The SFO-MUC pairing rewards those who think carefully about their metal of choice before committing. Lufthansa's nonstop service is the obvious flagship option here, and its long-haul Business Class product — featuring the reverse-herringbone seat with direct aisle access for every passenger — holds up exceptionally well on an eleven-hour westbound overnight. The trick most seasoned travelers on this corridor know: the eastbound leg departing San Francisco in the evening arrives Munich mid-afternoon, giving you a genuine half-day in Bavaria rather than the zombie arrival that plagues so many transatlantic itineraries. United operates the route as well, and while its Polaris cabin has matured into a genuinely competitive product, the soft product consistency on Lufthansa — particularly the quality of the pre-landing breakfast service — remains a meaningful differentiator for those who care about arriving composed.
Munich's Terminal 2, operated jointly by Lufthansa and its Star Alliance partners, is one of Europe's more civilized arrival experiences: the connections are logical, the lounges are well-provisioned, and the immigration queues move with Germanic efficiency. SFO's International Terminal, by contrast, deserves some advance planning — the United Club and Lufthansa's partner lounge access points are not always intuitive if you're departing during the morning bank rush. For timing, the shoulder months of October, November, and the early new year through March represent the sweet spot: Munich's trade fair calendar drives premium cabin demand sharply upward around Oktoberfest and the major spring shows, so booking well outside those windows is simply smart positioning, not penny-pinching.