Cheapest return flights from Portland to Dublin in March from $453

AirHint found the following cheapest return flights from Portland (PDX) to Dublin (DUB) in March 2026 (see full year).

Return flights

09 Mar - 16 Mar Icelandair
23 Mar - 30 Mar Icelandair
01 Mar - 08 Mar KLM
03 Mar - 10 Mar United
10 Mar - 17 Mar United
11 Mar - 18 Mar United
17 Mar - 24 Mar United
24 Mar - 31 Mar KLM
25 Mar - 01 Apr United
05 Mar - 12 Mar United
09 Mar - 19 Mar Air Canada
26 Mar - 02 Apr Delta
27 Mar - 03 Apr United

Also check the deals for one-way flights from Portland to Dublin 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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