Cheap flights from Washington to Kailua-Kona from CA $308

View CA $308 flight on Sun, Aug. 17, 2025Opens in a new window

Popular airlines from Washington to Kailua-Kona

  • 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 30% 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 Washington (WAS) to Kailua-Kona (KOA)

Prices were available within the past 7 days and start at CA $308 for one-way flights and CA $637 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Aug. 17 - Sun, Aug. 24
DCA
Washington
KOA
Kona Coast
CA $637 Roundtrip, found 6 days ago
CA $637
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun, Aug. 17 from Washington to Kona Coast, returning Sun, Aug. 24, priced at CA $637 found 6 days ago
Delta
Wed, Aug. 13 - Mon, Aug. 25
DCA
Washington
KOA
Kona Coast
CA $695 Roundtrip, found 1 day ago
CA $695
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug. 13 from Washington to Kona Coast, returning Mon, Aug. 25, priced at CA $695 found 1 day ago
Delta
Wed, Aug. 13 - Mon, Aug. 25
DCA
Washington
KOA
Kona Coast
CA $696 Roundtrip, found 1 day ago
CA $696
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug. 13 from Washington to Kona Coast, returning Mon, Aug. 25, priced at CA $696 found 1 day ago
Delta
Sat, Aug. 16 - Mon, Aug. 25
DCA
Washington
KOA
Kona Coast
CA $702 Roundtrip, found 17 hours ago
CA $702
Roundtrip
found 17 hours ago
Select Delta flight, departing Sat, Aug. 16 from Washington to Kona Coast, returning Mon, Aug. 25, priced at CA $702 found 17 hours ago
Alaska Airlines
Sun, Aug. 17 - Sun, Aug. 24
DCA
Washington
KOA
Kona Coast
CA $734 Roundtrip, found 6 days ago
CA $734
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Aug. 17 from Washington to Kona Coast, returning Sun, Aug. 24, priced at CA $734 found 6 days ago
United
Sat, Aug. 16 - Sun, Aug. 24
DCA
Washington
KOA
Kona Coast
CA $740 Roundtrip, found 6 days ago
CA $740
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug. 16 from Washington to Kona Coast, returning Sun, Aug. 24, priced at CA $740 found 6 days ago

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

September is typically the cheapest month to fly

From CA $525 - CA $753 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.