What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Nantucket round-trip?

Our cheapest airline available from Chicago O'Hare Intl Airport to Nantucket is Delta. Our recent data shows that you can find tickets from as low as $259 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $278 and $459 round-trip.

What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Nantucket one-way?

To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $96. Delta flights start at $154 while deals on American Airlines start at $221 one-way.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Nantucket?

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Nantucket flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Nantucket ranges from 1.6 - 4.3 inches per month. January is typically the wettest month, when rainfall can reach 4.3 in. June is typically the driest time to visit Nantucket when rainfall is around 1.6 in.

If weather is an important factor for your trip to Nantucket, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 32.0 F).

What are the cheapest flights from Chicago O'Hare Intl Airport to Nantucket?

Looking for the cheapest flight from Chicago O'Hare Intl Airport to Nantucket? While on average our users pay $263, our data indicates the cheapest price to be $263. The most popular route (Chicago O'Hare Intl - Nantucket Memorial), is priced around $407.

What are the most reliable airlines from Chicago O'Hare Intl Airport to Nantucket?

The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Nantucket are American Airlines (100%), Republic Airways (100%) and SkyWest Airlines (83%).

What are the most popular airlines that fly from Chicago O'Hare Intl Airport to Nantucket?

The most popular airlines flying from Chicago O'Hare Intl Airport to Nantucket are American Airlines, JetBlue and United Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to Nantucket?

Saturday flights are generally found to be more expensive for flights from Chicago O'Hare Intl Airport to Nantucket. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Nantucket.

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Nantucket?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 53 days in advance, which can save you up to 67% on flights from Chicago O'Hare Intl Airport to Nantucket compared to booking the week you need them. Waiting 53 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $207. For sooner than that we have options available in the next 3 days from $370.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Nantucket?

September is one of the best times of the year to fly to Nantucket from Chicago O'Hare Intl Airport. Prices for September average $229 per person but you can even find prices for as low as $63. The most expensive prices can be found in the month of April. Opting for a September flight can save you 21% on your journey compared to booking in April

What airport do you fly into for flights to Nantucket from Chicago O'Hare Intl?

Nantucket Memorial (ACK) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Nantucket. You should not have trouble finding flights to Memorial from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Nantucket airport from Chicago O'Hare Intl. It is only a 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.

Can I find deals for flights from O'Hare Intl to Nantucket that include hotel bookings?

Yes. In addition to deals on O'Hare Intl to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from O'Hare Intl to Nantucket?

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

Can I find deals for business class flights from O'Hare Intl to Nantucket?

Yes. Cheapflights offers flight deals from O'Hare Intl to Nantucket by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$96+ Flights from Chicago O'Hare Intl Airport to Nantucket

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Cheap flight deals from O'Hare Intl to Nantucket

Round-trip from	$259 (Delta)
One-way from	$96 (JetBlue)
Popular in	April
Cheapest in	September
Average price	$227
Good one-way deal	$263 or less

From Chicago O'Hare Intl to Nantucket Memorial

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One-way flight from Chicago O'Hare Intl to Nantucket Memorial

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Highest demand for flights based on searches. 8% potential increase in price ($21 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($5 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 Chicago O'Hare Intl to Nantucket Memorial.

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Cheapest flights from O'Hare Intl to Nantucket
Explore the most affordable flight options available from O'Hare Intl to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Wed 8/137:15 amORD - ACK

2 stops6h 31mDelta

Wed 8/203:26 pmACK - ORD

1 stop7h 27mDelta

Deal found 7/29

$259

Wed 8/138:09 amORD - ACK

1 stop7h 27mAmerican Airlines

Wed 8/2012:24 pmACK - ORD

1 stop5h 47mAmerican Airlines

Deal found 7/29

$278

Sat 8/1610:35 amORD - ACK

Nonstop2h 54mUnited Airlines

Wed 8/206:46 pmACK - ORD

1 stop5h 39mUnited Airlines

Deal found 7/27

$459

Sun 8/36:16 amORD - ACK

1 stop4h 37mJetBlue

Sat 8/94:18 pmACK - ORD

1 stop7h 10mJetBlue

Deal found 7/28

$477

Best flights from O'Hare Intl to Nantucket
Discover carefully curated flight deals from O'Hare Intl to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Wed 8/137:15 amORD - ACK

