Holiday Travelers Gripe as Delays Pile Up at Los Angeles International Airport

— -- Dissatisfied travelers took to social media over delays piling up at Los Angeles International Airport on Wednesday evening into Thursday, two of the busiest travel days of the year.

The airport racked up 434 delays and 59 cancellations on Wednesday, according to statistics from FlightAware.com.

In the early morning hours Thursday, LAX led FlightAware's misery index, with 62 delays and 10 cancellations. Denver International Airport came in second, with 22 delays.

LAX officials say construction at the airport, rain and the increased number of flights and passengers contributed to the problems. Several inbound flights were diverted to cities like Phoenix and San Francisco.

Delays Thursday morning in and out of LAX were running 45 minutes to an hour

ABC News' Alex Stone, Jonah Lustig and Matt Foster contributed to this report.