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$292+ Cheap flights from Nantucket (ACK) to Illinois

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
ACK — ORD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Nantucket to Illinois

Keep the following information in mind while searching for Nantucket to Illinois flight deals. Data was last updated September 16, 2025.

Round-trip from

$568
(Trip.com)

One-way from

$292
(JetBlue)

Popular in

March

Cheapest in

January

Average price

$199
From Nantucket Memorial to Illinois
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One-way flight from Nantucket Memorial to Illinois
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Highest demand for flights based on searches. 6% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Nantucket to Illinois

Cheapest flights from Nantucket to Illinois
Explore the most affordable flight options available from Nantucket to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/265:30 pmACK - ORD
1 stop16h 26mJetBlue
Sun 9/289:51 amORD - ACK
1 stop9h 09mJetBlue
Deal found 9/14$568
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:35 amACK - ORD
2 stops11h 01mMultiple Airlines
Sun 9/286:33 pmORD - ACK
2 stops19h 40mMultiple Airlines
Deal found 9/14$1,256

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nantucket to Illinois 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 September 16, 2025.
Use the filters below to find and compare flights from Nantucket to Illinois that are best for you.

Fly from

Nantucket

Fly to

Illinois

Route

Depart

Return

Price

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Fri 9/26

5:30 pm-8:56 am

1 stop16h 26m

Chicago O'Hare Intl

Sun 9/28

9:51 am-8:00 pm

1 stop9h 09m

$568

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Fri 9/26

8:35 am-6:36 pm

2 stops11h 01m

Chicago O'Hare Intl

Sun 9/28

6:33 pm-3:13 pm

2 stops19h 40m

$1,256

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Thu 3/12

6:49 am-11:24 am

1 stop5h 35m

$292

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Sun 3/15

12:44 pm-5:31 pm

1 stop5h 47m

$297

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Wed 3/11

7:00 am-11:24 am

1 stop5h 24m

$297

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Mon 10/13

10:30 am-6:38 pm

3 stops33h 08m

$310

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Thu 10/16

10:54 am-6:18 pm

1 stop8h 24m

$317

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Fri 3/13

11:05 am-5:31 pm

1 stop7h 26m

$322

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Nantucket to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Nantucket 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 Nantucket to Illinois

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

Currently, August is the cheapest month in which you can book a flight from Nantucket to Illinois (average of $245). Flying from Nantucket to Illinois in March is currently the most expensive (average of $321). 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 Nantucket to Illinois. 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 from for flights from Nantucket to Illinois?

    Most people fly from Nantucket Memorial (ACK) if they book a flight from Nantucket to Illinois. Nantucket Memorial is conveniently located just 2.8 mi from Nantucket’s city center.

  • How long is the flight from Nantucket to Illinois?

    For as low as $568, JetBlue can have you in Illinois from Nantucket in 16h 26m. There are 921 mi between Nantucket and Illinois.

  • What are the most reliable airlines from Nantucket to Illinois?

    The top 3 most reliable airlines when flying from Nantucket to Illinois are American Airlines (54%), Republic Airways (54%) and SkyWest Airlines (40%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Nantucket to Illinois 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 Nantucket to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Nantucket to Illinois (average of $245). Flying from Nantucket to Illinois in March is currently the most expensive (average of $321). 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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