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Cheap flights from Chicago to Boston from $79

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 7/4. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Boston

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
6:00 am - 3:24 pm
ORD
-
ACK
8h 24m
1 stop
JetBlue Logo
12:02 pm - 5:34 pm
ACK
-
ORD
6h 32m
1 stop
$158JetBlue
Tue, Jul 7 - Tue, Jul 14
JetBlue Logo
6:00 am - 3:23 pm
ORD
-
ACK
8h 23m
1 stop
JetBlue Logo
12:02 pm - 5:20 pm
ACK
-
ORD
6h 18m
1 stop
$166JetBlue
Mon, Aug 17 - Wed, Aug 19
JetBlue Logo
6:00 am - 3:24 pm
ORD
-
ACK
8h 24m
1 stop
JetBlue Logo
11:25 am - 7:15 pm
ACK
-
ORD
8h 50m
1 stop
$167JetBlue
Tue, Jul 7 - Tue, Jul 14
JetBlue Logo
6:00 am - 3:19 pm
ORD
-
ACK
8h 19m
1 stop
JetBlue Logo
12:03 pm - 4:16 pm
ACK
-
ORD
5h 13m
1 stop
$174JetBlue
Sat, Jul 18 - Sat, Jul 25
JetBlue Logo
6:00 am - 3:34 pm
ORD
-
ACK
8h 34m
1 stop
JetBlue Logo
12:02 pm - 5:34 pm
ACK
-
ORD
6h 32m
1 stop
$190JetBlue
Sat, Jul 4 - Wed, Jul 8
JetBlue Logo
6:00 am - 3:23 pm
ORD
-
ACK
8h 23m
1 stop
JetBlue Logo
4:20 pm - 9:55 pm
ACK
-
ORD
6h 35m
1 stop
$210JetBlue
Sun, Aug 9 - Sat, Aug 15
JetBlue Logo
6:00 am - 3:19 pm
ORD
-
ACK
8h 19m
1 stop
JetBlue Logo
4:19 pm - 9:58 pm
ACK
-
ORD
6h 39m
1 stop
$218JetBlue
Mon, Jul 27 - Mon, Aug 3
JetBlue Logo
6:00 am - 3:19 pm
ORD
-
ACK
8h 19m
1 stop
JetBlue Logo
11:25 am - 7:15 pm
ACK
-
ORD
8h 50m
1 stop
$227JetBlue
Thu, Jul 16 - Tue, Jul 21
Delta Logo
6:00 am - 2:41 pm
MDW
-
ACK
7h 41m
2 stops
Delta Logo
12:13 pm - 10:15 pm
ACK
-
MDW
11h 02m
2 stops
$386Delta
Wed, Jul 15 - Tue, Jul 21
Delta Logo
6:05 am - 3:57 pm
MDW
-
ACK
8h 52m
2 stops
Delta Logo
12:28 pm - 6:33 pm
ACK
-
MDW
7h 05m
2 stops
$563Delta
Mon, Aug 24 - Wed, Aug 26

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JetBlue flights from Chicago to Nantucket

Our best JetBlue deals on Chicago to Nantucket flight tickets
JetBlue
Jul 7
ORD6:00 amChicago O'Hare Intl
8h 24m
1 stop
ACK3:24 pmNantucket Memorial
Jul 14
ACK12:02 pmNantucket Memorial
6h 32m
1 stop
ORD5:34 pmChicago O'Hare Intl
$158
JetBlue
Aug 17
ORD6:00 amChicago O'Hare Intl
8h 23m
1 stop
ACK3:23 pmNantucket Memorial
Aug 19
ACK12:02 pmNantucket Memorial
6h 18m
1 stop
ORD5:20 pmChicago O'Hare Intl
$166
JetBlue
Jul 7
ORD6:00 amChicago O'Hare Intl
8h 24m
1 stop
ACK3:24 pmNantucket Memorial
Jul 14
ACK11:25 amNantucket Memorial
8h 50m
1 stop
ORD7:15 pmChicago O'Hare Intl
$167

