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

JetBlue, at $166, was found to be the cheapest airline from Chicago to Nantucket.Alternate airlines to your destination round-trip include Delta and American Airlines.

In terms of precipitation, rainfall in Nantucket ranges from 1.6 - 4.3 inches per month. January is typically the wettest month, when rainfall can reach 4.3 in. June is typically the driest time to visit Nantucket when rainfall is around 1.6 in.

If weather is an important factor for your trip to Nantucket, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 32.0 F).

What are the most reliable airlines from Chicago to Nantucket?

Consider American Airlines (100%), Republic Airways (100%) or SkyWest Airlines (75%) when booking your flight. These represent the most reliable airlines when flying from Chicago to Nantucket.

What are the most popular airlines that fly from Chicago to Nantucket?

Consider American Airlines, JetBlue or Delta when booking your flight. These represent the most popular airlines when flying from Chicago to Nantucket.

What is the cheapest time of day to fly from CHI to ACK?

When flying from Chicago to Nantucket, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

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.

$421+ Cheap Flights from Chicago to Nantucket

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Cheap flight deals from Chicago to Nantucket

Cheapest

Best

Last-minute

One-way

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 November 15, 2026.

Thu 11/128:07 pm -

2 stops17h 43m

Thu 11/196:58 pm -

2 stops21h 34m

Deal found 11/11

$797

Mon 11/235:30 pm -

1 stop18h 18m

Wed 11/2512:30 pm -

1 stop22h 29m

Deal found 11/13

$969

Fri 11/2711:00 am -

1 stop7h 45m

Tue 12/19:20 am -

1 stop8h 22m

Deal found 11/12

$1,043

Thu 12/316:50 am -

1 stop6h 05m

Sun 1/311:40 am -

1 stop7h 56m

Deal found 11/13

$1,052

Wed 11/255:26 pm -

3 stops25h 19m

Sun 11/298:05 pm -

3 stops29h 38m

Deal found 11/10

$1,102

Sat 11/288:15 pm -

2 stops15h 10m

Wed 12/26:58 pm -

3 stops27h 36m

Deal found 11/13

$1,216

Best flights from Chicago to Nantucket
Discover carefully curated flight deals from Chicago to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 15, 2026.

Fri 11/2711:00 am -

1 stop7h 45m

Tue 12/19:20 am -

1 stop8h 22m

Deal found 11/12

$1,043

Thu 12/316:50 am -

1 stop6h 05m

Sun 1/311:40 am -

1 stop7h 56m

Deal found 11/13

$1,052

Thu 11/2611:00 am -

1 stop6h 38m

Mon 11/3011:40 am -

1 stop6h 00m

Deal found 11/11

$1,113

Wed 11/255:26 pm -

2 stops25h 19m

Sun 11/297:50 am -

2 stops17h 53m

Deal found 11/10

$1,400

Sat 11/284:00 pm -

3 stops18h 58m

Wed 12/26:58 pm -

3 stops27h 36m

Deal found 11/13

$1,410

Last-minute flights from Chicago to Nantucket
Discover last-minute flight deals from Chicago to Nantucket. Data last updated November 15, 2026 and is based on user searches.

Thu 11/128:07 pm -

2 stops17h 43m

Thu 11/196:58 pm -

2 stops21h 34m

Deal found 11/11

$797

Mon 11/235:30 pm -

1 stop18h 18m

Wed 11/2512:30 pm -

1 stop22h 29m

Deal found 11/13

$969

Wed 11/255:26 pm -

3 stops25h 19m

Sun 11/298:05 pm -

3 stops29h 38m

Deal found 11/10

$1,102

Fri 11/2711:00 am -

1 stop7h 45m

Tue 12/19:20 am -

1 stop8h 22m

Deal found 11/12

$1,043

Sat 11/288:15 pm -

2 stops15h 10m

Wed 12/26:58 pm -

3 stops27h 36m

Deal found 11/13

$1,216

Thu 12/316:50 am -

1 stop6h 05m

Sun 1/311:40 am -

1 stop7h 56m

Deal found 11/13

$1,052

Find flight deals from Chicago to Nantucket

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,043 (Expedia)
One-way from	$421 (Kiwi.com)

