Cheapest return flights from Washington to Frankfurt in March from 394€

AirHint found the following cheapest return flights from Washington (IAD) to Frankfurt (FRA) in March 2026 (see full year).

Return flights

19 Mar - 09 Apr TAP
08 Mar - 17 Mar TAP
10 Mar - 24 Mar TAP
01 Mar - 10 Mar Aer Lingus
04 Mar - 11 Mar Aer Lingus
18 Mar - 31 Mar Aer Lingus
31 Mar - 09 Apr Aer Lingus
09 Mar - 23 Mar Aer Lingus
08 Mar - 15 Mar Austrian Airlines
06 Mar - 13 Mar Aer Lingus
22 Mar - 28 Mar SWISS
22 Mar - 29 Mar Aer Lingus
31 Mar - 08 Apr Turkish Airlines
27 Mar - 08 Apr Allegiant Air
20 Mar - 05 Apr TAP
27 Mar - 10 Apr Allegiant Air
28 Mar - 10 Apr TAP
26 Mar - 04 Apr Frontier Airlines
19 Mar - 09 Apr Lufthansa direct
31 Mar - 08 Apr Lufthansa direct

Also check the deals for one-way flights from Washington to Frankfurt in March.

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