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 is the cheapest time of day to fly from WA to ACK?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Nantucket as you normally would.

What airport do you fly into for flights to Nantucket from Washington?

Nantucket Memorial (ACK) is the airport you will fly into if you book a flight from Washington to Nantucket. It is only a 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.

Can I find deals for flights from Washington to Nantucket that include hotel bookings?

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

How can I find direct flights from Washington to Nantucket?

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

Can I find deals for business class flights from Washington to Nantucket?

Yes. Cheapflights offers flight deals from Washington 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.

$1,064+ Flights from Washington to Nantucket

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Cheap flight deals from Washington to Nantucket

Cheapest flights from Washington to Nantucket
Explore the most affordable flight options available from Washington to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Tue 12/2311:25 pmSEA - ACK

1 stop9h 15mMultiple Airlines

Mon 12/291:30 pmACK - SEA

2 stops12h 45mMultiple Airlines

Deal found 12/16

$2,107

Best flights from Washington to Nantucket
Discover carefully curated flight deals from Washington to Nantucket that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Mon 4/67:20 amPDX - ACK

1 stop8h 04mMultiple Airlines

Fri 4/109:20 amACK - PDX

1 stop13h 54mMultiple Airlines

Deal found 12/16

$1,064

Tue 12/2311:25 pmSEA - ACK

1 stop9h 15mMultiple Airlines

Mon 12/291:30 pmACK - SEA

2 stops12h 45mMultiple Airlines

Deal found 12/16

$2,107

Last-minute flights from Washington to Nantucket
Discover last-minute flight deals from Washington to Nantucket. Data last updated December 18, 2025 and is based on user searches.

Tue 12/2311:25 pmSEA - ACK

1 stop9h 15mMultiple Airlines

Mon 12/291:30 pmACK - SEA

2 stops12h 45mMultiple Airlines

Deal found 12/16

$2,107

Find flight deals from Washington to Nantucket

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Round-trip from	$1,064 (Expedia)
Popular in	December
Cheapest in	January
Average price	$529

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From Washington to Nantucket Memorial

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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).

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Average for round-trip flights in December 2025

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PortlandNantucket

PDX - ACK

PDXACK

Portland

Mon 4/6

7:20 am-6:24 pm

1 stop8h 04m

Nantucket Memorial

Fri 4/10

9:20 am-8:14 pm

1 stop13h 54m

$1,064

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Tue 12/23

11:25 pm-11:40 am

1 stop9h 15m

Nantucket Memorial

Mon 12/29

1:30 pm-11:15 pm

2 stops12h 45m

$2,107

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Deals found on 12/16

Best time to book a flight from Washington to Nantucket

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

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Everything you need to know about your flight from Washington to Nantucket

What is the cheapest month to book a flight from State of Washington to Nantucket?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Nantucket (average of $98). Flying from State of Washington to Nantucket in December is currently the most expensive (average of $225). 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

What airport do you fly into for flights to Nantucket from Washington?
Nantucket Memorial (ACK) is the airport you will fly into if you book a flight from Washington to Nantucket. It is only a 2.8 mi journey from Memorial (ACK) to Nantucket’s city center.
Can I find deals for flights from Washington to Nantucket that include hotel bookings?
Yes. In addition to deals on Washington to Nantucket flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Nantucket?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Nantucket.
Can I find deals for business class flights from Washington to Nantucket?
Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Nantucket?
Currently, January is the cheapest month in which you can book a flight from State of Washington to Nantucket (average of $98). Flying from State of Washington to Nantucket in December is currently the most expensive (average of $225). 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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Top airline flying from Washington to Nantucket

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$465	Average$619	FlexibilityNo cancel fee	On-time62%

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$1,064+ Cheap flights from Washington to Nantucket (ACK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Nantucket with Cheapflights

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Cheap flight deals from Washington to Nantucket

Cheapest flights from Washington to NantucketExplore the most affordable flight options available from Washington to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Washington to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

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Keep the following information in mind while searching for Washington to Nantucket flight deals. Data was last updated December 18, 2025.

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Best time to book a flight from Washington to Nantucket

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Everything you need to know about your flight from Washington to Nantucket

What is the cheapest month to book a flight from State of Washington to Nantucket?

Related info for your journey

Find useful and relevant information for your journey from Washington 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 Washington?

Can I find deals for flights from Washington to Nantucket that include hotel bookings?

How can I find direct flights from Washington to Nantucket?

Can I find deals for business class flights from Washington to Nantucket?

What is the cheapest month to book a flight from State of Washington to Nantucket?

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Cheapest flights from Washington to Nantucket
Explore the most affordable flight options available from Washington to Nantucket. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.