Question 1

What are the most popular routes to and from Ulaanbaatar?

Accepted Answer

Travelers frequently search for route combinations, such as Ulaanbaatar and London, Sydney, Bangkok, San Francisco, Vienna, Frankfurt, Budapest, Bali, Taipei, Seoul, Phuket Province, Istanbul, Almaty, Hanoi, New York, Kuala Lumpur, Beijing, Dublin, Da Nang, Tashkent.

Question 2

What are the most popular routes to and from Siem Reap?

Accepted Answer

Travelers frequently search for route combinations, such as Siem Reap and Bangkok, London, Phnom Penh, Hanoi, Phuket City, Singapore, Phuket Province, Chiang Mai, Ho Chi Minh City, Kuala Lumpur, Da Nang, Sihanoukville Province, Vientiane, Krabi, Bali, Manila, Denpasar, Ko Samui, Perth, Surat Thani Province.

Question 3

Which airlines fly between Ulaanbaatar and Siem Reap?

Accepted Answer

Currently, you can fly between Ulaanbaatar and Siem Reap with Vietnam Airlines, MIAT Mongolian Airlines, VietJet Air, Hunnu Air, Air Cambodia.

Question 4

When’s the best time to travel between Ulaanbaatar and Siem Reap?

Accepted Answer

If you don’t have specific dates for your trip between Ulaanbaatar and Siem Reap, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 5

What flights operate between Ulaanbaatar and Siem Reap?

Accepted Answer

Traveling between Ulaanbaatar and Siem Reap, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 6

What time do nonstop (direct) flights between Ulaanbaatar and Siem Reap depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Ulaanbaatar, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 7

What time do nonstop (direct) flights between Ulaanbaatar and Siem Reap arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Siem Reap, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 8

What time do flights between Ulaanbaatar and Siem Reap depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Ulaanbaatar, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 9

What time do flights between Ulaanbaatar and Siem Reap arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Siem Reap, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	£284
Cheapest round-trip	£563
Average round-trip	£656
Includes rare itinerary	Travel hack
Most popular airline	Vietnam Airlines

Transport Option	Typical time	Typical cost	Frequency	Best for
Official airport taxi	15-25 min	$12 – $15; fixed fare to city center	on-demand 24/7 (traffic dependent)	comfort with luggage
Tuk-tuk	20-30 min	$5 – $8; negotiate fare before departure	on-demand (traffic dependent)	budget travelers
Hotel shuttle	15-30 min	$0 – $15; often complimentary; check with hotel	by arrangement (traffic dependent)	convenience if pre-booked
Private transfer	15-25 min	$15 – $25; pre-booked; air-conditioned vehicle	by arrangement (traffic dependent)	families and groups
Ride-hailing (Grab, PassApp)	15-25 min	$6 – $12; app-based pricing; varies with demand	on-demand (traffic dependent)	transparent pricing
Rental car	15-25 min	$30 – $60; per day; driver often included	by arrangement (traffic dependent)	temple exploration flexibility

Name	Carrier code	IATA Code	Passport needed during booking
Vietnam Airlines	HVN	VN	Yes
MIAT Mongolian Airlines	MGL	OM	Yes
VietJet Air	VJC	VJ	Yes
Hunnu Air	MML	MR	Yes
Air Cambodia	KHV	K6	No

Month	Average monthly max temperature	Average monthly min temperature
January	31°C	21°C
February	34°C	23°C
March	35°C	25°C
April	35°C	26°C
May	34°C	26°C
June	32°C	25°C
July	31°C	24°C
August	31°C	25°C
September	30°C	24°C
October	30°C	24°C
November	30°C	23°C
December	30°C	21°C

Cheap flights from Ulaanbaatar to Siem Reap from £284

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