Flights from United States to Portugal from $602.34*
Popular flights with Aer Lingus
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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 |
|---|---|---|---|---|
| FromBoston (BOS) | ToLisbon (LIS) | Roundtrip* / Economy | Oct 13 2025 - Oct 22 2025 | From $732.02* Seen: 3 hrs ago |
| FromChicago (ORD) | ToLisbon (LIS) | Roundtrip* / Economy | May 11 2025 - May 22 2025 | From $602.34* Seen: 14 hrs ago |
| FromDenver (DEN) | ToLisbon (LIS) | Roundtrip* / Economy | May 17 2025 - May 27 2025 | From $836.76* Seen: 3 hrs ago |
| FromNew York (JFK) | ToFaro (FAO) | Roundtrip* / Economy | Aug 6 2025 - Aug 12 2025 | From $973.72* Seen: 20 hrs ago |
| FromPhiladelphia (PHL) | ToLisbon (LIS) | Roundtrip* / Economy | Sep 1 2025 - Sep 8 2025 | From $826.79* Seen: 16 hrs ago |
| FromNew York (JFK) | ToLisbon (LIS) | Roundtrip* / Economy | May 13 2025 - May 20 2025 | From $620.34* Seen: 20 hrs ago |
| FromSeattle (SEA) | ToLisbon (LIS) | Roundtrip* / Economy | May 20 2025 - May 28 2025 | From $734.15* Seen: 13 hrs ago |
| FromBoston (BOS) | ToFaro (FAO) | Roundtrip* / Economy | May 23 2025 - May 31 2025 | From $1,031.79* Seen: 16 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.