Cheap flights from Lisbon to Washington (LIS–IAD)
LISLisbon Humberto Delgado Airport
Portugal
Portugal
IADWashington Dulles International Airport
United States
United States
TAP Air Portugal and United Airlines fly Lisbon to Washington (LIS–IAD) nonstop and back, a great-circle distance of 5,770 km (3,580 mi).
- From
- LIS
- Lisbon
- To
- IAD
- Washington
- Nonstop
- Yes · 2 airlines
- Airlines
- TP · UA
- Cheapest fare found
- €414 one-way
- Distance
- 5,770 km (3,580 mi)
- Time difference
- Washington 5 hours behind
- Most flights
- United Airlines
- Time in the air
- 7h 21m · 6h 13m back
- On time (Touchdown Index)
- 72.2%
- Flights a week
- TP ~5 · UA ~7
- Aircraft seen
- Boeing 777-200 · Airbus A321neo · Boeing 787-10 Dreamliner
Network data imported from airport and airline sources:· How we verify
Lisbon to Washington fares by month
Cheapest one-way fare found: €414 for June 2027 on Iberia (1 stop).
- Oct ’26€460
- Jun ’27€414
Cheapest one-way fares per month of departure in the Aviasales price cache, found . Fares change by the hour: the live fare is shown when you search.
Lisbon to Washington: frequently asked questions
Fares: Aviasales price cache, 8 October 2026; tracked flights between 6 September and 3 October 2026, from public ADS-B data.
How much is a flight from Lisbon (LIS) to Washington Dulles (IAD)?
From €414 one-way, the cheapest fare found for June 2027 on Iberia with 1 stop (found 8 October 2026).
How long is the LIS–IAD flight?
7h 21m wheels-up to wheels-down, the median of 44 tracked flights; IAD–LIS took 6h 13m.
Which airlines fly LIS–IAD direct?
TAP Air Portugal and United Airlines.
What is the time difference between Lisbon and Washington?
Washington is 5 hours behind Lisbon: a LIS departure at noon is 07:00 local time in IAD.
Is LIS–IAD usually on time?
72.2% of 90 LIS–IAD flights landed within 15 minutes of their usual time; 3.3% were over an hour late.
How many LIS–IAD flights a week?
TAP Air Portugal 5 and United Airlines 7 each way.
What aircraft fly LIS–IAD?
Boeing 777-200, Airbus A321neo and Boeing 787-10 Dreamliner.
Washington to Lisbon: the return flight (IAD–LIS)
All 2 airlines also fly IAD–LIS nonstop.
The return takes 6h 13m in the air (median of 54 tracked flights), 68 minutes shorter than LIS–IAD.
Airlines flying LIS–IAD nonstop
| Airline | Usually takes off (LIS time) | Type | Alliance | Notes |
|---|---|---|---|---|
 TAP Air Portugal TP | 11:56–17:27 | full-service | Star Alliance | — |
| United Airlines UA | 12:34–14:19 | full-service | Star Alliance | — |
One-stop alternatives to flying LIS–IAD nonstop
One airline on both legs; check it's sold as one ticket.
- Via Newark (EWR) with United Airlines: 5,770 km (3,590 mi) flown, almost no further than nonstop.
- Via Madrid (MAD) with
Iberia: 6,640 km (4,120 mi) flown, 15% further than nonstop. - Via Casablanca (CMN) with
Royal Air Maroc: 6,770 km (4,200 mi) flown, 17% further than nonstop. - Via Dublin (DUB) with
Aer Lingus: 7,110 km (4,420 mi) flown, 23% further than nonstop. - Via London (LHR) with
British Airways: 7,470 km (4,640 mi) flown, 29% further than nonstop.
LIS–IAD route map
More from Lisbon and Washington
Other arrivals in United States
Also nonstop from LIS, nearest to IAD first (straight-line distance):
- Philadelphia (PHL) airport guide · 216 km (134 mi) from IAD
- LIS–EWR: Newark · 341 km (212 mi) from IAD
- LIS–JFK: New York · 366 km (228 mi) from IAD
- LIS–BOS: Boston · 663 km (412 mi) from IAD
- Chicago (ORD) airport guide · 945 km (587 mi) from IAD
Explore the airlines’ route maps
Plan your arrival at Washington Dulles International Airport (IAD)
Departure
Lisbon Humberto Delgado Airport
Lisbon (LIS), Lisbon. In our data, 58 airlines fly nonstop from LIS to 138 destinations.
View LIS airport guide →Arrival
Washington Dulles International Airport
2 ways into Washington, fastest from 35 min:
- Metrorail Silver Line 55 min–1h 05m · $2.25–6.75
- Washington Flyer taxi 35 min–1h
Onward from Washington
Places you can't fly to nonstop from LIS, but can from IAD — for a stopover or a second leg.
Related routes
Sources
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations, checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
- en.wikipedia.org — airlines and destinations table (passenger), checked 2026-10-01
Flight tracking: adsb.lol community ADS-B data (CC0), 6 September – 3 October 2026. Times are median wheels-up to wheels-down; add taxiing for gate-to-gate.
Report a change — seen something different at the airport or on the airline's site? We re-check and log corrections publicly.