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Nantucket

$108+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ACK
mars 25 — avr. 11
mer. 3/25
mer. 4/1
1 adult, Economy
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Cheap 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 février 23, 2026.

This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/219:35 am
ORD
-
ACK
1 stop5h 28m
Delta
mer. 7/2912:01 pm
ACK
-
ORD
2 stops7h 40m
Delta
Deal found 2/20$244
This American Airlines deal was found by Cheapflights users on 2/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/216:00 am
ORD
-
ACK
1 stop6h 49m
American Airlines
mer. 7/292:19 pm
ACK
-
ORD
1 stop7h 31m
American Airlines
Deal found 2/23$263
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/1911:40 am
ORD
-
ACK
1 stop3h 54m
American Airlines
dim. 8/235:13 pm
ACK
-
ORD
1 stop7h 21m
American Airlines
Deal found 2/22$328
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 6/176:00 am
ORD
-
ACK
1 stop7h 13m
American Airlines
sam. 6/2012:16 pm
ACK
-
ORD
Nonstop3h 08m
American Airlines
Deal found 2/22$363
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/86:06 am
ORD
-
ACK
1 stop9h 28m
American Airlines
sam. 8/155:14 pm
ACK
-
ORD
1 stop7h 11m
American Airlines
Deal found 2/22$370
This JetBlue deal was found by Cheapflights users on 2/21. 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. 8/246:00 am
ORD
-
ACK
1 stop8h 23m
JetBlue
jeu. 8/274:20 pm
ACK
-
ORD
1 stop5h 24m
JetBlue
Deal found 2/21$373
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/176:00 am
ORD
-
ACK
1 stop5h 50m
American Airlines
ven. 8/215:42 pm
ACK
-
ORD
1 stop14h 41m
American Airlines
Deal found 2/21$374
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/168:00 am
ORD
-
ACK
1 stop7h 28m
American Airlines
jeu. 7/234:58 pm
ACK
-
ORD
1 stop5h 45m
American Airlines
Deal found 2/21$378
This United Airlines deal was found by Cheapflights users on 2/22. 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.
dim. 6/1410:35 am
ORD
-
ACK
Nonstop2h 54m
United Airlines
sam. 6/204:32 pm
ACK
-
ORD
Nonstop3h 18m
United Airlines
Deal found 2/22$385
This JetBlue deal was found by Cheapflights users on 2/19. 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. 8/316:00 am
ORD
-
ACK
1 stop8h 23m
JetBlue
jeu. 9/34:20 pm
ACK
-
ORD
1 stop5h 24m
JetBlue
Deal found 2/19$403
This Delta deal was found by Cheapflights users on 2/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 6/146:00 am
MDW
-
ACK
2 stops9h 03m
Delta
ven. 6/1912:01 pm
ACK
-
MDW
2 stops10h 44m
Delta
Deal found 2/21$924
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 8/86:00 am
MDW
-
ACK
2 stops9h 03m
Delta
sam. 8/151:45 pm
ACK
-
MDW
2 stops9h 01m
Delta
Deal found 2/22$959

Find 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 février 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$244
(Delta)

One-way from

$108
(JetBlue)

Popular in

April

Cheapest in

January

Average price

$246
Provider with most accurate pricing for Chicago (CHI)-Nantucket Memorial flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Nantucket Memorial flights.
Search Deals
From Chicago (CHI) to Nantucket Memorial
Search Deals
One-way flight from Chicago (CHI) to Nantucket Memorial
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 février 23, 2026.
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

mar. 7/21

9:35 am-4:03 pm

1 stop5h 28m

Nantucket Memorial

mer. 7/29

12:01 pm-6:41 pm

2 stops7h 40m

$244

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

sam. 8/1

8:00 am-4:28 pm

1 stop7h 28m

Nantucket Memorial

sam. 8/8

5:14 pm-11:25 pm

1 stop7h 11m

$418

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mer. 7/29

6:00 am-1:49 pm

1 stop6h 49m

Nantucket Memorial

dim. 8/2

5:42 pm-10:07 pm

1 stop5h 25m

$420

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mer. 6/17

9:00 pm-9:49 am

2 stops11h 49m

Nantucket Memorial

mar. 6/23

10:19 am-3:12 pm

1 stop5h 53m

$548

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

jeu. 7/23

9:33 am-3:23 pm

1 stop4h 50m

Nantucket Memorial

dim. 7/26

4:20 pm-8:44 pm

1 stop5h 24m

$591

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

sam. 8/8

7:30 am-1:27 pm

1 stop4h 57m

Nantucket Memorial

sam. 8/15

10:00 am-8:24 pm

2 stops11h 24m

$634

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

mer. 8/19

8:55 am-6:05 pm

2 stops8h 10m

Nantucket Memorial

dim. 8/23

10:00 am-8:17 pm

2 stops11h 17m

$639

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

dim. 6/14

6:00 am-4:03 pm

2 stops9h 03m

Nantucket Memorial

ven. 6/19

12:01 pm-9:45 pm

2 stops10h 44m

$924

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

sam. 8/8

6:00 am-4:03 pm

2 stops9h 03m

Nantucket Memorial

sam. 8/15

1:45 pm-9:46 pm

2 stops9h 01m

$959

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

sam. 8/1

6:00 am-4:03 pm

2 stops9h 03m

Nantucket Memorial

sam. 8/8

12:01 pm-6:31 pm

2 stops7h 30m

$1,189

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 24 results
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Compare providers for flights from Chicago to Nantucket

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Nantucket in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Nantucket flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Nantucket flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Nantucket flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Nantucket flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Nantucket flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Currently, September is the cheapest month in which you can book a flight from Chicago to Nantucket (average of $91). Flying from Chicago to Nantucket in January is currently the most expensive (average of $117). 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.

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 février 23, 2026.
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
7.9
Good
8,239 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,239 reviews
Delta
7.9
Good
8,239 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,344 reviews
Delta
7.9
Good
8,239 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,900 reviews
Delta
7.9
Good
8,239 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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. 2 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 5h 28m. Delta provides one of the quickest options available for as low as $244. Airlines will cover a distance of 921 mi. This flight may include one or multiple stops.

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

    JetBlue, at $123, was found to be the cheapest airline from Chicago to Nantucket. An alternate airline flying to your destination would be American Airlines.

  • What are the cheapest airlines to fly from Chicago to Nantucket one-way?

    $113 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $164 and $263, respectively.

  • 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.

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

    Currently, September is the cheapest month in which you can book a flight from Chicago to Nantucket (average of $91). Flying from Chicago to Nantucket in January is currently the most expensive (average of $117). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Chicago to Nantucket

Discover the top 2 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 février 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$123Average$461FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$319Average$478FlexibilityNo cancel feeOn-time71%

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