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Flights Dublin 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 £43

  • Cheapest month to travel

    November, December

  • The cheapest day to fly

    Tuesday

  • Lowest prices

    3 months before
Nov
£43
Dec
£43
Jan
£50
Feb
£53
Mar
£66
Apr
£76
May
£104
Jun
£127
Jul
£164
Aug
£166
Sept
£120
Oct
£129

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

    £256

  • 3 months before

    from

    £215

  • 30 days before

    from

    £277

  • 7 days before

    from

    £332

  • 1 day before

    from

    £350

Discover the cheapest day to fly

Discover on which day of the week flights are usually the most affordable.
£233
Mon
£176
Tue
£194
Wed
£193
Thu
£217
Fri
£237
Sat
£197
Sun

General information

  • Local time (UTC+0) in Lisbon

  • Flight time from Dublin

  • Exchange Rate

    1 EUR = 0.84 GBP
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.

Flights to Portugal - Most popular flights departing from from Dublin