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Cheap flight deals from Austin to Siem Reap Starting at €556

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • AUS03:42 pm
        39h 53m
        2 stops
        SAI08:35 pm
        Sat, Mar 1|Austin - Siem Reap|Alaska Airlines
        €556€1,039
        46% OFF
        46% OFF
        €1,039€556

        Choose Alaska Airlines flights from Austin to Siem Reap. The one-way connecting flight with Alaska Airlines departs from Austin-Bergstrom International Airport on Sat, Mar 1, arriving at Siem Reap Angkor International Airport. One-way Prices start from €556 including taxes and charges.

      • AUS03:42 pm
        59h 3m
        2 stops
        SAI03:45 pm
        Thu, Feb 20|Austin - Siem Reap|Alaska Airlines
        €572€1,039
        45% OFF
        45% OFF
        €1,039€572

        Choose Alaska Airlines flights from Austin to Siem Reap. The one-way connecting flight with Alaska Airlines departs from Austin-Bergstrom International Airport on Thu, Feb 20, arriving at Siem Reap Angkor International Airport. One-way Prices start from €572 including taxes and charges.

      • AUS03:32 pm
        40h 3m
        2 stops
        SAI08:35 pm
        Sat, Mar 1|Austin - Siem Reap|United Airlines
        €582€1,039
        44% OFF
        44% OFF
        €1,039€582

        Choose United Airlines flights from Austin to Siem Reap. The one-way connecting flight with United Airlines departs from Austin-Bergstrom International Airport on Sat, Mar 1, arriving at Siem Reap Angkor International Airport. One-way Prices start from €582 including taxes and charges.

      • AUS09:30 am
        65h 15m
        2 stops
        SAI03:45 pm
        Thu, Feb 20|Austin - Siem Reap|United Airlines
        €620
        €620

        Choose United Airlines flights from Austin to Siem Reap. The one-way connecting flight with United Airlines departs from Austin-Bergstrom International Airport on Thu, Feb 20, arriving at Siem Reap Angkor International Airport. One-way Prices start from €620 including taxes and charges.

      • AUS07:15 am
        61h 30m
        2 stops
        SAI09:45 am
        Fri, Feb 21|Austin - Siem Reap|Alaska Airlines
        €837
        €837

        Choose Alaska Airlines flights from Austin to Siem Reap. The one-way connecting flight with Alaska Airlines departs from Austin-Bergstrom International Airport on Fri, Feb 21, arriving at Siem Reap Angkor International Airport. One-way Prices start from €837 including taxes and charges.

      • AUS07:10 am
        41h 20m
        2 stops
        SAI01:30 pm
        Fri, Feb 21|Austin - Siem Reap|American Airlines
        €843
        €843

        Choose American Airlines flights from Austin to Siem Reap. The one-way connecting flight with American Airlines departs from Austin-Bergstrom International Airport on Fri, Feb 21, arriving at Siem Reap Angkor International Airport. One-way Prices start from €843 including taxes and charges.

      • AUS07:20 am
        41h 10m
        2 stops
        SAI01:30 pm
        Fri, Feb 21|Austin - Siem Reap|Delta Air Lines
        €843
        €843

        Choose Delta Air Lines flights from Austin to Siem Reap. The one-way connecting flight with Delta Air Lines departs from Austin-Bergstrom International Airport on Fri, Feb 21, arriving at Siem Reap Angkor International Airport. One-way Prices start from €843 including taxes and charges.

      • AUS06:46 am
        41h 44m
        2 stops
        SAI01:30 pm
        Fri, Feb 21|Austin - Siem Reap|United Airlines
        €843
        €843

        Choose United Airlines flights from Austin to Siem Reap. The one-way connecting flight with United Airlines departs from Austin-Bergstrom International Airport on Fri, Feb 21, arriving at Siem Reap Angkor International Airport. One-way Prices start from €843 including taxes and charges.

      • AUS08:30 am
        44h
        2 stops
        SAI05:30 pm
        Thu, Feb 27|Austin - Siem Reap|Alaska Airlines
        €874
        €874

        Choose Alaska Airlines flights from Austin to Siem Reap. The one-way connecting flight with Alaska Airlines departs from Austin-Bergstrom International Airport on Thu, Feb 27, arriving at Siem Reap Angkor International Airport. One-way Prices start from €874 including taxes and charges.

      • AUS07:10 am
        41h 20m
        2 stops
        SAI01:30 pm
        Thu, Feb 20|Austin - Siem Reap|American Airlines
        €886
        €886

        Choose American Airlines flights from Austin to Siem Reap. The one-way connecting flight with American Airlines departs from Austin-Bergstrom International Airport on Thu, Feb 20, arriving at Siem Reap Angkor International Airport. One-way Prices start from €886 including taxes and charges.

