Boston (BOS) to Massena (MSS)
Flight time
≈ 1h 19m
Bearing
314° NW
Boston (BOS) to Massena (MSS) is 262 miles (421 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOS–MSS
Filed traffic dataIn July 2026, Boutique Air was the only carrier flying nonstop BOS–MSS; the Beechcraft Super King Air was the most common aircraft at 100% of departures; flights ran 74% full.
Departures
185
July 2026
Seats
1,480
both directions
Passengers
1,096
both directions
Load factor
74.1%
RPM ÷ ASM
Who flies BOS–MSS?
Boutique Air was the only carrier to fly nonstop BOS–MSS in July 2026 (185 departures).
- 4B
Boutique Air
185 departures · 1,480 seats
Share of departures100.0%74.1%
Load
What plane flies BOS–MSS?
In July 2026, the Beechcraft Super King Air flew 100% of BOS–MSS departures.
- Beechcraft Super King Air
185 departures · 74.1% load
100.0%
How has BOS–MSS traffic changed?
Nonstop BOS–MSS departures fell from 186 in August 2025 to 185 in July 2026.
Monthly nonstop BOS–MSS traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
186 departures · 955 passengers
64.2%
Load
September 2025
176 departures · 887 passengers
63.0%
Load
October 2025
186 departures · 1,013 passengers
68.1%
Load
November 2025
169 departures · 928 passengers
68.6%
Load
December 2025
163 departures · 774 passengers
59.4%
Load
January 2026
0 departures · 0 passengers
—
Load
February 2026
144 departures · 708 passengers
61.5%
Load
March 2026
180 departures · 794 passengers
55.1%
Load
April 2026
165 departures · 840 passengers
63.6%
Load
May 2026
183 departures · 950 passengers
64.9%
Load
June 2026
174 departures · 950 passengers
68.3%
Load
July 2026
185 departures · 1,096 passengers
74.1%
Load
By direction
Each direction is filed separately — they rarely match.
BOS → MSS
72.0% full
93 departures · 536 passengers
MSS → BOS
76.1% full
92 departures · 560 passengers
Nonstop BOS–MSS traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Massena
US
Massena International Airport Richards Field
Coordinates
44.94°N, 74.84°W
Hemisphere
N · W
Frequently asked
How far is Boston (BOS) from Massena (MSS)?
BOS to MSS is 262 miles (421 km / 227 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOS to MSS?
A nonstop covers the 262-mile great-circle distance in roughly 1h 19m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOS–MSS?
In July 2026, the Beechcraft Super King Air flew the largest share of departures (100.0%).
What mileage do I earn flying BOS–MSS?
Distance-based programs credit off the 262-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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