Block Island (BID) to Dulles (IAD)
Flight time
≈ 1h 30m
Bearing
246° SW
Block Island (BID) to Dulles (IAD) is 347 miles (558 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BID–IAD
US DOT T-100 · filed dataIn August 2025, Tradewind Aviation was the only carrier flying nonstop BID–IAD; the Pilatus PC-12 was the most common aircraft at 100% of departures; flights ran 25% full.
Departures
2
August 2025
Seats
16
both directions
Passengers
4
both directions
Load factor
25.0%
passengers ÷ seats
Who flies BID–IAD?
Tradewind Aviation was the only carrier to fly nonstop BID–IAD in August 2025 (2 departures).
- TJ
Tradewind Aviation
2 departures · 16 seats
Share of departures100.0%25.0%
Load
What plane flies BID–IAD?
In August 2025, the Pilatus PC-12 flew 100% of BID–IAD departures.
- Pilatus PC-12
2 departures · 25.0% load
100.0%
How has BID–IAD traffic changed?
Nonstop BID–IAD departures rose from 1 in June 2025 to 2 in August 2025.
Monthly nonstop BID–IAD traffic, trailing 12 months through August 2025. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
1 departures · 1 passengers
12.5%
Load
July 2025
1 departures · 1 passengers
12.5%
Load
August 2025
2 departures · 4 passengers
25.0%
Load
By direction
The DOT files each direction separately — they rarely match.
BID → IAD
25.0% full
1 departures · 2 passengers
IAD → BID
25.0% full
1 departures · 2 passengers
Nonstop BID–IAD traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through August 2025; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Block Island (BID) from Dulles (IAD)?
BID to IAD is 347 miles (558 km / 301 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BID to IAD?
A nonstop covers the 347-mile great-circle distance in roughly 1h 30m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BID–IAD?
In August 2025, the Pilatus PC-12 flew the largest share of departures (100.0%).
What mileage do I earn flying BID–IAD?
Distance-based programs credit off the 347-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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