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CHI - ACK

$402 Find Cheap Flights from Chicago to Nantucket - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$769
Typical prices: $377-$695
Multiple Airlines
Fri 12/28Tue 1/2
ORD - ACK • 1 stop
Cheapest one-way
$351
Typical prices: $268-$509
Multiple Airlines
Mon 3/26
ORD - ACK • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Chicago and Nantucket. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
August
Cheapest • 19% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Washington, D.C. Reagan-National (DCA)
Cheapest • Avg $326 (round-trip)
New York LaGuardia (LGA)
Shortest trip • 5h 19m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Chicago to Nantucket (CHI-ACK)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chicago to Nantucket

Mon, Dec 28 - Sat, Jan 2
Multiple Airlines Logo
7:55 pm - 9:15 amORD  Chicago O'Hare Intl-ACK Nantucket Memorial
12h 20m1 stop Boston Logan Intl
Multiple Airlines Logo
12:53 pm - 6:58 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
7h 05m1 stop Boston Logan Intl
$769Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
Multiple Airlines Logo
8:04 pm - 9:15 amORD  Chicago O'Hare Intl-ACK Nantucket Memorial
12h 11m1 stop Boston Logan Intl
Multiple Airlines Logo
4:23 pm - 7:29 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
28h 06m1 stop Boston Logan Intl
$993Multiple Airlines
Fri, Oct 16 - Tue, Oct 20
Multiple Airlines Logo
9:38 am - 4:49 pmORD  Chicago O'Hare Intl-ACK Nantucket Memorial
6h 11m1 stop Boston Logan Intl
Multiple Airlines Logo
2:45 pm - 7:14 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
5h 29m1 stop Boston Logan Intl
$1,013Multiple Airlines
Mon, Dec 28 - Sat, Jan 2
Multiple Airlines Logo
2:32 pm - 9:15 amORD  Chicago O'Hare Intl-ACK Nantucket Memorial
17h 43m2 stops Fort Lauderdale Boston Logan Intl
Multiple Airlines Logo
2:06 pm - 6:58 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
5h 52m1 stop Boston Logan Intl
$1,052Multiple Airlines
Mon, Dec 28 - Sat, Jan 2
Multiple Airlines Logo
7:55 am - 6:38 pmORD  Chicago O'Hare Intl-ACK Nantucket Memorial
9h 43m2 stops Newark Boston Logan Intl
Multiple Airlines Logo
4:10 pm - 12:01 amACK  Nantucket Memorial-ORD Chicago O'Hare Intl
8h 51m2 stops Boston Logan Intl Newark
$1,075Multiple Airlines
Wed, Oct 14 - Sun, Oct 18
JetBlue Logo
9:38 am - 4:49 pmORD  Chicago O'Hare Intl-ACK Nantucket Memorial
6h 11m1 stop Boston Logan Intl
JetBlue Logo
11:00 am - 7:14 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
9h 14m1 stop Boston Logan Intl
$1,130JetBlue
Thu, Oct 22 - Sun, Oct 25
Multiple Airlines Logo
6:10 am - 5:10 pmORD  Chicago O'Hare Intl-ACK Nantucket Memorial
10h 00m2 stops Boston Logan Intl Hyannis Barnstable
Multiple Airlines Logo
5:59 pm - 11:15 amACK  Nantucket Memorial-ORD Chicago O'Hare Intl
18h 16m2 stops Hyannis Barnstable Boston Logan Intl
$1,200Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
Multiple Airlines Logo
7:44 pm - 7:45 pmORD  Chicago O'Hare Intl-ACK Nantucket Memorial
23h 01m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl
Multiple Airlines Logo
2:15 pm - 6:31 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
29h 16m3 stops Hyannis Barnstable Boston Logan Intl Atlanta Hartsfield-Jackson
$1,269Multiple Airlines
Thu, Oct 22 - Sun, Oct 25
Multiple Airlines Logo
4:20 pm - 5:00 pmORD  Chicago O'Hare Intl-ACK Nantucket Memorial
23h 40m3 stops Phoenix Sky Harbor Intl Orlando Boston Logan Intl
Multiple Airlines Logo
2:15 pm - 6:31 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
29h 16m3 stops Hyannis Barnstable Boston Logan Intl Atlanta Hartsfield-Jackson
$1,302Multiple Airlines
Fri, Oct 16 - Tue, Oct 20
Multiple Airlines Logo
8:11 pm - 5:10 pmORD  Chicago O'Hare Intl-ACK Nantucket Memorial
19h 59m3 stops Orlando Boston Logan Intl Hyannis Barnstable
Multiple Airlines Logo
6:58 pm - 6:31 pmACK  Nantucket Memorial-ORD Chicago O'Hare Intl
24h 33m3 stops Hyannis Barnstable Boston Logan Intl Atlanta Hartsfield-Jackson
$1,388Multiple Airlines
Booking Insights

Price, demand and travel trends for Chicago to Nantucket flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What is the cheapest Chicago to Nantucket flight route?

