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Tribhuvan International Airport to Colombo Bandaranaike International Airport flight

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

      • Cheapest nonstop
        KTM 13:15
        3h 35m
        Direct
        CMB 16:35
        Kathmandu - Colombo | Sat, May 9 | SriLankan Airlines
        CMB 08:20
        3h 40m
        Direct
        KTM 12:15
        Colombo - Kathmandu | Sat, May 16 | SriLankan Airlines
        US$534 US$597
        11% off
        11% off
        US$597 US$534
      • KTM 13:15
        3h 35m
        Direct
        CMB 16:35
        Kathmandu - Colombo | Sat, Jun 13 | SriLankan Airlines
        CMB 08:20
        3h 40m
        Direct
        KTM 12:15
        Colombo - Kathmandu | Tue, Jun 16 | SriLankan Airlines
        US$549 US$597
        8% off
        8% off
        US$597 US$549
      • KTM 06:30
        24h 45m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Thu, May 14 | Air India
        CMB 17:05
        15h 45m
        1 stop
        KTM 09:05
        Colombo - Kathmandu | Thu, May 21 | Air India
        US$378 US$597
        37% off
        37% off
        US$597 US$378
      • KTM 06:30
        24h 45m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Sat, May 16 | Air India
        CMB 19:15
        27h 30m
        1 stop
        KTM 23:00
        Colombo - Kathmandu | Fri, May 22 | Air India
        US$416
        30% off
        US$597 US$416
      • KTM 07:35
        10h 55m
        1 stop
        CMB 18:15
        Kathmandu - Colombo | Fri, May 22 | Air India
        CMB 08:00
        14h 45m
        1 stop
        KTM 23:00
        Colombo - Kathmandu | Fri, May 29 | Air India
        US$436
        27% off
        US$597 US$436
      • KTM 06:30
        9h 50m
        1 stop
        CMB 16:05
        Kathmandu - Colombo | Sat, May 30 | Air India
        CMB 08:00
        11h 55m
        1 stop
        KTM 20:10
        Colombo - Kathmandu | Fri, Jun 5 | Air India
        US$442
        26% off
        US$597 US$442
      • KTM 06:30
        24h 45m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Fri, May 29 | Air India
        CMB 17:05
        15h 35m
        1 stop
        KTM 08:55
        Colombo - Kathmandu | Tue, Jun 2 | Air India
        US$448
        25% off
        US$597 US$448
      • KTM 06:45
        24h 30m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Fri, May 15 | Air India
        CMB 08:00
        14h 45m
        1 stop
        KTM 23:00
        Colombo - Kathmandu | Wed, May 20 | Air India
        US$449
        25% off
        US$597 US$449
      • KTM 21:10
        10h 5m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Sun, May 17 | Air India
        CMB 08:00
        11h 55m
        1 stop
        KTM 20:10
        Colombo - Kathmandu | Thu, May 21 | Air India
        US$456
        24% off
        US$597 US$456
      • KTM 13:25
        9h 10m
        1 stop
        CMB 22:20
        Kathmandu - Colombo | Mon, Jun 15 | Nepal Airlines
        CMB 00:40
        17h 15m
        1 stop
        KTM 18:10
        Colombo - Kathmandu | Mon, Jun 22 | SriLankan Airlines
        US$465
        22% off
        US$597 US$465
      • KTM 13:25
        9h 10m
        1 stop
        CMB 22:20
        Kathmandu - Colombo | Thu, Jun 25 | Nepal Airlines
        CMB 00:40
        17h 15m
        1 stop
        KTM 18:10
        Colombo - Kathmandu | Thu, Jul 2 | SriLankan Airlines
        US$471
        21% off
        US$597 US$471
      • KTM 07:35
        23h 40m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Thu, May 28 | Air India
        CMB 17:05
        15h 35m
        1 stop
        KTM 08:55
        Colombo - Kathmandu | Tue, Jun 2 | Air India
        US$486
        19% off
        US$597 US$486
      • KTM 13:00
        17h 25m
        1 stop
        CMB 14:00
        Kathmandu - Colombo | Sun, May 10 | Normal Airline
        CMB 15:00
        6h
        Direct
        KTM 16:00
        Colombo - Kathmandu | Tue, May 12 | Normal Airline
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      • Cheapest nonstop
        KTM 13:15
        3h 35m
        Direct
        CMB 16:35
        Kathmandu - Colombo | Sat, Jun 27 | SriLankan Airlines
        US$357 US$393
        9% off
        9% off
        US$393 US$357
      • KTM 13:15
        3h 35m
        Direct
        CMB 16:35
        Kathmandu - Colombo | Wed, Jun 3 | SriLankan Airlines
        US$361 US$393
        8% off
        8% off
        US$393 US$361
      • KTM 06:30
        24h 45m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Tue, May 26 | Air India
        US$207 US$393
        47% off
        47% off
        US$393 US$207
      • KTM 06:45
        24h 30m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Mon, Jun 22 | Air India
        US$209
        47% off
        US$393 US$209
      • KTM 06:30
        24h 45m
        1 stop
        CMB 07:00
        Kathmandu - Colombo | Thu, Jul 2 | Air India
        US$215
        45% off
        US$393 US$215
      • KTM 10:50
        11h 20m
        1 stop
        CMB 21:55
        Kathmandu - Colombo | Wed, Jun 10 | IndiGo
        US$230
        41% off
        US$393 US$230
      • KTM 15:10
        17h 50m
        1 stop
        CMB 08:45
        Kathmandu - Colombo | Tue, Jun 16 | IndiGo
        US$231
        41% off
        US$393 US$231
      • KTM 15:10
        17h 50m
        1 stop
        CMB 08:45
        Kathmandu - Colombo | Fri, Jun 26 | IndiGo
        US$233
        41% off
        US$393 US$233
      • KTM 15:10
        17h 50m
        1 stop
        CMB 08:45
        Kathmandu - Colombo | Mon, Jun 15 | IndiGo
        US$233
        41% off
        US$393 US$233
      • KTM 15:10
        17h 50m
        1 stop
        CMB 08:45
        Kathmandu - Colombo | Sat, Jun 27 | IndiGo
        US$233
        41% off
        US$393 US$233
      • KTM 15:10
        17h 50m
        1 stop
        CMB 08:45
        Kathmandu - Colombo | Thu, Jun 18 | IndiGo
        US$237
        40% off
        US$393 US$237
      • KTM 20:50
        25h 20m
        1 stop
        CMB 21:55
        Kathmandu - Colombo | Wed, May 20 | IndiGo
        US$239
        39% off
        US$393 US$239
      • KTM 13:00
        17h 25m
        1 stop
        CMB 14:00
        Kathmandu - Colombo | Sun, May 10 | Normal Airline
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Displayed flight fares from Kathmandu to Colombo 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 Colombo Bandaranaike International Airport

