$138 Find Cheap Flights from Chicago to Nantucket - Compare and Save

Among airlines operating Chicago to Nantucket flights:

• American Airlines: offers free seat selection
• United Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Chicago and Nantucket. The airlines offering nonstop flights on this route include:
• United Airlines
• American Airlines

Flights from Chicago to Nantucket may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at Nantucket Memorial (ACK).

Here are some options for this route, based on selected ticket types and cabin classes:

• United Airlines: a cabin bag and a checked bag in Economy Class
• American Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Only Economy Class is available on flights from Chicago to Nantucket.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $326 round-trip via Washington, D.C. Reagan-National (DCA), compared to $505 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

One-stop flights from Chicago to Nantucket most commonly connect through:

• New York LaGuardia (LGA) - 34% of one-stop connections
• New York John F Kennedy Intl (JFK) - 32% of one-stop connections
• Boston Logan Intl (BOS) - 15% of one-stop connections
• Philadelphia (PHL) - 12% of one-stop connections

New York LaGuardia (LGA) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 47% on the Chicago to Nantucket route. Tuesday is the cheapest departure day at $368 round-trip on average, while Sunday is the most expensive at $693, a difference of $325. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A nonstop flight from Chicago to Nantucket takes 2h 50m, covering 907 miles.

These are the earliest and latest flight times available from Chicago to Nantucket:

• Earliest: departs at 9:45 am and lands at 12:35 pm
• Latest: departs at 11:59 am and lands at 2:49 pm.

The flight takes about 2h 50m.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $348 to $1,995. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Chicago to Nantucket are currently lower than usual. Average one-way flight prices are about $242, which is 34% below the typical average for this route.

Flying via Washington, D.C. Reagan-National (DCA) gives the shortest average 1-stop total travel time at 5h 14m, compared with 5h 18m via New York LaGuardia (LGA) and 5h 42m via Philadelphia (PHL).

Nantucket is 1 hour ahead of Chicago (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Round-trip flights from Chicago to Nantucket range from $377 to $695, with an average of $498 over the past 12 months. Anything below $377 counts as a good deal.

American Airlines is the only airline on the Chicago to Nantucket route offering in-flight Wi-Fi. Pricing depends on fare class.