Find which airlines fly direct from Dulles Intl to Humberto Delgado, which days they fly and book direct flights.
Direct departures
Monday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Tuesday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Wednesday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Thursday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Friday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Saturday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Sunday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Direct returns
Monday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Tuesday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Wednesday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Thursday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Friday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Saturday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Sunday
Air Canada, JetBlue, Lufthansa, +2 more
Air Canada, JetBlue, +3 more
1
2
Cheapest flights to Lisbon from Washington, D.C. found in 2024
Washington, D.C. (undefined)United States
Lisbon (LIS)Portugal