Cheapest return flights from Washington to Kathmandu in March from $881

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

Return flights

19 Mar - 30 Apr Etihad Airways
03 Mar - 19 Mar Etihad Airways
15 Mar - 25 Mar Etihad Airways
17 Mar - 21 Apr Etihad Airways
03 Mar - 28 Mar Etihad Airways
18 Mar - 29 Apr Etihad Airways
14 Mar - 30 Mar Etihad Airways

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

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