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Cheap flights from Chicago to Boston from $181

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Boston departing on 6/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
8:00 am - 11:55 am
ORD
-
ACK
2h 55mnonstop
American Airlines Logo
5:11 pm - 11:30 pm
ACK
-
ORD
7h 19m
1 stop
$272American Airlines
Sat, Jul 4 - Sat, Jul 11
American Airlines Logo
5:59 am - 2:02 pm
ORD
-
ACK
7h 03m
1 stop
American Airlines Logo
5:09 pm - 11:30 pm
ACK
-
ORD
7h 21m
1 stop
$282American Airlines
Sat, Jun 20 - Sat, Jun 27
Delta Logo
6:00 am - 11:27 am
ORD
-
ACK
4h 27m
1 stop
Delta Logo
4:00 pm - 8:46 pm
ACK
-
ORD
5h 46m
1 stop
$298Delta
Tue, May 26 - Tue, Jun 2
Delta Logo
6:00 am - 11:27 am
ORD
-
ACK
4h 27m
1 stop
Delta Logo
12:07 pm - 6:05 pm
ACK
-
ORD
6h 58m
2 stops
$304Delta
Tue, May 26 - Tue, Jun 2
American Airlines Logo
6:00 am - 2:01 pm
ORD
-
ACK
7h 01m
1 stop
American Airlines Logo
11:19 am - 4:01 pm
ACK
-
ORD
5h 42m
1 stop
$315American Airlines
Tue, Jul 21 - Wed, Jul 29
Delta Logo
6:00 am - 11:32 am
ORD
-
ACK
4h 32m
1 stop
Delta Logo
12:13 pm - 8:31 pm
ACK
-
ORD
9h 18m
2 stops
$326Delta
Tue, Jul 21 - Wed, Jul 29
Delta Logo
9:36 am - 3:20 pm
ORD
-
ACK
4h 44m
1 stop
Delta Logo
3:00 pm - 9:36 pm
ACK
-
ORD
7h 36m
1 stop
$328Delta
Tue, May 26 - Tue, Jun 2
Delta Logo
5:30 am - 2:41 pm
ORD
-
ACK
8h 11m
2 stops
Delta Logo
12:13 pm - 8:31 pm
ACK
-
ORD
9h 18m
2 stops
$331Delta
Tue, Jul 21 - Wed, Jul 29
Delta Logo
7:05 am - 3:20 pm
ORD
-
ACK
7h 15m
1 stop
Delta Logo
12:07 pm - 8:26 pm
ACK
-
ORD
9h 19m
2 stops
$334Delta
Tue, May 26 - Tue, Jun 2
American Airlines Logo
8:00 am - 3:55 pm
ORD
-
ACK
6h 55m
1 stop
American Airlines Logo
10:19 am - 2:04 pm
ACK
-
ORD
4h 45m
1 stop
$346American Airlines
Fri, Jun 19 - Tue, Jun 23

American Airlines flights from Chicago to Nantucket

Our best American Airlines deals on Chicago to Nantucket flight tickets
American Airlines
Jul 4
ORD8:00 amChicago O'Hare Intl
2h 55m
ACK11:55 amNantucket Memorial
Jul 11
ACK5:11 pmNantucket Memorial
7h 19m
1 stop
ORD11:30 pmChicago O'Hare Intl
$272
American Airlines
Jun 20
ORD5:59 amChicago O'Hare Intl
7h 03m
1 stop
ACK2:02 pmNantucket Memorial
Jun 27
ACK5:09 pmNantucket Memorial
7h 21m
1 stop
ORD11:30 pmChicago O'Hare Intl
$282
American Airlines
Jul 21
ORD6:00 amChicago O'Hare Intl
7h 01m
1 stop
ACK2:01 pmNantucket Memorial
Jul 29
ACK11:19 amNantucket Memorial
5h 42m
1 stop
ORD4:01 pmChicago O'Hare Intl
$315

Delta flights from Chicago to Nantucket

Our best Delta deals on Chicago to Nantucket flight tickets
Delta
May 26
ORD6:00 amChicago O'Hare Intl
4h 27m
1 stop
ACK11:27 amNantucket Memorial
Jun 2
ACK4:00 pmNantucket Memorial
5h 46m
1 stop
ORD8:46 pmChicago O'Hare Intl
$298
Delta
May 26
ORD6:00 amChicago O'Hare Intl
4h 27m
1 stop
ACK11:27 amNantucket Memorial
Jun 2
ACK12:07 pmNantucket Memorial
6h 58m
2 stops
ORD6:05 pmChicago O'Hare Intl
$304
Delta
Jul 21
ORD6:00 amChicago O'Hare Intl
4h 32m
1 stop
ACK11:32 amNantucket Memorial
Jul 29
ACK12:13 pmNantucket Memorial
9h 18m
2 stops
ORD8:31 pmChicago O'Hare Intl
$326

momondo 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, momondo users made 832,500 searches. Data last updated May 10, 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