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoNantucket

ORD Chicago O'Hare Intl - ACK Nantucket Memorial

ORDACK

Chicago O'Hare Intl

Thu 12/10

10:29 pm-1:55 pm

2 stops14h 26m

Nantucket Memorial

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$421

ChicagoNantucket

ORD Chicago O'Hare Intl - ACK Nantucket Memorial

ORDACK

Chicago O'Hare Intl

Fri 11/27

11:00 am-7:45 pm

1 stop7h 45m

Nantucket Memorial

Tue 12/1

9:20 am-4:42 pm

1 stop8h 22m

$1,043

ChicagoNantucket

ORD Chicago O'Hare Intl - ACK Nantucket Memorial

ORDACK

Chicago O'Hare Intl

Thu 12/31

6:50 am-1:55 pm

1 stop6h 05m

Nantucket Memorial

Sun 1/3

11:40 am-6:36 pm

1 stop7h 56m

$1,052

Quickest round-trip

ChicagoNantucket

ORD Chicago O'Hare Intl - ACK Nantucket Memorial

ORDACK

Chicago O'Hare Intl

Thu 11/26

11:00 am-6:38 pm

1 stop6h 38m

Nantucket Memorial

Mon 11/30

11:40 am-4:40 pm

1 stop6h 00m

$1,113

ChicagoNantucket

ORD Chicago O'Hare Intl - ACK Nantucket Memorial

ORDACK

Chicago O'Hare Intl

Wed 11/25

5:26 pm-7:45 pm

2 stops25h 19m

Nantucket Memorial

Sun 11/29

7:50 am-12:43 am

2 stops17h 53m

$1,400

ChicagoNantucket

ORD Chicago O'Hare Intl - ACK Nantucket Memorial

ORDACK

Chicago O'Hare Intl

Sat 11/28

4:00 pm-11:58 am

3 stops18h 58m

Nantucket Memorial

Wed 12/2

6:58 pm-9:34 pm

3 stops27h 36m

$1,410

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Sorted by cheapest first

Compare providers for flights from Chicago to Nantucket

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Nantucket in November.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust 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.

CHI-ACK

ORD-ACK

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

CHI-ACK

ORD-ACK

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Nantucket

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

7.0

Good

12,232 reviews

Reviews

1 / 20

4.0

Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.

American Airlines

7.0

Good

12,232 reviews

American Airlines

7.0

Good

12,232 reviews

Reviews

1 / 20

4.0

Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.

Related info for your journey

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 $166, 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 most reliable airlines from Chicago to Nantucket?
Consider American Airlines (100%), Republic Airways (100%) or SkyWest Airlines (75%) 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Nantucket flight routes

Other flight options

Other flights from Chicago

Popular flights

Alternative routes for Chicago to Nantucket

Top 3 airlines flying from Chicago to Nantucket

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$166	Average$512	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$282	Average$383	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$338	Average$439	FlexibilityNo cancel fee	On-time71%

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$421+ Cheap flights from Chicago (CHI) to Nantucket (ACK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to Nantucket with Cheapflights

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Cheap flight deals from Chicago to Nantucket

Cheapest flights from Chicago to NantucketExplore 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 November 15, 2026.

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 November 15, 2026.

Best flights from Chicago to NantucketDiscover carefully curated flight deals from Chicago to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 15, 2026.

Discover carefully curated flight deals from Chicago to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 15, 2026.

Last-minute flights from Chicago to NantucketDiscover last-minute flight deals from Chicago to Nantucket. Data last updated November 15, 2026 and is based on user searches.

Discover last-minute flight deals from Chicago to Nantucket. Data last updated November 15, 2026 and is based on user searches.

One-way flights from Chicago to NantucketSearch for one-way flight options from Chicago to Nantucket. Find affordable one-way fares based on user searches. Data last updated November 15, 2026.

Search for one-way flight options from Chicago to Nantucket. Find affordable one-way fares based on user searches. Data last updated November 15, 2026.

Find flight deals from Chicago to Nantucket

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Use the filters below to find and compare flights from Chicago to Nantucket that are best for you.

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 November.

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.

Cheapflights Insights

Reviews of airlines servicing Nantucket

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.

Related info for your journey

What airport do you fly into for flights to Nantucket from Chicago?

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

What are the most reliable airlines from Chicago to Nantucket?

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

How can I find direct flights from Chicago to Nantucket?

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

Browse thousands of different options on Cheapflights for your next trip

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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.

Complete your trip

Complete your trip to Nantucket by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Chicago to Nantucket by cabin class

Find flights from Chicago to Nantucket, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Nantucket

Explore flights to Nantucket departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 15, 2026.

Chicago and Nantucket flights

Browse other Chicago and Nantucket flight options. Last updated on November 15, 2026.

Other flights from Chicago

Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on November 15, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 3 airlines flying from Chicago to Nantucket

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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 November 15, 2026.

Best flights from Chicago to Nantucket
Discover carefully curated flight deals from Chicago to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 15, 2026.

Last-minute flights from Chicago to Nantucket
Discover last-minute flight deals from Chicago to Nantucket. Data last updated November 15, 2026 and is based on user searches.

One-way flights from Chicago to Nantucket
Search for one-way flight options from Chicago to Nantucket. Find affordable one-way fares based on user searches. Data last updated November 15, 2026.