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Tribhuvan International Airport to Suvarnabhumi Airport flight

Search for flights from Kathmandu to Bangkok and check out affordable one-way and round-trip options.

      • Cheapest nonstop
        KTM 11:10
        3h 20m
        Direct
        BKK 15:45
        Kathmandu - Bangkok | Sat, Jun 20 | Nepal Airlines
        BKK 16:45
        3h 30m
        Direct
        KTM 19:00
        Bangkok - Kathmandu | Thu, Jun 25 | Nepal Airlines
        S$ 398 S$ 515
        23% off
        23% off
        S$ 515 S$ 398
      • KTM 11:10
        3h 20m
        Direct
        BKK 15:45
        Kathmandu - Bangkok | Sat, Jun 13 | Nepal Airlines
        BKK 16:45
        3h 30m
        Direct
        KTM 19:00
        Bangkok - Kathmandu | Thu, Jun 18 | Nepal Airlines
        S$ 422 S$ 515
        18% off
        18% off
        S$ 515 S$ 422
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Sun, May 31 | Srilankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 3 | Srilankan Airlines
        S$ 351 S$ 515
        32% off
        32% off
        S$ 515 S$ 351
      • KTM 13:15
        15h 45m
        1 stop
        BKK 06:15
        Kathmandu - Bangkok | Sun, Jun 14 | Srilankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 17 | Srilankan Airlines
        S$ 358
        30% off
        S$ 515 S$ 358
      • KTM 13:40
        15h 20m
        1 stop
        BKK 06:15
        Kathmandu - Bangkok | Wed, Jun 17 | Srilankan Airlines
        BKK 13:55
        23h 35m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Sat, Jun 20 | Srilankan Airlines
        S$ 367
        28% off
        S$ 515 S$ 367
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Sun, Jun 7 | Srilankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 10 | Srilankan Airlines
        S$ 377
        27% off
        S$ 515 S$ 377
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Mon, Jun 15 | Srilankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 17 | Srilankan Airlines
        S$ 377
        27% off
        S$ 515 S$ 377
      • KTM 13:40
        21h 50m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Wed, Jun 10 | Srilankan Airlines
        BKK 13:55
        23h 35m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Sat, Jun 13 | Srilankan Airlines
        S$ 380
        26% off
        S$ 515 S$ 380
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Thu, Jun 11 | Srilankan Airlines
        BKK 13:55
        23h 35m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Sat, Jun 13 | Srilankan Airlines
        S$ 380
        26% off
        S$ 515 S$ 380
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Thu, May 28 | Srilankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 3 | Srilankan Airlines
        S$ 390
        24% off
        S$ 515 S$ 390
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Mon, Jun 8 | Srilankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 10 | Srilankan Airlines
        S$ 390
        24% off
        S$ 515 S$ 390
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Thu, Jun 4 | Srilankan Airlines
        BKK 13:55
        23h 35m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Sun, Jun 7 | Srilankan Airlines
        S$ 394
        23% off
        S$ 515 S$ 394
      • KTM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Kathmandu - Bangkok | Mon, May 11 | Normal Airline
        BKK 15:00
        6h
        Direct
        KTM 16:00
        Bangkok - Kathmandu | Wed, May 13 | Normal Airline
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      • Cheapest nonstop
        KTM 11:10
        3h 20m
        Direct
        BKK 15:45
        Kathmandu - Bangkok | Sat, Jun 20 | Nepal Airlines
        S$ 249 S$ 311
        20% off
        20% off
        S$ 311 S$ 249
      • KTM 11:10
        3h 20m
        Direct
        BKK 15:45
        Kathmandu - Bangkok | Wed, Jul 8 | Nepal Airlines
        S$ 255 S$ 311
        18% off
        18% off
        S$ 311 S$ 255
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Mon, Jun 8 | Srilankan Airlines
        S$ 222 S$ 311
        28% off
        28% off
        S$ 311 S$ 222
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Sun, Jun 14 | Srilankan Airlines
        S$ 222
        28% off
        S$ 311 S$ 222
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Mon, Jun 29 | Srilankan Airlines
        S$ 222
        28% off
        S$ 311 S$ 222
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Sun, Jun 21 | Srilankan Airlines
        S$ 223
        28% off
        S$ 311 S$ 223
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Thu, Jun 11 | Srilankan Airlines
        S$ 223
        28% off
        S$ 311 S$ 223
      • KTM 13:15
        15h 45m
        1 stop
        BKK 06:15
        Kathmandu - Bangkok | Thu, Jun 18 | Srilankan Airlines
        S$ 223
        28% off
        S$ 311 S$ 223
      • KTM 13:40
        21h 50m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Wed, Jun 17 | Srilankan Airlines
        S$ 227
        27% off
        S$ 311 S$ 227
      • KTM 13:40
        15h 20m
        1 stop
        BKK 06:15
        Kathmandu - Bangkok | Wed, May 27 | Srilankan Airlines
        S$ 228
        27% off
        S$ 311 S$ 228
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Sun, May 31 | Srilankan Airlines
        S$ 230
        26% off
        S$ 311 S$ 230
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Mon, Jun 22 | Srilankan Airlines
        S$ 243
        22% off
        S$ 311 S$ 243
      • KTM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Kathmandu - Bangkok | Mon, May 11 | 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 S$ 260. May sees the highest fares, around S$ 333.

