Fares shown are modelled estimates, not live quotes.
Why visit Lisbon in May?
Spring and fall are perfect — warm, sunny, not the summer inferno. July-August hits 95°F and every tourist in Europe is here. Shoulder season is ideal.
Best Time to Fly to Lisbon
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Listed as a recommended month in this destination guide
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Flights to Lisbon in May
All US departure cities for Lisbon — sorted by estimated price. Set a price alert on any route now; fare reviews resume after the provider migration.
About Lisbon
Lisbon is Europe's best-value capital right now — seven hills, yellow trams, incredible seafood, and prices that feel like 2005. Alfama has the best fado bars, Belém has the best pastéis de nata, and LX Factory is where the cool kids hang. Take Tram 28, eat all the custard tarts, thank me later.
- •Tram 28 through Alfama (go before 9 AM to avoid crowds)
- •Pastéis de Belém for custard tarts (eat them warm)
- •LX Factory for hipster vibes and rooftop bars
- •Miradouro de Santa Catarina for sunset views
Other months to visit Lisbon
Frequently Asked Questions
Is May a good month to visit Lisbon?
Yes — May is one of the best months for Lisbon. Spring and fall are perfect — warm, sunny, not the summer inferno. July-August hits 95°F and every tourist in Europe is here. Shoulder season is ideal.
How much do flights to Lisbon cost in May?
The lowest modelled estimate to Lisbon in May is around $268 round trip from Boston. This is not a live fare. Fare reviews are paused during the provider migration.
When should I book May flights to Lisbon?
Book 6–10 weeks before your May travel date for the best price-availability balance. For peak seasons, book 3–4 months early. Fare reviews and notifications are paused during the provider migration.
Save a Lisbon route for May
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