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Cheap Flights from Chicago (CHIA) to Nantucket (ACK)

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      1. Home
      2. United States
      3. Chicago
      4. Nantucket

      Compare Chicago to Nantucket flight deals

      Find the cheapest month or even day of the year to fly to Nantucket

      Book the best Nantucket fare with no extra fees

      Flight dealsCheapest monthFind the best routeRoute infoFAQsTips and advice

      Flight deals from Chicago to Nantucket

      Looking for a cheap last-minute deal or the best return flight from Chicago to Nantucket? Find the lowest prices on one-way and return tickets right here.
      Nantucket.£177 per passenger.Departing Wed, 6 Aug, returning Wed, 13 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Chicago O'Hare International on Wed, 6 Aug, arriving in Nantucket.Inbound indirect flight with Delta, departs from Nantucket on Wed, 13 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From £177, select.
      Wed, 6 AugORD - ACK with Delta
      1 stop
      Wed, 13 AugACK - ORD with Delta
      1 stop
      from £177
      Nantucket.£211 per passenger.Departing Tue, 8 Jul, returning Sat, 12 Jul.Return flight with United.Outbound indirect flight with United, departs from Chicago O'Hare International on Tue, 8 Jul, arriving in Nantucket.Inbound indirect flight with United, departs from Nantucket on Sat, 12 Jul, arriving in Chicago O'Hare International.Price includes taxes and charges.From £211, select.
      Tue, 8 JulORD - ACK with United
      1 stop
      Sat, 12 JulACK - ORD with United
      1 stop
      from £211
      Nantucket.£341 per passenger.Departing Wed, 25 Jun, returning Wed, 2 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Chicago O'Hare International on Wed, 25 Jun, arriving in Nantucket.Inbound indirect flight with Delta, departs from Nantucket on Wed, 2 Jul, arriving in Chicago O'Hare International.Price includes taxes and charges.From £341, select.
      Wed, 25 JunORD - ACK with Delta
      1 stop
      Wed, 2 JulACK - ORD with Delta
      1 stop
      from £341
      Nantucket.£425 per passenger.Departing Mon, 28 Jul, returning Sat, 2 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Chicago O'Hare International on Mon, 28 Jul, arriving in Nantucket.Inbound indirect flight with Delta, departs from Nantucket on Sat, 2 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From £425, select.
      Mon, 28 JulORD - ACK with Delta
      1 stop
      Sat, 2 AugACK - ORD with Delta
      1 stop
      from £425
      Nantucket.£539 per passenger.Departing Sat, 16 Aug, returning Sun, 17 Aug.Return flight with United.Outbound direct flight with United departs from Chicago O'Hare International on Sat, 16 Aug, arriving in Nantucket.Inbound direct flight with United departs from Nantucket on Sun, 17 Aug, arriving in Chicago O'Hare International.Price includes taxes and charges.From £539, select.
      United
      Sat, 16 AugORD - ACK with United
      Direct
      United
      Sun, 17 AugACK - ORD with United
      Direct
      from £539
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Chicago to Nantucket found in the last 4 days, and are subject to change and availability.

      The cheapest month to fly from Chicago to Nantucket Airport

      We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Chicago to Nantucket Airport flight prices forecast over the next 12 months.
      Jun
      Find prices
      Jul
      from £211
      Aug
      from £177
      Sep
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      Oct
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      Nov
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      Dec
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      Jan
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      Feb
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      Mar
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      Apr
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      May
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      Cheapest month:August
      Most expensive month:July

      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 found£177
      Cheapest month to flyAugust
      Average flight time2 hrs, 45 mins
      Most popular airlineRepublic Airways
      Average flights per week3

      Finding cheap flights from Chicago to Nantucket: Frequently asked questions

      The best price we found for a return flight from Chicago to Nantucket is £177. 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 45 minutes is the average flight time from Chicago to Nantucket.
      Republic Airways, American Airlines and United fly direct from Chicago to Nantucket.
      As of June 2025, there are 3 flights per week flying from Chicago to Nantucket.
      The cheapest month to fly from Chicago to Nantucket is usually August.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Nantucket Airport on Wednesday, 6 August 2025.
      Yes – the average flight time is 2 hours and 45 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.
      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Nantucket is around 40 days in advance, so don’t leave your flight to the last minute.

      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 travelling 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 travelling 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 kms (25 miles) 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:

        • Super 8 by Wyndham Chicago OHare Airport

        • Hilton Chicago OHare Airport

        • DoubleTree by Hilton Chicago OHare Airport-Rosemont

      • 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 kms (12 miles) 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 holiday officially starts. Here's where you can stay:

        • Holiday Inn Chicago Midway Airport S by IHG

        • Carlton Inn Midway

        • Skylark Motel

      • 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 kms (85 miles) 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:

        • OYO Hotel at Chicago Rockford International Airport, IL

        • Hotel Weston Rfd

        • Super 8 by Wyndham Rockford South

      • 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:

        • White Elephant Hotel

        • Nantucket Resort Collection

        • Faraway Nantucket

      • The address for ACK is 30 Macy Lane.

      Getting from Nantucket Memorial Airport (ACK) to central Nantucket

      • Nantucket Memorial Airport is about 3 miles from central Nantucket. How long it'll take to get to the centre by cab or car hire depends on the time of day. Do some research before your trip.

      • Travelling 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 £84. For a return flight on this route, the best price is £177. 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 plane 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 plane 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:

        • White Elephant Hotel

        • Nantucket Resort Collection

        • Faraway Nantucket

      • 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 kms (90 miles) 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 kms (110 miles) north-west of Nantucket. Worcester Art Museum, Redemption Rock Brewing and Union Station are key reasons to visit.

      Plan the rest of your trip from Chicago to Nantucket

      • Car hire from Nantucket
      • Hotels in Nantucket

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

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