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$96+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ACK
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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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 septiembre 16, 2025.

Round-trip from

$604
(Expedia)

One-way from

$96
(JetBlue)

Popular in

April

Cheapest in

September

Average price

$207
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 September 2025
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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 septiembre 16, 2025.

This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/236:45 amORD - ACK
1 stop6h 26mJetBlue
jue. 9/254:20 pmACK - ORD
1 stop5h 29mJetBlue
Deal found 9/14$312
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/227:50 pmORD - ACK
2 stops19h 37mJetBlue
jue. 9/254:10 pmACK - ORD
1 stop5h 39mJetBlue
Deal found 9/14$431
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/236:45 amORD - ACK
1 stop6h 26mJetBlue
vie. 9/264:20 pmACK - ORD
1 stop5h 29mJetBlue
Deal found 9/14$500
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/229:15 pmORD - ACK
2 stops11h 40mUnited Airlines
mié. 9/244:31 pmACK - ORD
1 stop7h 54mUnited Airlines
Deal found 9/14$596
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/238:45 amORD - ACK
1 stop5h 05mUnited Airlines
mié. 9/244:31 pmACK - ORD
1 stop7h 54mUnited Airlines
Deal found 9/14$662
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/217:10 amORD - ACK
1 stop6h 40mUnited Airlines
mié. 9/244:31 pmACK - ORD
1 stop7h 54mUnited Airlines
Deal found 9/14$733
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/229:51 amORD - ACK
1 stop4h 14mJetBlue
vie. 9/2611:41 amACK - ORD
1 stop8h 14mJetBlue
Deal found 9/14$774
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/411:30 amORD - ACK
1 stop8h 10mJetBlue
sáb. 12/66:49 amACK - ORD
2 stops15h 59mJetBlue
Deal found 9/15$815
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/1410:08 amORD - ACK
1 stop8h 17mJetBlue
mar. 10/2111:05 amACK - ORD
1 stop8h 13mJetBlue
Deal found 9/14$844
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/311:25 amORD - ACK
1 stop8h 15mJetBlue
lun. 12/811:40 amACK - ORD
1 stop9h 03mJetBlue
Deal found 9/14$884
This JetBlue deal was found by Cheapflights users on 9/16. 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.
jue. 12/411:25 amORD - ACK
1 stop8h 15mJetBlue
lun. 12/811:40 amACK - ORD
1 stop9h 03mJetBlue
Deal found 9/16$914

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 septiembre 16, 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

jue. 1/15

9:50 am-5:54 pm

1 stop7h 04m

Nantucket Memorial

lun. 1/19

10:05 am-8:59 pm

1 stop11h 54m

$604

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

dom. 2/15

12:10 pm-5:40 pm

1 stop4h 30m

Nantucket Memorial

jue. 2/19

11:05 am-9:33 pm

2 stops11h 28m

$620

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mar. 10/14

10:08 am-7:25 pm

1 stop8h 17m

Nantucket Memorial

mar. 10/21

11:05 am-6:18 pm

1 stop8h 13m

$844

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

vie. 12/5

11:25 am-8:40 pm

1 stop8h 15m

Nantucket Memorial

lun. 12/8

11:40 am-7:43 pm

1 stop9h 03m

$884

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mié. 12/3

11:25 am-8:40 pm

1 stop8h 15m

Nantucket Memorial

lun. 12/8

11:40 am-7:43 pm

1 stop9h 03m

$884

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

jue. 12/4

11:25 am-8:40 pm

1 stop8h 15m

Nantucket Memorial

lun. 12/8

11:40 am-7:43 pm

1 stop9h 03m

$914

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mar. 10/7

6:45 am-1:15 pm

1 stop5h 30m

$96

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mar. 3/10

12:10 pm-5:54 pm

1 stop4h 44m

$297

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

jue. 3/12

12:10 pm-5:54 pm

1 stop4h 44m

$297

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mié. 3/11

12:10 pm-5:54 pm

1 stop4h 44m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 16 results
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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
No data available for this route at this time. Please check back soon.

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 7h 04m. JetBlue provides one of the quickest options available for as low as $604. Illinois and Nantucket are separated by a distance of 921 mi.

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

    The top 3 most reliable airlines when flying from Illinois to Nantucket are American Airlines (83%), Republic Airways (83%) and SkyWest Airlines (80%).

  • 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.

See more FAQs

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Alternative routes for Illinois to Nantucket

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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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$162Average$393FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$304Average$628FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$319Average$478FlexibilityNo cancel feeOn-time71%

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