Cheap Flights to Lisbon

Search 2-8 months in advance for the best prices on flights to Lisbon, and use flexible date search to compare fares across a range of days. Flying midweek (Tuesday or Wednesday) is typically cheaper than weekend departures. Booking direct with the airline or through a certified OTA like Triwize ensures full fare-rule disclosure and IATA-backed ticketing.

For onward travel once you land, Triwize searches 500+ airlines to locate the cheapest domestic fares within Portugal, such as Lisbon to Porto or Lisbon to Faro. Book 3-6 weeks in advance for domestic routes - last-minute domestic fares are sometimes competitive.

The cheapest flight to Lisbon Portugal tickets from the US are typically found on TAP Air Portugal, Delta, United, and American, all of which fly nonstop from major US gateways. Booking 2-4 months ahead, flying midweek, and staying flexible on departure airport all help lower your flights to Lisbon cheap fare.

Flights from Boston to Lisbon are among the shortest transatlantic routes from the US, taking approximately 6.5 hours nonstop on TAP Air Portugal or Delta. Boston to Lisbon flights run year-round, with extra frequency in summer.

NYC to Lisbon flights take approximately 7 to 7.5 hours nonstop, operated by TAP Air Portugal, Delta, and JetBlue from JFK, and United from Newark (EWR).

Yes. United and TAP Air Portugal both operate year-round nonstop flights to Lisbon from Washington Dulles (IAD), with a flight time of roughly 7 to 7.5 hours.

Yes. TAP Air Portugal and United operate nonstop flights to Lisbon from San Francisco, typically the longest US-Lisbon route at around 12 hours.

Yes. TAP Air Portugal operates nonstop service between Los Angeles (LAX) and Lisbon on a seasonal basis; connecting itineraries via other US or European hubs are available year-round.

Yes. American Airlines and TAP Air Portugal both serve the Miami-Lisbon route, making Miami a strong Southeast gateway for flights to Lisbon.

Yes. Iberia and Air Europa operate frequent, short nonstop flights between Madrid and Lisbon, with a flight time of about 1 hour 15 minutes - a convenient add-on if your USA-Lisbon itinerary connects through Madrid.

Several airlines, including TAP Air Portugal, Vueling, and Iberia, operate direct flights between Barcelona and Lisbon, with a flight time of roughly 1 hour 45 minutes.

Flights to Lisbon from London take approximately 2.5 hours nonstop, operated by TAP Air Portugal, British Airways, and easyJet, making London a popular connection point for US travellers routing through the UK.

TAP Air Portugal operates frequent direct flights between Lisbon and Madeira's Cristiano Ronaldo International Airport (FNC), with a flight time of about 1 hour 45 minutes.

New York (JFK or Newark) and Boston typically offer the most competitive fares to Lisbon due to high nonstop frequency and airline competition on those routes.

US citizens can currently enter Portugal visa-free for up to 90 days in any 180-day period. Starting in the last quarter of 2026, US travellers will need to obtain an ETIAS travel authorization online before departure. Citizens of India, China, Kenya, South Africa, and Nigeria require a Schengen visa in advance from the Portuguese Embassy or an authorized visa center.

If your flight to Lisbon is cancelled, EU Regulation 261/2004 entitles you to a refund, rebooking, or compensation depending on the circumstances, since Lisbon is within the EU. US carriers are also subject to US DOT refund rules for cancelled flights. Contact your airline immediately and keep all receipts for expenses that may be reimbursable. Triwize's 24/7 support team can assist with rebooking and claims for bookings made through our platform.

Direct flights to Lisbon from the US range from about 6.5 hours (Boston) to around 12 hours (San Francisco), depending on your departure city and the time of year.