Lisbon to Watertown (LIS–ART) — Airlines, Schedules & Connections

LIS Airport Page →
3,390 mi airlines 1/wk
On-time Some delays Frequent delays
Flight Schedule 0 flights Verified 20h ago
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  Flight Airline AC Dep Arr Dur OTP Sched  

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No nonstop flights on this route. connecting options below.

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Lisbon to Watertown
1 carrier, 1 flights/week nonstop.
1 Airlines 1 Flights/wk 3,390 mi 3h 55m nonstop -4h behind 1 1-stop hubs

LIS–ART is served by 1 airline with nonstop service. American Airlines leads the route. The flight covers 3,390 miles in approximately 3h 55m. Beyond nonstop, 1 hub offers 1-stop connections.

Also explore LIS Routes ART Routes LIS Live Flights ART Live Flights
Carriers on this route

Airline Landscape

All carriers operating nonstop LIS–ART service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AA American Airlines 1 – – – Oneworld –
Alliance coverage
Oneworld: AA (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for LIS to ART.
1-STOP
One-Stop Connections
1
Hubs
~17h
Fastest
~17h
Longest
PHL ~17h 15m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
21
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-4h
Watertown is 4 hours behind Lisbon.
LIS: WET · ART: EDT

When it's 6:00 PM in Lisbon, it's 2:00 PM in Watertown.
Distance & Flight Time
3,390 mi / 5,456 km
Nonstop flight time is approximately 3h 55m.
Visa & Entry

Portugal is part of the US Visa Waiver Program. Portuguese passport holders enter the United States for up to 90 days without a visa, but must obtain an approved ESTA (Electronic System for Travel Authorization) before boarding. The ESTA costs USD 21, is valid for 2 years or until the passport expires, and covers multiple entries. Apply at the official CBP site (esta.cbp.dhs.gov) at least 72 hours before departure.

The 90-day stay cannot be extended, and you cannot change immigration status while in the US on the Visa Waiver Program.

Verify entry requirements with official sources before travel.
Getting to LIS

Metro Red Line runs from downtown Lisbon (Alameda, Oriente) to the airport in 20–25 minutes (€1.85 single, or €0.48 on a Viva Viagem card). Trains run from 6:30am to 1am. The airport has its own station (Aeroporto) at the end of the Red Line.

Taxis from central Lisbon cost €10–15 and take 15–20 minutes with no traffic. Uber and Bolt are widely available at similar or lower prices. AeroBus (Carris) is slower (30–40 min) but cheaper at €4.

Facts

LIS–ART Quick Facts

Key statistics for the Lisbon to Watertown route.
Route details
Distance3,390 mi / 5,456 km
Flight time3h 55m
Time difference-4 hours
Airlines (nonstop)1
Weekly flights1 out
1-stop connections1 hubs
Origin: LIS
Full nameLisbon Humberto Delgado Airport
IATA / ICAOLIS / LPPT
TimezoneEurope/Lisbon
Passengers/yr35.0M
Elevation374 ft / 114 m
Destination: ART
Full nameWatertown International Airport
IATA / ICAOART / KART
TimezoneAmerica/New_York
Passengers/yr0.0M
Elevation325 ft / 99 m
FAQ

Frequently Asked Questions

Common questions about LIS to ART flights.
Nonstop flights from Lisbon Humberto Delgado Airport to Watertown International Airport take approximately 3h 55m. The route covers 3,390 miles.
1 airline operates nonstop service: American Airlines.
There are approximately 1 nonstop flights per week from LIS to ART.
Yes, 1-stop connections are available through PHL. These options provide additional schedule flexibility.
Watertown is 4 hours behind Lisbon.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from LIS to ART

Lisbon Humberto Delgado Airport (LIS) and Watertown International Airport (ART) are connected by nonstop service from American Airlines. With 1 weekly departures, this is a regularly served route.

LIS to ART Flight Duration and Schedule

Nonstop flight time from LIS to ART ranges from 3 hours 55 minutes. The route covers a distance of 3,390 miles (5,456 km).

Connecting Options and Alternatives

1 one-stop connections are available, with the fastest taking approximately 17 hours via PHL. Two-stop connections are also available via intermediate hubs.