Qatar Airways via DealBase offers Roundtrip International Flights from select cities in the U.S., with prices starting from $657.61. That's the lowest price we could find for select routes by at least $72. (On the DealBase landing page, click on Qatar Airlines in the top line to see this sale.) This price is valid on flights departing on April 25 from Chicago, IL, (ORD) with arrival in Kathmandu, Nepal, (KTM) and return on May 2.