Cheapest return flights from Columbus to Kathmandu in April from $1147

AirHint found the following cheapest return flights from Columbus (CMH) to Kathmandu (KTM) in April 2026 (see full year).

Return flights

11 Apr - 15 May Frontier Airlines
02 Apr - 07 May Frontier Airlines
03 Apr - 10 Apr Spirit Airlines

Also check the deals for one-way flights from Columbus to Kathmandu in April.

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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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