Cheap Flights from Kathmandu to Rajbiraj from THB 2,481

Frequently Asked Questions

FAQs for flights from Kathmandu to Rajbiraj when there’s no local airport. Departures and arrivals are through Kathmandu to Biratnagar.

• What are the cheapest flights from Kathmandu to Biratnagar (KTM-BIR)?

  Based on Trip.com data, Yetiairlines offers one-way fares as low as THB 2,481 on Cheapest nonstop routes (e.g. KTM to BIR on Fri, Jan 16), while Yetiairlines offers Cheapest nonstop round-trips from THB 5,029 departing on Wed, Jan 14 and returning on Wed, Jan 21.

• How long does it take to fly from Kathmandu (KTM) to Biratnagar (BIR) and what is the distance?

  It takes around 39 minutes to fly from Kathmandu (KTM) to Biratnagar (BIR).

• When is the best time to book flights from Kathmandu to Biratnagar?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Kathmandu to Biratnagar is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Kathmandu to Biratnagar?

  To find best deals on flights from Kathmandu to Biratnagar, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Jan 16, with one-way flights priced at just THB 2,481.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Yetiairlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Biratnagar travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Kathmandu (KTM) to Biratnagar (BIR) the cheapest?

  The cheapest months to fly from Kathmandu to Biratnagar is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Kathmandu to Biratnagar on?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Kathmandu to Biratnagar on December 11, 2025 with Yetiairlines, with prices starting at THB 5,113.

• Is there any time difference between Kathmandu and Biratnagar?

  The time difference between Biratnagar and Kathmandu is 0h.

• How do I change or cancel my ticket from Kathmandu to Biratnagar?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.