Cheapest return flights from Washington to Thessaloniki in April from $566

AirHint found the following cheapest return flights from Washington (IAD) to Thessaloniki (SKG) in April 2026 (see full year).

Return flights

13 Apr - 20 Apr Icelandair
20 Apr - 30 Apr Icelandair
21 Apr - 28 Apr Icelandair
28 Apr - 05 May Icelandair
25 Apr - 02 May Icelandair
16 Apr - 23 Apr TAP
14 Apr - 21 Apr Icelandair
18 Apr - 25 Apr Frontier Airlines
15 Apr - 22 Apr Scandinavian Airlines
25 Apr - 12 May Icelandair
20 Apr - 27 Apr Icelandair
27 Apr - 04 May Icelandair
09 Apr - 19 Apr Icelandair
05 Apr - 12 Apr Austrian Airlines
24 Apr - 01 May Scandinavian Airlines
29 Apr - 06 May Icelandair
26 Apr - 03 May Scandinavian Airlines
30 Apr - 07 May Turkish Airlines

Also check the deals for one-way flights from Washington to Thessaloniki in April.

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