Boston (BOS) to Philadelphia (PHL)
Flight time
≈ 1h 22m
Bearing
233° SW
Boston (BOS) to Philadelphia (PHL) is 279 miles (450 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOS–PHL
Filed traffic dataIn May 2026, American Airlines operated the most departures, one of 4 carriers flying nonstop BOS–PHL; the Embraer E175 was the most common aircraft at 34% of departures; flights ran 81% full.
Departures
868
May 2026
Seats
109,982
both directions
Passengers
88,995
both directions
Load factor
80.9%
RPM ÷ ASM
Who flies BOS–PHL?
American Airlines operated the most nonstop BOS–PHL departures in May 2026 (422), one of 4 carriers on the route.
- AA
422 departures · 66,314 seats
Share of departures48.6%82.5%
Load
- YX
293 departures · 22,257 seats
Share of departures33.8%84.9%
Load
- B6
151 departures · 21,140 seats
Share of departures17.4%72.1%
Load
- DL
2 departures · 271 seats
Share of departures0.2%46.1%
Load
What plane flies BOS–PHL?
In May 2026, the Embraer E175 flew 34% of BOS–PHL departures — more than any other aircraft type.
- Embraer E175
293 departures · 84.9% load
33.8% - Airbus A220-300
151 departures · 72.1% load
17.4% - Boeing 737-800
127 departures · 78.8% load
14.6% - Airbus A319
127 departures · 87.5% load
14.6% - Airbus A320
94 departures · 84.9% load
10.8% - Airbus A321
45 departures · 77.8% load
5.2% - Airbus A321neo
22 departures · 81.2% load
2.5% - Boeing 737 MAX 8
7 departures · 90.6% load
0.8% - Boeing 757-200
2 departures · 46.1% load
0.2%
How has BOS–PHL traffic changed?
Nonstop BOS–PHL departures rose from 806 in June 2025 to 868 in May 2026.
Monthly nonstop BOS–PHL traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
806 departures · 86,082 passengers
85.2%
Load
July 2025
789 departures · 85,901 passengers
85.0%
Load
August 2025
804 departures · 90,854 passengers
85.0%
Load
September 2025
843 departures · 89,248 passengers
78.2%
Load
October 2025
915 departures · 102,177 passengers
79.8%
Load
November 2025
793 departures · 77,978 passengers
74.7%
Load
December 2025
722 departures · 69,517 passengers
78.3%
Load
January 2026
683 departures · 55,612 passengers
73.9%
Load
February 2026
667 departures · 56,443 passengers
77.7%
Load
March 2026
852 departures · 74,010 passengers
79.7%
Load
April 2026
848 departures · 79,541 passengers
76.8%
Load
May 2026
868 departures · 88,995 passengers
80.9%
Load
By direction
Each direction is filed separately — they rarely match.
PHL → BOS
83.2% full
435 departures · 45,935 passengers
BOS → PHL
78.6% full
433 departures · 43,060 passengers
Nonstop BOS–PHL 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 Boston (BOS) from Philadelphia (PHL)?
BOS to PHL is 279 miles (450 km / 243 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOS to PHL?
A nonstop covers the 279-mile great-circle distance in roughly 1h 22m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOS–PHL?
In May 2026, the Embraer E175 flew the largest share of departures (33.8%), followed by the Airbus A220-300 (17.4%).
What mileage do I earn flying BOS–PHL?
Distance-based programs credit off the 279-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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