Question 1

Why should I use momondo to find a flight deal to Siem Reap?

Accepted Answer

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Siem Reap. momondo saves you time and could save you money on your trip.

Question 2

Can I find flights to Siem Reap with flexible booking policies on momondo?

Accepted Answer

Yes. momondo enables you to select and highlight flights to Siem Reap with this policy.

Question 3

How can momondo help me find flights to Siem Reap?

Accepted Answer

momondo provides multiple filters to help you find the best flight to Siem Reap. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

Question 4

I’m not ready to book a flight to Siem Reap right now. Can momondo alert me if prices change?

Accepted Answer

Yes momondo offers price alerts on flights to Siem Reap. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

Question 5

What is there to do in Siem Reap when it’s raining?

Accepted Answer

Users planning a flight to Siem Reap during the months of May, June, or July should anticipate rain. There are still things to do in Siem Reap even when it's raining, though. Angkor National Museum is a great museum to visit near Siem Reap and is especially great when the weather outside is less than desirable. Shopping centers like Angkor Night Market are very popular destinations for those visiting the Siem Reap area. Angkor Night Market is a great place to go if you’re looking to spend some time inside.

Question 6

Which airlines fly to Siem Reap?

Accepted Answer

When flying to Siem Reap from United States, momondo travelers will most often fly with one of these popular airlines: Singapore Airlines or Vietnam Airlines. Depending on what airport in United States you fly from, you may be able to find flights with any of these popular airlines.

Question 7

Singapore Airlines Flights to Siem Reap

Accepted Answer

14 Singapore Airlines flights head to Siem Reap on average each week. Most will be flying from Singapore Changi to Siem Reap, the most popular route that Singapore Airlines operates to Siem Reap. Prices vary based on when and where you fly from - the cheapest Singapore Airlines flight to Siem Reap found in the past 3 days on momondo was $599, departing from Denver Intl. Singapore Airlines is the most popular choice on momondo for this route and has been scored 8.2/10 by 1,475 of our users.

Question 8

Vietnam Airlines Flights to Siem Reap

Accepted Answer

Vietnam Airlines flies to Siem Reap 33 times per week usually, making it a popular airline to fly with, particularly when heading to Siem Reap from Ho Chi Minh City. Vietnam Airlines (rating: 7.7, 239 reviews) varies in price depending on when and where you want to fly to Siem Reap from. The best Vietnam Airlines ticket price found on momondo to Siem Reap was from San Francisco ($756 round-trip).

Question 9

When did momondo last update prices for flights to Siem Reap–Angkor Intl Airport?

Accepted Answer

Prices for flights to Siem Reap–Angkor Intl Airport refresh daily.

Question 10

How many operators does momondo search for flights to Siem Reap–Angkor Intl Airport?

Accepted Answer

The number of operators available for flights to Siem Reap–Angkor Intl Airport is 10 as of March 2026.

Question 11

How old do you have to be to fly to Siem Reap–Angkor Intl Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Siem Reap–Angkor Intl Airport.

Question 12

What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

Accepted Answer

The necessary travel and health documents for your Siem Reap–Angkor Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Question 13

How long does it take to fly to Siem Reap?

Accepted Answer

On average, it takes 21h 50m to fly from United States to Siem Reap if you fly out of Los Angeles Los Angeles (the most popular airport in United States) and into Siem Reap–Angkor Intl (the most popular airport in Siem Reap). If you’re flying out of San Francisco and into Siem Reap–Angkor Intl, then the flight time is around 28h 20m.

CHEAPEST MONTH TO FLY TO SIEM REAP FROM LOS ANGELES	August	22% cheaper	Flying from Los Angeles to Siem Reap costs on average just $792 in August
MOST EXPENSIVE MONTH TO FLY TO SIEM REAP FROM LOS ANGELES	December	42% more expensive	It costs about $1,442 for flights to Siem Reap from Los Angeles in December
MOST POPULAR MONTH TO FLY TO SIEM REAP FROM LOS ANGELES	October	600% more users visited	More momondo users searched in flights to Siem Reap from Los Angeles in October than any other month

Best One-Way Price	$270
Best Round-Trip Price	$586
Fastest flight time	25h 50m

$270 Cheap flights to Siem Reap

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Siem Reap departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from the United States to Siem Reap

Cheap round-trip flights

Cheap one-way flights

momondo Fare Finder

Use the filters below to find and compare flights to Siem Reap that are best for you.

See travel insights to Siem Reap from

Siem Reap flights insights and trends

How long does it take to fly to Siem Reap?

Cheapest flights to Siem Reap–Angkor Intl

Find the cheapest flights to Siem Reap–Angkor Intl from your nearest city or airport

Cheap Siem Reap flight deals and tips

Summary info about Siem Reap flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Frequently asked questions about flying to Siem Reap

Why use momondo?

An easier way to manage your Siem Reap–Angkor Intl trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Siem Reap

Popular flights to Siem Reap

Popular routes according to searches in the past day on momondo

Popular cities in Cambodia

Popular flights according to clicks in the last 7 days on momondo

Fly your favorite airline to Siem Reap

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Siem Reap

List of cabin classes available on flights landing in Siem Reap. Availability may vary depending on flight origin and airline.

Complete your trip to Siem Reap–Angkor Intl

Explore popular destinations other users love

According to popular flight searches on momondo this year