2 stops6h 31mDelta

Wed 8/203:26 pmACK - ORD

1 stop7h 27mDelta

Deal found 7/29

$259

Wed 8/138:09 amORD - ACK

1 stop7h 27mAmerican Airlines

Wed 8/2012:24 pmACK - ORD

1 stop5h 47mAmerican Airlines

Deal found 7/29

$278

Sat 8/1610:35 amORD - ACK

Nonstop2h 54mUnited Airlines

Wed 8/206:46 pmACK - ORD

1 stop5h 39mUnited Airlines

Deal found 7/27

$459

Sun 8/36:16 amORD - ACK

1 stop4h 37mJetBlue

Sat 8/94:18 pmACK - ORD

1 stop7h 10mJetBlue

Deal found 7/28

$477

Last-minute flights from O'Hare Intl to Nantucket
Discover last-minute flight deals from O'Hare Intl to Nantucket. Data last updated July 29, 2025 and is based on user searches.

Sun 8/311:40 amORD - ACK

1 stop4h 09mAmerican Airlines

Sat 8/95:45 pmACK - ORD

Nonstop3h 05mAmerican Airlines

Deal found 7/28

$414

Sun 8/36:16 amORD - ACK

1 stop4h 37mJetBlue

Sat 8/94:18 pmACK - ORD

1 stop7h 10mJetBlue

Deal found 7/28

$477

Sun 8/37:10 amORD - ACK

2 stops6h 32mDelta

Sat 8/93:22 pmACK - ORD

1 stop7h 21mDelta

Deal found 7/27

$839

Sun 8/310:35 amORD - ACK

Nonstop2h 54mUnited Airlines

Sat 8/94:32 pmACK - ORD

Nonstop3h 23mUnited Airlines

Deal found 7/28

$1,559

Fri 8/811:21 amORD - ACK

2 stops10h 04mMultiple Airlines

Sun 8/108:30 pmACK - ORD

3 stops26h 00mMultiple Airlines

Deal found 7/29

$1,030

Wed 8/137:15 amORD - ACK

2 stops6h 31mDelta

Wed 8/203:26 pmACK - ORD

1 stop7h 27mDelta

Deal found 7/29

$259

Wed 8/138:09 amORD - ACK

1 stop7h 27mAmerican Airlines

Wed 8/2012:24 pmACK - ORD

1 stop5h 47mAmerican Airlines

Deal found 7/29

$278

Sat 8/1610:35 amORD - ACK

Nonstop2h 54mUnited Airlines

Wed 8/206:46 pmACK - ORD

1 stop5h 39mUnited Airlines

Deal found 7/27

$459

One-way flights from O'Hare Intl to Nantucket
Search for one-way flight options from O'Hare Intl to Nantucket. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Tue 8/266:15 amORD - ACK

1 stop4h 38mJetBlue

Deal found 7/28

$96

Tue 8/265:00 pmORD - ACK

2 stops20h 46mDelta

Deal found 7/29

$154

Sat 8/306:58 pmORD - ACK

2 stops20h 48mAmerican Airlines

Deal found 7/29

$221

Mon 8/117:45 pmORD - ACK

2 stops18h 40mUnited Airlines

Deal found 7/28

$232

Wed 8/278:12 pmORD - ACK

3 stops33h 18mMultiple Airlines

Deal found 7/29

$374

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 8/13

7:15 am-2:46 pm

2 stops6h 31m

Nantucket Memorial

Wed 8/20

3:26 pm-9:53 pm

1 stop7h 27m

$259

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 8/13

8:09 am-4:36 pm

1 stop7h 27m

Nantucket Memorial

Wed 8/20

12:24 pm-5:11 pm

1 stop5h 47m

$278

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 8/16

10:35 am-2:29 pm

Nonstop2h 54m

Nantucket Memorial

Wed 8/20

6:46 pm-11:25 pm

1 stop5h 39m

$459

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sun 8/3

6:16 am-11:53 am

1 stop4h 37m

Nantucket Memorial

Sat 8/9

4:18 pm-10:28 pm

1 stop7h 10m

$477

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 8/26

6:15 am-11:53 am

1 stop4h 38m

$96

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Tue 8/26

5:00 pm-2:46 pm

2 stops20h 46m

$154

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Sat 8/30

6:58 pm-4:46 pm

2 stops20h 48m

$221

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Mon 8/11

7:45 pm-3:25 pm

2 stops18h 40m

$232

ChicagoNantucket

ORD - ACK

ORDACK

Chicago O'Hare Intl

Wed 8/27

8:12 pm-6:30 am

3 stops33h 18m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from O'Hare Intl to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from O'Hare Intl 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 Chicago O'Hare Intl Airport to Nantucket

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

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Chicago O'Hare Intl Airport to Nantucket by exploring options for tickets at noon.

