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Nantucket

$119+ 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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ACK
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
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 January 21, 2026.

This Delta deal was found by Cheapflights users on 1/20. 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.
Tue 7/219:35 am
ORD
-
ACK
1 stop7h 30m
Delta
Wed 7/291:45 pm
ACK
-
ORD
1 stop6h 37m
Delta
Deal found 1/20$250
This Delta deal was found by Cheapflights users on 1/20. 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.
Wed 5/2710:35 am
ORD
-
ACK
1 stop6h 30m
Delta
Sat 5/301:45 pm
ACK
-
ORD
1 stop6h 37m
Delta
Deal found 1/20$357
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:42 am
ORD
-
ACK
1 stop4h 46m
American Airlines
Sun 8/25:42 pm
ACK
-
ORD
1 stop5h 25m
American Airlines
Deal found 1/20$362
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Sat 8/16:00 am
ORD
-
ACK
1 stop6h 49m
American Airlines
Sat 8/85:14 pm
ACK
-
ORD
1 stop7h 11m
American Airlines
Deal found 1/21$373
This American Airlines deal was found by Cheapflights users on 1/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:55 pm
ORD
-
ACK
Nonstop2h 40m
American Airlines
Sat 6/279:45 am
ACK
-
ORD
Nonstop2h 58m
American Airlines
Deal found 1/19$399
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1410:35 am
ORD
-
ACK
Nonstop2h 54m
United Airlines
Sun 6/214:32 pm
ACK
-
ORD
Nonstop3h 18m
United Airlines
Deal found 1/20$402
This Delta deal was found by Cheapflights users on 1/20. 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.
Sat 7/189:30 am
MDW
-
ACK
2 stops7h 35m
Delta
Sat 7/2510:00 am
ACK
-
MDW
2 stops9h 31m
Delta
Deal found 1/20$664
This Delta deal was found by Cheapflights users on 1/21. 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.
Sat 7/259:30 am
MDW
-
ACK
2 stops7h 35m
Delta
Sat 8/110:00 am
ACK
-
MDW
2 stops9h 31m
Delta
Deal found 1/21$675
This Delta deal was found by Cheapflights users on 1/21. 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.
Sat 8/19:30 am
MDW
-
ACK
2 stops7h 35m
Delta
Sat 8/810:00 am
ACK
-
MDW
2 stops9h 31m
Delta
Deal found 1/21$771
This Delta deal was found by Cheapflights users on 1/20. 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.
Fri 6/56:00 am
MDW
-
ACK
2 stops11h 05m
Delta
Sun 6/710:00 am
ACK
-
MDW
2 stops9h 31m
Delta
Deal found 1/20$1,219
This Delta deal was found by Cheapflights users on 1/20. 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.
Sun 6/149:30 am
MDW
-
ACK
2 stops7h 35m
Delta
Sun 6/2110:00 am
ACK
-
MDW
2 stops9h 31m
Delta
Deal found 1/20$1,299

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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$256
(Delta)

One-way from

$119
(Delta)

Popular in

April

Cheapest in

January

Average price

$207
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 ($16 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 January 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 January 21, 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

Wed 5/27

7:30 am-1:27 pm

1 stop4h 57m

Nantucket Memorial

Sat 5/30

10:00 am-8:24 pm

2 stops11h 24m

$256

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

1:55 pm-5:35 pm

Nonstop2h 40m

Nantucket Memorial

Sat 6/27

9:45 am-11:43 am

Nonstop2h 58m

$399

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sun 6/14

10:35 am-2:29 pm

Nonstop2h 54m

Nantucket Memorial

Sun 6/21

4:32 pm-6:50 pm

Nonstop3h 18m

$402

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 7/18

8:00 am-4:28 pm

1 stop7h 28m

Nantucket Memorial

Sat 7/25

2:19 pm-8:50 pm

1 stop7h 31m

$458

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 2/6

7:40 am-7:50 pm

1 stop11h 10m

Nantucket Memorial

Sun 2/8

1:30 pm-5:43 pm

1 stop5h 13m

$514

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

7:10 am-6:05 pm

2 stops9h 55m

Nantucket Memorial

Sat 6/27

1:45 pm-8:24 pm

2 stops7h 39m

$557

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Sat 7/18

9:30 am-6:05 pm

2 stops7h 35m

Nantucket Memorial

Sat 7/25

10:00 am-6:31 pm

2 stops9h 31m

$664

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Fri 6/5

6:00 am-6:05 pm

2 stops11h 05m

Nantucket Memorial

Sun 6/7

10:00 am-6:31 pm

2 stops9h 31m

$1,219

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Sun 6/14

9:30 am-6:05 pm

2 stops7h 35m

Nantucket Memorial

Sun 6/21

10:00 am-6:31 pm

2 stops9h 31m

$1,299

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Mon 7/20

8:55 am-6:05 pm

2 stops8h 10m

$119

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 18 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Expedia the most. Expedia 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 February is currently the most expensive (average of $133). 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 January 21, 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
8,086 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

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
8,086 reviews
Delta
7.9
Good
8,086 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

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
11,172 reviews
Delta
7.9
Good
8,086 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

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
2,890 reviews
Delta
7.9
Good
8,086 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

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. 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 2h 40m. Delta provides one of the quickest options available for as low as $399. 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.Alternate airlines to your destination round-trip include United Airlines and American Airlines.

  • 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 February is currently the most expensive (average of $133). 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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Alternative routes for Chicago to Nantucket

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$123Average$461FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$304Average$620FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$319Average$487FlexibilityNo cancel feeOn-time71%

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