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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 €164 and round-trip from €327. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        KTM 11:10
        3h 20m
        Direct
        BKK 15:45
        Kathmandu - Bangkok | Fri, Dec 4 | Nepal Airlines
        BKK 16:45
        3h 30m
        Direct
        KTM 19:00
        Bangkok - Kathmandu | Fri, Dec 11 | Nepal Airlines
        €329 €479
        31% off
        31% off
        €479 €329
      • KTM 11:10
        3h 20m
        Direct
        BKK 15:45
        Kathmandu - Bangkok | Mon, Dec 7 | Nepal Airlines
        BKK 16:45
        3h 30m
        Direct
        KTM 19:00
        Bangkok - Kathmandu | Fri, Dec 11 | Nepal Airlines
        €340 €479
        28% off
        28% off
        €479 €340
      • KTM 00:25
        3h 30m
        Direct
        BKK 05:10
        Kathmandu - Bangkok | Mon, Dec 7 | Thai Airways
        BKK 21:15
        3h 25m
        Direct
        KTM 23:25
        Bangkok - Kathmandu | Thu, Dec 10 | Thai Airways
        €352 €479
        27% off
        27% off
        €479 €352
      • KTM 21:40
        22h 20m
        1 stop
        BKK 21:15
        Kathmandu - Bangkok | Wed, Nov 4 | Air India
        BKK 22:20
        16h 50m
        1 stop
        KTM 13:55
        Bangkok - Kathmandu | Wed, Nov 11 | Air India
        €327
        32% off
        €479 €327
      • KTM 06:30
        10h 40m
        1 stop
        BKK 18:25
        Kathmandu - Bangkok | Mon, Dec 7 | Air India
        BKK 08:05
        16h 5m
        1 stop
        KTM 22:55
        Bangkok - Kathmandu | Thu, Dec 10 | Air India
        €333
        30% off
        €479 €333
      • KTM 21:40
        22h 20m
        1 stop
        BKK 21:15
        Kathmandu - Bangkok | Sun, Nov 8 | Air India
        BKK 06:50
        8h 20m
        1 stop
        KTM 13:55
        Bangkok - Kathmandu | Sun, Nov 15 | Air India
        €340
        28% off
        €479 €340
      • KTM 14:55
        26h 15m
        1 stop
        BKK 18:25
        Kathmandu - Bangkok | Sat, Nov 7 | Air India
        BKK 22:20
        19h 5m
        1 stop
        KTM 16:10
        Bangkok - Kathmandu | Mon, Nov 9 | Air India
        €346
        28% off
        €479 €346
      • KTM 21:40
        19h 15m
        1 stop
        BKK 18:10
        Kathmandu - Bangkok | Mon, Nov 9 | Air India
        BKK 19:25
        19h 45m
        1 stop
        KTM 13:55
        Bangkok - Kathmandu | Fri, Nov 13 | Air India
        €352
        27% off
        €479 €352
      • KTM 21:40
        19h
        1 stop
        BKK 17:55
        Kathmandu - Bangkok | Tue, Nov 3 | Air India
        BKK 19:05
        20h 5m
        1 stop
        KTM 13:55
        Bangkok - Kathmandu | Fri, Nov 6 | Air India
        €352
        27% off
        €479 €352
      • KTM 21:40
        15h 15m
        1 stop
        BKK 14:10
        Kathmandu - Bangkok | Tue, Nov 10 | Air India
        BKK 19:25
        22h
        1 stop
        KTM 16:10
        Bangkok - Kathmandu | Tue, Nov 17 | Air India
        €356
        26% off
        €479 €356
      • KTM 21:40
        22h 20m
        1 stop
        BKK 21:15