S$ 333
S$ 297
S$ 260
S$ 224
    Cheapest
  • S$ 333
    May
  • S$ 286
    Jun
  • S$ 263
    Jul
  • S$ 275
    Aug
  • S$ 293
    Sep
  • S$ 317
    Oct
  • S$ 280
    Nov
  • S$ 260
    Dec
  • S$ 277
    Jan
  • S$ 274
    Feb
  • S$ 265
    Mar
  • S$ 300
    Apr

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 July, with an average price of S$ 398. April sees the highest fares, around S$ 776.

S$ 776
S$ 587
S$ 398
S$ 209
    Cheapest
  • S$ 557
    May
  • S$ 537
    Jun
  • S$ 398
    Jul
  • S$ 460
    Aug
  • S$ 466
    Sep
  • S$ 502
    Oct
  • S$ 515
    Nov
  • S$ 486
    Dec
  • S$ 434
    Jan
  • S$ 452
    Feb
  • S$ 401
    Mar
  • S$ 776
    Apr

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.

S$ 360
S$ 327
S$ 293
S$ 260
    Cheapest
  • S$ 311
    Mon
  • S$ 360
    Tue
  • S$ 294
    Wed
  • S$ 337
    Thu
  • S$ 293
    Fri
  • S$ 346
    Sat
  • S$ 352
    Sun

Selected Airlines from Tribhuvan International Airport to Suvarnabhumi Airport

See which airlines fly from Kathmandu to Bangkok. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Srilankan Airlines
From S$ 222
Air India
From S$ 249
Nepal Airlines
From S$ 279
Thai Airways
From S$ 284
Malaysia Airlines
From S$ 286
IndiGo
From S$ 297
Air India Express
From S$ 307
Biman Bangladesh Airlines
From S$ 335
Singapore Airlines
From S$ 393
Air Arabia
From S$ 486

Find more flights and airlines

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. UL182

    Tribhuvan International Airport

    13:15

    KTM

    3h 35m

    Direct

    16:35

    CMB

    S - T W - - S
    Search

  2. UL402

    Colombo Bandaranaike International Airport

    01:05

    CMB

    3h 40m

    Direct

    06:15

    BKK

    S M T - - - S

  3. UL182

    Tribhuvan International Airport

    13:15

    KTM

    3h 35m

    Direct

    16:35

    CMB

    S - T W - - S
    Search

  4. UL404

    Colombo Bandaranaike International Airport

    07:35

    CMB

    3h 40m

    Direct

    12:45

    BKK

    S M T W T F S

  5. AI218

    Tribhuvan International Airport

    14:00

    KTM

    1h 50m

    Direct

    15:35

    DEL

    S M T W T F S
    Search

  6. AI2355

    Indira Gandhi International Airport

    09:25

    DEL

    4h 10m

    Direct

    15:05

    BKK

    S M T W T F S

  7. AI224

    Tribhuvan International Airport

    06:30

    KTM

    2h 5m

    Direct

    08:20

    DEL

    S M T W T F S
    Search

  8. AI2336

    Indira Gandhi International Airport

    01:40

    DEL

    4h 30m

    Direct

    07:40

    BKK

    S M T W T F S

  9. AI220

    Tribhuvan International Airport

    17:00

    KTM

    2h 10m

    Direct

    18:55

    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. AI214

    Tribhuvan International Airport

    10:05

    KTM

    1h 55m

    Direct

    11:45

    DEL

    S M T W T F S
    Search

  12. AI2355

    Indira Gandhi International Airport

    09:25

    DEL

    4h 10m

    Direct

    15:05

    BKK

    S M T W T F S

  13. AI224

    Tribhuvan International Airport

    06:30

    KTM

    2h 5m

    Direct

    08:20

    DEL

    S M T W T F S
    Search

  14. AI2355

    Indira Gandhi International Airport

    09:25

    DEL

    4h 10m

    Direct

    15:05

    BKK

    S M T W T F S
Find more flights and airlines

Tribhuvan International Airport to Suvarnabhumi Airport Flights Info

Flight distance2,231.87km
Cheapest one-way ticket priceS$ 222
Cheapest return ticket priceS$ 351

FAQs for Tribhuvan International Airport to Suvarnabhumi Airport Flights

  • How long is a flight from Tribhuvan International Airport (KTM) to Suvarnabhumi Airport (BKK)?

    It takes around 3 hours 27 minutes to fly from Tribhuvan International Airport (ktm) to Suvarnabhumi Airport (bkk).
  • There are around 2 daily flights from Tribhuvan International Airport (KTM) to Suvarnabhumi Airport (BKK).
  • Tickets cost around S$ 365 in June, making it the cheapest month to book. Tribhuvan International Airport (KTM) to Suvarnabhumi Airport (BKK) is a popular route, so don't forget to book your tickets in advance.
  • The route from Tribhuvan International Airport (KTM) to Suvarnabhumi Airport (BKK) is quite popular. Without considering departure times or holidays, tickets cost around S$ 599 in May, 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.

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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.

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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.