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Lisbon, Portugal — Cheap flights and fare deals

Flight Deals

Cheap Flights to Lisbon

🇵🇹 Portugal

GO Score69/100|Fares found from$113

When to Fly to Lisbon

Santo Antonio Festival

Peak: June 13, 2026

Whale watching season

Peak: July 15, 2026

Santo Antonio Festival makes this a special time to visit Lisbon

Frequently Asked Questions

How much do flights to Lisbon cost?

Round-trip fares to Lisbon have recently been found from around $113 from London. Prices vary by origin city and time of year. We check fares daily from 20 US cities.

What is the cheapest month to fly to Lisbon?

Flight prices to Lisbon fluctuate throughout the year. Our GO Score algorithm tracks daily prices and flags when fares drop below average. Check back regularly as scores update daily, or browse our "When to Fly" section above for timing insights.

Which US city has the cheapest flights to Lisbon?

Based on recent searches, London (LHR) currently has the cheapest fares to Lisbon at around $113 round-trip. That's 25% below the historical average.

What is the best time to visit Lisbon?

Right now is notable for Lisbon: Santo Antonio Festival. Our GO Score (currently 69/100) combines flight prices, weather, events, and currency data to find the best travel windows.

How long is the flight to Lisbon?

Flight times to Lisbon vary depending on your departure city and whether you fly direct or with connections. Check individual route pages for more details and to compare fares from your nearest airport.

Search Flights to Lisbon from $113View Full Lisbon Travel Guide

Fares found from London (LHR). Prices may vary.

Last updated: June 7, 2026