Istanbul to Ulaanbaatar (Sergelen) (IST–UBN) — Airlines, Schedules & Connections

IST Airport Page →
3,711 mi airlines 4/wk
On-time Some delays Frequent delays
Flight Schedule 2 flights Verified 29m ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
TK236+1
TK Turkish
333
6:25 PM
+03
7:20 AM+1
+08
7h 55m
M T W T F S S
Prices
TK237+1
TK Turkish
333
9:10 AM
+08
1:45 PM
+03
9h 35m
M T W T F S S
Prices

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No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Istanbul to Ulaanbaatar (Sergelen)
1 carrier, 4 flights/week nonstop.
1 Airlines 4 Flights/wk 3,711 mi 7h 55m nonstop +5h ahead 4 1-stop hubs

IST–UBN is served by 1 airline with nonstop service. Turkish Airlines leads the route. The flight covers 3,711 miles in approximately 7h 55m. Beyond nonstop, 4 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop IST–UBN service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TK Turkish Airlines 4 333 7h55 Star Alliance
Aircraft on this route
333 Airbus A330-300 – TK
Alliance coverage
Star Alliance: TK (4 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

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

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IST to UBN.
1-STOP
One-Stop Connections
4
Hubs
~21h
Fastest
~25h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
236
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.

Travel Essentials

Practical planning for this route.
Time Difference
+5h
Ulaanbaatar (Sergelen) is 5 hours ahead of Istanbul.
IST: +03 · UBN: +08

When it's 6:00 PM in Istanbul, it's 11:00 PM in Ulaanbaatar (Sergelen).
Distance & Flight Time
3,711 mi / 5,971 km
Nonstop flight time is approximately 7h 55m.
Visa & Entry

Turkish passport holders enter Mongolia visa-free for up to 30 days per visit. No advance application is needed. Passport must be valid for at least 6 months beyond the date of entry. A return or onward ticket may be requested at immigration. Turkey and Mongolia share Turkic and Mongol cultural connections, and the visa exemption reflects the bilateral relationship.

At Chinggis Khaan International Airport (UBN) in Ulaanbaatar, immigration stamps your passport after a brief check. For stays beyond 30 days, register with the Mongolian Immigration Agency within 7 days of arrival and apply for an extension. Extensions cost about MNT 31,000 (TRY 300) and allow an additional 30 days.

Turkish Airlines operates direct flights from Istanbul (IST) to Ulaanbaatar in about 7 hours. MIAT Mongolian Airlines also serves the route seasonally. Mongolia uses the Mongolian tugrik (MNT), trading at roughly 100 MNT per TRY 1. ATMs in Ulaanbaatar dispense tugrik. Card payments work at hotels, restaurants, and shops in the capital. Outside Ulaanbaatar, carry cash. The Mongolian countryside operates on cash only. Ger camp stays in the Gobi Desert or near Terelj National Park start at MNT 80,000 per night (about TRY 800) including meals.

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.

IST–UBN Quick Facts

Key statistics for the Istanbul to Ulaanbaatar (Sergelen) route.
Route details
Distance3,711 mi / 5,971 km
Flight time7h 55m
Time difference+5 hours
Airlines (nonstop)1
Weekly flights4 out / 4 return
1-stop connections4 hubs
Origin: IST
IATA / ICAOIST / LTFM
TimezoneEurope/Istanbul
Passengers/yr80.1M
Elevation325 ft / 99 m
Destination: UBN
IATA / ICAOUBN / ZMCK
TimezoneAsia/Ulaanbaatar
Elevation4,482 ft / 1,366 m

Frequently Asked Questions

Common questions about IST to UBN flights.
Nonstop flights from İstanbul Airport to Ulaanbaatar Chinggis Khaan International Airport take approximately 7h 55m. The route covers 3,711 miles.
1 airline operates nonstop service: Turkish Airlines.
There are approximately 4 nonstop flights per week from IST to UBN. The return direction has about 4 weekly flights.
Yes, 1-stop connections are available through PVG, NRT, HKG and ICN. These options provide additional schedule flexibility.
Ulaanbaatar (Sergelen) is 5 hours ahead of Istanbul.
Yes, return flights from UBN 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.
Nonstop flights take about 7 hours to 7 hours 30 minutes eastbound. The distance is roughly 6,300 km. Westbound flights can be slightly shorter with jet stream assistance. This is one of Turkish Airlines' longer Central Asian routes.
Turkish Airlines operates nonstop service from Istanbul Airport. MIAT Mongolian Airlines has also served the route. Frequency is typically 2 to 3 times per week depending on the season. Equipment is widebody or long-range narrowbody.
Chinggis Khaan International Airport (UBN) opened in 2021 and replaced the old Buyant-Ukhaa airport. It is about 50 km southwest of Ulaanbaatar city center. Bus and taxi services connect the airport to the city. The drive takes about 45 minutes to 1 hour.
Summer from June through August is peak season for Mongolia. The Naadam Festival in mid-July is the biggest draw. Winter temperatures in Ulaanbaatar drop below minus 30C, making it one of the coldest capitals on earth. Spring and autumn are short transitional seasons with unpredictable weather.
Ulaanbaatar is 5 hours ahead of Istanbul. When it is noon in Istanbul, it is 5 PM in Ulaanbaatar. Neither city observes daylight saving time, so the 5-hour difference is constant year-round.

Istanbul to Ulaanbaatar

Istanbul to Ulaanbaatar covers about 6,300 km with nonstop flights taking 7 to 7.5 hours. Turkish Airlines operates the route from Istanbul Airport with 2 to 3 weekly frequencies. MIAT Mongolian Airlines has also served this city pair. The new Chinggis Khaan International Airport opened in 2021, about 50 km from the city center.

This route connects Turkey with Mongolia, a destination that draws visitors for its steppe landscapes, nomadic culture, and the annual Naadam Festival in July. Istanbul serves as a connecting point for Mongolian passengers heading to Europe, Africa, and the Americas. Summer is the primary travel season as Ulaanbaatar's winter temperatures are among the coldest of any world capital.