Cheapest airlines flights from Tokyo to Kathmandu

You can choose from 18 airlines that fly from Tokyo to Kathmandu, including Nepal Airlines, Air China, and Thai Airways. Nepal Airlines has lowest fares on this route.
Nepal Airlines logo Nepal Airlines
Air China logo Air China
Thai Airways logo Thai Airways
Thai AirAsia X logo Thai AirAsia X
Cathay Pacific logo Cathay Pacific
Batik Air Malaysia logo Batik Air Malaysia
Air India logo Air India
China Southern Airlines logo China Southern Airlines
China Eastern Airlines logo China Eastern Airlines
Malaysia Airlines logo Malaysia Airlines
Thai AirAsia logo Thai AirAsia
Srilankan Airlines logo Srilankan Airlines
Korean Air logo Korean Air
Thai Lion Air logo Thai Lion Air
Singapore Airlines logo Singapore Airlines
Air Japan logo Air Japan
Sichuan Airlines logo Sichuan Airlines
Asiana Airlines logo Asiana Airlines
Airlines are determined based on actual purchased flight tickets from Tokyo to Kathmandu according to previous 12 months data from Trip.com.

Search for direct flights from Tokyo to Kathmandu in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$356, and round-trip direct flights start at US$744.

Displayed flight fares from Tokyo to Kathmandu are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Tokyo to Kathmandu Flight Details

The distance between Tokyo and Kathmandu is about 5,158.6 km. The average flying time from Tokyo to Kathmandu is around 7 hours 45 minutes. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is September.

Cheapest one-way flight priceUS$195
Cheapest return ticket priceUS$415
Cheapest monthSeptember
Peak season for travelJanuary
Flight distance5,158.6 km
Average flight time7 hours 45 minutes
Popular airlineNepal Airlines
Flight statistics for the Tokyo–Kathmandu route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Tokyo to Kathmandu

Which month has the cheapest one-way flights from Tokyo to Kathmandu?

The average price of one-way flights from Tokyo to Kathmandu purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Tokyo to Kathmandu is Sep, with an average price of US$363; while the month with the highest flight price is usually Feb, with an average price of up to US$458.

US$458
US$411
US$363
US$316
    Cheapest
  • US$431
    Jan
  • US$458
    Feb
  • US$411
    Mar
  • US$399
    Apr
  • US$379
    May
  • US$375
    Jun
  • US$374
    Jul
  • US$365
    Aug
  • US$363
    Sep
  • US$381
    Oct
  • US$383
    Nov
  • US$384
    Dec

Which month has the cheapest round-trip flights from Tokyo to Kathmandu?

The average price of round-trip flights from Tokyo to Kathmandu purchased by Trip.com users by month over the past 12 months.

Based on data from Trip.com, the lowest prices for round-trip flights from Tokyo to Kathmandu are found during Dec, with an average price of US$685. Conversely, the highest prices are found during Oct, with an average price of up to US$924.

US$924
US$805
US$685
US$566
    Cheapest
  • US$804
    Jan
  • US$706
    Feb
  • US$779
    Mar
  • US$826
    Apr
  • US$793
    May
  • US$747
    Jun
  • US$727
    Jul
  • US$758
    Aug
  • US$724
    Sep
  • US$924
    Oct
  • US$687
    Nov
  • US$685
    Dec

What is the cheapest day of the week to fly from Tokyo to Kathmandu?

Average weekly flight prices from Tokyo to Kathmandu by travel date (Based on Trip.com’s past 12 months of data)

Based on Trip.com’s past 12 months of flight data, the cheapest day to fly from Tokyo to Kathmandu is Thu, with average prices lower than on other days. Avoid Sat, as prices are usually highest then.

US$656
US$600
US$543
US$487
    Cheapest
  • US$606
    Mon
  • US$543
    Tue
  • US$616
    Wed
  • US$543
    Thu
  • US$590
    Fri
  • US$656
    Sat
  • US$575
    Sun

Frequently Asked Questions

  • What are the cheapest flights from Tokyo to Kathmandu (TYO-KTM)?

    Based on Trip.com data, Thai AirAsia X offers one-way fares as low as US$195 on Cheapest nonstop routes (e.g. NRT to KTM on Tue, Mar 3), while Thai AirAsia X offers Cheapest nonstop round-trips from US$415 departing on Tue, Mar 3 and returning on Sun, Mar 8.
  • At the moment, you can catch a nonstop flight from Tokyo to Kathmandu with the following airlines, including: Nepal Airlines Thai AirAsia Thai AirAsia X Thai Lion Air Air Japan Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 7 hours 45 minutes to fly from Tokyo to Kathmandu.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Tokyo to Kathmandu 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.
  • Based on Trip.com data in the past 4 weeks, there is 3 flight per week flying from Tokyo to Kathmandu. You can check the weekly schedule for popular airlines on this route below: Nepal Airlines: S/-/T/-/-/F/- -- RA434 (11:50)
  • To find best deals on flights from Tokyo to Kathmandu, 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 Tue, Mar 3, with one-way flights priced at just US$195.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Nepal Airlines.
    · 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 Kathmandu travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Tokyo to Kathmandu is September, when demand for travel is lower.
  • After crunching the numbers on our January flight calendar, it's currently cheapest to fly from Tokyo to Kathmandu on January 29, 2026 with Thai AirAsia X, with prices starting at US$418.
  • You can land at any one of the following hubs in Kathmandu, with Narita International Airport to Tribhuvan International Airport (NRT-KTM) is by far the most common option on this route: Tribhuvan International Airport (KTM).
  • The time difference between Kathmandu and Tokyo is 3h.
  • 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.

Trip.com Airline Insights on Flights from Tokyo to Kathmandu

Which airline offers the cheapest direct flights from Tokyo to Kathmandu?

Data is based on the average price of all nonstop flights from Tokyo to Kathmandu on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Thai AirAsia X provides the lowest-priced direct flights from Tokyo to Kathmandu, with fares starting at US$401.

US$319
US$401
US$484
US$567
US$649
Thai AirAsia X
US$401
Thai AirAsia X
Air China
US$451
Air China
Biman Bangladesh Airlines
US$623
Biman Bangladesh Airlines
Thai Airways
US$640
Thai Airways
Nepal Airlines
US$649
Nepal Airlines
Air India
US$649
Air India