Cheapest return flights from Boston to Kathmandu in August from 718€

AirHint found the following cheapest return flights from Boston (BOS) to Kathmandu (KTM) in August 2025 (see full year).

Return flights

21 Aug - 04 Sep Cathay Pacific
16 Aug - 23 Aug Etihad Airways
01 Aug - 17 Aug Etihad Airways

Also check the deals for one-way flights from Boston to Kathmandu in August.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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