AirHint found the following cheapest return flights from Seattle (SEA) to Beijing (PEK) in October 2025 (see full year).
Return flights
| 23 Oct - 01 Nov | jetBlue | ||
| 28 Oct - 04 Nov | Alaska Airlines | ||
| 29 Oct - 05 Nov | Philippine Airlines | ||
| 31 Oct - 15 Nov | Alaska Airlines | ||
| 04 Oct - 14 Oct | Korean Air | ||
| 04 Oct - 14 Oct | Hainan Airlines | direct |
Also check the deals for one-way flights from Seattle to Beijing in October.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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