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$281+ Cheap flights from Illinois to Nantucket (ACK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ACK
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Illinois to Nantucket

Cheapest flights from Illinois to Nantucket
Explore the most affordable flight options available from Illinois to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This JetBlue deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:25 amORD - ACK
1 stop8h 15mJetBlue
Mon 12/811:40 amACK - ORD
1 stop9h 03mJetBlue
Deal found 11/3$979

Cheap flight deals from Illinois to Nantucket

Keep the following information in mind while searching for Illinois to Nantucket flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$754
(Expedia)

One-way from

$281
(Trip.com)

Popular in

April

Cheapest in

September

Average price

$230
Provider with most accurate pricing for Chicago (CHI)-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Boston Logan Intl flights.
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From Illinois to Nantucket Memorial
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One-way flight from Illinois to Nantucket Memorial
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Highest demand for flights based on searches. 6% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Nantucket that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Illinois to Nantucket that are best for you.

Fly from

Illinois

Fly to

Nantucket

Route

Depart

Return

Price

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sun 1/4

6:45 am-5:05 pm

2 stops9h 20m

Nantucket Memorial

Tue 1/13

6:49 am-5:44 pm

1 stop11h 55m

$754

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 12/5

11:25 am-8:40 pm

1 stop8h 15m

Nantucket Memorial

Mon 12/8

11:40 am-7:43 pm

1 stop9h 03m

$979

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sun 1/4

1:55 pm-8:40 pm

1 stop5h 45m

Nantucket Memorial

Tue 1/13

8:25 am-2:49 pm

1 stop7h 24m

$1,036

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Thu 1/29

7:45 am-2:00 pm

1 stop5h 15m

$292

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Mon 2/2

10:45 am-5:05 pm

1 stop5h 20m

$292

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Thu 2/5

7:45 am-3:44 pm

1 stop6h 59m

$292

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 2/3

7:45 am-2:00 pm

1 stop5h 15m

$292

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 1/30

7:45 am-2:00 pm

1 stop5h 15m

$292

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sun 2/1

10:45 am-5:40 pm

1 stop5h 55m

$292

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 1/31

7:45 am-3:44 pm

1 stop6h 59m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Illinois to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Nantucket

What is the cheapest month to book a flight from Illinois to Nantucket?

Currently, November is the cheapest month in which you can book a flight from Illinois to Nantucket (average of $71). Flying from Illinois to Nantucket in February is currently the most expensive (average of $137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Nantucket. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Nantucket from Illinois?

    Nantucket Memorial (ACK) is the airport you will fly into if you book a flight from Illinois to Nantucket. It is only a 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.

  • How long is the flight from Illinois to Nantucket?

    A quick flight from Illinois to Nantucket can take about 9h 20m. JetBlue provides one of the quickest options available for as low as $754. Illinois and Nantucket are separated by a distance of 921 mi.

  • Can I find deals for flights from Illinois to Nantucket that include hotel bookings?

    Yes. In addition to deals on Illinois to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Nantucket?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Nantucket.

  • Can I find deals for business class flights from Illinois to Nantucket?

    Yes. Cheapflights offers flight deals from Illinois to Nantucket by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Nantucket?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Nantucket (average of $71). Flying from Illinois to Nantucket in February is currently the most expensive (average of $137). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Illinois to Nantucket

Discover the top 3 airlines that operate flights from Illinois to Nantucket. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$162Average$461FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$304Average$628FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$319Average$478FlexibilityNo cancel feeOn-time71%

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