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Tribhuvan International Airport to Suvarnabhumi Airport flight

Explore the cheapest one-way and round-trip flights from Tribhuvan International Airport to Suvarnabhumi Airport over the next 90 days, with one-way fares from € 181 and round-trip from € 298. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Fri, Dec 25 | Thai Airways
      BKK 21:15
      3h 25m
      Direct
      KTM 23:25
      Bangkok - Kathmandu | Thu, Dec 31 | Thai Airways
      € 298 € 411
      27% off
      27% off
      € 411 € 298
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Sun, Dec 20 | Thai Airways
      BKK 10:15
      3h 25m
      Direct
      KTM 12:25
      Bangkok - Kathmandu | Sun, Dec 27 | Thai Airways
      € 299 € 411
      27% off
      27% off
      € 411 € 299
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Dec 21 | Thai Airways
      BKK 10:15
      3h 25m
      Direct
      KTM 12:25
      Bangkok - Kathmandu | Fri, Dec 25 | Thai Airways
      € 300 € 411
      27% off
      27% off
      € 411 € 300
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Wed, Dec 23 | Thai Airways
      BKK 10:15
      3h 25m
      Direct
      KTM 12:25
      Bangkok - Kathmandu | Mon, Dec 28 | Thai Airways
      € 300
      27% off
      € 411 € 300
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Tue, Dec 22 | Thai Airways
      BKK 10:15
      3h 25m
      Direct
      KTM 12:25
      Bangkok - Kathmandu | Sat, Dec 26 | Thai Airways
      € 309
      25% off
      € 411 € 309
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Thu, Dec 24 | Thai Airways
      BKK 10:15
      3h 25m
      Direct
      KTM 12:25
      Bangkok - Kathmandu | Wed, Dec 30 | Thai Airways
      € 310
      25% off
      € 411 € 310
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Fri, Dec 11 | Nepal Airlines
      BKK 16:45
      3h 30m
      Direct
      KTM 19:00
      Bangkok - Kathmandu | Fri, Dec 18 | Nepal Airlines
      € 315
      23% off
      € 411 € 315
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Fri, Dec 25 | Nepal Airlines
      BKK 16:45
      3h 30m
      Direct
      KTM 19:00
      Bangkok - Kathmandu | Fri, Jan 1 | Nepal Airlines
      € 318
      23% off
      € 411 € 318
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Dec 21 | Nepal Airlines
      BKK 16:45
      3h 30m
      Direct
      KTM 19:00
      Bangkok - Kathmandu | Fri, Dec 25 | Nepal Airlines
      € 333
      19% off
      € 411 € 333
    • KTM 13:00
      17h 25m
      1 stop
      BKK 14:00
      Kathmandu - Bangkok | Wed, Oct 28 | Normal Airline
      BKK 15:00
      6h
      Direct
      KTM 16:00
      Bangkok - Kathmandu | Fri, Oct 30 | Normal Airline
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    • Cheapest
      KTM 07:35
      9h 20m
      1 stop
      BKK 18:10
      Kathmandu - Bangkok | Sat, Oct 31 | Air India
      € 181 € 256
      28% off
      28% off
      € 256 € 181
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Fri, Jan 15 | Thai Airways
      € 183 € 266
      31% off
      31% off
      € 266 € 183
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Dec 21 | Thai Airways
      € 190 € 266
      28% off
      28% off
      € 266 € 190
    • KTM 21:40
      19h 15m
      1 stop
      BKK 18:10
      Kathmandu - Bangkok | Thu, Oct 29 | Air India
      € 191
      25% off
      € 256 € 191
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Wed, Dec 23 | Thai Airways
      € 194
      27% off
      € 266 € 194
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Thu, Dec 24 | Thai Airways
      € 194
      27% off
      € 266 € 194
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Jan 18 | Thai Airways
      € 194
      27% off
      € 266 € 194
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Fri, Dec 25 | Thai Airways
      € 195
      24% off
      € 256 € 195
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Sat, Jan 9 | Thai Airways
      € 195
      27% off
      € 266 € 195
    • KTM 13:00
      17h 25m
      1 stop
      BKK 14:00
      Kathmandu - Bangkok | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Fri, Jan 15 | Thai Airways
      € 183 € 266
      31% off
      31% off
      € 266 € 183
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Dec 21 | Thai Airways
      € 190 € 266
      28% off
      28% off
      € 266 € 190
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Wed, Dec 23 | Thai Airways
      € 194 € 266
      27% off
      27% off
      € 266 € 194
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Thu, Dec 24 | Thai Airways
      € 194
      27% off
      € 266 € 194
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Jan 18 | Thai Airways
      € 194
      27% off
      € 266 € 194
