Cheap Flights to Castle Rock

View ฿2,275 flight on Wed, 13 May 2026Opens in a new window

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Cheap round-trip flights to Castle Rock

Prices were available within the past 7 days and start at ฿2,275 for one-way flights and ฿9,810 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 28 Apr - Sat, 2 May
SFO
San Francisco
PDX
Portland
฿9,810 Return, found 1 day ago
฿9,810
Return
found 1 day ago
Select Delta flight, departing Tue, 28 Apr from San Francisco to Portland, returning Sat, 2 May, priced at ฿9,810 found 1 day ago
United
Tue, 28 Apr - Sat, 2 May
SFO
San Francisco
PDX
Portland
฿10,805 Return, found 1 day ago
฿10,805
Return
found 1 day ago
Select United flight, departing Tue, 28 Apr from San Francisco to Portland, returning Sat, 2 May, priced at ฿10,805 found 1 day ago
American Airlines
Tue, 8 Sept - Tue, 29 Sept
LAS
Las Vegas
PDX
Portland
฿12,370 Return, found 1 day ago
฿12,370
Return
found 1 day ago
Select American Airlines flight, departing Tue, 8 Sept from Las Vegas to Portland, returning Tue, 29 Sept, priced at ฿12,370 found 1 day ago
Korean Air
Tue, 26 May - Thu, 10 Sept
BKK
Bangkok
PDX
Portland
฿28,285 Return, found 1 day ago
฿28,285
Return
found 1 day ago
Select Korean Air flight, departing Tue, 26 May from Bangkok to Portland, returning Thu, 10 Sept, priced at ฿28,285 found 1 day ago
Air Canada
Mon, 5 Oct - Sat, 10 Oct
BKK
Bangkok
PDX
Portland
฿28,510 Return, found 1 day ago
฿28,510
Return
found 1 day ago
Select Air Canada flight, departing Mon, 5 Oct from Bangkok to Portland, returning Sat, 10 Oct, priced at ฿28,510 found 1 day ago

Find the cheapest month to fly from Columbus (CMH) to Seattle (SEA)

April is typically the cheapest month to fly

From ฿5,461 - ฿9,938 per traveller.

Travel information

Destination airport
Portland Intl.
Destination airport IATA code
PDX
Destination city name
Portland
Return price
฿9,810

Trending flights to Castle Rock

Prices were available within the past 7 days and start at ฿2,275 for one-way flights and ฿9,810 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 21 May - Fri, 31 Jul
BKK
Bangkok
PDX
Portland
฿28,135 Return, found 4 days ago
฿28,135
Return
found 4 days ago
Select Delta flight, departing Thu, 21 May from Bangkok to Portland, returning Fri, 31 Jul, priced at ฿28,135 found 4 days ago
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