AirHint found the following cheapest return flights from Seattle (SEA) to Cairo (CAI) in December 2025 (see full year).

Return flights

10 Dec - 17 Dec	Delta
07 Dec - 21 Dec	Delta
27 Dec - 10 Jan	Turkish Airlines
12 Dec - 19 Dec	Aer Lingus
10 Dec - 26 Dec	Delta
16 Dec - 09 Jan	Hawaiian Airlines
24 Dec - 31 Dec	Icelandair
16 Dec - 06 Jan	Alaska Airlines
14 Dec - 31 Dec	Alaska Airlines
19 Dec - 29 Dec	Alaska Airlines

Also check the deals for one-way flights from Seattle to Cairo in December.

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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Cheapest return flights from Seattle to Cairo in December from 903€

Return flights