Columbia (CAE) to Dulles (IAD)
Flight time
≈ 1h 36m
Bearing
29° NE
Columbia (CAE) to Dulles (IAD) is 401 miles (646 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies CAE–IAD
Filed traffic dataIn June 2026, CommuteAir operated the most departures, one of 2 carriers flying nonstop CAE–IAD; the Embraer ERJ-145 was the most common aircraft at 99% of departures; flights ran 84% full.
Departures
161
June 2026
Seats
8,050
both directions
Passengers
6,772
both directions
Load factor
84.1%
RPM ÷ ASM
Who flies CAE–IAD?
CommuteAir operated the most nonstop CAE–IAD departures in June 2026 (159), one of 2 carriers on the route.
- C5
159 departures · 7,950 seats
Share of departures98.8%84.1%
Load
- G7
2 departures · 100 seats
Share of departures1.2%84.0%
Load
What plane flies CAE–IAD?
In June 2026, the Embraer ERJ-145 flew 99% of CAE–IAD departures — more than any other aircraft type.
- Embraer ERJ-145
159 departures · 84.1% load
98.8% - Bombardier CRJ-550
2 departures · 84.0% load
1.2%
How has CAE–IAD traffic changed?
Nonstop CAE–IAD departures rose from 142 in July 2025 to 161 in June 2026.
Monthly nonstop CAE–IAD traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
142 departures · 6,458 passengers
88.9%
Load
August 2025
169 departures · 7,504 passengers
87.9%
Load
September 2025
160 departures · 7,328 passengers
91.6%
Load
October 2025
186 departures · 7,771 passengers
83.6%
Load
November 2025
165 departures · 6,784 passengers
82.0%
Load
December 2025
115 departures · 5,013 passengers
85.2%
Load
January 2026
105 departures · 3,761 passengers
71.6%
Load
February 2026
104 departures · 4,176 passengers
80.3%
Load
March 2026
124 departures · 5,037 passengers
81.2%
Load
April 2026
156 departures · 6,352 passengers
80.6%
Load
May 2026
169 departures · 6,905 passengers
81.7%
Load
June 2026
161 departures · 6,772 passengers
84.1%
Load
By direction
Each direction is filed separately — they rarely match.
IAD → CAE
84.9% full
81 departures · 3,439 passengers
CAE → IAD
83.3% full
80 departures · 3,333 passengers
Nonstop CAE–IAD traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Columbia (CAE) from Dulles (IAD)?
CAE to IAD is 401 miles (646 km / 349 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CAE to IAD?
A nonstop covers the 401-mile great-circle distance in roughly 1h 36m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CAE–IAD?
In June 2026, the Embraer ERJ-145 flew the largest share of departures (98.8%), followed by the Bombardier CRJ-550 (1.2%).
What mileage do I earn flying CAE–IAD?
Distance-based programs credit off the 401-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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