Business Class Flights from San Francisco to Taipei

Taipei (TPE) runs hot and humid in July–August at about 86–87°F (30.0–30.5°C) with 210–270 mm of rain; if you prefer milder conditions, aim for March–April around 65–72°F instead.

The rainiest stretch is May–June at roughly 260–300 mm during the plum-rain season; pack a breathable rain jacket or consider the drier October–December window at ~80–110 mm.

Winter is mild with January–February near 61°F (16–16.5°C) and 90–160 mm of rain; pair these months with shoulder-season fares to keep both comfort and costs in check.

Typhoon-prone months are August–September, reflected by 270 and 240 mm of rain; build a buffer day into your itinerary and choose flexible tickets if traveling then.

For San Francisco (SFO) to Taipei (TPE), the sweet spot clusters around 60–90 days out at 81–83 versus 100 last-minute, a 17–19% savings; start tracking at 12 weeks and book once you see mid-80s or better.

Very early buys at 150 days average 96, only ~4% below last-minute and notably higher than the trough; set alerts early but wait for prices to dip into the low-80s before committing.

After 45 days, fares climb from 86 to 100 by day 1, a ~16% rise; aim to finalize plans by the six-week mark to avoid the close-in premium.

BusinessClass.com community flyers often catch promo drops 8–12 weeks before departure on this route; check weekend sales during that window and be ready to purchase quickly.

On San Francisco (SFO) to Taipei (TPE), July and August sit near the top at 109 and 108 versus April at 91, roughly 18–20% higher; if your dates are flexible, target April or October to trim costs.

Lunar New Year demand lifts January and February to 107–109, about 7–9% above the yearly average; lock in spring dates once they appear at or below the low-90s range.

Shoulder months like March, April, and October cluster around 91–93, typically 14–18 points below the midsummer highs; shift your trip by a few weeks into these windows to save meaningfully without sacrificing weather.

December rebounds to 106 for holiday travel, still 3 points lower than July; if visiting family for the holidays, compare late November or early December to dodge peak weeks.