In reply to: Second this - super easy and about $50 for Uber XL * posted by SantaMonica
You can get your taxi/FHV from curbside there.
Terminal B no longer requires a bus ride for FHVs and usually does not require one for taxis. FHV pickup is at the second level of the garage. Take the footbridge there from the upper level (Departures).
Where is the International terminal at LGA?