Cheapest return flights from Raleigh-durham to Kathmandu in September from $1212

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

08 Sep - 08 Oct Spirit Airlines
23 Sep - 12 Oct Frontier Airlines
26 Sep - 10 Oct Spirit Airlines
27 Sep - 27 Oct Qatar Airways

Also check the deals for one-way flights from Raleigh-durham to Kathmandu in September.

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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