First Class Flights to Chicago in 2025

First Class tickets can mean priority check-in and boarding, premium lounge access, additional legroom in-flight, and so on. We help users each year sweeten the deal even more by compiling all the cheapest Chicago First Class flight prices, so they can experience some of the best of what airlines can offer. Note: amenities and policies differ per airline.

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right First Class flight to Chicago.

Yes. momondo allows you to filter the results for First Class flights to Chicago to just show those with flexible booking policies.

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal First Class flight ticket to Chicago.

Price alerts on First Class flights to Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

Prices for flights from Australia to Chicago are updated daily.

As of December 2025, there are 10 operators available to choose from for flights from Australia to Chicago.

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to Chicago.

The travel and health documents you'll need for your trip to Chicago may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.