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$101+ Cheap flights from Nantucket (ACK) to Illinois

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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
ACK — ORD
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Nantucket to Illinois

Keep the following information in mind while searching for Nantucket to Illinois flight deals. Data was last updated July 30, 2025.

Round-trip from

$197
(JetBlue)

One-way from

$101
(JetBlue)

Popular in

March

Cheapest in

September

Average price

$227

Good one-way deal

$633 or less
From Nantucket Memorial to Illinois
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One-way flight from Nantucket Memorial to Illinois
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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 ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a one-way flight from Nantucket Memorial to Illinois.
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Find flight deals from Nantucket to Illinois

Cheapest flights from Nantucket to Illinois
Explore the most affordable flight options available from Nantucket to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This JetBlue deal was found by Cheapflights users on 7/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/224:48 pmACK - ORD
1 stop6h 40mJetBlue
Tue 8/266:15 amORD - ACK
1 stop4h 38mJetBlue
Deal found 7/28$197
This Delta deal was found by Cheapflights users on 7/27. 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 8/223:26 pmACK - ORD
1 stop7h 27mDelta
Tue 8/266:00 amORD - ACK
1 stop4h 26mDelta
Deal found 7/27$238
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/1312:24 pmACK - ORD
1 stop8h 02mAmerican Airlines
Sun 8/176:55 amORD - ACK
1 stop5h 09mAmerican Airlines
Deal found 7/29$363
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 8/134:46 pmACK - ORD
1 stop7h 55mUnited Airlines
Sun 8/1710:35 amORD - ACK
Nonstop2h 54mUnited Airlines
Deal found 7/29$636
This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1411:41 amACK - ORD
2 stops11h 41mMultiple Airlines
Mon 8/188:12 pmORD - ACK
3 stops33h 18mMultiple Airlines
Deal found 7/30$743

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nantucket to Illinois 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 30, 2025.
Use the filters below to find and compare flights from Nantucket to Illinois that are best for you.

Fly from

Nantucket

Fly to

Illinois

Route

Depart

Return

Price

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Fri 8/22

4:48 pm-10:28 pm

1 stop6h 40m

Chicago O'Hare Intl

Tue 8/26

6:15 am-11:53 am

1 stop4h 38m

$197

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Fri 8/22

3:26 pm-9:53 pm

1 stop7h 27m

Chicago O'Hare Intl

Tue 8/26

6:00 am-11:26 am

1 stop4h 26m

$238

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Wed 8/13

12:24 pm-7:26 pm

1 stop8h 02m

Chicago O'Hare Intl

Sun 8/17

6:55 am-1:04 pm

1 stop5h 09m

$363

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Wed 8/13

4:46 pm-11:41 pm

1 stop7h 55m

Chicago O'Hare Intl

Sun 8/17

10:35 am-2:29 pm

Nonstop2h 54m

$636

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Thu 8/14

11:41 am-10:22 pm

2 stops11h 41m

Chicago O'Hare Intl

Mon 8/18

8:12 pm-6:30 am

3 stops33h 18m

$743

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Fri 8/29

4:48 pm-10:28 pm

1 stop6h 40m

$101

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Tue 8/26

4:49 pm-8:04 am

2 stops16h 15m

$144

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Thu 8/28

12:24 pm-11:25 pm

1 stop12h 01m

$213

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Tue 9/9

4:31 pm-9:56 pm

1 stop6h 25m

$273

NantucketChicago

ACK - ORD

ACKORD

Nantucket Memorial

Mon 8/25

8:05 pm-7:07 pm

2 stops24h 02m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Nantucket to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Nantucket 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 Nantucket to Illinois

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

Currently, August is the cheapest month in which you can book a flight from Nantucket to Illinois (average of $245). Flying from Nantucket to Illinois in March is currently the most expensive (average of $321). 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.

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

Find hourly flight availability from Nantucket to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Nantucket to Illinois as you normally would.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated July 30, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and JetBlue from Nantucket to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

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
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

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
8,896 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

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
2,913 reviews
Delta
8.0
Very good
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

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
7,980 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

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 Nantucket to Illinois. 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 from for flights from Nantucket to Illinois?

    Most people fly from Nantucket Memorial (ACK) if they book a flight from Nantucket to Illinois. Nantucket Memorial is conveniently located just 2.8 mi from Nantucket’s city center.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $101. Delta flights start at $144 while deals on American Airlines start at $213 one-way.

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

    The top 3 most reliable airlines when flying from Nantucket to Illinois are SkyWest Airlines (33%), United Airlines (33%) and American Airlines (25%).

  • What are the cheapest flights from Nantucket to Illinois?

    On average you can expect to pay $633 for a flight from Nantucket to Illinois. The cheapest flight overall is $224 while the most popular route, (Nantucket Memorial - Chicago O'Hare Intl) is currently priced at $238.

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

    Yes. In addition to deals on Nantucket to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Nantucket to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Nantucket to Illinois.

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

    Yes. Cheapflights offers flight deals from Nantucket to Illinois 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 Nantucket to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Nantucket to Illinois (average of $245). Flying from Nantucket to Illinois in March is currently the most expensive (average of $321). 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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