Dakar (DSS) to Dulles (IAD)
Flight time
≈ 8h 48m
Bearing
307° NW
Dakar (DSS) to Dulles (IAD) is 4,002 miles (6,441 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DSS–IAD
Filed traffic dataIn January 2026, United Airlines was the only carrier flying nonstop DSS–IAD; the Boeing 767-300 was the most common aircraft at 100% of departures; flights ran 55% full.
Departures
25
January 2026
Seats
5,003
both directions
Passengers
2,737
both directions
Load factor
54.7%
RPM ÷ ASM
Who flies DSS–IAD?
United Airlines was the only carrier to fly nonstop DSS–IAD in January 2026 (25 departures).
- UA
25 departures · 5,003 seats
Share of departures100.0%54.7%
Load
What plane flies DSS–IAD?
In January 2026, the Boeing 767-300 flew 100% of DSS–IAD departures.
- Boeing 767-300
25 departures · 54.7% load
100.0%
How has DSS–IAD traffic changed?
Nonstop DSS–IAD departures fell from 26 in June 2025 to 25 in January 2026.
Monthly nonstop DSS–IAD traffic, trailing 12 months through January 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
26 departures · 3,502 passengers
66.3%
Load
July 2025
26 departures · 3,485 passengers
66.0%
Load
August 2025
27 departures · 3,869 passengers
70.6%
Load
September 2025
26 departures · 2,573 passengers
48.8%
Load
October 2025
26 departures · 2,032 passengers
38.5%
Load
November 2025
25 departures · 2,212 passengers
43.6%
Load
December 2025
27 departures · 3,064 passengers
55.9%
Load
January 2026
25 departures · 2,737 passengers
54.7%
Load
By direction
Each direction is filed separately — they rarely match.
DSS → IAD
62.7% full
13 departures · 1,632 passengers
IAD → DSS
46.0% full
12 departures · 1,105 passengers
Nonstop DSS–IAD traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through January 2026; filings from 2025. Public domain (US Government work).
The airports
Dakar
SN
Blaise Diagne International Airport
Coordinates
14.67°N, 17.07°W
Hemisphere
N · W
Frequently asked
How far is Dakar (DSS) from Dulles (IAD)?
DSS to IAD is 4,002 miles (6,441 km / 3,478 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DSS to IAD?
A nonstop covers the 4,002-mile great-circle distance in roughly 8h 48m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DSS–IAD?
In January 2026, the Boeing 767-300 flew the largest share of departures (100.0%).
What mileage do I earn flying DSS–IAD?
Distance-based programs credit off the 4,002-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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