Lisbon to Washington (LIS-IAD): nonstop flights and who flies them

TAP Portugal and United Airlines fly nonstop between Lisbon (LIS) and Washington (IAD), roughly 21 times a week. Long-haul cabins on a corridor this busy are large but never idle: premium cabin inventory reshuffles around every schedule change, and the best dates go first. TAP Portugal and United Airlines fly the route nonstop in 2LNR's schedule data; the timetable and the reverse direction are below.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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21
Nonstop flights a week
3,583 mi
Nonstop distance
Free
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Lisbon to Washington flight schedule

Scheduled nonstop departures for LIS to IAD, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Lisbon (LIS) to Washington (IAD)
Date Flight Airline Departs LIS Arrives IAD Duration Aircraft
TP 231TAP Portugal11:4015:108h 30m32Q
UA 943United Airlines12:2015:208h777
TP 233TAP Portugal17:1520:358h 20m32Q
TP 231TAP Portugal11:4015:108h 30m32Q
UA 943United Airlines12:2015:208h777
TP 233TAP Portugal17:1520:358h 20m32Q
TP 231TAP Portugal11:4015:108h 30m32Q
UA 943United Airlines12:2015:208h777
TP 233TAP Portugal17:1520:358h 20m32Q
TP 231TAP Portugal10:5514:258h 30m32Q
UA 943United Airlines12:2015:208h777
TP 233TAP Portugal17:1520:358h 20m32Q
TP 231TAP Portugal11:4015:108h 30m32Q
UA 943United Airlines12:2015:208h777
TP 233TAP Portugal16:4020:058h 25m32Q
TP 231TAP Portugal11:4015:108h 30m32Q
UA 943United Airlines12:2015:208h777
TP 233TAP Portugal17:1520:358h 20m32Q
TP 231TAP Portugal11:4015:108h 30m32Q
UA 943United Airlines12:2015:208h777
TP 233TAP Portugal17:1520:358h 20m32Q

Showing all 21 scheduled LIS to IAD departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every LIS to IAD date on the interactive map

The full LIS to IAD nonstop schedule

TAP Portugal and United Airlines fly the route nonstop in 2LNR's schedule data. This page carries the full LIS to IAD nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below.

See real availability

Confirmed upgrade and award seats on each LIS to IAD departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See LIS to IAD on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Lisbon to Washington nonstop

Carriers operating LIS to IAD nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See LIS to IAD on the interactive map →

Frequently asked questions about LIS to IAD

How far is Washington from Lisbon?
LIS to IAD covers about 3,583 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from LIS to IAD?
TAP Portugal and United Airlines fly the route nonstop. None of them is a carrier 2LNR reads inventory for, so this page carries the LIS to IAD schedule rather than a space claim.
How many flights a week are there from LIS to IAD?
About 21 nonstop flights a week run between Lisbon and Washington in the current schedule, operated by TAP Portugal and United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from LIS to IAD depart?
Scheduled LIS to IAD nonstops in the next 7 days with service leave between 10:55 and 17:15, local time at Lisbon. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
Does 2LNR show upgrade or award space on LIS to IAD?
Not on this route: none of TAP Portugal and United Airlines is a carrier 2LNR reads inventory for. The page carries the full LIS to IAD nonstop schedule and who flies each departure, and the reverse direction is linked below.

See the full LIS to IAD nonstop schedule

Every scheduled departure on this route, with who flies it. On the routes 2LNR does read inventory for, upgrade and award space shows by date, the next 14 days free on every product and the full horizon on Pro.

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