There are several airlines that operate frequent flights from Chicago (ORD) to Newark (EWR) including

• American Airlines with 554 flights a week
• United Airlines with 396 flights a week
• Delta Air Lines with 113 flights a week
• Alaska Airlines with 15 flights a week
• JetBlue with 11 flights a week

The earliest flight leaves O'Hare Intl. Airport at 05:00 and arrives at Liberty Intl. Airport at 00:01. The last flight of the day departs Chicago at 21:40 and arrives at Newark at 23:57.

The flight distance from Chicago to Newark is about 1160 km, the shortest flight is 02 hours 01 minutes with United Airlines.

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