Cheap Flights from Chicago to Nantucket

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Flight deals from Chicago to Nantucket Airport

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to Nantucket? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Chicago to Nantucket

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chicago to Nantucket flights are currently cheapest in June.

Direct flights from Chicago to Nantucket

Chicago to Nantucket: Alternative routes

Compare routes from Chicago to Nantucket below. You may find an airport to fly into that's cheaper, faster, or easier than Nantucket.

Chicago to Nantucket: Flight information

The things to know before you go.
Cheapest flight foundAED 1,167
Cheapest month to flyJune
Average flight time2 hrs, 48 mins
Most popular airlineUnited
Average flights per week12

Finding cheap flights from Chicago to Nantucket: Frequently asked questions

The best price we found for a round-trip flight from Chicago to Nantucket is AED 1,172. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 48 minutes is the average flight time from Chicago to Nantucket.
United, SkyWest Airlines and American Airlines fly direct from Chicago to Nantucket.
There are 6 flights per week flying from Chicago to Nantucket, as of March 2026.
The cheapest month to fly from Chicago to Nantucket is usually June.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Nantucket Airport on Sunday, June 7, 2026.
Yes – the average flight time is 2 hours and 48 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Nantucket but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
The cheapest airline that flies to Nantucket is jetBlue.

Flying from Chicago to Nantucket Memorial Airport (ACK): What you need to know

  • Begin planning your trip by looking up the most convenient place to catch your flight from Chicago to Nantucket Memorial Airport (ACK). Explore the options for taking off from O'Hare International Airport (ORD) or Chicago Midway International Airport (MDW), two of the city's main airports.

  • Jump on a direct Chicago to Nantucket Memorial Airport flight and you'll be traveling for around 2 hours 50 minutes.

  • The timezone in Nantucket is UTC-4, which is one hour ahead of Chicago. Nantucket Memorial Airport is located in Nantucket.

  • Your flight from Chicago to ACK won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • High season means busier airports, so show up even earlier. Give yourself at least two hours before a domestic flight and four hours for an international journey to stick to your schedule.

Airports in Chicago

O'Hare International Airport (ORD)

  • O'Hare International Airport (ORD) will have you traveling directly to your destination. Nonstop flights from Chicago to Nantucket Memorial Airport (ACK) leave from this terminal.

  • Book your direct flight from Chicago to Nantucket Memorial Airport with United Airlines. This leading airline operates services from ORD.

  • Most passengers choose to fly with United Airlines from ORD to ACK.

  • Located around 40 kilometers from central Chicago, ORD can be reached in about 35 minutes by car (depending on traffic). The journey on public transport is roughly 55 minutes.

  • Want a relaxed start to your journey? Stay near O'Hare International Airport. Whether you've booked an early flight from Chicago to Nantucket Memorial Airport or aren't a fan of being rushed, these hotels are the ideal choice:

  • When it comes to O'Hare International Airport's on-time performance, data shows 74.85% of flights stick to their scheduled arrival time.

  • ORD's address is 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • On public transport, you can travel from central Chicago to MDW in around 45 minutes. The terminal is roughly 19 kilometers away, and making the trip by car takes approximately 20 minutes.

  • Want to treat yourself to an extra night away before catching your Chicago to ACK flight? Unwind in a hotel near Chicago Midway International Airport before your vacation officially starts. Here's where you can stay:

  • 77.88% of all departures from Chicago Midway International Airport make it to their destination as expected.

  • You'll find MDW at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • The journey to RFD from central Chicago is around 4 hours 15 minutes by public transport. If you're planning to travel by car, it'll take you roughly 1 hour 25 minutes to cover the 137 kilometers or so.

  • Make catching an early Chicago to Nantucket Memorial Airport flight the easiest part of your journey. Book a room at one of these accommodation options close to Chicago Rockford International Airport and get to your gate feeling relaxed and unhurried:

  • The on-time performance rate of RFD is 76.19%. In other words, that's how often flights that depart this airport arrive as planned.

  • The address of Chicago Rockford International Airport is 2 Airport Cir.

About Nantucket Memorial Airport (ACK)

  • If you have a late flight from Chicago to Nantucket Memorial Airport, few things beat the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and resting not long after at one of these options near ACK:

  • The address for ACK is 30 Macy Lane.

Getting from Nantucket Memorial Airport (ACK) to central Nantucket

  • Nantucket Memorial Airport is about 5 kilometers from central Nantucket. How long it'll take to get to the center by cab or car rental depends on the time of day. Do some research before your trip.

  • Traveling on public transport will take you roughly 35 minutes.

How to find the cheapest flights from Chicago to Nantucket Memorial Airport (ACK)

  • The lowest price we've found for a one-way ticket from Chicago to Nantucket Memorial Airport is AED 1,160. For a return flight on this route, the best price is AED 1,172. Depending on when you want to go and the availability, these fares can change.

  • To pick up cheap flights from Chicago to ACK, book in advance. Airlines tend to offer lower fares when flights are first released.

  • The 'Whole month' tool shows you the cheapest Chicago to Nantucket Memorial Airport tickets throughout the entire month. It's a great way to find a bargain if your travel plans are flexible.

  • Finding a cheap flight ticket from Chicago to ACK is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll get in touch when there's a price drop.

  • Lock in a cheap flight from Chicago to Nantucket Memorial Airport by using the search filters. Choose your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Chicago to Nantucket Memorial Airport (ACK)

  • February is the quietest month for flights from Chicago to Nantucket Memorial Airport (ACK), while August is the busiest. Pick the best time to go to Nantucket based on whether you want a laid-back vibe or a more bustling atmosphere.

  • Lock in a Chicago to ACK flight ticket departing in August if you're eager to visit the city during its warmest month. You can expect temperatures in Nantucket to range from 19ºC (66ºF) to 23ºC (73ºF).

  • February sees temperatures of between -5ºC (23ºF) and 7ºC (45ºF). Search for cheap tickets from Chicago to Nantucket Memorial Airport around that time if you like cooler conditions.

More about Nantucket

  • Start your Nantucket trip right by choosing the perfect place to stay. After booking your flight from Chicago to Nantucket Memorial Airport, check out our range of hotels including:

  • There are plenty of fantastic things to do in Nantucket when you're in the mood to sightsee. Kick things off at Cisco Beach followed by Nantucket Island and Siasconset.

Explore more of the United States

  • Nantucket is always a good idea, but there are so many other corners of the United States waiting to be explored. About 145 kilometers north-west of Nantucket, a visit to Boston will keep you busy. Start with popular sights like Museum of Fine Arts Boston, Freedom Trail and Quincy Market.

  • If you're looking to explore another well-known destination in the United States, head for Worcester, roughly 177 kilometers north-west of Nantucket. Worcester Art Museum, Redemption Rock Brewing and Union Station are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.