Istanbul to Kathmandu (IST–KTM) — Airlines, Schedules & Connections

IST Airport Page →
3,298 mi airlines 5/wk
On-time Some delays Frequent delays
Flight Schedule 2 flights Verified 50m ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
✓
→
TK726
TK Turkish
333
8:25 PM
+03
6:15 AM+1
+0545
7h 5m
—
M T W T F S S
Prices
✓
←
TK727
TK Turkish
333
8:10 AM
+0545
1:35 PM
+03
8h 10m
—
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Istanbul to Kathmandu
1 carrier, 5 flights/week nonstop.
1 Airlines 5 Flights/wk 3,298 mi 7h 5m nonstop +2.75h ahead 15 1-stop hubs

IST–KTM is served by 1 airline with nonstop service. Turkish Airlines leads the route. The flight covers 3,298 miles in approximately 7h 5m. Beyond nonstop, 15 hubs offer 1-stop connections.

Also explore IST Routes KTM Routes IST Live Flights KTM Live Flights
Carriers on this route

Airline Landscape

All carriers operating nonstop IST–KTM service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TK Turkish Airlines 5 333 7h05 – Star Alliance –
Aircraft on this route
333 Airbus A330-300 – TK
Alliance coverage
Star Alliance: TK (5 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, IST to KTM direction.
Mon
1
flight
Tue
0
flights
Wed
1
flight
Thu
1
flight
Fri
0
flights
Sat
1
flight
Sun
1
flight
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
1
Nonstop flights
5
Outbound / wk
5
Return / wk
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IST to KTM.
1-STOP
One-Stop Connections
15
Hubs
~15h
Fastest
~27h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
962
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
+2.75h
Kathmandu is 2.75 hours ahead of Istanbul.
IST: +03 · KTM: +0545

When it's 6:00 PM in Istanbul, it's 8.75:00 PM in Kathmandu.
Distance & Flight Time
3,298 mi / 5,307 km
Nonstop flight time is approximately 7h 5m.
Getting to IST

Istanbul Metro M11 Gayrettepe–İstanbul Havalimanı line connects the airport to the broader metro network; from Gayrettepe (Mecidiyeköy/Levent area) the journey is about 35 minutes (₺60–70 with Istanbulkart). The line runs roughly 5am to midnight.Havaist express buses serve Taksim, Kadıköy, and other major hubs (₺50–80, 45–90 minutes depending on traffic). Taxis use a meter; expect ₺400–600 from Taksim or Sultanahmet. The airport is 35km northwest of the city; traffic on the O-7 motorway can be severe during peak hours.

Facts

IST–KTM Quick Facts

Key statistics for the Istanbul to Kathmandu route.
Route details
Distance3,298 mi / 5,307 km
Flight time7h 5m
Time difference+2.75 hours
Airlines (nonstop)1
Weekly flights5 out / 5 return
1-stop connections15 hubs
Origin: IST
Full nameİstanbul Airport
IATA / ICAOIST / LTFM
TimezoneEurope/Istanbul
Passengers/yr80.1M
Elevation325 ft / 99 m
Destination: KTM
Full nameTribhuvan International Airport
IATA / ICAOKTM / VNKT
TimezoneAsia/Kathmandu
Passengers/yr5.5M
Elevation4,390 ft / 1,338 m
FAQ

Frequently Asked Questions

Common questions about IST to KTM flights.
Nonstop flights from İstanbul Airport to Tribhuvan International Airport take approximately 7h 5m. The route covers 3,298 miles.
1 airline operates nonstop service: Turkish Airlines.
There are approximately 5 nonstop flights per week from IST to KTM. The return direction has about 5 weekly flights.
Yes, 1-stop connections are available through BOM, CMB, TFU, AUH, DEL, DAC, SHJ, DXB, KUL, DOH, ICN, BKK, HKG, CAN and SIN. These options provide additional schedule flexibility.
Kathmandu is 2.75 hours ahead of Istanbul.
Yes, return flights from KTM to IST 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 IST to KTM

İstanbul Airport (IST) and Tribhuvan International Airport (KTM) are connected by nonstop service from Turkish Airlines. With 5 weekly departures, this is a regularly served route.

IST to KTM Flight Duration and Schedule

Nonstop flight time from IST to KTM ranges from 7 hours 5 minutes. The route covers a distance of 3,298 miles (5,307 km). There are approximately 5 weekly flights outbound and 5 return, totaling 10 flights per week in both directions.

Connecting Options and Alternatives

15 one-stop connections are available, with the fastest taking approximately 15 hours via BOM. Two-stop connections are also available via intermediate hubs.