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Cheap flights from Illinois to Boston from $143

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Boston departing on 6/20. 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

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Delta Logo
8:55 am - 6:05 pm
ORD
-
ACK
8h 10m2 stops
Delta Logo
10:00 am - 9:16 pm
ACK
-
ORD
12h 16m2 stops
$322Delta
Sat, Jun 20 - Tue, Jun 23
JetBlue Logo
9:30 am - 6:10 pm
ORD
-
ACK
7h 40m1 stop
JetBlue Logo
3:38 pm - 7:26 pm
ACK
-
ORD
4h 48m1 stop
$333JetBlue
Sat, Jun 20 - Tue, Jun 23
American Airlines Logo
1:55 pm - 5:35 pm
ORD
-
ACK
2h 40mnonstop
American Airlines Logo
10:29 am - 2:15 pm
ACK
-
ORD
4h 46m1 stop
$356American Airlines
Sat, Jun 20 - Tue, Jun 23
American Airlines Logo
1:55 pm - 5:35 pm
ORD
-
ACK
2h 40mnonstop
American Airlines Logo
9:45 am - 11:43 am
ACK
-
ORD
2h 58mnonstop
$394American Airlines
Sat, Jun 20 - Sat, Jun 27
Delta Logo
8:20 pm - 6:05 pm
ORD
-
ACK
20h 45m1 stop
Delta Logo
10:00 am - 6:41 pm
ACK
-
ORD
9h 41m2 stops
$411Delta
Fri, Jun 19 - Tue, Jun 23
Delta Logo
7:10 am - 6:05 pm
ORD
-
ACK
9h 55m2 stops
Delta Logo
10:00 am - 6:41 pm
ACK
-
ORD
9h 41m2 stops
$429Delta
Fri, Jun 19 - Tue, Jun 23
American Airlines Logo
5:29 am - 12:19 pm
ORD
-
ACK
5h 50m1 stop
American Airlines Logo
9:45 am - 11:43 am
ACK
-
ORD
2h 58mnonstop
$439American Airlines
Sat, Jun 20 - Sat, Jun 27
Delta Logo
6:00 am - 6:05 pm
ORD
-
ACK
11h 05m1 stop
Delta Logo
10:00 am - 6:41 pm
ACK
-
ORD
9h 41m2 stops
$451Delta
Wed, Jun 17 - Tue, Jun 23
Delta Logo
7:00 pm - 6:05 pm
ORD
-
ACK
22h 05m1 stop
Delta Logo
10:00 am - 9:16 pm
ACK
-
ORD
12h 16m2 stops
$466Delta
Thu, Jun 18 - Tue, Jun 23
Delta Logo
8:55 am - 6:05 pm
ORD
-
ACK
8h 10m2 stops
Delta Logo
10:00 am - 6:41 pm
ACK
-
ORD
9h 41m2 stops
$479Delta
Wed, Jun 17 - Tue, Jun 23

Delta flights from Illinois to Nantucket

Our best Delta deals on Illinois to Nantucket flight tickets
Delta
Jun 20
ORD8:55 amChicago O'Hare Intl
8h 10m
2 stops
ACK6:05 pmNantucket Memorial
Jun 23
ACK10:00 amNantucket Memorial
12h 16m
2 stops
ORD9:16 pmChicago O'Hare Intl
$322
Find similar
Delta
Jun 19
ORD8:20 pmChicago O'Hare Intl
20h 45m
1 stop
ACK6:05 pmNantucket Memorial
Jun 23
ACK10:00 amNantucket Memorial
9h 41m
2 stops
ORD6:41 pmChicago O'Hare Intl
$411
Find similar
Delta
Jun 19
ORD7:10 amChicago O'Hare Intl
9h 55m
2 stops
ACK6:05 pmNantucket Memorial
Jun 23
ACK10:00 amNantucket Memorial
9h 41m
2 stops
ORD6:41 pmChicago O'Hare Intl
$429
Find similar

