Seattle → Taipei flights

Target $599–$665 for Seattle–Taipei, but watch for $357 outliers

Key takeaways

• Median fare is $665, based on 16 daily snapshots of the cheapest cached fares on this route.
• The bottom quartile (p25) sits at $599, meaning roughly one in four observed fares came in below that — a reasonable target for a solid deal.
• A $357 low was recorded at least once, suggesting occasional deep-discount fare drops exist, though they are not the norm.
• The 97% price spread (from $357 to $703) is unusually wide, signaling that timing and flexibility matter significantly on this route.
• The p75 ceiling is $703, so if you're seeing fares above that, you're likely paying a premium — consider waiting or adjusting travel dates.

30-day price trend

See full numbers and stats on the SEA → TPE price history page.

The full picture

Seattle to Taipei is a long-haul transpacific route where fare volatility is part of the deal. The 97% spread between the lowest and highest observed fares — $357 versus $703 — is notably large, and it tells a meaningful story: this route has real upside for patient, flexible travelers, but the window for genuinely cheap fares appears narrow and irregular. The median of $665 and the p75 of $703 being nearly the same suggests that most of the time, fares cluster in the upper half of the range. In practical terms, expect to pay somewhere around $600–$670 on a typical booking attempt, and treat anything near $600 or below as a legitimate win worth acting on.

On routes of this distance and complexity — typically involving a connection in Northeast Asia or a nonstop on a carrier like EVA Air or China Airlines — fares tend to soften earliest when booked roughly two to four months out, then often rise again in the final 30 days as seats fill. The $357 low recorded in this dataset is striking and likely reflects either a brief promotional fare or a specific travel window with weaker demand; it should not be treated as a repeatable baseline. If you can set a fare alert at or below $599 (the p25 threshold), you'll be positioned to catch the bottom quartile of what this route has historically offered.

Carrier patterns are not directly visible from this dataset, so specific airline recommendations would go beyond what the data supports. One honest caveat: with only 16 daily snapshots, this sample is on the thinner side — ideally 30 or more days of data would give higher confidence in these ranges. The directional picture is useful, but treat the exact figures as a strong starting point rather than a guarantee.

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