Flights to Hilo from Arlington

View ฿11,740 flight on Fri, 8 Aug 2025Opens in a new window

Popular airlines from Arlington to Hilo

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at ฿11,740 for one-way flights and ฿19,070 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 8 Aug - Thu, 28 Aug
DCA
Washington
KOA
Kona Coast
฿19,070 Return, found 5 days ago
฿19,070
Return
found 5 days ago
Select United flight, departing Fri, 8 Aug from Washington to Kona Coast, returning Thu, 28 Aug, priced at ฿19,070 found 5 days ago
United
Fri, 8 Aug - Thu, 28 Aug
DCA
Washington
KOA
Kona Coast
฿20,700 Return, found 5 days ago
฿20,700
Return
found 5 days ago
Select United flight, departing Fri, 8 Aug from Washington to Kona Coast, returning Thu, 28 Aug, priced at ฿20,700 found 5 days ago
United
Fri, 8 Aug - Thu, 28 Aug
DCA
Washington
KOA
Kona Coast
฿21,345 Return, found 5 days ago
฿21,345
Return
found 5 days ago
Select United flight, departing Fri, 8 Aug from Washington to Kona Coast, returning Thu, 28 Aug, priced at ฿21,345 found 5 days ago
United
Fri, 8 Aug - Thu, 28 Aug
DCA
Washington
KOA
Kona Coast
฿21,350 Return, found 5 days ago
฿21,350
Return
found 5 days ago
Select United flight, departing Fri, 8 Aug from Washington to Kona Coast, returning Thu, 28 Aug, priced at ฿21,350 found 5 days ago
American Airlines
Fri, 8 Aug - Thu, 28 Aug
DCA
Washington
KOA
Kona Coast
฿24,990 Return, found 5 days ago
฿24,990
Return
found 5 days ago
Select American Airlines flight, departing Fri, 8 Aug from Washington to Kona Coast, returning Thu, 28 Aug, priced at ฿24,990 found 5 days ago
Delta
Fri, 8 Aug - Thu, 28 Aug
DCA
Washington
KOA
Kona Coast
฿27,765 Return, found 5 days ago
฿27,765
Return
found 5 days ago
Select Delta flight, departing Fri, 8 Aug from Washington to Kona Coast, returning Thu, 28 Aug, priced at ฿27,765 found 5 days ago

Find the cheapest month to fly from Washington (DCA) to Kailua-Kona (KOA)

September is typically the cheapest month to fly

From ฿13,665 - ฿25,718 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.