Flights to Onalaska, Washington from NT$17,197

View NT$12,322 flight on Sun, 2026/9/20Opens in a new window

Popular airlines to Onalaska

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How much is the cheapest flight to Onalaska?

Prices were available within the past 7 days and start at NT$12,322 for one-way flights and NT$17,197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, May 2 - Thu, May 7
TPE
Taipei
PDX
Portland
NT$17,197 Roundtrip, found 4 days ago
NT$17,197
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, May 2 from Taipei to Portland, returning Thu, May 7, priced at NT$17,197 found 4 days ago
United
Tue, May 5 - Wed, May 6
TPE
Taipei
PDX
Portland
NT$21,691 Roundtrip, found 2 days ago
NT$21,691
Roundtrip
found 2 days ago
Select United flight, departing Tue, May 5 from Taipei to Portland, returning Wed, May 6, priced at NT$21,691 found 2 days ago
Korean Air
Tue, Feb 16 - Sat, Feb 20
TPE
Taipei
SEA
Seattle
NT$27,311 Roundtrip, just found
NT$27,311
Roundtrip
just found
Select Korean Air flight, departing Tue, Feb 16 from Taipei to Seattle, returning Sat, Feb 20, priced at NT$27,311 just found
Asiana Airlines
Thu, Nov 19 - Fri, Dec 4
TPE
Taipei
SEA
Seattle
NT$27,311 Roundtrip, just found
NT$27,311
Roundtrip
just found
Select Asiana Airlines flight, departing Thu, Nov 19 from Taipei to Seattle, returning Fri, Dec 4, priced at NT$27,311 just found
All Nippon Airways
Sun, Sep 27 - Mon, Oct 12
TSA
Taipei
SEA
Seattle
NT$28,539 Roundtrip, found 6 days ago
NT$28,539
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Sun, Sep 27 from Taipei to Seattle, returning Mon, Oct 12, priced at NT$28,539 found 6 days ago

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

April is typically the cheapest month to fly

From NT$5,327 - NT$9,693 per traveler.

Travel information

Destination airport
Portland Intl.
Destination airport IATA code
PDX
Destination city name
Portland
Roundtrip price
NT$5,609

Trending flights to Onalaska

Prices were available within the past 7 days and start at NT$12,322 for one-way flights and NT$17,197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, May 2 - Thu, May 7
TPE
Taipei
PDX
Portland
NT$17,197 Roundtrip, found 4 days ago
NT$17,197
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, May 2 from Taipei to Portland, returning Thu, May 7, priced at NT$17,197 found 4 days ago
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