Runway 04L at KBOS is the northeast runway end at General Edward Lawrence Logan Intl in Boston, Massachusetts. The opposite end is 22R. Runway 04L has a magnetic heading of 20°. It is 7,864 ft long with an asphalt surface and high-intensity lighting. Pattern direction is left traffic. No ILS is published for this runway end.
Field elevation at KBOS is 19.1 ft MSL. Threshold elevation for 04L is 13.9 ft MSL. Use the current FAA Chart Supplement for current NOTAM and runway condition before departure.
Wind component for Runway 04L
Based on the current METAR wind at KBOS.
- Headwind
- -2.4 kt
- Crosswind
- 6.6 kt RIGHT
- Rel. angle
- 110°
- Favorability
- challenging
Pattern entry · RWY 22R
LEFT TRAFFICTraffic pattern · Runway 04L
LEFT-hand pattern on the north/west side. Tower-controlled. Follow ATC instructions for pattern entry.
- Upwind: climb runway heading 5°M
- Crosswind: turn left to 275°M
- Downwind: parallel runway, opposite direction (185°M)
- Base: perpendicular to runway
- Final: align with 5°M for Runway 04L
Frequently asked questions
What is the heading of runway 04L at KBOS?
Runway 04L has a magnetic heading of 20°. Use magnetic references for this end.
What is the length of runway 04L at KBOS?
Runway 04L is 7,864 ft long.
What is the surface of runway 04L at KBOS?
The surface is asphalt.
Is runway 04L at KBOS left or right traffic?
Runway 04L uses left traffic.
Does runway 04L have an ILS approach at KBOS?
No ILS is published for runway 04L.
What is the opposite end of runway 04L at KBOS?
The opposite end is 22R.