Dulles (IAD) to Narita (NRT)
Flight time
≈ 14h 17m
Bearing
330° NW
Dulles (IAD) to Narita (NRT) is 6,738 miles (10,844 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies IAD–NRT
US DOT T-100 · filed dataIn December 2025, Korean Air was the only carrier flying nonstop IAD–NRT; the Boeing 777-300ER was the most common aircraft at 100% of departures; flights ran 86% full.
Departures
1
December 2025
Seats
277
both directions
Passengers
237
both directions
Load factor
85.6%
passengers ÷ seats
Who flies IAD–NRT?
Korean Air was the only carrier to fly nonstop IAD–NRT in December 2025 (1 departures).
- KE
Korean Air
1 departures · 277 seats
Share of departures100.0%85.6%
Load
What plane flies IAD–NRT?
In December 2025, the Boeing 777-300ER flew 100% of IAD–NRT departures.
- Boeing 777-300ER
1 departures · 85.6% load
100.0%
How has IAD–NRT traffic changed?
Nonstop IAD–NRT departures held steady at about 1 a month between September 2025 and December 2025.
Monthly nonstop IAD–NRT traffic, trailing 12 months through December 2025. Bars scale to the busiest month; months with no filed service show as zero.
September 2025
1 departures · 173 passengers
62.7%
Load
October 2025
0 departures · 0 passengers
—
Load
November 2025
0 departures · 0 passengers
—
Load
December 2025
1 departures · 237 passengers
85.6%
Load
Nonstop IAD–NRT traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through December 2025; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Narita
JP
Narita International Airport
Coordinates
35.77°N, 140.39°E
Hemisphere
N · E
Frequently asked
How far is Dulles (IAD) from Narita (NRT)?
IAD to NRT is 6,738 miles (10,844 km / 5,855 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAD to NRT?
A nonstop covers the 6,738-mile great-circle distance in roughly 14h 17m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAD–NRT?
In December 2025, the Boeing 777-300ER flew the largest share of departures (100.0%).
What mileage do I earn flying IAD–NRT?
Distance-based programs credit off the 6,738-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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