Flights from United States to Portugal from $607.60*
Popular flights with Aer Lingus
flight_takeoff
flight_land
* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.
Other useful links
Aer Lingus Newsletter
Sign Up and Save
✔ Be first to receive current offers
✔ Learn about new and exciting destinations
✔ Get the latest travel news and more
Flights with Aer Lingus
flight_takeoff
flight_land
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Boston (BOS) | Lisbon (LIS) | Roundtrip* / Economy | Sep 12 2025 - Sep 19 2025 | From $607.60 Seen: 18 hrs ago |
| Washington, D.C. (IAD) | Lisbon (LIS) | Roundtrip* / Economy | Jul 25 2025 - Aug 2 2025 | From $922.39 Seen: 13 hrs ago |
| Chicago (ORD) | Lisbon (LIS) | Roundtrip* / Economy | Oct 1 2025 - Oct 11 2025 | From $842.60 Seen: 11 hrs ago |
| New York (JFK) | Lisbon (LIS) | Roundtrip* / Economy | Sep 26 2025 - Oct 4 2025 | From $662.60 Seen: 21 hrs ago |
| Seattle (SEA) | Lisbon (LIS) | Roundtrip* / Economy | Jul 29 2025 - Aug 13 2025 | From $789.94 Seen: 15 hrs ago |
| Chicago (ORD) | Faro (FAO) | Roundtrip* / Economy | Sep 3 2025 - Sep 17 2025 | From $803.78 Seen: 6 hrs ago |
| Denver (DEN) | Lisbon (LIS) | Roundtrip* / Economy | Sep 5 2025 - Sep 20 2025 | From $876.94 Seen: 21 hrs ago |
| New York (JFK) | Faro (FAO) | Roundtrip* / Economy | Sep 12 2025 - Sep 16 2025 | From $826.49 Seen: 10 hrs ago |
* Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.