Flights from Ko Samui to Sri Lanka (USM to LK)

Discover more affordable dates and routes for flights from Ko Samui to Sri Lanka (USM to LK) within a date range.

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£748

11:45am - 10:00pm
Wed Jan 21st 2026

11h 45m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 643 Depart at 11:45am from Ko Samui (USM) Fly for 2h 0m Arrive at 2:45pm in Singapore (SIN)

Layover in Singapore for 3h 50m

Wed Jan 21st 2026 AirAsia · AK 716 Depart at 6:35pm from Singapore (SIN) Fly for 1h 0m Arrive at 7:35pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 1h 25m

Wed Jan 21st 2026 AirAsia · AK 47 Depart at 9:00pm from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 10:00pm in Colombo (CMB)
£748

8:55am - 10:00pm
Wed Jan 21st 2026

14h 35m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 641 Depart at 8:55am from Ko Samui (USM) Fly for 2h 5m Arrive at 12:00pm in Singapore (SIN)

Layover in Singapore for 6h 35m

Wed Jan 21st 2026 AirAsia · AK 716 Depart at 6:35pm from Singapore (SIN) Fly for 1h 0m Arrive at 7:35pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 1h 25m

Wed Jan 21st 2026 AirAsia · AK 47 Depart at 9:00pm from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 10:00pm in Colombo (CMB)
£787

11:45am - 10:00pm
Wed Jan 21st 2026

11h 45m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 643 Depart at 11:45am from Ko Samui (USM) Fly for 2h 0m Arrive at 2:45pm in Singapore (SIN)

Layover in Singapore for 1h 25m

Wed Jan 21st 2026 Scoot · TR 472 Depart at 4:10pm from Singapore (SIN) Fly for 1h 10m Arrive at 5:20pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 3h 40m

Wed Jan 21st 2026 AirAsia · AK 47 Depart at 9:00pm from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 10:00pm in Colombo (CMB)
£815

7:25pm - 10:00pm
Wed Jan 21st 2026

28h 5m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 649 Depart at 7:25pm from Ko Samui (USM) Fly for 2h 0m Arrive at 10:25pm in Singapore (SIN)

Layover in Singapore for 6h 25m

Thu Jan 22nd 2026 Scoot · TR 456 Depart at 4:50am from Singapore (SIN) Fly for 1h 5m Arrive at 5:55am in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 15h 5m

Thu Jan 22nd 2026 AirAsia · AK 47 Depart at 9:00pm from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 10:00pm in Colombo (CMB)
£867

12:25pm - 9:25am
Wed Jan 21st 2026

22h 30m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 265 Depart at 12:25pm from Ko Samui (USM) Fly for 0h 50m Arrive at 1:15pm in Krabi (KBV)

Layover in Krabi for 4h 45m

Wed Jan 21st 2026 AirAsia · AK 861 Depart at 6:00pm from Krabi (KBV) Fly for 1h 30m Arrive at 8:30pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 11h 55m

Thu Jan 22nd 2026 AirAsia · AK 45 Depart at 8:25am from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 9:25am in Colombo (CMB)
£886

3:50pm - 9:25am
Wed Jan 21st 2026

19h 5m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 401 Depart at 3:50pm from Ko Samui (USM) Fly for 1h 0m Arrive at 4:50pm in Phuket City (HKT)

Layover in Phuket City for 2h 20m

Wed Jan 21st 2026 AirAsia · AK 827 Depart at 7:10pm from Phuket City (HKT) Fly for 1h 35m Arrive at 9:45pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 10h 40m

Thu Jan 22nd 2026 AirAsia · AK 45 Depart at 8:25am from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 9:25am in Colombo (CMB)
£898

9:20am - 10:00pm
Wed Jan 21st 2026

14h 10m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 407 Depart at 9:20am from Ko Samui (USM) Fly for 1h 0m Arrive at 10:20am in Phuket City (HKT)

Layover in Phuket City for 3h 0m

Wed Jan 21st 2026 Batik Air Malaysia · OD 541 Depart at 1:20pm from Phuket City (HKT) Fly for 1h 40m Arrive at 4:00pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 5h 0m

Wed Jan 21st 2026 AirAsia · AK 47 Depart at 9:00pm from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 10:00pm in Colombo (CMB)
£909

9:20am - 10:00pm
Wed Jan 21st 2026

14h 10m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 407 Depart at 9:20am from Ko Samui (USM) Fly for 1h 0m Arrive at 10:20am in Phuket City (HKT)

