We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.We support the following browsers:
Windows: Internet Explorer, Mozilla Firefox, Google Chrome. Mac: Safari.

Find the best flight to Sines

Find flights

Compare prices (in new window)
    Select all

Great deals to Sines

We’ve searched 100s of deals recently found by travellers.*
Washington DC, DC (WAS) Lisbon, PT (LIS)
Sun., 05-12 - Fri., 05-31
Air France - 1 Stop, Roundtrip, Economy
US$702
Washington DC, DC (WAS) Lisbon, PT (LIS)
Sat., 06-22 - Sat., 06-29
Multiple Airlines - 2 Stops, Roundtrip, Economy
US$721
Washington DC, DC (WAS) Lisbon, PT (LIS)
Tue., 05-07 - Tue., 06-11
United Airlines - Nonstop, Roundtrip, Economy
US$804
Washington DC, DC (WAS) Lisbon, PT (LIS)
Fri., 05-10 - Fri., 05-31
Air France - 1 Stop, Roundtrip, Economy
US$813
Want more deals?
Yes! Send me great deals to cool places from: Washington DC (WAS)
*Prices are based on round trip travel with returns between 1-21 days after departure. These are the best fares found by travellers who searched TripAdvisor and a select group of our fare search partners in the past 72 hours. Ticket prices and seat availability change rapidly and cannot be guaranteed.

Flight stats for Sines - did you know?

  • Sines is 94 km from Lisboa Airport (Lisbon, Portugal).
  • Lisboa Airport (Lisbon, Portugal)
    • Right now, 79 airlines operate out of Lisboa Airport.
    • Lisboa Airport offers nonstop flights to 110 cities.
    • Every week, at least 947 domestic flights and 4,202 international flights depart from Lisboa Airport.
Show more