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

The data is based on the past 12 months and shows the average one-way ticket prices from Tribhuvan International Airport to Colombo Bandaranaike 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 Tribhuvan International Airport to Colombo Bandaranaike International Airport are usually in September, with an average price of US$277. It is best to avoid November, when the average price can reach US$403.

US$403
US$340
US$277
US$214
    Cheapest
  • US$346
    May
  • US$357
    Jun
  • US$303
    Jul
  • US$308
    Aug
  • US$277
    Sep
  • US$364
    Oct
  • US$403
    Nov
  • US$402
    Dec
  • US$363
    Jan
  • US$372
    Feb
  • US$375
    Mar
  • US$361
    Apr

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

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

Based on Trip.com's data from the past 12 months, October is often the month to find the lowest fares from Tribhuvan International Airport to Colombo Bandaranaike International Airport, with an average price of US$238. June is usually the most expensive month, with an average price reaching US$701.

US$701
US$470
US$238
US$7
    Cheapest
  • US$538
    May
  • US$701
    Jun
  • US$528
    Jul
  • US$605
    Aug
  • US$373
    Sep
  • US$238
    Oct
  • US$531
    Nov
  • US$626
    Dec
  • US$550
    Jan
  • US$593
    Feb
  • US$592
    Mar
  • US$424
    Apr

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

The data is based on the past 12 months and shows the average ticket prices from Tribhuvan International Airport to Colombo Bandaranaike 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 Tribhuvan International Airport to Colombo Bandaranaike International Airport is Saturday, with average prices usually lower than other days. Avoid departing on Sunday as prices are typically highest on that day.

