January is by far the best month, wherein you can get cheapest flights for Lisbon to Washington. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Lisbon
18:35
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
17:16
Washington
Washington Dulles International Airport
Thu, 15 Jan 2026

Lisbon
11:05
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
23:12
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
05:30
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
16:35
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
07:00
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
18:30
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
07:05
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
15:35
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
10:40
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
19:55
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
10:00
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
19:09
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
13:35
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
08:10
Washington
Washington Dulles International Airport
Thu, 15 Jan 2026

Lisbon
05:30
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
16:35
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
11:35
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
18:45
Washington
Washington Dulles International Airport
Wed, 14 Jan 2026

Lisbon
10:00
Lisbon
Humberto Delgado Airport
Wed , 14 Jan 2026

Washington
11:43
Washington
Washington Dulles International Airport
Thu, 15 Jan 2026










Flying from Lisbon to Washington has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Lisbon to Washington is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Humberto Delgado Airport (LIS) and Washington Dulles International Airport (IAD). You can expect a flight distance of approximately 5765 km, and most direct services cover it in around 13:20.
Let’s take a closer look at everything you need to know before booking your flight from Lisbon to Washington.
| Flight Details | Information |
|---|---|
| Route Distance | 5765 km |
| Average Flight Time | 13:20 hrs |
| Departure Airport | Humberto Delgado Airport (LIS) |
| Arrival Airport | Washington Dulles International Airport (IAD) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | NO |
| Common Airlines | British Airways, American Airlines, Air France, Icelandair |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.