Flights from Siem Reap to Ulaanbaatar (SAI → UBN)

SAI
Siem Reap
Siem Reap-Ankor International Airport, Cambodia
UBN
Ulaanbaatar
Chinggis Khan International Airport, Mongolia
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No direct flights found. Here are the 4 fastest 1-stop options.
viaBangkok(BKK)
SAI→BKK+1h 30mBKK→UBN
6h 26m
viaHo Chi Minh City(SGN)
SAI→SGN+1h 30mSGN→UBN
6h 46m
viaPhuket(HKT)
SAI→HKT+1h 30mHKT→UBN
7h 48m
viaSingapore(SIN)
SAI→SIN+1h 30mSIN→UBN
9h 8m
Search all options on Kiwi.com → Total times include an estimated 90-minute layover. Actual times vary by airline and connection.

Frequently asked questions

Are there direct flights from Siem Reap to Ulaanbaatar? Currently, there are no direct flights from SAI to UBN. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Siem Reap → Ulaanbaatar.

Cheap flights from Siem Reap to Ulaanbaatar Cheapest month to fly to Ulaanbaatar Flights from Cambodia Flights to Mongolia Visa-free with Cambodia passport All airports in Mongolia

Try a nearby airport to Siem Reap

Flights to Ulaanbaatar (UBN) from other airports within 350 km of Siem Reap. Often unlocks cheaper fares or better times.

KTI → UBN 236 km from SAI Phnom Penh → Ulaanbaatar Cambodia · 38 destinations PKZ → UBN 258 km from SAI Pakse → Ulaanbaatar Lao People's Democratic Republic · 5 destinations KOS → UBN 316 km from SAI Sihanoukville → Ulaanbaatar Cambodia · 10 destinations

Other flights from Siem Reap (SAI)

Bangkok (BKK) Bangkok (DMK) Da Nang (DAD) Hanoi (HAN) Ho Chi Minh City (SGN) Kolkata (CCU) Kuala Lumpur (KUL) Kunming (KMG) All 14 destinations →

Other flights from Ulaanbaatar (UBN)

Almaty (ALA) Altai (LTI) Bangkok (BKK) Bayankhongor (BYN) Beijing (PEK) Beijing (PKX) Busan (PUS) Cheongju (CJJ) All 32 destinations →