US$390
US$353
US$315
US$278
    Cheapest
  • US$363
    Mon
  • US$338
    Tue
  • US$352
    Wed
  • US$374
    Thu
  • US$325
    Fri
  • US$315
    Sat
  • US$390
    Sun

Selected Airlines from Tribhuvan International Airport to Colombo Bandaranaike International Airport

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

Air India
From US$208
Nepal Airlines
From US$236
Bhutan Airlines
From US$245
Air India Express
From US$251
IndiGo
From US$261
Biman Bangladesh Airlines
From US$285
Qatar Airways
From US$330
Air Arabia
From US$331
Buddha Air
From US$332
SriLankan Airlines
From US$357

Find more flights and airlines

Flight Schedule from Tribhuvan International Airport to Colombo Bandaranaike International Airport

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. 6E1158

    Tribhuvan International Airport

    15:10

    KTM

    2h 45m

    Direct

    17:40

    BOM

    S M T W T F S
    Search

  2. UL144

    Chhatrapati Shivaji Maharaj International Airport

    20:40

    BOM

    2h 30m

    Direct

    23:10

    CMB

    S - T W T F S

  3. 6E1152

    Tribhuvan International Airport

    10:50

    KTM

    2h 5m

    Direct

    12:40

    DEL

    S M T W T F S
    Search

  4. 6E1169

    Indira Gandhi International Airport

    18:25

    DEL

    3h 30m

    Direct

    21:55

    CMB

    S M T W - F S

  5. RA225

    Tribhuvan International Airport

    15:25

    KTM

    3h

    Direct

    18:10

    BLR

    - M - W - F -
    Search

  6. 6E6562

    Kempegowda International Airport

    21:50

    BLR

    1h 5m

    Direct

    22:55

    MAA

    S M T W T F S

  7. 6E1171

    Chennai International Airport

    01:20

    MAA

    1h 20m

    Direct

    02:40

    CMB

    S M T W T F S

  8. 6E1158

    Tribhuvan International Airport

    15:10

    KTM

    2h 45m

    Direct

    17:40

    BOM

    S M T W T F S
    Search

  9. 6E1185

    Chhatrapati Shivaji Maharaj International Airport

    06:15

    BOM

    2h 30m

    Direct

    08:45

    CMB

    S M T W T F S

  10. AI216

    Tribhuvan International Airport

    07:35

    KTM

    1h 55m

    Direct

    09:15

    DEL

    S M T W T F S
    Search

  11. AI277

    Indira Gandhi International Airport

    00:25

    DEL

    3h 35m

    Direct

    04:00

    CMB

    S M T W T F S

  12. AI224

    Tribhuvan International Airport

    06:30

    KTM

    2h 5m

    Direct

    08:20

    DEL

    S M T W T F S
    Search

  13. AI277

    Indira Gandhi International Airport

    00:25

    DEL

    3h 35m

    Direct

    04:00

    CMB

    S M T W T F S

  14. 6E1162

    Tribhuvan International Airport

    20:50

    KTM

    1h 50m

    Direct

    22:25

    DEL

    S M T W T F S
    Search

  15. 6E1169

    Indira Gandhi International Airport

    18:25

    DEL

    3h 30m

    Direct

    21:55

    CMB

    S M T W - F S

  16. IX873

    Tribhuvan International Airport

    14:45

    KTM

    3h

    Direct

    17:30

    BLR

    S - - - T - -
    Search

  17. IX1472

    Kempegowda International Airport

    06:30

    BLR

    1h 10m

    Direct

    07:40

    MAA

    S M T W T F S

  18. 6E1173

    Chennai International Airport

    19:40

    MAA

    1h 20m

    Direct

    21:00

    CMB

    S M T W T F S
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Tribhuvan International Airport to Colombo Bandaranaike International Airport Flights Info

Flight distance2,356.62 km
Cheapest one-way ticket priceUS$207
Cheapest return ticket priceUS$378

FAQs for Tribhuvan International Airport to Colombo Bandaranaike International Airport Flights

  • How long is a flight from Tribhuvan International Airport to Colombo Bandaranaike International Airport?

    It takes around 3 hours 35 minutes to fly from Tribhuvan International Airport (ktm) to Colombo Bandaranaike International Airport (cmb).
  • There are around 1 daily flights from Tribhuvan International Airport (KTM) to Colombo Bandaranaike International Airport (CMB).
  • Tickets cost around US$361 in July, making it the cheapest month to book. Tribhuvan International Airport (KTM) to Colombo Bandaranaike International Airport (CMB) is a popular route, so don't forget to book your tickets in advance.
  • The route from Tribhuvan International Airport (KTM) to Colombo Bandaranaike International Airport (CMB) is quite popular. Without considering departure times or holidays, tickets cost around US$523 in May, the most expensive month to book this route.
    • The distance from Colombo Bandaranaike International Airport to downtown is about 29 km. It takes about 40 minutes by taxi.
  • The closest airport to Colombo Bandaranaike International Airport (CMB) is Katugastota Airport. The distance is around 85 km.
  • SriLankan Airlines is a very popular airline operating an average of 372 flights per month.