Cheap Flights from Seattle to Hilo

View €157 flight on Thu, 21 Aug 2025Opens in a new window

Popular airlines from Seattle to Hilo

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Cheap flights from Seattle to Hilo (SEA-KOA)

Prices were available within the past 7 days and start at €157 for one-way flights and €419 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 4 Aug - Tue, 12 Aug
SEA
Seattle
KOA
Kona Coast
€419 Return, found 6 days ago
€419
Return
found 6 days ago
Select Delta flight, departing Mon, 4 Aug from Seattle to Kona Coast, returning Tue, 12 Aug, priced at €419 found 6 days ago
Delta
Mon, 4 Aug - Tue, 12 Aug
SEA
Seattle
KOA
Kona Coast
€456 Return, found 6 days ago
€456
Return
found 6 days ago
Select Delta flight, departing Mon, 4 Aug from Seattle to Kona Coast, returning Tue, 12 Aug, priced at €456 found 6 days ago
United
Mon, 4 Aug - Tue, 12 Aug
SEA
Seattle
KOA
Kona Coast
€472 Return, found 6 days ago
€472
Return
found 6 days ago
Select United flight, departing Mon, 4 Aug from Seattle to Kona Coast, returning Tue, 12 Aug, priced at €472 found 6 days ago
Hawaiian Airlines
Fri, 22 Aug - Wed, 27 Aug
SEA
Seattle
ITO
Hawaii Island
€485 Return, found 6 days ago
€485
Return
found 6 days ago
Select Hawaiian Airlines flight, departing Fri, 22 Aug from Seattle to Hawaii Island, returning Wed, 27 Aug, priced at €485 found 6 days ago
Alaska Airlines
Mon, 4 Aug - Tue, 12 Aug
SEA
Seattle
KOA
Kona Coast
€512 Return, found 6 days ago
€512
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 4 Aug from Seattle to Kona Coast, returning Tue, 12 Aug, priced at €512 found 6 days ago
American Airlines
Mon, 4 Aug - Tue, 12 Aug
SEA
Seattle
KOA
Kona Coast
€563 Return, found 6 days ago
€563
Return
found 6 days ago
Select American Airlines flight, departing Mon, 4 Aug from Seattle to Kona Coast, returning Tue, 12 Aug, priced at €563 found 6 days ago

Find the cheapest month to fly from Seattle (SEA) to Kailua-Kona (KOA)

September is typically the cheapest month to fly

From €164 - €356 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.