AirHint found the following cheapest return flights from Portland (PDX) to Milano (MXP) in May 2026 (see full year).

Return flights

04 May - 11 May	Scandinavian Airlines
12 May - 19 May	Scandinavian Airlines
11 May - 19 May	Scandinavian Airlines
14 May - 22 May	Icelandair
06 May - 13 May	Air Canada
04 May - 12 May	Air Canada
05 May - 13 May	Air Canada
06 May - 14 May	Air Canada
12 May - 20 May	Air Canada
13 May - 21 May	Air Canada
26 May - 02 Jun	Condor
28 May - 04 Jun	Condor
30 May - 06 Jun	Condor
26 May - 03 Jun	Condor
25 May - 02 Jun	Condor
27 May - 04 Jun	Condor
15 May - 06 Jun	Condor
29 May - 05 Jun	Icelandair
28 May - 05 Jun	Condor
04 May - 01 Jun	Condor

Also check the deals for one-way flights from Portland to Milano in May.

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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Cheapest return flights from Portland to Milano in May from 444€

Return flights