Back to CalculatorRoute ID: LIS-SEA
Flight Distance from Lisbon (LIS) to Seattle (SEA)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
LISLPPT
Lisbon, Portugal
Lisbon Humberto Delgado Airport
Great Circle Path
8,372 km5,202 miles • 4,521 NM
Destination Airport
KSEASEA
Seattle, United States
Seattle–Tacoma International Airport
Direct Distance
8,372 km
5,202 Statute Miles
4,521 Nautical Miles
Commercial Flight
10h 21m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
753 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
320° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
10h 21m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
9h 36m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
16h 36m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 PT→🇺🇸 United States
This information is provided for general guidance only and does not replace official verification with an embassy, consulate, or the IATA Travel Centre before you travel.
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Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
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Departure Airport Specs
Lisbon Humberto Delgado Airport (LIS)
- City / Country: Lisbon, Portugal
- ICAO Code: LPPT
- Coordinates: 38.7813°, -9.1359°
- Timezone: Europe/Lisbon
- Elevation: 374 ft
Arrival Airport Specs
Seattle–Tacoma International Airport (SEA)
- City / Country: Seattle, United States
- ICAO Code: KSEA
- Coordinates: 47.4479°, -122.3103°
- Timezone: America/Los_Angeles
- Elevation: 433 ft
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