Cheapest return flights from Washington to Beijing in September from $1042

AirHint found the following cheapest return flights from Washington (IAD) to Beijing (PEK) in September 2026 (see full year).

Return flights

16 Sep - 23 Sep Korean Air
15 Sep - 22 Sep Korean Air
08 Sep - 22 Sep Korean Air
07 Sep - 18 Sep Turkish Airlines
06 Sep - 20 Sep Korean Air
04 Sep - 15 Sep Korean Air
12 Sep - 20 Sep Emirates
08 Sep - 22 Sep Air China direct
04 Sep - 15 Sep Air China direct
15 Sep - 22 Sep Air China direct

Also check the deals for one-way flights from Washington to Beijing in September.

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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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