AirHint found the following cheapest return flights from Ottawa (YOW) to Oranjestad (AUA) in December 2025 (see full year).

Return flights

07 Dec - 21 Dec	United
03 Dec - 17 Dec	United
03 Dec - 24 Dec	United
03 Dec - 16 Dec	United
03 Dec - 23 Dec	United
02 Dec - 12 Dec	United
02 Dec - 16 Dec	United
02 Dec - 08 Dec	WestJet
03 Dec - 13 Dec	WestJet
10 Dec - 31 Dec	WestJet
09 Dec - 06 Jan	United
17 Dec - 09 Jan	WestJet

Also check the deals for one-way flights from Ottawa to Oranjestad 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 Ottawa to Oranjestad in December from 321€

Return flights