The change in air pressure appears to have played havoc with Lindsay Lohan's lips.

The actress' caught a flight from Los Angeles to New York with younger sister Ali on Monday.

Although Lindsay has been sporting a plumped-up pout for several weeks, her puffy lips had reached comical proportions by the time she touched down at JFK.

She was also showing plenty of front in a cleavage-baring black top.

More plumped-up pouts