Cheap flights from Dublin to Sé

View AU$153 flight on Mon, 19 Jan. 2026Opens in a new window

Popular airlines from Dublin to Sé

  • Air France

    Air France

  • British Airways

    British Airways

  • Iberia

    Iberia

  • KLM

    KLM

  • Lufthansa

    Lufthansa

  • Swiss International Air Lines

    Swiss International Air Lines

  • TAP Portugal

    TAP Portugal

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Cheap Flights from Dublin (DUB) to Sé (OPO)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Mon, 18 Aug. - Wed, 20 Aug.
DUB
Dublin
OPO
Porto
AU$330 Return, found 4 days ago
AU$330
Return
found 4 days ago
Select TAP Portugal flight, departing Mon, 18 Aug. from Dublin to Porto, returning Wed, 20 Aug., priced at AU$330 found 4 days ago
TAP Portugal
Tue, 26 Aug. - Fri, 29 Aug.
DUB
Dublin
OPO
Porto
AU$335 Return, found 2 days ago
AU$335
Return
found 2 days ago
Select TAP Portugal flight, departing Tue, 26 Aug. from Dublin to Porto, returning Fri, 29 Aug., priced at AU$335 found 2 days ago
Vueling Airlines
Wed, 19 Nov. - Thu, 20 Nov.
DUB
Dublin
OPO
Porto
AU$341 Return, found 3 days ago
AU$341
Return
found 3 days ago
Select Vueling Airlines flight, departing Wed, 19 Nov. from Dublin to Porto, returning Thu, 20 Nov., priced at AU$341 found 3 days ago
KLM
Thu, 28 Aug. - Thu, 4 Sep.
DUB
Dublin
OPO
Porto
AU$370 Return, found 22 hours ago
AU$370
Return
found 22 hours ago
Select KLM flight, departing Thu, 28 Aug. from Dublin to Porto, returning Thu, 4 Sep., priced at AU$370 found 22 hours ago
Lufthansa
Tue, 14 Oct. - Sun, 19 Oct.
DUB
Dublin
OPO
Porto
AU$418 Return, found 1 day ago
AU$418
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 14 Oct. from Dublin to Porto, returning Sun, 19 Oct., priced at AU$418 found 1 day ago
Swiss International Air Lines
Tue, 14 Oct. - Sun, 19 Oct.
DUB
Dublin
OPO
Porto
AU$583 Return, found 1 day ago
AU$583
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Tue, 14 Oct. from Dublin to Porto, returning Sun, 19 Oct., priced at AU$583 found 1 day ago

Find the cheapest month to fly from Dublin (DUB) to Porto (OPO)

April is typically the cheapest month to fly

From AU$161 - AU$428 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.