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Fri, Dec 25 | Thai Airways
      € 195
      24% off
      € 256 € 195
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Sat, Jan 9 | Thai Airways
      € 195
      27% off
      € 266 € 195
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Dec 28 | Nepal Airlines
      € 195
      50% off
      € 390 € 195
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Tue, Dec 22 | Thai Airways
      € 196
      23% off
      € 256 € 196
    • KTM 13:00
      17h 25m
      1 stop
      BKK 14:00
      Kathmandu - Bangkok | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Fri, Jan 15 | Thai Airways
      € 183 € 404
      55% off
      55% off
      € 404 € 183
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Dec 21 | Thai Airways
      € 190 € 404
      53% off
      53% off
      € 404 € 190
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Wed, Dec 23 | Thai Airways
      € 194 € 404
      52% off
      52% off
      € 404 € 194
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Thu, Dec 24 | Thai Airways
      € 194
      52% off
      € 404 € 194
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Jan 18 | Thai Airways
      € 194
      52% off
      € 404 € 194
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Sat, Jan 9 | Thai Airways
      € 195
      52% off
      € 404 € 195
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Jan 11 | Thai Airways
      € 197
      51% off
      € 404 € 197
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Fri, Dec 25 | Thai Airways
      € 200
      50% off
      € 404 € 200
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Tue, Dec 29 | Thai Airways
      € 200
      50% off
      € 404 € 200
    • KTM 13:00
      17h 25m
      1 stop
      BKK 14:00
      Kathmandu - Bangkok | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Fri, Oct 30 | Nepal Airlines
      € 268 € 739
      64% off
      64% off
      € 739 € 268
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Nov 2 | Nepal Airlines
      € 327 € 739
      56% off
      56% off
      € 739 € 327
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Wed, Oct 28 | Thai Airways
      € 399 € 739
      46% off
      46% off
      € 739 € 399
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Mon, Nov 2 | Thai Airways
      € 411
      44% off
      € 739 € 411
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Thu, Oct 29 | Thai Airways
      € 471
      36% off
      € 739 € 471
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Sun, Nov 1 | Thai Airways
      € 532
      28% off
      € 739 € 532
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Tue, Oct 27 | Thai Airways
      € 538
      27% off
      € 739 € 538
    • KTM 00:25
      3h 30m
      Direct
      BKK 05:10
      Kathmandu - Bangkok | Sat, Oct 31 | Thai Airways
      € 620
      16% off
      € 739 € 620
    • KTM 13:30
      3h 30m
      Direct
      BKK 18:15
      Kathmandu - Bangkok | Fri, Oct 30 | Thai Airways
      € 620
      16% off
      € 739 € 620
    • KTM 13:00
      17h 25m
      1 stop
      BKK 14:00
      Kathmandu - Bangkok | Wed, Oct 28 | Normal Airline
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    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Dec 28 | Nepal Airlines
      € 195 € 390
      50% off
      50% off
      € 390 € 195
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Sat, Dec 19 | Nepal Airlines
      € 204 € 256
      20% off
      20% off
      € 256 € 204
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Jan 11 | Nepal Airlines
      € 204 € 390
      48% off
      48% off
      € 390 € 204
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Fri, Jan 1 | Nepal Airlines
      € 207
      47% off
      € 390 € 207
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Fri, Jan 22 | Nepal Airlines
      € 208
      47% off
      € 390 € 208
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Fri, Dec 25 | Nepal Airlines
      € 232
      41% off
      € 390 € 232
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Dec 14 | Nepal Airlines
      € 232
      41% off
      € 390 € 232
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Dec 7 | Nepal Airlines
      € 262
      33% off
      € 390 € 262
    • KTM 11:10
      3h 20m
      Direct
      BKK 15:45
      Kathmandu - Bangkok | Mon, Nov 30 | Nepal Airlines
      € 266
      32% off
      € 390 € 266
    • KTM 13:00
      17h 25m
      1 stop
      BKK 14:00
      Kathmandu - Bangkok | Wed, Oct 28 | Normal Airline
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

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

Which month has the cheapest one-way flights from Tribhuvan International Airport to Suvarnabhumi Airport?

