How long is the flight from Seattle to Nantucket Island?

A quick flight from Seattle to Nantucket Island can take about 8h 01m. JetBlue provides one of the quickest options available for as low as $568. Seattle and Nantucket Island are separated by a distance of 2565 mi.

In terms of precipitation, rainfall in Nantucket Island 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 Island when rainfall is around 1.6 in.

If weather is an important factor for your trip to Nantucket Island, 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).

How far in advance should I book a flight from Seattle to Nantucket Island?

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 80% on flights from Seattle to Nantucket Island 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 $358. For sooner than that we have options available in the next 3 days from $579.

What is the cheapest month to fly from Seattle to Nantucket Island?

Flights from Seattle to Nantucket Island lean towards being more expensive in December. Prices are generally better when you fly from Seattle to Nantucket Island in January, with the cheapest ticket starting at $98.

What is the cheapest time of day to fly from SEA to LOE?

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

What airport do you fly from for flights from Seattle to Nantucket Island?

Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Nantucket Island. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

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

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

How can I find direct flights from Seattle to Nantucket Island?

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

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

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

$568+ Flights from Seattle to Nantucket Island

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Cheap flight deals from Seattle to Nantucket Island

Round-trip from	$568 (Expedia)
Popular in	December
Cheapest in	January
Average price	$337

From Seattle/Tacoma Intl to Nantucket Island

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High demand for flights, 6% potential price rise

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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Seattle to Nantucket Island

Cheapest flights from Seattle to Nantucket Island
Explore the most affordable flight options available from Seattle to Nantucket Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Fri 9/2611:59 pmSEA - ACK

1 stop8h 01mJetBlue

Tue 9/303:42 pmACK - SEA

1 stop9h 38mJetBlue

Deal found 9/11

$568

Fri 9/269:40 pmSEA - ACK

2 stops21h 45mMultiple Airlines

Tue 9/307:00 amACK - SEA

1 stop8h 34mMultiple Airlines

Deal found 9/11

$1,102

Best flights from Seattle to Nantucket Island
Discover carefully curated flight deals from Seattle to Nantucket Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Fri 9/2611:59 pmSEA - ACK

1 stop8h 01mJetBlue

Tue 9/303:42 pmACK - SEA

1 stop9h 38mJetBlue

Deal found 9/11

$568

Fri 9/269:40 pmSEA - ACK

2 stops21h 45mMultiple Airlines

Tue 9/307:00 amACK - SEA

1 stop8h 34mMultiple Airlines

Deal found 9/11

$1,102

Last-minute flights from Seattle to Nantucket Island
Discover last-minute flight deals from Seattle to Nantucket Island. Data last updated September 11, 2025 and is based on user searches.

Fri 9/2611:59 pmSEA - ACK

1 stop8h 01mJetBlue

Tue 9/303:42 pmACK - SEA

1 stop9h 38mJetBlue

Deal found 9/11

$568

Fri 9/269:40 pmSEA - ACK

2 stops21h 45mMultiple Airlines

Tue 9/307:00 amACK - SEA

1 stop8h 34mMultiple Airlines

Deal found 9/11

$1,102

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Nantucket Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Fri 9/26

11:59 pm-11:00 am

1 stop8h 01m

Nantucket Memorial

Tue 9/30

3:42 pm-10:20 pm

1 stop9h 38m

$568

SeattleNantucket

SEA - ACK

SEAACK

Seattle/Tacoma Intl

Fri 9/26

9:40 pm-10:25 pm

2 stops21h 45m

Nantucket Memorial

Tue 9/30

7:00 am-12:34 pm

1 stop8h 34m

$1,102

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Seattle to Nantucket Island

Have a flexible travel schedule? Discover the best time to fly to Nantucket Island from Seattle 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 Seattle to Nantucket Island

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Nantucket Island

Read reviews from past customers who have flown JetBlue from Seattle to Nantucket Island. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

JetBlue

7.2

Good

2,913 reviews

Reviews

1 / 20

10.0

Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.

JetBlue

7.2

Good

2,913 reviews

JetBlue

7.2

Good

2,913 reviews

Reviews

1 / 20

10.0

Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.

Related info for your journey

What airport do you fly from for flights from Seattle to Nantucket Island?
Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Nantucket Island. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.
How long is the flight from Seattle to Nantucket Island?
A quick flight from Seattle to Nantucket Island can take about 8h 01m. JetBlue provides one of the quickest options available for as low as $568. Seattle and Nantucket Island are separated by a distance of 2565 mi.
Can I find deals for flights from Seattle to Nantucket Island that include hotel bookings?
Yes. In addition to deals on Seattle to Nantucket Island flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Nantucket Island?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Nantucket Island.
Can I find deals for business class flights from Seattle to Nantucket Island?
Yes. Cheapflights offers flight deals from Seattle to Nantucket Island 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

Alternative routes for Seattle to Nantucket Island

Complete your trip

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Top airline flying from Seattle to Nantucket Island

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$465	Average$614	FlexibilityNo cancel fee	On-time62%

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$568+ Cheap flights from Seattle (SEA) to Nantucket Island

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Nantucket Island with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Seattle to Nantucket Island

Keep the following information in mind while searching for Seattle to Nantucket Island flight deals. Data was last updated September 11, 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Nantucket Island

Cheapest flights from Seattle to Nantucket IslandExplore the most affordable flight options available from Seattle to Nantucket Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Seattle to Nantucket Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Nantucket Island that are best for you.

Best time to book a flight from Seattle to Nantucket Island

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

Cheapflights Insights

Everything you need to know about your flight from Seattle to Nantucket Island

Reviews of airlines servicing Nantucket Island

Read reviews from past customers who have flown JetBlue from Seattle to Nantucket Island. You can also see how each airline compares 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 Seattle to Nantucket Island. 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 from for flights from Seattle to Nantucket Island?

How long is the flight from Seattle to Nantucket Island?

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

How can I find direct flights from Seattle to Nantucket Island?

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

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 Seattle to Nantucket Island

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

Top airline flying from Seattle to Nantucket Island

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Book with Flexibility

Travel Smart

Cheapest flights from Seattle to Nantucket Island
Explore the most affordable flight options available from Seattle to Nantucket Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.