Flights Seattle → Tokyo
SEA → NRT
How long is the flight from Seattle to Tokyo?
The flight from Seattle (SEA) to Tokyo (NRT) takes about 9h 59m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route overview
The flight route connects Seattle to Tokyo, operating with a mix of Airbus A330-300 and Boeing 787-8 aircraft. The destination airport in Tokyo opened in 1978 and currently serves over 15 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Seattle (SEA) → Tokyo (NRT) route is operated by Delta Air Lines, United Airlines. FlightGuard's average computed risk is 10.2/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Tokyo the average ATFM delay is 1.5 minutes (main cause: atfm). Departing from Seattle the average ATFM delay is 5.5 minutes.
Heading to Tokyo: what to expect in this direction
Flying from Seattle (SEA) to Tokyo (NRT) heads north-west for about 7,655 km, a flight time of roughly 9h 59m.
Air-traffic congestion: departing Seattle the average ATFM delay is 5.5 min (atfm); arriving into Tokyo it is 1.5 min (atfm).
Route facts
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Delta Air Lines (DL) | 85% | 1 min | 0.8% |
| United Airlines (UA) | 83% | 5 min | 1.3% |
Airlines operating SEA-NRT
Airports
Frequently asked questions about SEA-NRT
The flight from Seattle (SEA) to Tokyo (NRT) takes about 9h 59m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route-specific punctuality data isn't available yet. Check your flight on FlightGuard for a real-time analysis.
The cancellation rate varies by airline and season. Check your flight risk for an up-to-date estimate.
The route is operated by 2 airlines: Delta Air Lines, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Tokyo, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
