Cheap flights from Trenton, NJ to Chicago, IL

Flights starting at $55. Choose between Frontier Airlines, Spirit Airlines, or American Airlines to find the best price.

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Travelers usually depart from Trenton–Mercer, or Trenton, NJ station when they travel from Trenton to Chicago. Book your trip to arrive at O Hare International, Chicago Midway International, Chicago Rockford International, Chicago-Dan Ryan Greyhound station, or Chicago Downtown Greyhound Station. The most popular airlines for this route are Frontier Airlines, Spirit Airlines, American Airlines, Allegiant Air, and Porter Airlines. Trenton and Chicago have 179 direct flights per week.

Check-in for a flight from Trenton to Chicago

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
American AirlinesAALAANoNo
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
Porter AirlinesPOEPDYes0
0
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Frequently asked questions

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What time do flights between Trenton and Chicago depart?
What time do flights between Trenton and Chicago arrive?

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