Cheap flights from Washington to Nantucket Island

View AU$86 flight on Wed, 8 Oct. 2025Opens in a new window

Popular airlines from Washington to Nantucket Island

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • JetBlue Airways

    JetBlue Airways

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Cheap Flights from Washington (WAS) to Nantucket Island (ACK)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 20 Aug. - Mon, 25 Aug.
DCA
Washington
BOS
Boston
AU$181 Return, found 1 day ago
AU$181
Return
found 1 day ago
Select Delta flight, departing Wed, 20 Aug. from Washington to Boston, returning Mon, 25 Aug., priced at AU$181 found 1 day ago
Delta
Sun, 31 Aug. - Sat, 13 Sep.
DCA
Washington
BOS
Boston
AU$218 Return, found 1 day ago
AU$218
Return
found 1 day ago
Select Delta flight, departing Sun, 31 Aug. from Washington to Boston, returning Sat, 13 Sep., priced at AU$218 found 1 day ago
American Airlines
Tue, 12 Aug. - Sat, 30 Aug.
DCA
Washington
BOS
Boston
AU$244 Return, found 6 days ago
AU$244
Return
found 6 days ago
Select American Airlines flight, departing Tue, 12 Aug. from Washington to Boston, returning Sat, 30 Aug., priced at AU$244 found 6 days ago
United
Sat, 6 Sep. - Sat, 13 Sep.
IAD
Washington
BOS
Boston
AU$262 Return, found 21 hours ago
AU$262
Return
found 21 hours ago
Select United flight, departing Sat, 6 Sep. from Washington to Boston, returning Sat, 13 Sep., priced at AU$262 found 21 hours ago
JetBlue Airways
Sat, 27 Sep. - Mon, 13 Oct.
DCA
Washington
BOS
Boston
AU$340 Return, found 1 day ago
AU$340
Return
found 1 day ago
Select JetBlue Airways flight, departing Sat, 27 Sep. from Washington to Boston, returning Mon, 13 Oct., priced at AU$340 found 1 day ago
Alaska Airlines
Thu, 4 Sep. - Mon, 8 Sep.
DCA
Washington
BOS
Boston
AU$978 Return, found 2 days ago
AU$978
Return
found 2 days ago
Select Alaska Airlines flight, departing Thu, 4 Sep. from Washington to Boston, returning Mon, 8 Sep., priced at AU$978 found 2 days ago

Find the cheapest month to fly from Washington (WAS) to Nantucket (ACK)

September is typically the cheapest month to fly

From AU$194 - AU$2,455 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.