MONTHS Washington DC to Lisbon, Portugal for only $318 roundtrip (Jan-Feb dates) Jan 8, 2023 FLIGHT DETAILS & AIRLINE
MONTHS New York or Washington DC to Lisbon, Portugal from only $363 roundtrip (Sep-Mar dates) May 28, 2022 FLIGHT DETAILS & AIRLINE
MONTHS New York or Washington DC to Lisbon, Portugal from only $381 roundtrip (Apr-Nov dates) Mar 19, 2022 FLIGHT DETAILS & AIRLINE
MONTHS Eastern USA to Lisbon, Portugal from only $359 roundtrip (Mar-Nov dates) Mar 2, 2022 FLIGHT DETAILS & AIRLINE
MONTHS US cities to Lisbon, Portugal from only $366 roundtrip (Feb-Apr dates) Jan 19, 2022 FLIGHT DETAILS & AIRLINE
MONTHS Boston or Washington DC to Lisbon, Portugal from only $336 roundtrip (Sep-Jun dates) Jul 19, 2021 FLIGHT DETAILS & AIRLINE
MONTHS SUMMER: US cities to Lisbon or Faro, Portugal from only $331 roundtrip (Jul-Dec dates) Apr 29, 2021 FLIGHT DETAILS & AIRLINE
MONTHS BIG TRIP: Washington DC to Europe, Africa & South America for only $989 roundtrip Nov 30, 2019 FLIGHT DETAILS & AIRLINE
MONTHS HOT!! Baltimore/Washington DC to Lisbon, Portugal for only $292 roundtrip Jun 6, 2019 FLIGHT DETAILS & AIRLINE
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