Direct flights from Washington Dulles to Lisbon INTL
20 nonstop flights a week on 2 airlines. Zero layovers — one hop from IAD to LIS.
Flight time: about 6h26m nonstop
Which days does it fly?
When does it fly?
Departure times in Washington Dulles local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| TAP Air Portugal TAP232 | 5:08p | 6h23m | Fri |
| TAP Air Portugal TAP232 | 5:30p | 6h40m | Sat |
| TAP Air Portugal TAP232 | 6:01p | 6h24m | Wed |
| TAP Air Portugal TAP232 | 6:11p | 6h38m | Tue, Thu |
| TAP Air Portugal TAP232 | 6:38p | 6h18m | Mon, Sun |
| TAP Air Portugal TAP234 | 10:38p | 6h35m | Wed, Thu, Sat |
| United UAL942 | 10:41p | 6h28m | Mon |
| TAP Air Portugal TAP234 | 10:47p | 6h43m | Tue |
| United UAL942 | 10:55p | 6h38m | Thu |
| TAP Air Portugal TAP234 | 11:11p | 6h24m | Fri, Sun |
| United UAL942 | 11:11p | 6h16m | Tue, Fri, Sun |
| United UAL942 | 11:28p | 6h9m | Wed, Sat |
UnitedThe route
One hop: IAD → LISDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from Washington Dulles (IAD) to Lisbon (LIS)
Washington Dulles International Airport (IAD) has 20 nonstop flights a week to Lisbon (LIS), operated by TAP Air Portugal and United. No layovers, no connections — one hop out of IAD and you're there.
This route flies every day of the week, so any travel day works. Lisbon is an international destination — don't forget your passport. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from Washington Dulles to Lisbon?
The nonstop flight from Washington Dulles (IAD) to Lisbon (LIS) takes about 6h26m in the air, based on recently observed nonstop departures.