Cheapest return flights from Phoenix to Brussels in December from 446€

AirHint found the following cheapest return flights from Phoenix (PHX) to Brussels (BRU) in December 2025 (see full year).

Return flights

08 Dec - 24 Dec Delta
14 Dec - 01 Jan United
14 Dec - 05 Jan Air Canada
23 Dec - 30 Dec Delta
23 Dec - 29 Dec Delta
22 Dec - 30 Dec Frontier Airlines
22 Dec - 29 Dec Frontier Airlines
17 Dec - 05 Jan Brussels Airlines
22 Dec - 28 Dec Frontier Airlines
16 Dec - 04 Jan United
20 Dec - 04 Jan Frontier Airlines

Also check the deals for one-way flights from Phoenix to Brussels in December.

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