Cheapest return flights from Portland to Lisbon in March from 689€

Best time to book flights for Portland (PDX) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Portland (PDX) to Lisbon (LIS) in March 2025 (see full year).

Return flights

11 Mar - 20 Mar British Airways
04 Mar - 12 Mar United
01 Mar - 09 Mar Spirit Airlines
03 Mar - 10 Mar United
28 Mar - 06 Apr Frontier Airlines
14 Mar - 18 Mar Hawaiian Airlines
19 Mar - 29 Mar Frontier Airlines
27 Mar - 15 Apr Delta
19 Mar - 30 Mar Hawaiian Airlines
22 Mar - 28 Mar WestJet

Also check the deals for one-way flights from Portland to Lisbon in March.

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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