AirHint found the following cheapest return flights from Washington (IAD) to Lagos (LOS) in May 2026 (see full year).
Return flights
| 01 May - 21 May | Royal Air Maroc | ||
| 02 May - 22 May | EgyptAir | ||
| 17 May - 24 May | Royal Air Maroc | ||
| 21 May - 09 Jun | Delta | ||
| 02 May - 22 May | United | direct | |
| 17 May - 24 May | United | direct |
Also check the deals for one-way flights from Washington to Lagos in May.
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