Cheapest return flights from Chicago to Kathmandu in May from $984

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

Return flights

01 May - 08 May Turkish Airlines
13 May - 13 Jun Frontier Airlines
16 May - 16 Jun Cathay Pacific
16 May - 31 May Lufthansa
16 May - 01 Jun Lufthansa
24 May - 17 Jun SWISS
15 May - 15 Jun SWISS
13 May - 18 Jun Frontier Airlines

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

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