AirHint found the following cheapest return flights from Washington (IAD) to Lagos (LOS) in September 2026 (see full year).
Return flights
| 19 Sep - 23 Sep | Turkish Airlines | ||
| 06 Sep - 20 Sep | Qatar Airways | ||
| 06 Sep - 20 Sep | United | direct | |
| 07 Sep - 17 Sep | Delta | ||
| 19 Sep - 23 Sep | United | direct |
Also check the deals for one-way flights from Washington to Lagos in September.
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