There's little price difference between Chicago to Nantucket routes. They average around $498 round-trip, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Chicago to Nantucket?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Chicago to Nantucket. It’s 27% cheaper than the average day, while Sunday is the most expensive, with prices 39% higher.

Find deals

Key details for Chicago to Nantucket flights

Low season

February

Cheapest flight

$351
The most popular month to fly with an average 205% increase in travelers.
One-way flight from Chicago O'Hare Intl Airport to Nantucket

When to book flights from Chicago to Nantucket

Are your dates flexible? Find out the best times to travel from Chicago to Nantucket based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago to Nantucket flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Chicago to Nantucket?

    Two cabin classes are available on flights from Chicago to Nantucket:

    • Economy Class
    • First Class

  • How long is a flight from Chicago to Nantucket?

    A nonstop flight from Chicago to Nantucket takes 00m, covering 907 miles.

  • Do I need a passport to fly from Chicago to Nantucket?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Chicago to Nantucket flight?

    Round-trip flights from Chicago to Nantucket range from $377 to $695, with an average of $498 over the past 12 months. Anything below $377 counts as a good deal.

  • How much can I save by taking a layover when flying from Chicago to Nantucket?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $326 round-trip via Washington, D.C. Reagan-National (DCA), compared to $505 for nonstop.

  • What is the standard checked-bag allowance on flights from Chicago to Nantucket?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Have flight prices from Chicago to Nantucket changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $769 to $1,750. That means the highest observed fare was about 2x higher than the lowest one.

  • Which airlines offer Wi-Fi on Chicago to Nantucket flights?

    American Airlines is the only airline on the Chicago to Nantucket route offering in-flight Wi-Fi. Pricing depends on fare class.

  • How are flight prices from Chicago to Nantucket looking right now?

    One-way fares from Chicago to Nantucket are currently higher than usual. Average one-way flight prices are about $399, which is 9% above the typical average for this route.

  • Which airports can I use when flying from Chicago to Nantucket?

    Flights from Chicago to Nantucket may depart from several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD). Flights usually arrive at Nantucket Memorial (ACK).

  • Which airports do connecting flights from Chicago to Nantucket pass through?

    One-stop flights from Chicago to Nantucket most commonly connect through:

    • New York LaGuardia (LGA) - 36% of one-stop connections
    • New York John F Kennedy Intl (JFK) - 31% of one-stop connections
    • Boston Logan Intl (BOS) - 14% of one-stop connections
    • Philadelphia (PHL) - 12% of one-stop connections

  • Can I save money by using flexible dates for flights from Chicago to Nantucket?

    Yes. Flexible dates can save you up to 47% on flights from Chicago to Nantucket. Tuesday is the cheapest departure day at $368 round-trip on average, while Sunday is the most expensive at $693, a difference of $325.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Chicago to Nantucket?

    Flying via Washington, D.C. Reagan-National (DCA) gives the shortest average 1-stop total travel time at 5h 14m, compared with 5h 19m via New York LaGuardia (LGA) and 5h 42m via Philadelphia (PHL).

  • What is the time difference between Chicago and Nantucket?

    Nantucket is 1 hour ahead of Chicago (Eastern Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which airlines offer extra legroom and free seat selection on Chicago to Nantucket flights?

    Among airlines operating Chicago to Nantucket flights:

    • American Airlines: offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Chicago to Nantucket flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Chicago to Nantucket flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $368, about $325 less than Sunday fares (47% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Chicago to Nantucket trip for August. Fares historically average $403 round-trip in that month - typically $1,753 less than the most expensive month, which is December (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Washington, D.C. Reagan-National Airport (DCA) can be cheaper than flying direct. The cheapest layover option averages $326 round-trip on this route - about $179 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Nantucket Memorial Airport.

    • Nantucket Inn
    • Nantucket Guest House

More options for your flight from Chicago to Nantucket

Complete your trip to Nantucket with a hotel stay or car rental

Car rentals in Nantucket
Hotels in Nantucket
Vacations in Nantucket