Cheap Flights to St. Helens from HK$542

View HK$542 flight on Sat, 23 Aug 2025Opens in a new window

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Cheap round-trip flights to St. Helens

Prices were available within the past 7 days and start at HK$542 for one-way flights and HK$1,278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 23 Aug - Mon, 25 Aug
SFO
San Francisco
PDX
Portland
HK$1,278 Return, found 14 hours ago
HK$1,278
Return
found 14 hours ago
Select Delta flight, departing Sat, 23 Aug from San Francisco to Portland, returning Mon, 25 Aug, priced at HK$1,278 found 14 hours ago
United
Sat, 23 Aug - Mon, 25 Aug
SFO
San Francisco
PDX
Portland
HK$1,395 Return, found 14 hours ago
HK$1,395
Return
found 14 hours ago
Select United flight, departing Sat, 23 Aug from San Francisco to Portland, returning Mon, 25 Aug, priced at HK$1,395 found 14 hours ago
American Airlines
Sun, 17 Aug - Sat, 30 Aug
LAX
Los Angeles
PDX
Portland
HK$1,930 Return, found 1 day ago
HK$1,930
Return
found 1 day ago
Select American Airlines flight, departing Sun, 17 Aug from Los Angeles to Portland, returning Sat, 30 Aug, priced at HK$1,930 found 1 day ago
Hawaiian Airlines
Sun, 17 Aug - Sat, 30 Aug
LAX
Los Angeles
PDX
Portland
HK$2,027 Return, found 1 day ago
HK$2,027
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Sun, 17 Aug from Los Angeles to Portland, returning Sat, 30 Aug, priced at HK$2,027 found 1 day ago
WestJet
Mon, 29 Sep - Fri, 3 Oct
YXU
London
PDX
Portland
HK$2,059 Return, found 7 hours ago
HK$2,059
Return
found 7 hours ago
Select WestJet flight, departing Mon, 29 Sep from London to Portland, returning Fri, 3 Oct, priced at HK$2,059 found 7 hours ago

Find the cheapest month to fly from Columbus (CMH) to Portland (PDX)

February is typically the cheapest month to fly

From HK$1,027 - HK$3,234 per traveller.

Graph displaying average flight prices per month

Flights to St. Helens information
Destination airport
Portland Intl.
Destination airport IATA code
PDX
Destination city name
Portland
Return price
HK$1,278

Trending flights to St. Helens

Prices were available within the past 7 days and start at HK$542 for one-way flights and HK$1,278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Airlines
Mon, 1 Sep - Tue, 23 Sep
HKG
Hong Kong SAR
PDX
Portland
HK$6,027 Return, found 4 hours ago
HK$6,027
Return
found 4 hours ago
Select China Airlines flight, departing Mon, 1 Sep from Hong Kong SAR to Portland, returning Tue, 23 Sep, priced at HK$6,027 found 4 hours ago
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