The data is based on Trip.com data from the past 12 months and shows the average one-way fares by month from Tribhuvan International Airport to Suvarnabhumi Airport.

Based on Trip.com data from the past 12 months, the cheapest one-way flights from Tribhuvan International Airport to Suvarnabhumi Airport are usually in December, with an average price of € 187. October sees the highest fares, around € 275.

€ 275
€ 231
€ 187
€ 143
    Cheapest
  • € 275
    Oct
  • € 201
    Nov
  • € 187
    Dec
  • € 198
    Jan
  • € 197
    Feb
  • € 190
    Mar
  • € 215
    Apr
  • € 222
    May
  • € 215
    Jun
  • € 212
    Jul
  • € 228
    Aug
  • € 196
    Sep

Which month has the cheapest round-trip flights from Tribhuvan International Airport to Suvarnabhumi Airport?

The data is based on Trip.com data from the past 12 months and shows the average round-trip fares by month from Tribhuvan International Airport to Suvarnabhumi Airport.

Based on Trip.com data from the past 12 months, the cheapest round‑trip flights from Tribhuvan International Airport to Suvarnabhumi Airport are usually in March, with an average price of € 287. April sees the highest fares, around € 557.

€ 557
€ 422
€ 287
€ 152
    Cheapest
  • € 296
    Oct
  • € 370
    Nov
  • € 349
    Dec
  • € 311
    Jan
  • € 324
    Feb
  • € 287
    Mar
  • € 557
    Apr
  • € 464
    May
  • € 373
    Jun
  • € 363
    Jul
  • € 362
    Aug
  • € 401
    Sep

Which day of the week has the cheapest flights from Tribhuvan International Airport to Suvarnabhumi Airport?

The data is based on Trip.com data from the past 12 months and shows the average fares by each day of the week from Tribhuvan International Airport to Suvarnabhumi Airport.

Based on Trip.com data from the past 12 months, the cheapest day for flights from Tribhuvan International Airport to Suvarnabhumi Airport is Friday, with average prices lower than other days. Try to avoid departing on Tuesday, as fares are typically the highest.

€ 256
€ 240
€ 224
€ 208
    Cheapest
  • € 233
    Mon
  • € 256
    Tue
  • € 229
    Wed
  • € 249
    Thu
  • € 224
    Fri
  • € 252
    Sat
  • € 252
    Sun

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

The cheapest airline flying from Tribhuvan International Airport to Suvarnabhumi Airport is Thai Airways (from € 190) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Thai Airways
From € 190
Air India
From € 191
Nepal Airlines
From € 205
IndiGo
From € 219
Srilankan Airlines
From € 239
Air India Express
From € 270
China Eastern Airlines
From € 275
Biman Bangladesh Airlines
From € 288
Batik Air Malaysia
From € 314
Himalaya Airlines Pvt. Ltd.
From € 328