        Kathmandu - Bangkok | Mon, Nov 2 | Air India
        BKK 06:50
        17h 20m
        1 stop
        KTM 22:55
        Bangkok - Kathmandu | Mon, Nov 9 | Air India
        €357
        25% off
        €479 €357
      • KTM 21:40
        22h 20m
        1 stop
        BKK 21:15
        Kathmandu - Bangkok | Thu, Nov 5 | Air India
        BKK 22:20
        9h 30m
        1 stop
        KTM 06:35
        Bangkok - Kathmandu | Sun, Nov 8 | Air India
        €359
        25% off
        €479 €359
      • KTM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Kathmandu - Bangkok | Sat, Oct 10 | Normal Airline
        BKK 15:00
        6h
        Direct
        KTM 16:00
        Bangkok - Kathmandu | Mon, Oct 12 | Normal Airline
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      • Cheapest nonstop
        KTM 11:10
        3h 20m
        Direct
        BKK 15:45
        Kathmandu - Bangkok | Tue, Oct 13 | Nepal Airlines
        €164 €251
        35% off
        35% off
        €251 €164
      • KTM 00:25
        3h 30m
        Direct
        BKK 05:10
        Kathmandu - Bangkok | Tue, Oct 13 | Thai Airways
        €184 €251
        27% off
        27% off
        €251 €184
      • KTM 13:30
        3h 30m
        Direct
        BKK 18:15
        Kathmandu - Bangkok | Wed, Oct 14 | Thai Airways
        €185 €251
        26% off
        26% off
        €251 €185
      • KTM 00:25
        3h 30m
        Direct
        BKK 05:10
        Kathmandu - Bangkok | Tue, Oct 20 | Thai Airways
        €188
        25% off
        €251 €188
      • KTM 07:35
        8h 5m
        1 stop
        BKK 16:55
        Kathmandu - Bangkok | Fri, Oct 9 | Air India
        €179
        28% off
        €251 €179
      • KTM 14:40
        28h 30m
        1 stop
        BKK 20:25
        Kathmandu - Bangkok | Wed, Oct 14 | Air India
        €180
        28% off
        €251 €180
      • KTM 07:35
        29h 25m
        1 stop
        BKK 14:15
        Kathmandu - Bangkok | Sun, Oct 18 | Air India
        €181
        28% off
        €251 €181
      • KTM 17:10
        26h 10m
        1 stop
        BKK 20:35
        Kathmandu - Bangkok | Tue, Nov 17 | Air India
        €185
        26% off
        €251 €185
      • KTM 10:05
        19h 10m
        1 stop
        BKK 06:30
        Kathmandu - Bangkok | Fri, Oct 30 | Air India
        €185
        26% off
        €251 €185
      • KTM 16:40
        27h 50m
        1 stop
        BKK 21:45
        Kathmandu - Bangkok | Tue, Oct 20 | IndiGo
        €187
        25% off
        €251 €187
      • KTM 10:50
        9h 40m
        1 stop
        BKK 21:45
        Kathmandu - Bangkok | Sat, Oct 17 | IndiGo
        €187
        25% off
        €251 €187
      • KTM 20:50
        23h 40m
        1 stop
        BKK 21:45
        Kathmandu - Bangkok | Sun, Oct 18 | IndiGo
        €187
        25% off
        €251 €187
      • KTM 13:00
        17h 25m
        1 stop
        BKK 14:00
        Kathmandu - Bangkok | Sat, Oct 10 | Normal Airline
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Displayed flight fares from Tribhuvan International Airport to Suvarnabhumi Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

