AirHint found the following cheapest return flights from Washington (IAD) to Mumbai (BOM) in December 2026 (see full year).
Return flights
| 06 Dec - 04 Jan | Royal Jordanian | ||
| 06 Dec - 27 Dec | Turkish Airlines | ||
| 18 Dec - 09 Jan | Lufthansa | ||
| 10 Dec - 03 Jan | SWISS | ||
| 17 Dec - 02 Jan | Lufthansa |
Also check the deals for one-way flights from Washington to Mumbai in December.
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