Layover in Phuket City for 3h 10m

Wed Jan 21st 2026 AirAsia · AK 825 Depart at 1:30pm from Phuket City (HKT) Fly for 1h 35m Arrive at 4:05pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 4h 55m

Wed Jan 21st 2026 AirAsia · AK 47 Depart at 9:00pm from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 10:00pm in Colombo (CMB)
£957

11:10am - 10:00pm
Wed Jan 21st 2026

12h 20m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 259 Depart at 11:10am from Ko Samui (USM) Fly for 1h 0m Arrive at 12:10pm in Phuket City (HKT)

Layover in Phuket City for 2h 20m

Wed Jan 21st 2026 Thai Lion Air · SL 757 Depart at 2:30pm from Phuket City (HKT) Fly for 1h 25m Arrive at 3:55pm in Bangkok (DMK)

Layover in Bangkok for 4h 10m

Wed Jan 21st 2026 Thai AirAsia · FD 140 Depart at 8:05pm from Bangkok (DMK) Fly for 3h 25m Arrive at 10:00pm in Colombo (CMB)
£1019

12:30pm - 10:00pm
Wed Jan 21st 2026

11h 0m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 253 Depart at 12:30pm from Ko Samui (USM) Fly for 1h 0m Arrive at 1:30pm in Phuket City (HKT)

Layover in Phuket City for 2h 20m

Wed Jan 21st 2026 Thai AirAsia · FD 3026 Depart at 3:50pm from Phuket City (HKT) Fly for 1h 30m Arrive at 5:20pm in Bangkok (DMK)

Layover in Bangkok for 2h 45m

Wed Jan 21st 2026 Thai AirAsia · FD 140 Depart at 8:05pm from Bangkok (DMK) Fly for 3h 25m Arrive at 10:00pm in Colombo (CMB)
£1019

11:10am - 10:00pm
Wed Jan 21st 2026

12h 20m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 259 Depart at 11:10am from Ko Samui (USM) Fly for 1h 0m Arrive at 12:10pm in Phuket City (HKT)

Layover in Phuket City for 3h 40m

Wed Jan 21st 2026 Thai AirAsia · FD 3026 Depart at 3:50pm from Phuket City (HKT) Fly for 1h 30m Arrive at 5:20pm in Bangkok (DMK)

Layover in Bangkok for 2h 45m

Wed Jan 21st 2026 Thai AirAsia · FD 140 Depart at 8:05pm from Bangkok (DMK) Fly for 3h 25m Arrive at 10:00pm in Colombo (CMB)
£1020

7:25pm - 5:15pm
Wed Jan 21st 2026

23h 20m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 649 Depart at 7:25pm from Ko Samui (USM) Fly for 2h 0m Arrive at 10:25pm in Singapore (SIN)

Layover in Singapore for 10h 20m

Thu Jan 22nd 2026 Air India Limited · AI 347 Depart at 8:45am from Singapore (SIN) Fly for 4h 15m Arrive at 10:30am in Chennai (MAA)

Layover in Chennai for 5h 25m

Thu Jan 22nd 2026 SriLankan Airlines · UL 128 Depart at 3:55pm from Chennai (MAA) Fly for 1h 20m Arrive at 5:15pm in Colombo (CMB)
£1056

11:45am - 11:30pm
Wed Jan 21st 2026

13h 15m
Ko Samui (USM) → Colombo (CMB)

1 Stop

Wed Jan 21st 2026 Scoot · TR 643 Depart at 11:45am from Ko Samui (USM) Fly for 2h 0m Arrive at 2:45pm in Singapore (SIN)

Layover in Singapore for 7h 25m

Wed Jan 21st 2026 Singapore Airlines · SQ 468 Depart at 10:10pm from Singapore (SIN) Fly for 3h 50m Arrive at 11:30pm in Colombo (CMB)
£1059

8:55am - 7:55pm
Wed Jan 21st 2026

12h 30m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 641 Depart at 8:55am from Ko Samui (USM) Fly for 2h 5m Arrive at 12:00pm in Singapore (SIN)

Layover in Singapore for 2h 20m

Wed Jan 21st 2026 IndiGo Airlines · 6E 1026 Depart at 2:20pm from Singapore (SIN) Fly for 4h 10m Arrive at 4:00pm in Chennai (MAA)

Layover in Chennai for 2h 35m

Wed Jan 21st 2026 IndiGo Airlines · 6E 1173 Depart at 6:35pm from Chennai (MAA) Fly for 1h 20m Arrive at 7:55pm in Colombo (CMB)
£1072