      • AUS01:00 pm
        3h 5m
        Nonstop
        REP02:00 pm
        Sun, Feb 23|Austin - Siem Reap|Alaska Airlines
        Find More Flights
        Find More Flights

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

Austin to Siem Reap Flight Time

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA298

    United Airlines

    03:32 pm

    AUS

    4.1h

    05:37 pm

    SFO

    SMTWTFS
    Search

  2. VN099

    Vietnam Airlines

    10:50 pm

    SFO

    15.7h

    04:30 am

    SGN

    --TW-FS

  3. VN813

    Vietnam Airlines

    04:30 pm

    SGN

    1.0h

    05:30 pm

    SAI

    SMTWTFS

  4. UA298

    United Airlines

    03:32 pm

    AUS

    4.1h

    05:37 pm

    SFO

    SMTWTFS
    Search

  5. UA805

    United Airlines

    11:40 pm

    SFO

    12.7h

    04:20 am

    ICN

    SMTWTFS

  6. ZA2129

    Sky Angkor Airlines

    09:40 am

    ICN

    5.8h

    01:30 pm

    SAI

    SMTWTFS

  7. DL478

    Delta Air Lines

    03:50 pm

    AUS

    3.5h

    05:20 pm

    LAX

    SMTWTFS
    Search

  8. SQ037

    Singapore Airlines

    11:40 pm

    LAX

    17.2h

    07:50 am

    SIN

    SMTWTFS

  9. SQ166

    Singapore Airlines

    01:50 pm

    SIN

    2.3h

    03:05 pm

    SAI

    SMTWTFS

  10. AS535

    Alaska Airlines

    04:08 pm

    AUS

    3.9h

    06:03 pm

    SFO

    SMTWTFS
    Search

  11. VN099

    Vietnam Airlines

    10:50 pm

    SFO

    15.7h

    04:30 am

    SGN

    --TW-FS

  12. VN815

    Vietnam Airlines

    07:35 pm

    SGN

    1.0h

    08:35 pm

    SAI

    SMTWTFS

  13. SQ1632

    Singapore Airlines

    04:12 pm

    AUS

    3.6h

    05:47 pm

    LAX

    SMTWT-S
    Search

  14. SQ037

    Singapore Airlines

    11:40 pm

    LAX

    17.2h

    07:50 am

    SIN

    SMTWTFS

  15. SQ166

    Singapore Airlines

    01:50 pm

    SIN

    2.3h

    03:05 pm

    SAI

    SMTWTFS

  16. SQ1632

    Singapore Airlines

    04:12 pm

    AUS

    3.6h

    05:47 pm

    LAX

    SMTWT-S
    Search

  17. SQ035

    Singapore Airlines

    07:50 pm

    LAX

    17.7h

    05:30 am

    SIN

    --T-T-S

  18. KT321

    AirAsia Cambodia

    12:50 pm

    SIN

    2.2h

    02:00 pm

    SAI

    -M-W-F-

  19. SQ1605

    Singapore Airlines

    04:22 pm

    AUS

    1.1h

    05:31 pm

    IAH

    -MT-TFS
    Search

  20. SQ051

    Singapore Airlines

    06:50 pm

    IAH

    23.1h

    07:55 am

    SIN

    -MT-TFS

  21. SQ166

    Singapore Airlines

    01:50 pm

    SIN

    2.3h

    03:05 pm

    SAI

    SMTWTFS

  22. AA1459

    American Airlines

    05:23 pm

    AUS

    3.6h

    07:00 pm

    LAX

    SMTWTFS
    Search

  23. SQ037

    Singapore Airlines

    11:40 pm

    LAX

    17.2h

    07:50 am

    SIN

    SMTWTFS

  24. SQ166

    Singapore Airlines

    01:50 pm

    SIN

    2.3h

    03:05 pm

    SAI

    SMTWTFS

  25. DL306

    Delta Air Lines

    07:20 am

    AUS

    3.4h

    08:46 am

    LAX

    SMTWTFS
    Search

  26. SQ011

    Singapore Airlines

    12:45 pm

    LAX

    20.6h

    01:20 am

    SIN

    SMTWTFS

  27. SQ164

    Singapore Airlines

    08:25 am

    SIN

    2.3h

    09:40 am

    SAI

    SMTWTFS

  28. OZ6404

    Asiana Airlines

    07:47 pm

    AUS

    4.0h

    09:46 pm

    SFO

    SMTWTFS
    Search

  29. OZ6621

    Asiana Airlines

    11:40 pm

    SFO

    12.7h

    04:20 am

    ICN

    SMTWTFS

  30. ZA2129

    Sky Angkor Airlines

    09:40 am

    ICN

    5.8h

    01:30 pm

    SAI

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Austin to Siem Reap?

We monitor flight fares to help you find the best deals effortlessly

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 Austin (AUS) to Siem Reap (REP) the cheapest?

    Airlines adjust prices for flights from Austin to Siem Reap based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Austin (AUS) to Siem Reap (REP) cost?

    According to Trip.com's data, the lowest price is around €2,981.

  • What is the transportation method from the main airport to downtown in Siem Reap?

    • The distance from Siem Reap Angkor International Airport to downtown is about 39 km. It takes about 50 minutes by taxi.

How to find a cheap flight from Austin to Siem Reap

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Austin to Siem Reap. Book your flights at the right time and save more.
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 | Austin to Siem Reap

Off-season for travelFebruary
Peak season for travelDecember
Flight distance14,632.89 km
Popular airlineAmerican Airlines

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