Business Class Flights from San Francisco to Bengaluru

Bengaluru (BLR) stays mild for SFO travelers, running near the mid‑70s °F most of the year; April is warmest at 27.0 °C (80.6 °F), so plan lighter clothing then.

Monsoon peaks in September–October with about 180–160 mm of rain, while January–March are driest at roughly 5–20 mm; if you want outdoor time, target the drier months.

June–November brings frequent showers; pack a light rain jacket and quick‑dry footwear to stay comfortable between meetings and transfers.

For sightseeing paired with value, February offers comfortable weather at 22.5 °C (72.5 °F) with only ~10 mm of rain and aligns with one of the lowest seasonal fare months on this route, making it a smart pick.

If you must visit during the wettest stretch, schedule key activities for mornings when showers are typically lighter, and keep indoor plans as backups.

For San Francisco (SFO) to Bengaluru (BLR), the best savings cluster 150–105 days out at 76–82, roughly 18–24% below day-before prices; start fare watches five months ahead and book once you see sub-82 levels.

Savings flatten between 120 and 90 days (80–85) and then erode quickly inside 60 days (91 and higher), so waiting past the two‑month mark usually costs more than it helps.

BusinessClass.com community travelers aiming for premium cabins report strong results booking 4–5 months out—right where this curve sits at 78–82—so block calendar time to decide before the 90‑day point.

If your trip falls in July or December, combine the seasonal premium with early booking by targeting 120–150 days out; if travel is off‑peak (e.g., February), 105–90 days out can still capture value without overplanning.

Last‑minute drops are rare on this long‑haul; if you are within 30 days and see 97–99, lock in rather than waiting for an unlikely dip.

On San Francisco (SFO) to Bengaluru (BLR), December (110) and July (108) are the most expensive, running about 10–12% above the annual average; February (90) is typically the cheapest, so shifting a winter trip from late December to February can trim roughly 18–22% from the seasonal level.

Summer peak across June–August averages 106, while the Sep–Oct shoulder averages 98; if dates are flexible, moving a mid-summer trip to early October can reduce the seasonal component by about 8 points.

Holiday demand lifts November–December to an average of 107, compared with 94 across March–April; travelers who can push a late-year trip into March often see a double benefit from both seasonality and wider seat choice.

January sits at 94—still below average after the holidays—so if you must visit around year-end, leaving after New Year’s week instead of before Christmas often softens fares by 14–16 points versus the December peak.

BusinessClass.com community flyers report premium-cabin award and sale space tightening in June–August and late November; if you must travel in these periods, combine earlier booking with midweek departures to counter the 4–12 point seasonal uplift.