Explore Air Canada flights from United States to Portugal starting at CAD 1,049*
*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.
Flights between United States and Portugal - our lowest fares in cash
Chicago (ORD)to
Lisbon (LIS)*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.
Flights between United States and Portugal - our lowest fares in points
From | To | Fare Type | Departure | Price |
|---|---|---|---|---|
| Chicago (ORD) | Lisbon (LIS) | Round-trip / Economy | May 17, 2026 - May 25, 2026 | From 101,300 pts + CAD 168 Viewed: 15 hours ago |
| Boston (BOS) | Lisbon (LIS) | Round-trip / Economy | Jun 01, 2026 - Jun 17, 2026 | From 68,900 pts + CAD 219 Viewed: 16 hours ago |
| Los Angeles (LAX) | Lisbon (LIS) | Round-trip / Economy | Sep 01, 2026 - Dec 01, 2026 | From 77,600 pts + CAD 175 Viewed: 1 day ago |
| San Francisco (SFO) | Lisbon (LIS) | Round-trip / Economy | Jul 02, 2026 - Jul 12, 2026 | From 114,000 pts + CAD 177 Viewed: 12 hours ago |
| New York (NYC) | Lisbon (LIS) | Round-trip / Economy | Jul 16, 2026 - Jul 26, 2026 | From 77,100 pts + CAD 177 Viewed: 13 hours ago |
| Washington, D.C. (IAD) | Lisbon (LIS) | Round-trip / Economy | Jul 01, 2026 - Jul 05, 2026 | From 150,900 pts + CAD 177 Viewed: 1 day ago |
| New York/Newark (EWR) | Lisbon (LIS) | Round-trip / Economy | Oct 15, 2026 - Oct 25, 2026 | From 83,400 pts + CAD 177 Viewed: 19 hours ago |
| Denver (DEN) | Lisbon (LIS) | Round-trip / Economy | Sep 30, 2026 - Oct 09, 2026 | From 79,100 pts + CAD 185 Viewed: 15 hours ago |
*Points displayed do not reflect preferred pricing for Aeroplan Elite Status Members and/or Aeroplan Credit Cardholders. Prices have been collected within the past 48 hrs 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.