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Suvarnabhumi Airport to Tribhuvan International Airport flight

Explore the cheapest one-way and round-trip flights from Suvarnabhumi Airport to Tribhuvan International Airport over the next 90 days, with one-way fares from AU$290 and round-trip from AU$581. Based on Trip.com's latest 7-day flight data.

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

Trip.com Price Insights: Flights from Suvarnabhumi Airport to Tribhuvan International Airport

What is the cheapest month to fly from Suvarnabhumi Airport to Tribhuvan International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Suvarnabhumi Airport to Tribhuvan International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Suvarnabhumi Airport to Tribhuvan International Airport are usually in September, with an average price of AU$350. It is best to avoid February, when the average price can reach AU$400.

AU$400
AU$375
AU$350
AU$325
    Cheapest
  • AU$385
    Nov
  • AU$356
    Dec
  • AU$390
    Jan
  • AU$400
    Feb
  • AU$386
    Mar
  • AU$371
    Apr
  • AU$381
    May
  • AU$376
    Jun
  • AU$368
    Jul
  • AU$364
    Aug
  • AU$350
    Sep
  • AU$382
    Oct

What is the cheapest month to fly return from Suvarnabhumi Airport to Tribhuvan International Airport?

The data is based on the past 12 months and shows the average monthly return fares from Suvarnabhumi Airport to Tribhuvan International Airport in the Trip.com database.

Based on Trip.com's data from the past 12 months, July is often the month to find the lowest fares from Suvarnabhumi Airport to Tribhuvan International Airport, with an average price of AU$703. October is usually the most expensive month, with an average price reaching AU$907.

AU$907
AU$805
AU$703
AU$601
    Cheapest
  • AU$864
    Nov
  • AU$813
    Dec
  • AU$865
    Jan
  • AU$815
    Feb
  • AU$877
    Mar
  • AU$896
    Apr
  • AU$752
    May
  • AU$751
    Jun
  • AU$703
    Jul
  • AU$762
    Aug
  • AU$733
    Sep
  • AU$907
    Oct

What is the cheapest day of the week to fly from Suvarnabhumi Airport to Tribhuvan International Airport?

The data is based on the past 12 months and shows the average ticket prices from Suvarnabhumi Airport to Tribhuvan International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Suvarnabhumi Airport to Tribhuvan International Airport is Wednesday, with average prices usually lower than other days. Avoid departing on Saturday as prices are typically highest on that day.

AU$455
AU$415
AU$374
AU$334
    Cheapest
  • AU$384
    Mon
  • AU$426
    Tue
  • AU$374
    Wed
  • AU$425
    Thu
  • AU$393
    Fri
  • AU$455
    Sat
  • AU$448
    Sun

Which airline offers the cheapest flights from Suvarnabhumi Airport to Tribhuvan International Airport?

The cheapest airline flying from Suvarnabhumi Airport to Tribhuvan International Airport is Nepal Airlines (from AU$290) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Nepal Airlines
From AU$290
Air India
From AU$315
Air India Express
From AU$319
China Southern Airlines
From AU$321
IndiGo
From AU$329
SriLankan Airlines
From AU$339
Thai Airways
From AU$344
Thai Vietjet Air
From AU$344
9 Air
From AU$438
Spring Airlines
From AU$512

Find more flights and airlines

What is the flight schedule from Suvarnabhumi Airport to Tribhuvan International Airport?

Check the schedule for flights from Bangkok to Kathmandu and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule
  1. RA402

    16:45

    BKK

    3h 30m

    19:00

    KTM

    S - - - T - -
    Search
  2. AI2333

    08:40

    BKK

    4h 25m

    Direct

    11:35

    DEL

    S M T W T F S
    Search
  3. AI211

    18:35

    DEL

    1h 50m

    Direct

    20:40

    KTM

    S M T W T F S
  4. AI2303

    22:25

    BKK

    4h 45m

    Direct

    01:40

    DEL

    S M T W T F S
    Search
  5. AI217

    11:40

    DEL

    2h

    Direct

    13:55

    KTM

    S M T W T F S
  6. AI2303

    22:25

    BKK

    4h 45m

    Direct

    01:40

    DEL

    S M T W T F S
    Search
  7. AI219

    14:30

    DEL

    1h 45m

    Direct

    16:30

    KTM

    S M T W T F S
  8. IX895

    16:25

    BKK

    4h 5m

    Direct

    19:00

    BLR

    S M T W T F S
    Search
  9. IX948

    10:20

    BLR

    3h 10m

    Direct

    13:45

    KTM

    S M T - T F S
  10. CZ8100

    13:45

    BKK

    3h 15m

    Direct

    18:00

    CAN

    - - T W T F -
    Search
  11. CZ6067

    08:40

    CAN

    5h 5m

    Direct

    11:30

    KTM

    S M T W T F S
  12. AI2333

    08:40

    BKK

    4h 25m

    Direct

    11:35

    DEL

    S M T W T F S
    Search
  13. AI213

    07:00

    DEL

    1h 50m

    Direct

    09:05

    KTM

    S M T W T F S
  14. AI2335

    17:55

    BKK

    4h 30m

    Direct

    20:55

    DEL

    S M T W T F S
    Search
  15. AI223

    22:05

    DEL

    1h 55m

    Direct

    00:15

    KTM

    S M T W T F S
  16. CZ3082

    15:55

    BKK

    3h 5m

    Direct

    20:00

    CAN

    S M T W T F S
    Search
  17. CZ3067

    19:55

    CAN

    4h 50m

    Direct

    22:30

    KTM

    S M T W T F S
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About Suvarnabhumi Airport and Tribhuvan International Airport

Learn about Suvarnabhumi Airport (BKK) and Tribhuvan International Airport (KTM) — including location, terminals, transportation, and travel tips.

Flight distance 2,231.87km
Cheapest one-way ticket price AU$290
Cheapest return ticket price AU$581

FAQs for Suvarnabhumi Airport to Tribhuvan International Airport Flights

  • How long is the flight from Suvarnabhumi Airport to Tribhuvan International Airport?

    Suvarnabhumi Airport to Tribhuvan International Airport takes about 3 hours 11 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 daily flights from Suvarnabhumi Airport (BKK) to Tribhuvan International Airport (KTM).
  • The earliest flight from Suvarnabhumi Airport to Tribhuvan International Airport departs at 10:15, and the last departs at 21:15, with about 3 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Suvarnabhumi Airport (BKK) to Tribhuvan International Airport (KTM) is quite popular. Without considering departure times or holidays, tickets cost around AU$549 in December, the most expensive month to book this route.
    • The distance from Tribhuvan International Airport to downtown is about 3km, by taxi about 20 minutes.
  • The closest airport to Tribhuvan International Airport (KTM) is Bharatpur Airport. The distance is around 91km.
  • Thai Airways is a very popular airline operating an average of 534 flights per month.
  • One-way flights from Suvarnabhumi Airport to Tribhuvan International Airport currently start from AU$290, and round-trip fares start from AU$581. The current lowest fare is a Nepal Airlines flight departing on Fri, Nov 13; prices may vary depending on availability.
  • Yes. Thai Airways and Nepal Airlines operate direct flights from Suvarnabhumi Airport to Tribhuvan International Airport, with an average flight time of 3 hours 11 minutes, and around 14 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Suvarnabhumi Airport to Tribhuvan International Airport is AU$452. Prices may vary depending on the departure date, airline, and availability.
  • Suvarnabhumi Airport to Tribhuvan International Airport operates around 16 weekly flights, mainly by Thai Airways and Nepal Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Suvarnabhumi Airport and Tribhuvan International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.