August is the cheapest month to fly this route, with average fares around $1023 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $1252 | $1121 | ||
| June 2026 | $1348 | $1244 | Peak | |
| July 2026 | $1230 | $1120 | ||
| August 2026 | $1023 | $1007 | Best |
Departing on Tuesday offers the lowest average fares at $1221. Friday departures are the most expensive at $1312, a difference of $91.
The best time to fly is August. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from San Francisco to Taipei is August, with average round-trip fares around $1023. The lowest fare found in August is $1007.
Tuesday departures are the cheapest, averaging $1221 round trip. The most expensive day is Friday at $1312.
Based on current pricing trends, booking for August travel offers the best value. Avoid June if possible, as fares average $1348 compared to $1023 in the cheapest month. May is a solid middle-ground option at $1252.
Flying in August instead of June can save you approximately $325 per round trip. The cheapest month averages $1023 while the most expensive averages $1348.
Airlines, flight times, price calendar, and more for San Francisco to Taipei
View SFO → TPE Details