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$163+ Cheap flights from Sky Harbor Intl (PHX) 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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — ACK
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Nantucket

Cheapest flights from Sky Harbor Intl to Nantucket
Explore the most affordable flight options available from Sky Harbor Intl to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.

This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:02 am
PHX
-
ACK
1 stop7h 06m
American Airlines
Mon 7/134:51 pm
ACK
-
PHX
2 stops10h 19m
American Airlines
Deal found 4/5$362
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/412:36 am
PHX
-
ACK
1 stop7h 04m
American Airlines
Mon 7/134:51 pm
ACK
-
PHX
2 stops10h 19m
American Airlines
Deal found 4/6$579
This United Airlines deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:40 pm
PHX
-
ACK
2 stops11h 45m
United Airlines
Wed 8/123:49 pm
ACK
-
PHX
1 stop9h 59m
United Airlines
Deal found 4/9$694

Find flight deals from Sky Harbor Intl to Nantucket

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Nantucket (ACK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 10, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$362
(American Airlines)

One-way from

$163
(American Airlines)

Popular in

October

Cheapest in

January

Average price

$363
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Nantucket Memorial flight deals.
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Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Nantucket Memorial flights.
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From Phoenix Sky Harbor Intl to Nantucket Memorial
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One-way flight from Phoenix Sky Harbor Intl to Nantucket Memorial
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Highest demand for flights based on searches. 4% potential increase in price ($17 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 April 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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, Cheapflights users made 2,558,603 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Nantucket that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Tue 7/7

5:02 am-3:08 pm

1 stop7h 06m

Nantucket Memorial

Mon 7/13

4:51 pm-12:10 am

2 stops10h 19m

$362
Quickest round-trip

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Sat 7/4

12:36 am-10:40 am

1 stop7h 04m

Nantucket Memorial

Mon 7/13

4:51 pm-12:10 am

2 stops10h 19m

$579

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Tue 8/11

6:40 pm-9:25 am

2 stops11h 45m

Nantucket Memorial

Wed 8/12

3:49 pm-10:48 pm

1 stop9h 59m

$694

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Sun 6/28

5:06 am-3:03 pm

1 stop6h 57m

Nantucket Memorial

Sun 7/12

10:20 am-7:50 pm

1 stop12h 30m

$715
Cheapest one-way
Quickest one-way

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Tue 6/23

5:06 am-3:03 pm

1 stop6h 57m

$163

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Tue 6/30

5:06 am-3:03 pm

1 stop6h 57m

$234

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Fri 5/8

10:28 pm-9:25 am

1 stop7h 57m

$462

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Tue 6/23

12:20 pm-2:56 pm

3 stops23h 36m

$540

PhoenixNantucket

PHX - ACK

PHXACK

Phoenix Sky Harbor Intl

Tue 6/30

6:53 pm-9:15 am

3 stops59h 22m

$581

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Nantucket flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Phoenix Sky Harbor Intl Airport-Nantucket flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Nantucket flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Nantucket flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Nantucket flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to Nantucket

Have a flexible travel schedule? Discover the best time to fly to Nantucket from Sky Harbor 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 Phoenix Sky Harbor Intl Airport to Nantucket

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Nantucket?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Nantucket (average of $114). Flying from Phoenix Sky Harbor Intl Airport to Nantucket in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor 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 Phoenix Sky Harbor Intl?

    If you book a flight to Nantucket from Phoenix Sky Harbor Intl, you will be flying to Memorial, which is the city’s only airport. Nantucket Memorial (ACK) is located 2.8 mi from the center of Nantucket. There are 0 flights from Phoenix Sky Harbor Intl to Memorial per day from 0 different airlines.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Nantucket?

    A quick flight from Phoenix Sky Harbor Intl Airport to Nantucket can take about 7h 06m. American Airlines provides one of the quickest options available for as low as $362. The distance between Phoenix Sky Harbor Intl Airport and Nantucket is about 2341 mi.

  • Can I find deals for flights from Sky Harbor Intl to Nantucket that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Nantucket?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Nantucket?

    Yes. Cheapflights offers flight deals from Sky Harbor 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.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Nantucket?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Nantucket (average of $114). Flying from Phoenix Sky Harbor Intl Airport to Nantucket in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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