Kathmandu to Colombo (KTM–CMB) — Airlines, Schedules & Connections

KTM Airport Page →
1,462 mi airlines charter/private 4/wk
On-time Some delays Frequent delays
Flight Schedule 2 flights Verified 23m ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
UL182
UL SriLankan
32A
1:40 PM
+0545 TI
5:00 PM
+0530
3h 35m
—
M T W T F S S
Prices
✓
←
UL181
UL SriLankan
32A
8:45 AM
+0530
12:40 PM
+0545
3h 40m
—
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
BLR Bengaluru 5h 33m IXRA → 6EAFAI Bengaluru (BLR) to Colombo flights
DEL New Delhi 6h 20m 6EAIKL → 6EAIJL New Delhi (DEL) to Colombo flights
BOM Mumbai 8h 18m 6E → 6EAFAI Mumbai (BOM) to Colombo flights
KUL Sepang 9h 3m H9MHOD → AKJLMH Sepang (KUL) to Colombo flights
DXB Dubai 10h 3m EKFZH9 → ACAZDE Dubai (DXB) to Colombo flights
BKK Bangkok 10h 10m RATG → 8MAYJL Bangkok (BKK) to Colombo flights
AUH Abu Dhabi 10h 40m EY → AZETEY Abu Dhabi (AUH) to Colombo flights
DOH Doha 10h 50m H9QRRA → ASATAY Doha (DOH) to Colombo flights
SIN Singapore 12h 15m SQ → 8MAYJL Singapore (SIN) to Colombo flights
HKG Hong Kong 12h 31m CXRA → AYCX Hong Kong (HKG) to Colombo flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Kathmandu to Colombo
1 carrier, 4 flights/week nonstop.
1 Airlines 1,462 mi 3h 35m nonstop -0.25h behind

KTM–CMB is served by 1 airline with nonstop service. SriLankan Airlines leads the route. The flight covers 1,462 miles in approximately 3h 35m. Beyond nonstop, 1-stop connecting options are also available.

Also explore KTM Routes CMB Routes KTM Live Flights CMB Live Flights
All flights from Colombo (CMB) Colombo to Kathmandu flights
Carriers on this route

Airline Landscape

All carriers operating nonstop KTM–CMB service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
UL SriLankan Airlines 4 32A 3h35 – Oneworld –
Aircraft on this route
32A Airbus A320 – UL
Alliance coverage
Oneworld: UL (4 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Schedule

Weekly Schedule Pattern

Nonstop flight frequency by day of week, KTM to CMB direction.
Mon
1
flight
Tue
0
flights
Wed
1
flight
Thu
1
flight
Fri
0
flights
Sat
0
flights
Sun
1
flight
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
4
Outbound / wk
4
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for KTM to CMB.
1-STOP
One-Stop Connections
19
Hubs
~5h
Fastest
~28h
Longest
BLR ~5h 33m DEL ~6h 20m DMK ~8h 15m BOM ~8h 18m KUL ~9h 3m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
499
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-0.25h
Colombo is 0.25 hours behind Kathmandu.
KTM: +0545 · CMB: +0530

When it's 6:00 PM in Kathmandu, it's 5.75:00 PM in Colombo.
Distance & Flight Time
1,462 mi / 2,353 km
Nonstop flight time is approximately 3h 35m gate to gate.
Facts

KTM–CMB Quick Facts

Key statistics for the Kathmandu to Colombo route.
Route details
Distance1,462 mi / 2,353 km
Flight time3h 35m
Time difference-0.25 hours
Airlines (nonstop)1
Weekly flights4 out / 4 return
1-stop connectionsAvailable
Origin: KTM
Full nameTribhuvan International Airport
IATA / ICAOKTM / VNKT
TimezoneAsia/Kathmandu
Passengers/yr5.5M
Elevation4,390 ft / 1,338 m
Destination: CMB
Full nameBandaranaike International Colombo Airport
IATA / ICAOCMB / VCBI
TimezoneAsia/Colombo
Passengers/yr8.8M
Elevation30 ft / 9 m
FAQ

Frequently Asked Questions

Common questions about KTM to CMB flights.
Nonstop flights from Tribhuvan International Airport to Bandaranaike International Colombo Airport take about 3h 35m gate to gate. The route covers 1,462 miles.
1 airline operates flights from KTM to CMB: SriLankan Airlines.
This route has limited weekly service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Kempegowda, Indira Gandhi and Chhatrapati Shivaji Maharaj.
Colombo is 0.25 hours behind Kathmandu.
Yes, return flights from CMB to KTM are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from KTM to CMB

Tribhuvan International Airport (KTM) and Bandaranaike International Colombo Airport (CMB) are connected by nonstop service from SriLankan Airlines. With 4 weekly departures, this is a regularly served route.

KTM to CMB Flight Duration and Schedule

Nonstop flight time from KTM to CMB is about 3 hours 35 minutes gate to gate. The route covers a distance of 1,462 miles (2,353 km). There are approximately 4 weekly flights outbound and 4 return, totaling 8 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Kempegowda, Indira Gandhi and Chhatrapati Shivaji Maharaj. Two-stop connections are also available via intermediate hubs.