Delta flights from Chicago to Nantucket

Our best Delta deals on Chicago to Nantucket flight tickets
Delta
Jul 8
ORD7:05 amChicago O'Hare Intl
6h 36m
2 stops
ACK2:41 pmNantucket Memorial
Jul 14
ACK4:40 pmNantucket Memorial
5h 16m
1 stop
ORD8:56 pmChicago O'Hare Intl
$288
Delta
Jul 7
ORD7:05 amChicago O'Hare Intl
7h 43m
2 stops
ACK3:48 pmNantucket Memorial
Jul 14
ACK4:40 pmNantucket Memorial
5h 16m
1 stop
ORD8:56 pmChicago O'Hare Intl
$309
Delta
Jul 8
ORD7:05 amChicago O'Hare Intl
6h 36m
2 stops
ACK2:41 pmNantucket Memorial
Jul 15
ACK12:13 pmNantucket Memorial
6h 50m
1 stop
ORD6:03 pmChicago O'Hare Intl
$327

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 June 11, 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 7/7

6:00 am-3:24 pm

1 stop8h 24m

Nantucket Memorial

Tue 7/14

12:02 pm-5:34 pm

1 stop6h 32m

$158

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Mon 8/17

6:00 am-3:23 pm

1 stop8h 23m

Nantucket Memorial

Wed 8/19

12:02 pm-5:20 pm

1 stop6h 18m

$166

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 7/7

6:00 am-3:24 pm

1 stop8h 24m

Nantucket Memorial

Tue 7/14

11:25 am-7:15 pm

1 stop8h 50m

$167
Quickest round-trip

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 7/18

6:00 am-3:19 pm

1 stop8h 19m

Nantucket Memorial

Sat 7/25

12:03 pm-4:16 pm

1 stop5h 13m

$174

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 7/4

6:00 am-3:34 pm

1 stop8h 34m

Nantucket Memorial

Wed 7/8

12:02 pm-5:34 pm

1 stop6h 32m

$190

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sun 8/9

6:00 am-3:23 pm

1 stop8h 23m

Nantucket Memorial

Sat 8/15

4:20 pm-9:55 pm

1 stop6h 35m

$210

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Mon 7/27

6:00 am-3:19 pm

1 stop8h 19m

Nantucket Memorial

Mon 8/3

4:19 pm-9:58 pm

1 stop6h 39m

$218

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Thu 7/16

6:00 am-3:19 pm

1 stop8h 19m

Nantucket Memorial

Tue 7/21

11:25 am-7:15 pm

1 stop8h 50m

$227

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Wed 7/15

6:00 am-2:41 pm

2 stops7h 41m

Nantucket Memorial

Tue 7/21

12:13 pm-10:15 pm

2 stops11h 02m

$386

ChicagoNantucket

MDW - ACK

MDWACK

Chicago Midway

Mon 8/24

6:05 am-3:57 pm

2 stops8h 52m

Nantucket Memorial

Wed 8/26

12:28 pm-6:33 pm

2 stops7h 05m

$563

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 $820 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

What cabin class options are available on Chicago to Nantucket flights?

There is only 1 cabin class available to choose from on Chicago to Nantucket flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

$509

Fastest flight time

2h 54m

Direct flights

Mon and Sun

Airports in Nantucket

1 airport
The best one-way flight to Nantucket from Chicago in the past 72 hours is $509. The best round-trip flight deal from Chicago to Nantucket found on momondo in the last 72 hours is $873.
The fastest flight from Chicago to Nantucket takes 2h 54m
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 54m 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
2,980 reviews
Search JetBlue flights
DeltaPriceFrom $207Free CancellationRating
7.9
8,400 reviews
Search Delta flights
American AirlinesPriceFrom $319Free CancellationRating
7.1
11,640 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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