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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
        Nonstop
        BKK 15:45
        Kathmandu - Bangkok | Mon, Jun 15 | Nepal Airlines
        BKK 16:45
        3h 30m
        Nonstop
        KTM 19:00
        Bangkok - Kathmandu | Wed, Jun 17 | Nepal Airlines
        €236 €344
        31% off
        31% off
        €344 €236
      • KTM 11:10
        3h 20m
        Nonstop
        BKK 15:45
        Kathmandu - Bangkok | Mon, Jun 29 | Nepal Airlines
        DMK 12:00
        3h 20m
        Nonstop
        KTM 14:05
        Bangkok - Kathmandu | Fri, Jul 3 | Thai Lion Air
        €247 €344
        28% off
        28% off
        €344 €247
      • KTM 11:10
        3h 20m
        Nonstop
        BKK 15:45
        Kathmandu - Bangkok | Fri, Jun 5 | Nepal Airlines
        BKK 16:45
        3h 30m
        Nonstop
        KTM 19:00
        Bangkok - Kathmandu | Mon, Jun 8 | Nepal Airlines
        €260 €344
        24% off
        24% off
        €344 €260
      • KTM 11:10
        3h 20m
        Nonstop
        BKK 15:45
        Kathmandu - Bangkok | Fri, Jun 12 | Nepal Airlines
        BKK 16:45
        3h 30m
        Nonstop
        KTM 19:00
        Bangkok - Kathmandu | Fri, Jun 19 | Nepal Airlines
        €262
        24% off
        €344 €262
      • KTM 13:30
        3h 30m
        Nonstop
        BKK 18:15
        Kathmandu - Bangkok | Wed, Jun 17 | Thai Airways
        DMK 12:00
        3h 20m
        Nonstop
        KTM 14:05
        Bangkok - Kathmandu | Fri, Jun 19 | Thai Lion Air
        €264
        23% off
        €344 €264
      • KTM 10:05
        9h 5m
        1 stop
        BKK 20:25
        Kathmandu - Bangkok | Wed, Jun 17 | Air India
        DMK 12:00
        3h 20m
        Nonstop
        KTM 14:05
        Bangkok - Kathmandu | Fri, Jun 19 | Thai Lion Air
        €249
        28% off
        €344 €249
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Thu, Jun 11 | SriLankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 17 | SriLankan Airlines
        €249
        28% off
        €344 €249
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Thu, Jun 4 | SriLankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jun 10 | SriLankan Airlines
        €261
        24% off
        €344 €261
      • KTM 06:30
        9h 10m
        1 stop
        BKK 16:55
        Kathmandu - Bangkok | Sat, May 16 | Air India
        DMK 11:10
        3h 20m
        Nonstop
        KTM 13:15
        Bangkok - Kathmandu | Sat, May 23 | Thai Lion Air
        €262
        24% off
        €344 €262
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Mon, Jun 29 | SriLankan Airlines
        BKK 15:20
        22h 10m
        1 stop
        KTM 12:15
        Bangkok - Kathmandu | Wed, Jul 1 | SriLankan Airlines
        €271
        21% off
        €344 €271
      • KTM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Kathmandu - Bangkok | Mon, May 4 | Normal Airline
        BKK 15:00
        6h
        Nonstop
        KTM 16:00
        Bangkok - Kathmandu | Wed, May 6 | Normal Airline
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      • Cheapest nonstop
        KTM 11:10
        3h 20m
        Nonstop
        BKK 15:45
        Kathmandu - Bangkok | Sun, Jun 21 | Nepal Airlines
        €148 €207
        28% off
        28% off
        €207 €148
      • KTM 11:10
        3h 20m
        Nonstop
        BKK 15:45
        Kathmandu - Bangkok | Sun, Jun 28 | Nepal Airlines
        €155 €207
        25% off
        25% off
        €207 €155
      • KTM 11:10
        3h 20m
        Nonstop
        BKK 15:45
        Kathmandu - Bangkok | Sun, Jun 14 | Nepal Airlines
        €160 €207
        23% off
        23% off
        €207 €160
      • KTM 13:40
        21h 50m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Fri, Jun 12 | SriLankan Airlines
        €145
        30% off
        €207 €145
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Sat, Jun 13 | SriLankan Airlines
        €149
        28% off
        €207 €149
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Wed, Jun 10 | SriLankan Airlines
        €151
        27% off
        €207 €151
      • KTM 13:40
        21h 50m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Fri, Jun 5 | SriLankan Airlines
        €151
        27% off
        €207 €151
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Wed, Jul 1 | SriLankan Airlines
        €152
        27% off
        €207 €152
      • KTM 13:15
        22h 15m
        1 stop
        BKK 12:45
        Kathmandu - Bangkok | Tue, Jun 9 | SriLankan Airlines
        €163
        21% off
        €207 €163
      • KTM 14:40
        28h 30m
        1 stop
        BKK 20:25
        Kathmandu - Bangkok | Thu, Jun 18 | Air India
        €163
        21% off
        €207 €163
      • KTM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Kathmandu - Bangkok | Mon, May 4 | Normal Airline
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Displayed flight fares from Kathmandu to Bangkok 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 Tribhuvan International Airport to Suvarnabhumi Airport

What is the cheapest month for one-way flights from Tribhuvan International Airport to Suvarnabhumi Airport?