JetBlue flights from Illinois to Nantucket

Our best JetBlue deals on Illinois to Nantucket flight tickets
JetBlue
Jun 20
ORD9:30 amChicago O'Hare Intl
7h 40m
1 stop
ACK6:10 pmNantucket Memorial
Jun 23
ACK3:38 pmNantucket Memorial
4h 48m
1 stop
ORD7:26 pmChicago O'Hare Intl
$333
Find similar
JetBlue
Jan 6
ORD10:55 amChicago O'Hare Intl
6h 29m
1 stop
ACK6:24 pmNantucket Memorial
Jan 10
ACK11:30 amNantucket Memorial
7h 13m
1 stop
ORD5:43 pmChicago O'Hare Intl
$584
Find similar
JetBlue
Jan 19
ORD7:45 amChicago O'Hare Intl
7h 05m
1 stop
ACK3:50 pmNantucket Memorial
Jan 26
ACK7:00 amNantucket Memorial
11h 43m
1 stop
ORD5:43 pmChicago O'Hare Intl
$664
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 December 23, 2025.
Use the filters below to find and compare flights from Illinois to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

8:55 am-6:05 pm

2 stops8h 10m

Nantucket Memorial

Tue 6/23

10:00 am-9:16 pm

2 stops12h 16m

$322

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

9:30 am-6:10 pm

1 stop7h 40m

Nantucket Memorial

Tue 6/23

3:38 pm-7:26 pm

1 stop4h 48m

$333

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

1:55 pm-5:35 pm

Nonstop2h 40m

Nantucket Memorial

Tue 6/23

10:29 am-2:15 pm

1 stop4h 46m

$356

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

1:55 pm-5:35 pm

Nonstop2h 40m

Nantucket Memorial

Sat 6/27

9:45 am-11:43 am

Nonstop2h 58m

$394

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 6/19

8:20 pm-6:05 pm

1 stop20h 45m

Nantucket Memorial

Tue 6/23

10:00 am-6:41 pm

2 stops9h 41m

$411

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Fri 6/19

7:10 am-6:05 pm

2 stops9h 55m

Nantucket Memorial

Tue 6/23

10:00 am-6:41 pm

2 stops9h 41m

$429

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 6/20

5:29 am-12:19 pm

1 stop5h 50m

Nantucket Memorial

Sat 6/27

9:45 am-11:43 am

Nonstop2h 58m

$439

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 6/17

6:00 am-6:05 pm

1 stop11h 05m

Nantucket Memorial

Tue 6/23

10:00 am-6:41 pm

2 stops9h 41m

$451

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Thu 6/18

7:00 pm-6:05 pm

1 stop22h 05m

Nantucket Memorial

Tue 6/23

10:00 am-9:16 pm

2 stops12h 16m

$466

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 6/17

8:55 am-6:05 pm

2 stops8h 10m

Nantucket Memorial

Tue 6/23

10:00 am-6:41 pm

2 stops9h 41m

$479

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 Illinois 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 day to depart on your flight to Nantucket?

The cheapest day to depart on your flight to Nantucket is on a Monday when prices can be found for as low as $354. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Illinois because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $628.

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 Illinois 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 $621 on average. Flights to Nantucket from Illinois in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Illinois to Nantucket Memorial flight route?

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

What cabin class options are available on Illinois to Nantucket Memorial flights?

There are 2 cabin classes available to choose from on Illinois to Nantucket Memorial 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 Illinois to Nantucket flights?

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

Cheap Illinois to Nantucket flight deals and tips

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

Fastest flight time

2h 54m

Direct flights

Sun

Airports in Nantucket

1 airport
The fastest flight from Illinois to Nantucket takes 2h 54m
Direct flights go from Illinois to Nantucket on Sunday. There are no airlines offering direct flights.
There is 1 airport in Nantucket. From Illinois there are direct flights to Nantucket Memorial (ACK).
Search flight deals

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

    Prices for flights from Illinois to Nantucket Memorial Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Nantucket Memorial Airport.

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

    The required travel and health documents for your Nantucket Memorial Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Nantucket Memorial Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Illinois to Nantucket

Compare and see reviews for airlines that fly from Illinois to Nantucket with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $162Free CancellationRating
7.2
2,897 reviews
Search JetBlue flights
United AirlinesPriceFrom $304Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
American AirlinesPriceFrom $319Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Nantucket. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Nantucket from Illinois with this policy.

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

Once all potential Illinois to Nantucket flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Illinois to Nantucket now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Nantucket and let you know when they change.

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