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Nantucket

$96+ Cheap flights from Chicago (CHI) 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.
CHI — ACK
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Chicago to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Nantucket (ACK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$815
(Expedia)

One-way from

$96
(JetBlue)

Popular in

April

Cheapest in

September

Average price

$207
From Chicago (CHI) to Nantucket Memorial
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One-way flight from Chicago (CHI) 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 Chicago to Nantucket

Cheapest flights from Chicago to Nantucket
Explore the most affordable flight options available from Chicago to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 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.
Tue 9/236:45 amORD - ACK
1 stop6h 26mJetBlue
Thu 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.
Mon 9/227:50 pmORD - ACK
2 stops19h 37mJetBlue
Thu 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.
Tue 9/236:45 amORD - ACK
1 stop6h 26mJetBlue
Fri 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.
Mon 9/229:15 pmORD - ACK
2 stops11h 40mUnited Airlines
Wed 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.
Tue 9/238:45 amORD - ACK
1 stop5h 05mUnited Airlines
Wed 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.
Sun 9/217:10 amORD - ACK
1 stop6h 40mUnited Airlines
Wed 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.
Mon 9/229:51 amORD - ACK
1 stop4h 14mJetBlue
Fri 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.
Thu 12/411:30 amORD - ACK
1 stop8h 10mJetBlue
Sat 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.
Tue 10/1410:08 amORD - ACK
1 stop8h 17mJetBlue
Tue 10/2111:05 amACK - ORD
1 stop8h 13mJetBlue
Deal found 9/14$844
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.
Wed 12/311:25 amORD - ACK
1 stop8h 15mJetBlue
Mon 12/811:40 amACK - ORD
1 stop9h 03mJetBlue
Deal found 9/16$884
This JetBlue deal was found by Cheapflights users on 9/17. 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.
Thu 12/411:25 amORD - ACK
1 stop8h 15mJetBlue
Mon 12/811:40 amACK - ORD
1 stop9h 03mJetBlue
Deal found 9/17$914

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 September 17, 2025.
Use the filters below to find and compare flights from Chicago to Nantucket that are best for you.

Fly from

Chicago

Fly to

Nantucket

Route

Depart

Return

Price

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 10/14

10:08 am-7:25 pm

1 stop8h 17m

Nantucket Memorial

Tue 10/21

11:05 am-6:18 pm

1 stop8h 13m

$844

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

$884

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 12/3

11:25 am-8:40 pm

1 stop8h 15m

Nantucket Memorial

Mon 12/8

11:40 am-7:43 pm

1 stop9h 03m

$884

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Thu 12/4

11:25 am-8:40 pm

1 stop8h 15m

Nantucket Memorial

Mon 12/8

11:40 am-7:43 pm

1 stop9h 03m

$914

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Thu 10/16

10:08 am-3:44 pm

1 stop4h 36m

Nantucket Memorial

Mon 10/20

11:05 am-6:18 pm

1 stop8h 13m

$1,004

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 10/15

10:08 am-5:54 pm

1 stop6h 46m

Nantucket Memorial

Sun 10/19

10:54 am-6:18 pm

1 stop8h 24m

$1,076

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 10/7

6:45 am-1:15 pm

1 stop5h 30m

$96

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Thu 3/12

12:10 pm-5:54 pm

1 stop4h 44m

$297

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 3/11

12:10 pm-5:54 pm

1 stop4h 44m

$297

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Mon 3/16

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 21 results
1
2
3

Best time to book a flight from Chicago to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Chicago 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 Chicago to Nantucket
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Nantucket

Get insights into the airlines that provide service to Nantucket. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Nantucket. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown Delta, American Airlines, and JetBlue from Chicago to Nantucket. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.2
Good
2,914 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago?

    Nantucket Memorial (ACK), located 2.8 mi from the city center, is the airport you fly into when you book flights from Chicago to Nantucket. 3 airlines have flights to Memorial from Chicago on a regular basis. Booking flights from Chicago to Nantucket Memorial should not be difficult; the airport handles an average of 0 inbound flights from Chicago per day.

  • How long is the flight from Chicago to Nantucket?

    A quick flight from Chicago to Nantucket can take about 8h 17m. JetBlue provides one of the quickest options available for as low as $844. Airlines will cover a distance of 921 mi.

  • What are the cheapest airlines flying from Chicago to Nantucket round-trip?

    JetBlue, at $162, was found to be the cheapest airline from Chicago to Nantucket.Alternate airlines to your destination round-trip include United Airlines and American Airlines.

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

    Consider American Airlines (83%), Republic Airways (83%) or SkyWest Airlines (80%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Nantucket.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 Chicago to Nantucket

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Top 3 airlines flying from Chicago to Nantucket

Discover the top 3 airlines that operate flights from Chicago 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 September 17, 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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