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

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

The data is based on the past 12 months and shows the average one-way ticket prices from Tribhuvan International Airport to Suvarnabhumi 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 Tribhuvan International Airport to Suvarnabhumi Airport are usually in December, with an average price of €186. It is best to avoid October, when the average price can reach €244.

€244
€215
€186
€157
    Cheapest
  • €244
    Oct
  • €201
    Nov
  • €186
    Dec
  • €198
    Jan
  • €196
    Feb
  • €190
    Mar
  • €215
    Apr
  • €222
    May
  • €215
    Jun
  • €212
    Jul
  • €227
    Aug
  • €196
    Sep

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

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

Based on Trip.com's data from the past 12 months, March is often the month to find the lowest fares from Tribhuvan International Airport to Suvarnabhumi Airport, with an average price of €287. April is usually the most expensive month, with an average price reaching €556.

€556
€422
€287
€153
    Cheapest
  • €359
    Oct
  • €369
    Nov
  • €348
    Dec
  • €311
    Jan
  • €324
    Feb
  • €287
    Mar
  • €556
    Apr
  • €463
    May
  • €373
    Jun
  • €362
    Jul
  • €362
    Aug
  • €400
    Sep

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 departure day from Tribhuvan International Airport to Suvarnabhumi Airport is Friday, with average prices usually lower than other days. Avoid departing on Tuesday as prices are typically highest on that day.

€258
€241
€223
€206
    Cheapest
  • €231
    Mon
  • €258
    Tue
  • €230
    Wed
  • €248
    Thu
  • €223
    Fri
  • €253
    Sat
  • €253
    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 Nepal Airlines (from €143) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Nepal Airlines
From €143
SriLankan Airlines
From €168
Thai Airways
From €183
IndiGo
From €186
Air India
From €186
China Eastern Airlines
From €275
Air India Express
From €279
Biman Bangladesh Airlines
From €281
Batik Air Malaysia
From €309
China Southern Airlines
From €310

Find more flights and airlines

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. RA401

    Tribhuvan International Airport

    11:10

    KTM

    3h 20m

    15:45

    BKK

    S - - - T - -
    Search

  2. TG320

    Tribhuvan International Airport

    13:30

    KTM

    3h 30m

    18:15

    BKK

    S M T W T F S
    Search

  3. TG310

    Tribhuvan International Airport

    00:25

    KTM

    3h 30m

    05:10

    BKK

    S M T W T F S
    Search

  4. 6E1152

    Tribhuvan International Airport

    10:50

    KTM

    2h 5m

    Direct

    12:40

    DEL

    S M T W T F S
    Search

  5. 6E1053

    Indira Gandhi International Airport

    15:45

    DEL

    4h 30m

    Direct

    21:45

    BKK

    S M T W T F S

  6. AI224

    Tribhuvan International Airport

    06:30

    KTM

    2h 5m

    Direct

    08:20

    DEL

    S M T W T F S
    Search

  7. AI2332

    Indira Gandhi International Airport

    11:00

    DEL

    4h 25m

    Direct

    16:55

    BKK

    S M T W T F S

  8. AI212

    Tribhuvan International Airport

    21:10

    KTM

    2h 10m

    Direct

    23:05

    DEL

    S M T W T F S
    Search

  9. AI2355

    Indira Gandhi International Airport

    08:25

    DEL

    4h 20m

    Direct

    14:15

    BKK

    S M T W T F S

  10. UL182

    Tribhuvan International Airport

    13:15

    KTM

    3h 35m

    Direct

    16:35

    CMB

    S - T W - - S
    Search

  11. UL402

    Bandaranaike International Airport

    01:05

    CMB

    3h 40m

    Direct

    06:15

    BKK

    S M T W T F S

  12. AI212

    Tribhuvan International Airport

    21:10

    KTM

    2h 10m

    Direct

    23:05

    DEL

    S M T W T F S
    Search

  13. AI2332

    Indira Gandhi International Airport

    11:00

    DEL

    4h 25m

    Direct

    16:55

    BKK

    S M T W T F S

  14. UL182

    Tribhuvan International Airport

    13:15

    KTM

    3h 35m

    Direct

    16:35

    CMB

    S - T W - - S
    Search

  15. UL404

    Bandaranaike International Airport

    07:30

    CMB

    3h 35m

    Direct

    12:35

    BKK

    S M T W T F S

  16. AI212

    Tribhuvan International Airport

    21:10

    KTM

    2h 10m

    Direct

    23:05

    DEL

    S M T W T F S
    Search

  17. AI2304

    Indira Gandhi International Airport

    14:30

    DEL

    4h 25m

    Direct

    20:25

    BKK

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

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 €164
Cheapest return ticket price €327

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 59 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 15:10, 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 €447 in November, the most expensive month to book this route.
    • 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 €164, and round-trip fares start from €327. The current lowest fare is a Nepal Airlines flight departing on Tue, Oct 13; 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 58 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 Tribhuvan International Airport to Suvarnabhumi Airport is €371. 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.

Find Cheap Flights with Trip.com

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.