Fly from Newark to Lisbon for $408 round-trip on American.

Seen below, we found seats departing EWR on Sunday, September 11, returning from LIS on Monday, September 19. Flights connect via Philadelphia PHL.

Other dates are also available for travel from September 11 through October 28.

See our fare details for booking info.

Need a room in Lisbon? Here's what's available for the above dates on Hotelwatchdog.

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