Data is based on average one-way flight prices from Tribhuvan International Airport to Suvarnabhumi Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Tribhuvan International Airport to Suvarnabhumi Airport, the best time to buy is in December, with an average price of €174. You’ll want to avoid April, when the average price can reach as high as €249.

€249
€212
€174
€137
    Cheapest
  • €249
    Apr
  • €217
    May
  • €192
    Jun
  • €176
    Jul
  • €185
    Aug
  • €196
    Sep
  • €213
    Oct
  • €188
    Nov
  • €174
    Dec
  • €185
    Jan
  • €184
    Feb
  • €178
    Mar

What’s the cheapest month to fly round-trip from Tribhuvan International Airport to Suvarnabhumi Airport?

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

Based on Trip.com’s data from the past 12 months, July is typically the cheapest month to find flights from Tribhuvan International Airport to Suvarnabhumi Airport, with an average price of €267. In contrast, April is usually the most expensive month, with average fares reaching €426.

€426
€347
€267
€188
    Cheapest
  • €426
    Apr
  • €350
    May
  • €360
    Jun
  • €267
    Jul
  • €309
    Aug
  • €312
    Sep
  • €336
    Oct
  • €345
    Nov
  • €326
    Dec
  • €291
    Jan
  • €303
    Feb
  • €269
    Mar

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

The data is based on the past 12 months and shows the average ticket prices from Tribhuvan International Airport to Suvarnabhumi 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 day to depart from Tribhuvan International Airport to Suvarnabhumi Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Tuesday, as ticket prices are usually the highest that day.

€236
€214
€192
€170
    Cheapest
  • €207
    Mon
  • €236
    Tue
  • €192
    Wed
  • €226
    Thu
  • €193
    Fri
  • €233
    Sat
  • €236
    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 €150
Nepal Airlines
From €159
Air India
From €166
Thai Airways
From €199
Air India Express
From €211
IndiGo
From €214
Biman Bangladesh Airlines
From €227
Malaysia Airlines
From €240
Singapore Airlines
From €275
China Eastern Airlines
From €331

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. RA401

    Tribhuvan International Airport

    11:10

    KTM

    3h 20m

    15:45

    BKK

    S - T - T - -
    Search

  2. AI212

    Tribhuvan International Airport

    21:10

    KTM

    2h 10m

    Nonstop

    23:05

    DEL

    S M T W T F S
    Search

  3. AI2336

    Indira Gandhi International Airport

    01:10

    DEL

    4h

    Nonstop

    06:40

    BKK

    S M T W T F S

  4. AI224

    Tribhuvan International Airport

    06:30

    KTM

    2h 5m

    Nonstop

    08:20

    DEL

    S M T W T F S
    Search

  5. AI2332

    Indira Gandhi International Airport

    11:15

    DEL

    4h 25m

    Nonstop

    17:10

    BKK

    S M T W T F S

  6. AI214

    Tribhuvan International Airport

    10:05

    KTM

    1h 55m

    Nonstop

    11:45

    DEL

    S M T W T F S
    Search

  7. AI2304

    Indira Gandhi International Airport

    14:30

    DEL

    4h 25m

    Nonstop

    20:25

    BKK

    S M T W T F S

  8. UL182

    Tribhuvan International Airport

    13:15

    KTM

    3h 35m

    Nonstop

    16:35

    CMB

    S - T W - - S
    Search

  9. UL402

    Colombo Bandaranaike International Airport

    01:05

    CMB

    3h 40m

    Nonstop

    06:15

    BKK

    S - T W - - S

  10. AI214

    Tribhuvan International Airport

    10:05

    KTM

    1h 55m

    Nonstop

    11:45

    DEL

    S M T W T F S
    Search

  11. AI2336

    Indira Gandhi International Airport

    01:10

    DEL

    4h

    Nonstop

    06:40

    BKK

    S M T W T F S

  12. AI212

    Tribhuvan International Airport

    21:10

    KTM

    2h 10m

    Nonstop

    23:05

    DEL

    S M T W T F S
    Search

  13. AI2304

    Indira Gandhi International Airport

    14:30

    DEL

    4h 25m

    Nonstop

    20:25

    BKK

    S M T W T F S

  14. UL182

    Tribhuvan International Airport

    13:15

    KTM

    3h 35m

    Nonstop

    16:35

    CMB

    S - T W - - S
    Search

  15. UL404

    Colombo Bandaranaike International Airport

    07:35

    CMB

    3h 40m

    Nonstop

    12:45

    BKK

    S M T W T F S

  16. AI216

    Tribhuvan International Airport

    07:35

    KTM

    1h 55m

    Nonstop

    09:15

    DEL

    S M T W T F S
    Search

  17. AI2336

    Indira Gandhi International Airport

    01:10

    DEL

    4h

    Nonstop

    06:40

    BKK

    S M T W T F S
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Tribhuvan International Airport to Suvarnabhumi Airport Flights Info

Flight distance2,231.87 km
Cheapest one-way ticket price€145
Cheapest return ticket price€236

FAQs for Tribhuvan International Airport to Suvarnabhumi Airport Flights

  • How long does it take to fly 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 €233 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 €421 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 24 km, by taxi about 40 minutes.
    • The distance from Don Mueang International Airport to downtown is about 22 km, by taxi about 40 minutes.
  • Thai Airways is a very popular airline operating an average of 2432 flights per month.

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