Airlines with flights from Dulles to Lisbon
There are 8 airlines with scheduled flights between IAD and LIS. Both TAP and United operates non-stop flights from Washington Dulles Airport to Lisbon Airport and the flight time is 7 hours and 20 minutes.
Choose airline
Schedules
Non-stop with TAP Portugal
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Total flight time: 7 hours and 20 minutes
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Lisbon is a TAP Portugal hub.
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14 flights per week
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Airbus A321neo
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Business class available
Flight
The timetable & schedule information was updated at 2026-04-22
Non-stop with United Airlines
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Total flight time: 6 hours and 50 minutes
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Dulles is a United Airlines hub (Secondary hub).
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7 flights per week
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Boeing 777
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Business and first class available
Flight
The timetable & schedule information was updated at 2026-04-22
Via New York with United Airlines
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Total flight time: 9h 38m - 10h 10m.
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Dulles is a United Airlines hub (Secondary hub).
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37 flights per week
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Boeing 777
Flight
UA64
The timetable & schedule information was updated at 2026-04-22
Via Casablanca with Royal Air Maroc
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Total flight time: 9h 50m - 9h 50m.
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One World Alliance
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9 flights per week
Flight
AT980
The timetable & schedule information was updated at 2026-04-22
Via Reykjavik with Icelandair
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Total flight time: 11h 10m - 13h 25m.
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1 flights per week
Flight
The timetable & schedule information was updated at 2026-04-22
Via London with British Airways
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Total flight time: 11h 40m - 15h 35m.
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One World Alliance
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44 flights per week
Flight
BA502
BA504
BA502
BA504
BA502
BA504
BA506
The timetable & schedule information was updated at 2026-04-22

There are 8 airlines with scheduled flights between IAD and LIS. Both TAP and United operates non-stop flights from Washington Dulles Airport to Lisbon Airport and the flight time is 7 hours and 20 minutes.
Via Dublin with Aer Lingus
Via Montreal with Air Canada
Via Madrid with Iberia