Portland (PDX) to Shannon (SNN) flight deal from $419 USD in economy class

AAAmerican Airlines

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

SNN

Shannon Airport

Shannon, Ireland

$794 USD

-47%$419 USD

Verified Nov 29, 2025 at 11:01 PM

March 2026

Today

Mon

Tue

Wed

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Sun

23$419 24$424 25$419 26$449 27$444 28$449 1$419 2$419 3$424 4$419 5$449 6$444 7$541 8$419 9$419 10$424 11$419 12$680 13$594 14$705 15$444 16$444 17$424 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1 2 3 4 5

Fair Availability

37% of dates checked are available within 10% of the lowest price

Friday, March 13th, 2026

10 round-trip options

Returning

Wed, Mar 18, 2026•5 Day Trip

$594 USD

Google Flights

Returning

Thu, Mar 19, 2026•6 Day Trip

$604 USD

Google Flights

Returning

Fri, Mar 20, 2026•7 Day Trip

$594 USD

Google Flights

Returning

Sat, Mar 21, 2026•8 Day Trip

$721 USD

Google Flights

Returning

Sun, Mar 22, 2026•9 Day Trip

$619 USD

Google Flights

Returning

Mon, Mar 23, 2026•10 Day Trip

$619 USD

Google Flights

Returning

Tue, Mar 24, 2026•11 Day Trip

$668 USD

Google Flights

Returning

Wed, Mar 25, 2026•12 Day Trip

$657 USD

Google Flights

Returning

Thu, Mar 26, 2026•13 Day Trip

$734 USD

Google Flights

Returning

Fri, Mar 27, 2026•14 Day Trip

$952 USD

Google Flights