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Portugal

Flights Dublin Portugal

Special flight deals from Dublin to Portugal

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Find the best time to book cheap flights to Lisbon

Flexible on travel dates? Discover the cheapest month to fly to Lisbon

  • Cheapest round-trip flight

    from €44

  • Cheapest month to travel

    December

  • The cheapest day to fly

    Monday

  • Lowest prices

    3 months before
Oct
€71
Nov
€48
Dec
€44
Jan
€63
Feb
€74
Mar
€95
Apr
€100
May
€108
Jun
€149
Jul
€185
Aug
€134
Sept
€116

When is the best time to buy flight tickets?

Find out how far in advance it's worth booking round-trip flights.

  • 6 months before

    from

    €239

  • 3 months before

    from

    €192

  • 30 days before

    from

    €246

  • 7 days before

    from

    €332

  • 1 day before

    from

    €432

Discover the cheapest day to fly

Discover on which day of the week flights are usually the most affordable.
€125
Mon
€164
Tue
€138
Wed
€170
Thu
€150
Fri
€167
Sat
€145
Sun

General information

  • Local time (UTC+0) in Lisbon

  • Flight time from Dublin

  • Local currency

    EUR
Portugal
Portugal, in the south-west of the Iberian Peninsula, borders Spain and the Atlantic Ocean. Its territory also includes the Azores and Madeira. The country draws visitors with picturesque landscapes, from the Serra da Estrela mountains to the cliff-lined Algarve coast. Lisbon and Porto offer rich history and culture to discover. Average temperatures are 25-30°C in summer and 10-15°C in winter. The best time to visit is spring and autumn, when the weather is ideal for sightseeing.