Explore Air Canada flights from United States to Portugal starting at USD 621*
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*Fares displayed have been collected within the last 48 hours and may no longer be available at the time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Best fares between United States and Portugal
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USD
Los Angeles (LAX)to
Lisbon (LIS)Oct 06, 2026 - Oct 13, 2026
From
USD 658
Round-trip
Economy
Los Angeles (LAX)to
Lisbon (LIS)Dec 11, 2025 - Dec 18, 2025
From
USD 833
Round-trip
Economy
New York (NYC)to
Lisbon (LIS)May 15, 2026 - May 17, 2026
From
USD 850
Round-trip
Economy
San Francisco (SFO)to
Lisbon (LIS)Apr 28, 2026 - May 09, 2026
From
USD 733
Round-trip
Economy
San Francisco (SFO)to
Lisbon (LIS)Apr 29, 2026 - May 09, 2026
From
USD 790
Round-trip
Economy
Chicago (ORD)to
Lisbon (LIS)Jun 08, 2026 - Jun 20, 2026
From
USD 878
Round-trip
Economy
Chicago (ORD)to
Lisbon (LIS)Jun 08, 2026 - Jun 19, 2026
From
USD 1,074
Round-trip
Economy
New York/Newark (EWR)to
Lisbon (LIS)Jun 02, 2026 - Jun 10, 2026
From
USD 621
Round-trip
Economy
Boston (BOS)to
Lisbon (LIS)Jun 18, 2026 - Jul 02, 2026
From
USD 1,427
Round-trip
Economy
Denver (DEN)to
Lisbon (LIS)Feb 28, 2026 - Mar 07, 2026
From
USD 808
Round-trip
Economy
Boston (BOS)to
Porto (OPO)Jun 30, 2026 - Jul 30, 2026
From
USD 629
Round-trip
Economy
Houston (IAH)to
Lisbon (LIS)May 23, 2026 - Jun 07, 2026
From
USD 1,331
Round-trip
Economy
Houston (IAH)to
Lisbon (LIS)Dec 18, 2025 - Dec 26, 2025
From
USD 1,721
Round-trip
Economy
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.
Find low fares between United States and Portugal
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USD
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Los Angeles (LAX) | Lisbon (LIS) | Round-trip / Economy | Oct 06, 2026 - Oct 13, 2026 | From USD 658 Viewed: 16 hours ago |
| New York (NYC) | Lisbon (LIS) | Round-trip / Economy | May 15, 2026 - May 17, 2026 | From USD 850 Viewed: 14 hours ago |
| San Francisco (SFO) | Lisbon (LIS) | Round-trip / Economy | Apr 28, 2026 - May 09, 2026 | From USD 733 Viewed: 3 hours ago |
| Chicago (ORD) | Lisbon (LIS) | Round-trip / Economy | Jun 08, 2026 - Jun 20, 2026 | From USD 878 Viewed: 14 hours ago |
| New York/Newark (EWR) | Lisbon (LIS) | Round-trip / Economy | Jun 02, 2026 - Jun 10, 2026 | From USD 621 Viewed: 7 hours ago |
| Boston (BOS) | Lisbon (LIS) | Round-trip / Economy | Jun 18, 2026 - Jul 02, 2026 | From USD 1,427 Viewed: 19 hours ago |
| Boston (BOS) | Porto (OPO) | Round-trip / Economy | Jun 30, 2026 - Jul 30, 2026 | From USD 629 Viewed: 21 hours ago |
| Houston (IAH) | Lisbon (LIS) | Round-trip / Economy | May 23, 2026 - Jun 07, 2026 | From USD 1,331 Viewed: 19 hours ago |
*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking. Learn more about this offer. Additional baggage fees and charges for optional products and services may apply.