Sat 7/4

8:00 am-11:55 am

Nonstop2h 55m

Nantucket Memorial

Sat 7/11

5:11 pm-11:30 pm

1 stop7h 19m

$272

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

5:59 am-2:02 pm

1 stop7h 03m

Nantucket Memorial

Sat 6/27

5:09 pm-11:30 pm

1 stop7h 21m

$282
Quickest round-trip

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 5/26

6:00 am-11:27 am

1 stop4h 27m

Nantucket Memorial

Tue 6/2

4:00 pm-8:46 pm

1 stop5h 46m

$298

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 5/26

6:00 am-11:27 am

1 stop4h 27m

Nantucket Memorial

Tue 6/2

12:07 pm-6:05 pm

2 stops6h 58m

$304

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 7/21

6:00 am-2:01 pm

1 stop7h 01m

Nantucket Memorial

Wed 7/29

11:19 am-4:01 pm

1 stop5h 42m

$315

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-8:31 pm

2 stops9h 18m

$326

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 5/26

9:36 am-3:20 pm

1 stop4h 44m

Nantucket Memorial

Tue 6/2

3:00 pm-9:36 pm

1 stop7h 36m

$328

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 7/21

5:30 am-2:41 pm

2 stops8h 11m

Nantucket Memorial

Wed 7/29

12:13 pm-8:31 pm

2 stops9h 18m

$331

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 5/26

7:05 am-3:20 pm

1 stop7h 15m

Nantucket Memorial

Tue 6/2

12:07 pm-8:26 pm

2 stops9h 19m

$334

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 6/19

8:00 am-3:55 pm

1 stop6h 55m

Nantucket Memorial

Tue 6/23

10:19 am-2:04 pm

1 stop4h 45m

$346

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Chicago to Nantucket

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to Nantucket?

At noon is the cheapest time of day to fly from Chicago to Nantucket when you can find flight prices for as low as $498. Flying to Nantucket at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $744 on average. Flights to Nantucket from Chicago in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Chicago to Nantucket Memorial flight route?

Fly from Chicago O'Hare Intl to Nantucket Memorial for the best Chicago - Nantucket Memorial flight prices

Can stopping save me money on Chicago to Nantucket flights?

No. A direct flight is the cheapest option for a flight between Chicago to Nantucket.

When to book flights from Chicago to Nantucket

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Nantucket according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Nantucket (CHI to ACK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Nantucket

Best Price Found

$744

Fastest flight time

2h 50m

Direct flights

Mon and Sun

Airports in Nantucket

1 airport
The best flight deal from Chicago to Nantucket found on momondo in the last 72 hours is $744
The fastest flight from Chicago to Nantucket takes 2h 50m
Direct flights go from Chicago to Nantucket on Monday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Nantucket. From Chicago there are direct flights to Nantucket Memorial (ACK).
Search flight deals

Frequently asked questions about flying from Chicago to Nantucket

  • How far is Chicago to Nantucket Memorial by plane?

    Nantucket Memorial is 904.6 mi away from Chicago. 2h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Nantucket Memorial Airport?

    Prices for flights from Chicago to Nantucket Memorial Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Nantucket Memorial Airport?

  • How old do you have to be to fly from Chicago to Nantucket Memorial Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Nantucket Memorial Airport.

  • What documentation or ID do you need to fly to Nantucket Memorial Airport?

    The necessary travel and health documents for your Nantucket Memorial Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Nantucket?

  • What is the most popular airline from Chicago to Nantucket?

Best airlines flying from Chicago to Nantucket

Compare and see reviews for airlines that fly from Chicago to Nantucket with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $162Free CancellationRating
7.1
2,977 reviews
Search JetBlue flights
DeltaPriceFrom $207Free CancellationRating
7.9
8,459 reviews
Search Delta flights
American AirlinesPriceFrom $333Free CancellationRating
7.1
11,672 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Nantucket?

Finding the right flight to Nantucket from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Nantucket quick and easy, saving you time and money.

Can I find flights from Chicago to Nantucket with flexible booking policies on momondo?

Yes. All flights to Nantucket from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Nantucket?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Nantucket.

I’m not ready to book a flight from Chicago to Nantucket right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Nantucket flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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