazard
• stray
• slapdash
• hit-or-miss
• mobile
• irregular
• unreliable
• dicey
• adaptable
• vacillating
• versatile
• scattered
• protean
• untrustworthy
• hesitating
• undependable
• wavering
• shilly-shally
• shilly-shallying

Antonyms & Near Antonyms

• certain
• constant
• even
• settled
• stable
• steady
• immutable
• predictable
• uniform
• stationary
• unchanging
• sure
• invariable
• tried
• unchangeable
• true
• unvarying
• permanent
• persistent
• changeless
• durable
• abiding
• lasting
• reliable
• equable
• trustworthy
• dependable
• trusty
• tried-and-true

Example Sentences

Recent Examples of up in the air

With Aaron Judge’s status up in the air heading into the series, Rice stands out as the Yankees’ most capable masher against the Rays’ strong pitching staff. — Chris Kirschner, New York Times, 2 Oct. 2026

The officiating crew instead threw a flag on Okereke, who leaped up in the air to obstruct Watson’s pass and then landed with his shoulder on Watson’s helmet. — Alex Zietlow, Charlotte Observer, 28 Sep. 2026

Who will be playing for the Yankees remains somewhat of a mystery, as Boone has noted that there are more roster spots up in the air than there usually is this time of year. — Gary Phillips, New York Daily News, 27 Sep. 2026

Whether the evidence spells the end of peewee football remains up in the air. — Alexandra Pattillo, Scientific American, 23 Sep. 2026