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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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ACK
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$214
(JetBlue)

One-way from

$96
(JetBlue)

Popular in

April

Cheapest in

August

Average price

$225
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. 9% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This JetBlue deal was found by Cheapflights users on 7/3. 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 8/256:15 amORD - ACK
1 stop8h 08mJetBlue
Thu 8/284:18 pmACK - ORD
1 stop7h 10mJetBlue
Deal found 7/3$214
This Delta deal was found by Cheapflights users on 7/1. 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 8/139:25 amORD - ACK
1 stop5h 44mDelta
Wed 8/2012:06 pmACK - ORD
1 stop6h 56mDelta
Deal found 7/1$238
This Delta deal was found by Cheapflights users on 7/2. 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 8/136:04 amMDW - ACK
2 stops9h 05mDelta
Wed 8/2012:06 pmACK - MDW
2 stops10h 38mDelta
Deal found 7/2$249
This American Airlines deal was found by Cheapflights users on 7/1. 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 7/195:25 amORD - ACK
1 stop6h 39mAmerican Airlines
Tue 7/225:19 pmACK - ORD
1 stop7h 10mAmerican Airlines
Deal found 7/1$268
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Sat 7/1910:35 amORD - ACK
Nonstop2h 54mUnited Airlines
Tue 7/224:46 pmACK - ORD
1 stop7h 55mUnited Airlines
Deal found 7/1$429

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 July 3, 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

Mon 8/25

6:15 am-3:23 pm

1 stop8h 08m

Nantucket Memorial

Thu 8/28

4:18 pm-10:28 pm

1 stop7h 10m

$214

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 8/13

10:30 am-4:09 pm

1 stop4h 39m

Nantucket Memorial

Wed 8/20

12:06 pm-4:26 pm

1 stop5h 20m

$238

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Wed 8/13

6:04 am-4:09 pm

2 stops9h 05m

Nantucket Memorial

Wed 8/20

12:06 pm-9:44 pm

2 stops10h 38m

$249

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 7/19

5:25 am-1:04 pm

1 stop6h 39m

Nantucket Memorial

Tue 7/22

5:19 pm-11:29 pm

1 stop7h 10m

$268

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 7/19

10:35 am-2:29 pm

Nonstop2h 54m

Nantucket Memorial

Tue 7/22

4:46 pm-11:41 pm

1 stop7h 55m

$429

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 7/23

6:16 am-11:53 am

1 stop4h 37m

$96

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 8/15

6:06 am-4:36 pm

1 stop9h 30m

$213

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 9/6

7:00 am-2:46 pm

1 stop6h 46m

$254

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Mon 7/14

9:32 pm-11:18 am

2 stops12h 46m

$258

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Sat 9/6

6:00 am-4:09 pm

2 stops9h 09m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 11 results
1
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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 time of day to fly from CHI to ACK?

Find hourly flight availability from Chicago to Nantucket. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 13% on flights from Chicago to Nantucket by exploring options for tickets at noon.

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 July 3, 2025.
Read reviews from past customers who have flown Delta, United 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
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7.3
Good
2,916 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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
7,982 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

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.

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

    JetBlue, at $214, was found to be the cheapest airline from Chicago to Nantucket.Alternate airlines to your destination round-trip include Delta and American Airlines.

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

    $96 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 Delta, with prices starting from $213 and $254, respectively.

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

    Consider American Airlines (100%), Republic Airways (100%) or SkyWest Airlines (50%) 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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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$183Average$625FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$280Average$476FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$480Average$628FlexibilityNo cancel feeOn-time69%

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