Reviews of airlines servicing Nantucket

Get a feel of what it's like to fly with Delta, United Airlines, and JetBlue from Chicago O'Hare Intl Airport to Nantucket by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,977 reviews

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

7,977 reviews

Delta

8.0

Very good

7,977 reviews

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

8,899 reviews

Delta

8.0

Very good

7,977 reviews

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

7,977 reviews

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

7,977 reviews

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

What airport do you fly into for flights to Nantucket from Chicago O'Hare Intl?
Nantucket Memorial (ACK) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Nantucket. You should not have trouble finding flights to Memorial from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Nantucket airport from Chicago O'Hare Intl. It is only a 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.
What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Nantucket round-trip?
Our cheapest airline available from Chicago O'Hare Intl Airport to Nantucket is Delta. Our recent data shows that you can find tickets from as low as $259 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $278 and $459 round-trip.
What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Nantucket one-way?
To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $96. Delta flights start at $154 while deals on American Airlines start at $221 one-way.
What are the most reliable airlines from Chicago O'Hare Intl Airport to Nantucket?
The top 3 most reliable airlines when flying from Chicago O'Hare Intl Airport to Nantucket are American Airlines (100%), Republic Airways (100%) and SkyWest Airlines (83%).
What are the cheapest flights from Chicago O'Hare Intl Airport to Nantucket?
Looking for the cheapest flight from Chicago O'Hare Intl Airport to Nantucket? While on average our users pay $263, our data indicates the cheapest price to be $263. The most popular route (Chicago O'Hare Intl - Nantucket Memorial), is priced around $407.
Can I find deals for flights from O'Hare Intl to Nantucket that include hotel bookings?
Yes. In addition to deals on O'Hare Intl to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'Hare Intl to Nantucket?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Nantucket.
Can I find deals for business class flights from O'Hare Intl to Nantucket?
Yes. Cheapflights offers flight deals from O'Hare Intl to Nantucket by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from O'Hare Intl to Nantucket

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$226	Average$572	FlexibilityNo cancel fee	On-time62%
United Airlines	Cheapest$304	Average$620	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$359	Average$489	FlexibilityNo cancel fee	On-time71%

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$96+ Cheap flights from O'Hare Intl (ORD) to Nantucket (ACK)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from O'Hare Intl to Nantucket with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from O'Hare Intl to Nantucket

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Find flight deals from O'Hare Intl to Nantucket

Cheapest flights from O'Hare Intl to NantucketExplore the most affordable flight options available from O'Hare Intl to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from O'Hare Intl to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Nantucket that are best for you.

Best time to book a flight from O'Hare Intl to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from O'Hare Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Nantucket

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

Find hourly flight availability from O'Hare Intl to Nantucket. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Reviews of airlines servicing Nantucket

Get a feel of what it's like to fly with Delta, United Airlines, and JetBlue from Chicago O'Hare Intl Airport to Nantucket by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Nantucket. 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 into for flights to Nantucket from Chicago O'Hare Intl?

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Nantucket round-trip?

What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Nantucket one-way?

What are the most reliable airlines from Chicago O'Hare Intl Airport to Nantucket?

What are the cheapest flights from Chicago O'Hare Intl Airport to Nantucket?

Can I find deals for flights from O'Hare Intl to Nantucket that include hotel bookings?

How can I find direct flights from O'Hare Intl to Nantucket?

Can I find deals for business class flights from O'Hare Intl to Nantucket?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for O'Hare Intl to Nantucket

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from O'Hare Intl to Nantucket

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Cheapest flights from O'Hare Intl to Nantucket
Explore the most affordable flight options available from O'Hare Intl to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.