Flights from United States to Portugal from $428.58*
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* 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.
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Flights with Aer Lingus
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Boston (BOS) | Lisbon (LIS) | Roundtrip* / Economy | Apr 24 2026 - May 2 2026 | From $501.04 Seen: 18 hrs ago |
| Chicago (ORD) | Lisbon (LIS) | Roundtrip* / Economy | Aug 11 2026 - Aug 25 2026 | From $969.41 Seen: 16 hrs ago |
| New York (JFK) | Lisbon (LIS) | Roundtrip* / Economy | Mar 9 2026 - Mar 14 2026 | From $599.31 Seen: 6 hrs ago |
| Boston (BOS) | Faro (FAO) | Roundtrip* / Economy | Feb 16 2026 - Feb 28 2026 | From $524.19 Seen: 4 hrs ago |
| Orlando (MCO) | Faro (FAO) | Roundtrip* / Economy | May 20 2026 - May 29 2026 | From $1,258.34 Seen: 18 hrs ago |
| Washington, D.C. (IAD) | Lisbon (LIS) | Roundtrip* / Economy | Jun 25 2026 - Jul 8 2026 | From $1,961.49 Seen: 18 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.