Cheapest return SFO–KTM flights, May

AirHint found the following cheapest return flights from San Francisco (SFO) to Kathmandu (KTM) in May 2026 (see full year).

Return flights

07 May - 18 May LOT
07 May - 19 May LOT
18 May - 02 Jun Air India
08 May - 29 May Air India
10 May - 18 May Cathay Pacific
04 May - 28 May Cathay Pacific
08 May - 28 May Cathay Pacific
08 May - 15 May Cathay Pacific
05 May - 12 May Cathay Pacific

Also check the deals for one-way flights from San Francisco to Kathmandu in May.

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