Cheapest return flights from Seattle to Bucharest in October from 572€

Best time to book flights for Seattle (SEA) to Bucharest (OTP) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Bucharest (OTP) in October 2025 (see full year).

Return flights

26 Oct - 03 Nov British Airways
27 Oct - 04 Nov British Airways
28 Oct - 05 Nov British Airways
22 Oct - 30 Oct SWISS
13 Oct - 21 Oct SWISS
23 Oct - 31 Oct Air Canada
31 Oct - 07 Nov British Airways
14 Oct - 22 Oct SWISS
20 Oct - 28 Oct SWISS
07 Oct - 15 Oct Air Canada
08 Oct - 16 Oct Air Canada
15 Oct - 23 Oct Air Canada
10 Oct - 18 Oct Scandinavian Airlines
12 Oct - 20 Oct Air Canada
31 Oct - 08 Nov British Airways
24 Oct - 01 Nov Air Canada
25 Oct - 02 Nov Air Canada

Also check the deals for one-way flights from Seattle to Bucharest in October.

Skyscanner

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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