Dulles (IAD) to West Palm Beach (PBI)
Flight time
≈ 2h 31m
Bearing
191° S
Dulles (IAD) to West Palm Beach (PBI) is 861 miles (1,385 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies IAD–PBI
Filed traffic dataIn May 2026, United Airlines operated the most departures, one of 3 carriers flying nonstop IAD–PBI; the Boeing 737 MAX 8 was the most common aircraft at 65% of departures; flights ran 69% full.
Departures
43
May 2026
Seats
7,003
both directions
Passengers
4,814
both directions
Load factor
68.7%
RPM ÷ ASM
Who flies IAD–PBI?
United Airlines operated the most nonstop IAD–PBI departures in May 2026 (41), one of 3 carriers on the route.
- UA
41 departures · 6,975 seats
Share of departures95.3%69.0%
Load
- 27Q
1 departures · 13 seats
Share of departures2.3%0.0%
Load
- LF
Contour Airlines
1 departures · 15 seats
Share of departures2.3%13.3%
Load
What plane flies IAD–PBI?
In May 2026, the Boeing 737 MAX 8 flew 65% of IAD–PBI departures — more than any other aircraft type.
- Boeing 737 MAX 8
28 departures · 72.4% load
65.1% - Boeing 737 MAX 9
11 departures · 62.5% load
25.6% - Boeing 737-900ER
2 departures · 60.3% load
4.7% - Bombardier Challenger 604
1 departures · 13.3% load
2.3% - Gulfstream Aerospace G500
1 departures · 0.0% load
2.3%
How has IAD–PBI traffic changed?
Nonstop IAD–PBI departures rose from 1 in June 2025 to 43 in May 2026.
Monthly nonstop IAD–PBI traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
1 departures · 97 passengers
56.4%
Load
July 2025
4 departures · 335 passengers
87.2%
Load
August 2025
5 departures · 111 passengers
61.7%
Load
September 2025
14 departures · 694 passengers
67.3%
Load
October 2025
61 departures · 4,228 passengers
80.4%
Load
November 2025
64 departures · 7,068 passengers
78.1%
Load
December 2025
91 departures · 11,754 passengers
77.9%
Load
January 2026
71 departures · 7,904 passengers
67.6%
Load
February 2026
91 departures · 11,659 passengers
76.9%
Load
March 2026
123 departures · 16,320 passengers
80.2%
Load
April 2026
125 departures · 13,039 passengers
63.7%
Load
May 2026
43 departures · 4,814 passengers
68.7%
Load
By direction
Each direction is filed separately — they rarely match.
IAD → PBI
62.8% full
22 departures · 2,253 passengers
PBI → IAD
75.0% full
21 departures · 2,561 passengers
Nonstop IAD–PBI traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Dulles (IAD) from West Palm Beach (PBI)?
IAD to PBI is 861 miles (1,385 km / 748 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAD to PBI?
A nonstop covers the 861-mile great-circle distance in roughly 2h 31m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAD–PBI?
In May 2026, the Boeing 737 MAX 8 flew the largest share of departures (65.1%), followed by the Boeing 737 MAX 9 (25.6%).
What mileage do I earn flying IAD–PBI?
Distance-based programs credit off the 861-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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