Cheap flights from Washington to Hilo

View AU$665 flight on Sat, 13 Sep. 2025Opens in a new window

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Cheap Flights from Washington (WAS) to Hilo (KOA)

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.

Alaska Airlines
Thu., 10 Apr. - Thu., 17 Apr.
IAD
Washington
KOA
Kona Coast
AU$1,394 Return, found 2 days ago
AU$1,394
Return
found 2 days ago
Select Alaska Airlines flight, departing Thu., 10 Apr. from Washington to Kona Coast, returning Thu., 17 Apr., priced at AU$1,394 found 2 days ago
United
Thu., 10 Apr. - Thu., 17 Apr.
IAD
Washington
KOA
Kona Coast
AU$1,432 Return, found 2 days ago
AU$1,432
Return
found 2 days ago
Select United flight, departing Thu., 10 Apr. from Washington to Kona Coast, returning Thu., 17 Apr., priced at AU$1,432 found 2 days ago
Delta
Thu., 10 Apr. - Thu., 17 Apr.
IAD
Washington
KOA
Kona Coast
AU$1,467 Return, found 2 days ago
AU$1,467
Return
found 2 days ago
Select Delta flight, departing Thu., 10 Apr. from Washington to Kona Coast, returning Thu., 17 Apr., priced at AU$1,467 found 2 days ago
United
Thu., 10 Apr. - Thu., 17 Apr.
IAD
Washington
KOA
Kona Coast
AU$1,497 Return, found 2 days ago
AU$1,497
Return
found 2 days ago
Select United flight, departing Thu., 10 Apr. from Washington to Kona Coast, returning Thu., 17 Apr., priced at AU$1,497 found 2 days ago
Alaska Airlines
Thu., 10 Apr. - Thu., 17 Apr.
IAD
Washington
KOA
Kona Coast
AU$1,514 Return, found 2 days ago
AU$1,514
Return
found 2 days ago
Select Alaska Airlines flight, departing Thu., 10 Apr. from Washington to Kona Coast, returning Thu., 17 Apr., priced at AU$1,514 found 2 days ago
American Airlines
Thu., 10 Apr. - Thu., 17 Apr.
DCA
Washington
KOA
Kona Coast
AU$1,599 Return, found 2 days ago
AU$1,599
Return
found 2 days ago
Select American Airlines flight, departing Thu., 10 Apr. from Washington to Kona Coast, returning Thu., 17 Apr., priced at AU$1,599 found 2 days ago
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