7:25pm - 9:50am
Wed Jan 21st 2026

15h 55m
Ko Samui (USM) → Colombo (CMB)

1 Stop

Wed Jan 21st 2026 Scoot · TR 649 Depart at 7:25pm from Ko Samui (USM) Fly for 2h 0m Arrive at 10:25pm in Singapore (SIN)

Layover in Singapore for 10h 5m

Thu Jan 22nd 2026 Singapore Airlines · SQ 462 Depart at 8:30am from Singapore (SIN) Fly for 3h 50m Arrive at 9:50am in Colombo (CMB)
£1110

7:25pm - 3:50pm
Wed Jan 21st 2026

21h 55m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 649 Depart at 7:25pm from Ko Samui (USM) Fly for 2h 0m Arrive at 10:25pm in Singapore (SIN)

Layover in Singapore for 6h 25m

Thu Jan 22nd 2026 Scoot · TR 456 Depart at 4:50am from Singapore (SIN) Fly for 1h 5m Arrive at 5:55am in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 9h 0m

Thu Jan 22nd 2026 SriLankan Airlines · UL 315 Depart at 2:55pm from Kuala Lumpur (KUL) Fly for 3h 25m Arrive at 3:50pm in Colombo (CMB)
£1153

7:25pm - 12:50pm
Wed Jan 21st 2026

18h 55m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Scoot · TR 649 Depart at 7:25pm from Ko Samui (USM) Fly for 2h 0m Arrive at 10:25pm in Singapore (SIN)

Layover in Singapore for 7h 45m

Thu Jan 22nd 2026 IndiGo Airlines · 6E 1002 Depart at 6:10am from Singapore (SIN) Fly for 4h 10m Arrive at 7:50am in Chennai (MAA)

Layover in Chennai for 3h 40m

Thu Jan 22nd 2026 IndiGo Airlines · 6E 1175 Depart at 11:30am from Chennai (MAA) Fly for 1h 20m Arrive at 12:50pm in Colombo (CMB)
£1246

1:25pm - 10:00pm
Wed Jan 21st 2026

10h 5m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 963 Depart at 1:25pm from Ko Samui (USM) Fly for 1h 55m Arrive at 4:20pm in Singapore (SIN)

Layover in Singapore for 2h 15m

Wed Jan 21st 2026 AirAsia · AK 716 Depart at 6:35pm from Singapore (SIN) Fly for 1h 0m Arrive at 7:35pm in Kuala Lumpur (KUL)

Layover in Kuala Lumpur for 1h 25m

Wed Jan 21st 2026 AirAsia · AK 47 Depart at 9:00pm from Kuala Lumpur (KUL) Fly for 3h 30m Arrive at 10:00pm in Colombo (CMB)
£1345

3:50pm - 12:01am
Wed Jan 21st 2026

9h 41m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 401 Depart at 3:50pm from Ko Samui (USM) Fly for 1h 0m Arrive at 4:50pm in Phuket City (HKT)

Layover in Phuket City for 2h 35m

Wed Jan 21st 2026 Thai Airways · TG 218 Depart at 7:25pm from Phuket City (HKT) Fly for 1h 35m Arrive at 9:00pm in Bangkok (BKK)

Layover in Bangkok for 0h 55m

Wed Jan 21st 2026 Thai Airways · TG 307 Depart at 9:55pm from Bangkok (BKK) Fly for 3h 36m Arrive at 12:01am in Colombo (CMB)
£1345

3:05pm - 12:01am
Wed Jan 21st 2026

10h 26m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 255 Depart at 3:05pm from Ko Samui (USM) Fly for 1h 0m Arrive at 4:05pm in Phuket City (HKT)

Layover in Phuket City for 3h 20m

Wed Jan 21st 2026 Thai Airways · TG 218 Depart at 7:25pm from Phuket City (HKT) Fly for 1h 35m Arrive at 9:00pm in Bangkok (BKK)

Layover in Bangkok for 0h 55m

Wed Jan 21st 2026 Thai Airways · TG 307 Depart at 9:55pm from Bangkok (BKK) Fly for 3h 36m Arrive at 12:01am in Colombo (CMB)
£1415

7:00pm - 6:25am
Wed Jan 21st 2026

12h 55m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Bangkok Airways · PG 403 Depart at 7:00pm from Ko Samui (USM) Fly for 1h 0m Arrive at 8:00pm in Phuket City (HKT)

