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Cheap flight deals from Siem Reap to St. Louis Starting at €1,079

Whether you’re going for a one-way or round-trip to St. Louis, we’ve got you covered! Check out these different flight options from Siem Reap below.

  • One way
  • Round-trip
      • SAI22:30
        49h 29m
        2 stops
        STL10:59
        Fri, Feb 14|Siem Reap - St. Louis|Sky Angkor Airlines
        €1,079€2,152
        50% OFF
        50% OFF
        €2,152€1,079

        Choose Sky Angkor Airlines flights from Siem Reap to St. Louis. The one-way connecting flight with Sky Angkor Airlines departs from Siem Reap Angkor International Airport on Fri, Feb 14, arriving at St. Louis Lambert International Airport. One-way Prices start from €1,079 including taxes and charges.

      • SAI10:40
        45h 16m
        2 stops
        STL18:56
        Fri, Feb 14|Siem Reap - St. Louis|Singapore Airlines
        €1,786€2,152
        17% OFF
        17% OFF
        €2,152€1,786

        Choose Singapore Airlines flights from Siem Reap to St. Louis. The one-way connecting flight with Singapore Airlines departs from Siem Reap Angkor International Airport on Fri, Feb 14, arriving at St. Louis Lambert International Airport. One-way Prices start from €1,786 including taxes and charges.

      • REP01:00 pm
        3h 5m
        Nonstop
        STL02:00 pm
        Thu, Feb 20|Siem Reap - St. Louis|Sky Angkor Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Siem Reap to St. Louis flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. SQ163

    Singapore Airlines

    10:30

    SAI

    2.4h

    13:55

    SIN

    SMTWTFS
    Search

  2. UA028

    United Airlines

    20:40

    SIN

    15.1h

    20:45

    SFO

    SMTWTFS

  3. UA336

    United Airlines

    12:05

    SFO

    3.8h

    17:53

    STL

    SMTWTFS

  4. VN814

    Vietnam Airlines

    21:35

    SAI

    1.3h

    22:50

    SGN

    SMTWTFS
    Search

  5. VN098

    Vietnam Airlines

    18:50

    SGN

    13.2h

    17:00

    SFO

    --TW-FS

  6. UA336

    United Airlines

    12:05

    SFO

    3.8h

    17:53

    STL

    SMTWTFS

  7. ZA2119

    Sky Angkor Airlines

    22:30

    SAI

    4.9h

    05:25

    ICN

    SMTWTFS
    Search

  8. DL170

    Delta Air Lines

    18:40

    ICN

    12.3h

    17:00

    MSP

    SMTWTFS

  9. DL1564

    Delta Air Lines

    08:50

    MSP

    1.6h

    10:23

    STL

    SMTWTFS

  10. ZA2119

    Sky Angkor Airlines

    22:30

    SAI

    4.9h

    05:25

    ICN

    SMTWTFS
    Search

  11. UA892

    United Airlines

    16:50

    ICN

    10.7h

    11:30

    SFO

    SMTWTFS

  12. UA336

    United Airlines

    12:05

    SFO

    3.8h

    17:53

    STL

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Siem Reap to St. Louis?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to St. Louis from Siem Reap have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Siem Reap (REP) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from Siem Reap to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Siem Reap (REP) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around €4,189.

  • What is the transportation method from the main airport to downtown in St. Louis?

    • The distance from St. Louis Lambert International Airport to downtown is about 20 km, by taxi about 40 minutes.

  • How many airports are there in St. Louis (STL)?

    There are 1 airport(s) near St. Louis (STL): St. Louis Lambert International Airport.

How to find a cheap flight from Siem Reap to St. Louis

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Siem Reap to St. Louis

Off-season for travelFebruary
Peak season for travelDecember
Flight distance14,049.53 km
Popular airlineSky Angkor Airlines

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