HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Nantucket

$186+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — ACK
Jun 27 — Jul 41
Sat 6/27
Sat 7/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Nantucket with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 28, 2026.

This American Airlines deal was found by Cheapflights users on 5/26. 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 7/48:00 am
ORD
-
ACK
Nonstop2h 55m
American Airlines
Sat 7/42:31 pm
ACK
-
ORD
1 stop7h 58m
American Airlines
Deal found 5/26$267
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Tue 7/217:00 am
ORD
-
ACK
1 stop6h 01m
American Airlines
Wed 7/2911:19 am
ACK
-
ORD
1 stop7h 19m
American Airlines
Deal found 5/25$282
This American Airlines deal was found by Cheapflights users on 5/28. 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 6/208:29 am
ORD
-
ACK
1 stop5h 53m
American Airlines
Sat 6/275:09 pm
ACK
-
ORD
1 stop7h 21m
American Airlines
Deal found 5/28$315
This Delta deal was found by Cheapflights users on 5/25. 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 7/219:30 am
ORD
-
ACK
1 stop5h 18m
Delta
Wed 7/2912:13 pm
ACK
-
ORD
2 stops7h 16m
Delta
Deal found 5/25$321
This American Airlines deal was found by Cheapflights users on 5/24. 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 6/248:00 am
ORD
-
ACK
1 stop6h 55m
American Airlines
Fri 7/2411:19 am
ACK
-
ORD
1 stop7h 11m
American Airlines
Deal found 5/24$346
This JetBlue deal was found by Cheapflights users on 5/24. 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.
Sat 7/119:41 am
ORD
-
ACK
1 stop4h 38m
JetBlue
Tue 7/1411:25 am
ACK
-
ORD
1 stop8h 50m
JetBlue
Deal found 5/24$373
This American Airlines deal was found by Cheapflights users on 5/24. 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 7/257:16 pm
ORD
-
ACK
1 stop13h 58m
American Airlines
Sat 8/15:11 pm
ACK
-
ORD
1 stop7h 19m
American Airlines
Deal found 5/24$375
This Delta deal was found by Cheapflights users on 5/25. 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 6/126:00 am
MDW
-
ACK
2 stops7h 39m
Delta
Wed 6/1712:06 pm
ACK
-
MDW
2 stops7h 25m
Delta
Deal found 5/25$799
This Delta deal was found by Cheapflights users on 5/28. 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 6/136:00 am
MDW
-
ACK
2 stops8h 48m
Delta
Wed 6/1712:06 pm
ACK
-
MDW
2 stops7h 25m
Delta
Deal found 5/28$879
This Delta deal was found by Cheapflights users on 5/28. 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.
Mon 7/136:00 am
MDW
-
ACK
2 stops7h 41m
Delta
Thu 7/1612:13 pm
ACK
-
MDW
2 stops11h 02m
Delta
Deal found 5/28$1,023
This Delta deal was found by Cheapflights users on 5/27. 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 6/266:00 am
MDW
-
ACK
2 stops7h 39m
Delta
Tue 6/303:20 pm
ACK
-
MDW
2 stops7h 57m
Delta
Deal found 5/27$1,029
This Delta deal was found by Cheapflights users on 5/26. 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 9/46:05 am
MDW
-
ACK
2 stops7h 36m
Delta
Sun 9/63:24 pm
ACK
-
MDW
2 stops8h 12m
Delta
Deal found 5/26$1,079

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 May 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(American Airlines)

One-way from

$186
(JetBlue)

Popular in

April

Cheapest in

January

Average price

$239

Good round-trip deal

$744 or less
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 ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Nantucket Memorial.
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 May 28, 2026.
Use the filters below to find and compare flights from Chicago to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 7/21

6:00 am-11:32 am

1 stop4h 32m

Nantucket Memorial

Wed 7/29

12:13 pm-6:29 pm

2 stops7h 16m

$321

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/13

6:00 am-3:34 pm

1 stop8h 34m

Nantucket Memorial

Sat 6/20

12:18 pm-4:16 pm

1 stop4h 58m

$392

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 8/1

6:00 am-3:19 pm

1 stop8h 19m

Nantucket Memorial

Sat 8/8

4:20 pm-9:55 pm

1 stop6h 35m

$510
Quickest round-trip

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/13

11:45 am-3:39 pm

Nonstop2h 54m

Nantucket Memorial

Sat 6/20

4:42 pm-7:00 pm

Nonstop3h 18m

$549

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 6/26

6:05 am-2:39 pm

1 stop7h 34m

Nantucket Memorial

Tue 6/30

3:20 pm-11:59 pm

2 stops9h 39m

$604

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 8/25

6:00 am-3:03 pm

1 stop8h 03m

Nantucket Memorial

Sat 8/29

3:59 pm-11:22 pm

1 stop8h 23m

$674

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 9/4

9:35 pm-3:03 pm

1 stop16h 28m

Nantucket Memorial

Sun 9/6

4:45 pm-7:00 pm

Nonstop3h 15m

$690

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Fri 6/12

6:00 am-2:39 pm

2 stops7h 39m

Nantucket Memorial

Wed 6/17

12:06 pm-6:31 pm

2 stops7h 25m

$799

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Fri 6/26

6:00 am-2:39 pm

2 stops7h 39m

Nantucket Memorial

Tue 6/30

3:20 pm-10:17 pm

2 stops7h 57m

$1,029

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Fri 9/4

6:05 am-2:41 pm

2 stops7h 36m

Nantucket Memorial

Sun 9/6

3:24 pm-10:36 pm

2 stops8h 12m

$1,079

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/26

Showing 1-10 of 29 resultsSorted by cheapest first
1
2
3

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 May.
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
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 May 28, 2026.
Read reviews from past customers who have flown American Airlines 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.
American Airlines
7.1
Good
11,639 reviews

Boarding

7.5

Food

6.4

Comfort

7.2

Overall

7.1

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,639 reviews
American Airlines
7.1
Good
11,639 reviews

Boarding

7.5

Food

6.4

Comfort

7.2

Overall

7.1

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

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 4h 32m. Delta provides one of the quickest options available for as low as $321. 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 $162, 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 flights from Chicago to Nantucket?

    While on average a flight from Chicago to Nantucket is generally $871, our data shows the cheapest flight currently is $597. When looking at the most popular route, (Chicago O'Hare Intl - Nantucket Memorial), you can expect to pay $321 for that flight.

  • 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 May 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$162Average$572FlexibilityNo cancel feeOn-time62%
DeltaCheapest$207Average$383FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$319Average$476FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights