Cheapest return flights from Washington to Porto in November from 421€

AirHint found the following cheapest return flights from Washington (DCA) to Porto (OPO) in November 2025 (see full year).

Return flights

11 Nov - 18 Nov Delta
19 Nov - 25 Nov United
12 Nov - 19 Nov United
12 Nov - 06 Dec Air France
11 Nov - 06 Dec KLM
16 Nov - 06 Dec British Airways
09 Nov - 24 Nov British Airways
20 Nov - 28 Nov Air Canada
10 Nov - 06 Dec British Airways
26 Nov - 02 Dec United
27 Nov - 02 Dec United
02 Nov - 22 Nov United
22 Nov - 13 Dec British Airways
17 Nov - 22 Nov Scandinavian Airlines
26 Nov - 20 Dec KLM
26 Nov - 01 Dec Delta
30 Nov - 20 Dec British Airways
15 Nov - 18 Nov Delta
15 Nov - 17 Nov Delta
21 Nov - 30 Nov Delta

Also check the deals for one-way flights from Washington to Porto in November.

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