Layover in Phuket City for 2h 20m

Wed Jan 21st 2026 IndiGo Airlines · 6E 1090 Depart at 10:20pm from Phuket City (HKT) Fly for 4h 25m Arrive at 1:15am in Mumbai (BOM)

Layover in Mumbai for 2h 40m

Thu Jan 22nd 2026 IndiGo Airlines · 6E 1185 Depart at 3:55am from Mumbai (BOM) Fly for 2h 30m Arrive at 6:25am in Colombo (CMB)
£1477

11:45am - 9:10pm
Wed Jan 21st 2026

10h 55m
Ko Samui (USM) → Colombo (CMB)

1 Stop

Wed Jan 21st 2026 Scoot · TR 643 Depart at 11:45am from Ko Samui (USM) Fly for 2h 0m Arrive at 2:45pm in Singapore (SIN)

Layover in Singapore for 5h 5m

Wed Jan 21st 2026 SriLankan Airlines · UL 309 Depart at 7:50pm from Singapore (SIN) Fly for 3h 50m Arrive at 9:10pm in Colombo (CMB)
£1555

4:25pm - 11:30pm
Wed Jan 21st 2026

8h 35m
Ko Samui (USM) → Colombo (CMB)

1 Stop

Wed Jan 21st 2026 Bangkok Airways · PG 961 Depart at 4:25pm from Ko Samui (USM) Fly for 1h 55m Arrive at 7:20pm in Singapore (SIN)

Layover in Singapore for 2h 50m

Wed Jan 21st 2026 Singapore Airlines · SQ 468 Depart at 10:10pm from Singapore (SIN) Fly for 3h 50m Arrive at 11:30pm in Colombo (CMB)
£1976

1:25pm - 9:10pm
Wed Jan 21st 2026

9h 15m
Ko Samui (USM) → Colombo (CMB)

1 Stop

Wed Jan 21st 2026 Bangkok Airways · PG 963 Depart at 1:25pm from Ko Samui (USM) Fly for 1h 55m Arrive at 4:20pm in Singapore (SIN)

Layover in Singapore for 3h 30m

Wed Jan 21st 2026 SriLankan Airlines · UL 309 Depart at 7:50pm from Singapore (SIN) Fly for 3h 50m Arrive at 9:10pm in Colombo (CMB)
£2076

8:30pm - 8:45am
Wed Jan 21st 2026

13h 45m
Ko Samui (USM) → Colombo (CMB)

2 Stops

Wed Jan 21st 2026 Thai Airways · TG 5590 Depart at 8:30pm from Ko Samui (USM) Fly for 1h 15m Arrive at 9:45pm in Bangkok (BKK)

Layover in Bangkok for 1h 40m

Wed Jan 21st 2026 Thai Airways · TG 331 Depart at 11:25pm from Bangkok (BKK) Fly for 4h 25m Arrive at 2:20am in New Delhi (DEL)

Layover in New Delhi for 2h 50m

Thu Jan 22nd 2026 SriLankan Airlines · UL 192 Depart at 5:10am from New Delhi (DEL) Fly for 3h 35m Arrive at 8:45am in Colombo (CMB)
£2252

10:00am - 4:30pm
Wed Jan 21st 2026

32h 0m
Ko Samui (USM) → Colombo (CMB)

3 Stops

Wed Jan 21st 2026 Emirates · EK 4415 Depart at 10:00am from Ko Samui (USM) Fly for 1h 15m Arrive at 11:15am in Bangkok (BKK)

Layover in Bangkok for 2h 30m

Wed Jan 21st 2026 Emirates · EK 384 Depart at 1:45pm from Bangkok (BKK) Fly for 2h 55m Arrive at 5:40pm in Hong Kong (HKG)

Layover in Hong Kong for 6h 45m

Thu Jan 22nd 2026 Qatar Airways · QR 815 Depart at 12:25am from Hong Kong (HKG) Fly for 9h 20m Arrive at 4:45am in Doha (DOH)

Layover in Doha for 4h 30m

Thu Jan 22nd 2026 Qatar Airways · QR 654 Depart at 9:15am from Doha (DOH) Fly for 4h 45m Arrive at 4:30pm in Colombo (CMB)

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@sarahbb1

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John Ford

@eyupitsjohn

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Roaming Sonaa

@roamingsonaa

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Andy Travels

@andy_travels

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Travel With Bender

@travelwitbender

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Wesley Mergard

@travel.with.wes

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Flights from Ko Samui to Sri Lanka (USM to LK)

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