Flights from Saint Louis to Siem Reap

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Flights Schedule Cheap Tickets Airlines Airports

Airfare Deals Saint Louis to Siem Reap

On HolidayPrice.com you will find 0 direct and 6 connecting flights from Saint Louis to Siem Reap at a price of . You can compare airfare deals from airlines and multiple travel sites, book and save on cheap plane tickets and last minute offers. Also check out STL - REP flight schedule to find best flight time, convenient departure and arrival airports.

Sun

The cost of airline tickets from Saint Louis to Siem Reap (Cambodia) and back without transfers can be found with the help of the calendar. Specify the search parameters: one way or round-trip, payment currency, click on the month/day you need and we will search for flights to Siem Reap.

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Cheap flights from Saint Louis
Cheap flights to Siem Reap
Airline tickets to Cambodia

One way flight from Saint Louis to Siem Reap

Below are the prices of tickets for direct one-way flights from Saint Louis to Siem Reap. The cheapest flight from Saint Louis to Siem Reap starts – the departure date for this flight is 01 January 1970.

*Prices include: baggage, hand luggage, airline fees and charges.

Round trip from Saint Louis to Siem Reap

You can buy a round-trip ticket from Saint Louis to Siem Reap (Cambodia) and back using the table below. The best offer starts from $5 628, the flight dates are: there on 06 January 2026 year and back on 13 January 2026 year.

*Prices include: baggage, hand luggage, airline fees and charges.

Not found promotions and sales.

Flight Schedule Saint Louis to Siem Reap 2026

The current flight schedule for the route from Saint Louis to Siem Reap for today, tomorrow and the next few days. This schedule will help you decide on the time of departure and arrival, the airline, the flight number and the day of the week.

Flight schedule not found

Select a date to search for cheap flights to the destination.

*Schedule is indicated only for direct scheduled flights and low-cost airlines.

Flight Information

Flying to Siem Reap from Saint Louis takes 19:21 minutes (excluding transfers). The distance between Saint Louis and Siem Reap is 8710 miles (14023 kilometers). Planes depart from Saint Louis between 19:00 and 01:40. The fastest flight from the company United Airlines with flight number UA 3626. Flies for just 01:20 minutes with departure from Spirit of St. Louis Airport and arrival in Siem Reap.

Airlines

Direct flight

There are 0 airlines that fly directly from Saint Louis to Siem Reap. The most popular company carrying out non-stop flights is .

*Flight number

Flights with Transfers

Flights with transfers from Saint Louis to Siem Reap can be bought from 6 airlines:

Alaska Airlines: Seattle, Taipei
United Airlines: San Francisco, Hong Kong, New York
Delta Air Lines: New York, Helsinki, Bangkok
American Airlines: Long Beach, Taipei, Beijing
Southwest Airlines: Boston, Helsinki, Bangkok
Air Canada: Hamilton, Seoul

*Transit cities

Airports

Airports serving the air communication between Saint Louis and Siem Reap. You can fly to Siem Reap from 1 Saint Louis airports. Planes arrive at 1 airport in Siem Reap.

Saint Louis airports:

Spirit of St. Louis Airport ~ 20 km*

Siem Reap airports:

Siem Reap ~ 1 km*

*Distance from the airport to the city center

Aircraft

You can fly from Saint Louis to Siem Reap on board of 6 airlines that utilize 22 aircraft models.

Airbus A319
Airbus A320
Airbus A321
Airbus A330-300
Airbus A350-900
Airbus A380-800
Boeing 717-200
Boeing 737

Boeing 737-700
Boeing 737-800
Boeing 737-900
Boeing 747-400
Boeing 777
Boeing 777-300ER
Boeing 787-800
Boeing 787-900

Canadair Regional Jet 900
Canadair regional jet
Embraer 170
Embraer 175
Embraer ERJ-135/140/145 Regional Jet
Embraer RJ145

Connecting cities

The list of cities on transfer flights to Siem Reap from Saint Louis. The best options are to fly through: Seattle, Taipei, San Francisco, Hong Kong, New York, Helsinki, Bangkok, Long Beach, Detroit, Shanghai, Boston, Singapore, Delhi, Chicago, Hamilton, Seoul, Dubai, Hanoi, Beijing, Wuhan, Houston, Jakarta, Kuala Lumpur, Abbotsford, Palembang, Ho Chi Minh City, Tokyo.

Seattle
Taipei
San Francisco
Hong Kong
New York

Helsinki
Bangkok
Long Beach
Detroit
Shanghai

Cheap airline tickets from Saint Louis to Cambodia

Here is a list of flights from Saint Louis to Cambodia purchased on HolidayPrice.com in the past 48 hours. If you find an interesting offer for cheap tickets, do not delay your purchase, prices change every 15 minutes.

Saint Louis - Phnom Penh UA 4633 United Airlines Embraer RJ145

12:45 Spirit of St. Louis Airport

in a way 0 hours 50 min 2 Stopovers

13:35 Phnom Penh

Flights
Find 12 January 2026

Saint Louis - Siem Reap UA 3626 United Airlines Embraer 175

01:45 Spirit of St. Louis Airport

in a way 1 hours 20 min 2 Stopovers

03:05 Siem Reap

Flights
Find 12 January 2026

All flights from Saint Louis

Flights from United States to Siem Reap

Here are the cheapest flight bookings from United States to Siem Reap made by users of our website. If you didn’t find your flight destination, use the search bar at the top of the page.