Cheap flights from Phnom Penh to Centralia - Chehalis from CA $680

View CA $680 flight on Sun, Aug. 24, 2025Opens in a new window

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Cheap flights from Phnom Penh (PNH) to Centralia - Chehalis (SEA)

Prices were available within the past 7 days and start at CA $680 for one-way flights and CA $1,055 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Thu, Oct. 16 - Mon, Oct. 20
PNH
Phnom Penh
SEA
Seattle
CA $1,055 Roundtrip, found 4 days ago
CA $1,055
Roundtrip
found 4 days ago
Select Korean Air flight, departing Thu, Oct. 16 from Phnom Penh to Seattle, returning Mon, Oct. 20, priced at CA $1,055 found 4 days ago
Asiana Airlines
Thu, Oct. 16 - Mon, Oct. 20
PNH
Phnom Penh
SEA
Seattle
CA $1,137 Roundtrip, found 4 days ago
CA $1,137
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Thu, Oct. 16 from Phnom Penh to Seattle, returning Mon, Oct. 20, priced at CA $1,137 found 4 days ago
Delta
Thu, Oct. 16 - Mon, Oct. 20
PNH
Phnom Penh
SEA
Seattle
CA $1,421 Roundtrip, found 4 days ago
CA $1,421
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Oct. 16 from Phnom Penh to Seattle, returning Mon, Oct. 20, priced at CA $1,421 found 4 days ago
Korean Air
Thu, Oct. 16 - Mon, Oct. 20
PNH
Phnom Penh
SEA
Seattle
CA $1,421 Roundtrip, found 4 days ago
CA $1,421
Roundtrip
found 4 days ago
Select Korean Air flight, departing Thu, Oct. 16 from Phnom Penh to Seattle, returning Mon, Oct. 20, priced at CA $1,421 found 4 days ago
China Airlines
Thu, Oct. 16 - Mon, Oct. 20
PNH
Phnom Penh
SEA
Seattle
CA $1,491 Roundtrip, found 4 days ago
CA $1,491
Roundtrip
found 4 days ago
Select China Airlines flight, departing Thu, Oct. 16 from Phnom Penh to Seattle, returning Mon, Oct. 20, priced at CA $1,491 found 4 days ago
EVA Airways
Thu, Oct. 16 - Mon, Oct. 20
PNH
Phnom Penh
SEA
Seattle
CA $1,535 Roundtrip, found 4 days ago
CA $1,535
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Thu, Oct. 16 from Phnom Penh to Seattle, returning Mon, Oct. 20, priced at CA $1,535 found 4 days ago

Find the cheapest month to fly from Phnom Penh (PNH) to Seattle (SEA)

November is typically the cheapest month to fly

From CA $1,017 - CA $1,745 per traveller.

Graph displaying average flight prices per month

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