American Airlines offers flights from Chicago to Nantucket. Browse available flight options and fares between O'Hare International Airport (ORD) and Nantucket Memorial Airport (ACK) for business trips, family visits and short getaways.
Compare fares and schedules and choose the option that fits your trip to Nantucket (ACK). Prices and availability may change based on travel dates and demand.
Chicago (ORD)to
Round trip
Economy
*Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.
Saving on flights
Finding lower fares often depends on timing, flexibility and travel demand. These tips can make it easier to compare options and identify flights that fit your plans.
Booking 1 to 3 months ahead can help you find lower fares on flights to Nantucket.
Midweek flights, such as Tuesdays or Wednesdays, can sometimes offer lower fares.
Off-peak seasons tend to be more affordable. If travel demand is higher during holidays or major events, consider less busy times for lower fares.
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Before your flight
Review these tips to prepare for your trip and get ready for your departure.
When to arrive
Arrive at least 2 hours before domestic flights. For international travel, plan for 3 hours before departure.
Check-in
Check in online or on the American app to download your boarding pass or print it before you arrive.
Flight info
Check your terminal and gate before you go and watch for updates in the app or on airport displays.
Documents
Bring a valid ID to pass through security. Make sure your travel details match your identification.
Airport experience
Allow extra time to reach your gate and get through security before boarding begins.
Amenities
Many airports offer dining, charging stations and other services to help you prepare for your trip before boarding.
Airport information
American flies to Nantucket Memorial Airport (ACK), located about 3 miles southeast of Nantucket. The airport makes it simple to reach the island’s beaches, neighborhoods and downtown.
Getting from the airport
Getting from ACK to downtown Nantucket is straightforward, with several options to fit your plans.
For current transportation options and updates, visit Nantucket Memorial Airport’s official website.
The NRTA Wave bus stops at the airport and connects with downtown Nantucket, ferry docks and other island destinations. Schedules are seasonal, so check ahead for the latest times.
Many inns and hotels offer shuttle service to and from ACK. Confirm with your property before you arrive.
Taxis are ready outside the terminal and Uber operates on the island for direct rides to hotels, beaches and the town center.
On-site rental car agencies are located in the terminal, making it easy to pick up a car and explore Nantucket at your own pace.
Upgrade options
Make your trip more comfortable with Main Cabin Extra. Discover how Main Cabin Extra can enhance your trip.
More space with seats at the front of the Main Cabin or in exit rows.
Preferred Group 5 boarding allows easier access to overhead bins.
Enjoy beer, wine and spirits on flights with full beverage service.
Quick answers
Use the fare calendar and flight search tools on this page to compare prices across different travel dates. Adjusting your departure or return date may help you find more flight options and fares that fit your budget.
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