Boston (BOS) to Liberia (LIR)
Flight time
≈ 5h 32m
Bearing
206° SW
Boston (BOS) to Liberia (LIR) is 2,364 miles (3,805 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOS–LIR
Filed traffic dataIn July 2026, United Airlines was the only carrier flying nonstop BOS–LIR; the Boeing 737 MAX 8 was the most common aircraft at 100% of departures; flights ran 90% full.
Departures
1
July 2026
Seats
166
both directions
Passengers
149
both directions
Load factor
89.8%
RPM ÷ ASM
Who flies BOS–LIR?
United Airlines was the only carrier to fly nonstop BOS–LIR in July 2026 (1 departures).
- UA
1 departures · 166 seats
Share of departures100.0%89.8%
Load
What plane flies BOS–LIR?
In July 2026, the Boeing 737 MAX 8 flew 100% of BOS–LIR departures.
- Boeing 737 MAX 8
1 departures · 89.8% load
100.0%
How has BOS–LIR traffic changed?
Nonstop BOS–LIR departures fell from 14 in November 2025 to 1 in July 2026.
Monthly nonstop BOS–LIR traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
November 2025
14 departures · 1,642 passengers
73.4%
Load
December 2025
35 departures · 4,257 passengers
73.7%
Load
January 2026
44 departures · 6,234 passengers
83.0%
Load
February 2026
51 departures · 6,706 passengers
83.9%
Load
March 2026
52 departures · 7,226 passengers
91.8%
Load
April 2026
58 departures · 8,086 passengers
80.0%
Load
May 2026
0 departures · 0 passengers
—
Load
June 2026
0 departures · 0 passengers
—
Load
July 2026
1 departures · 149 passengers
89.8%
Load
Nonstop BOS–LIR 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
Liberia
CR
Daniel Oduber Quirós International Airport
Coordinates
10.59°N, 85.54°W
Hemisphere
N · W
Frequently asked
How far is Boston (BOS) from Liberia (LIR)?
BOS to LIR is 2,364 miles (3,805 km / 2,054 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOS to LIR?
A nonstop covers the 2,364-mile great-circle distance in roughly 5h 32m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOS–LIR?
In July 2026, the Boeing 737 MAX 8 flew the largest share of departures (100.0%).
What mileage do I earn flying BOS–LIR?
Distance-based programs credit off the 2,364-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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