Cheapest return flights from Portland to Singapore in January from 831€

Best time to book flights for Portland (PDX) to Singapore (SIN) flights at AirHint

AirHint found the following cheapest return flights from Portland (PDX) to Singapore (SIN) in January 2025 (see full year).

Return flights

23 Jan - 30 Jan Frontier Airlines

Also check the deals for one-way flights from Portland to Singapore in January.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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