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

Upon arrival, crews found that the patient was actually located approximately 220 feet up in the air, inside of a crane cab. — Alex Nitzberg, FOXNews.com, 31 Aug. 2026

Running back Jordan Lyle’s status with the team is up in the air after being arrested on charges of aggressively fleeing and eluding a law enforcement officer and reckless driving — the former of which is a second-degree felony. — Jordan McPherson, Miami Herald, 28 Aug. 2026

But after Tuesday's notices were posted, Price says that meeting is now up in the air. — CBS News, 26 Aug. 2026

Georgia Power has already claimed the output from one of the projects, but others are up in the air. — Aj Willingham, AJC.com, 20 Aug. 2026