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. TG310

    Tribhuvan International Airport

    00:25

    KTM

    3h 30m

    05:10

    BKK

    S M T W T F S
    Search

  2. TG320

    Tribhuvan International Airport

    14:45

    KTM

    3h 27m

    19:27

    BKK

    S M T W T F S
    Search

  3. AI216

    Tribhuvan International Airport

    07:35

    KTM

    1h 55m

    Direct

    09:15

    DEL

    S M T W T F S
    Search

  4. AI2332

    Indira Gandhi International Airport

    11:00

    DEL

    4h 25m

    Direct

    16:55

    BKK

    S M T W T F S

  5. AI214

    Tribhuvan International Airport

    10:05

    KTM

    2h

    Direct

    11:50

    DEL

    S M T W T F S
    Search

  6. AI2304

    Indira Gandhi International Airport

    14:30

    DEL

    4h 25m

    Direct

    20:25

    BKK

    S M T W T F S

  7. AI216

    Tribhuvan International Airport

    07:35

    KTM

    1h 55m

    Direct

    09:15

    DEL

    S M T W T F S
    Search

  8. AI2304

    Indira Gandhi International Airport

    14:30

    DEL

    4h 25m

    Direct

    20:25

    BKK

    S M T W T F S

  9. AI224

    Tribhuvan International Airport

    06:35

    KTM

    1h 55m

    Direct

    08:15

    DEL

    S M T W T F S
    Search

  10. AI2304

    Indira Gandhi International Airport

    14:30

    DEL

    4h 25m

    Direct

    20:25

    BKK

    S M T W T F S

  11. UL182

    Tribhuvan International Airport

    12:50

    KTM

    3h 35m

    Direct

    16:10

    CMB

    S - T W - - S
    Search

  12. UL402

    Bandaranaike International Airport

    01:15

    CMB

    3h 35m

    Direct

    06:20

    BKK

    S M T W T F S

  13. AI212

    Tribhuvan International Airport

    21:10

    KTM

    1h 50m

    Direct

    22:45

    DEL

    S M T W T F S
    Search

  14. AI2332

    Indira Gandhi International Airport

    11:00

    DEL

    4h 25m

    Direct

    16:55

    BKK

    S M T W T F S

  15. UL182

    Tribhuvan International Airport

    12:50

    KTM

    3h 35m

    Direct

    16:10

    CMB

    S - T W - - S
    Search

  16. UL404

    Bandaranaike International Airport

    07:30

    CMB

    3h 35m

    Direct

    12:35

    BKK

    S M T W T F S

  17. AI212

    Tribhuvan International Airport

    21:10

    KTM

    1h 50m

    Direct

    22:45

    DEL

    S M T W T F S
    Search

  18. AI2304

    Indira Gandhi International Airport

    14:30

    DEL

    4h 25m

    Direct

    20:25

    BKK

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

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

Flight distance 2,231.87km
Cheapest one-way ticket price € 181
Cheapest return ticket price € 298

FAQs for Tribhuvan International Airport to Suvarnabhumi Airport Flights

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

    Tribhuvan International Airport to Suvarnabhumi Airport takes about 2 hours 54 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 2 daily flights from Tribhuvan International Airport (KTM) to Suvarnabhumi Airport (BKK).
  • The earliest flight from Tribhuvan International Airport to Suvarnabhumi Airport departs at 00:25, and the last departs at 13:30, 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 Tribhuvan International Airport (KTM) to Suvarnabhumi Airport (BKK) is quite popular. Without considering departure times or holidays, tickets cost around € 458 in November, the most expensive month to book this route.
  • The latest flight departs from Tribhuvan International Airport (KTM) at 21:00 and arrives in Suvarnabhumi Airport (BKK) at 01:45.
    • The distance from Suvarnabhumi Airport to downtown is about 24km, by taxi about 40 minutes.
    • The distance from Don Mueang International Airport to downtown is about 22km, by taxi about 40 minutes.
  • Thai Airways is a very popular airline operating an average of 2432 flights per month.
  • One-way flights from Tribhuvan International Airport to Suvarnabhumi Airport currently start from € 181, and round-trip fares start from € 298. The current lowest fare is a Air India flight departing on Sat, Oct 31; prices may vary depending on availability.
  • Yes. Thai Airways and Nepal Airlines operate direct flights from Tribhuvan International Airport to Suvarnabhumi Airport, with an average flight time of 2 hours 53 minutes, and around 16 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 Tribhuvan International Airport to Suvarnabhumi Airport is € 403. Prices may vary depending on the departure date, airline, and availability.
  • Tribhuvan International Airport to Suvarnabhumi Airport operates around 16 weekly flights, mainly by Thai Airways and Nepal Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Tribhuvan International Airport and Suvarnabhumi 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.

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

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to 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 based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.