Book Flights from Bangkok to Siem Reap with Thai Airways from THB6,650

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Find the Best Time and Daily Ticket Prices for Bangkok to Siem Reap

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Sep 2026
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Oct 2026
FromTHB7,665*
Updated: 40 minutes ago
Flight Type Round Trip/Economy
Nov 2026
FromTHB9,305*
Updated: 22 hours ago
Flight Type Round Trip/Economy
Displaying fares for September-2026
  • BKK–SAI: cmp-view-offers-disclaimer. Find Offers
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    Sa

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    • *Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability.

    Best Deals for Bangkok to Siem Reap Flights on Thai Airways

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    Best Deals for Bangkok to Siem Reap Flights on Thai Airways
    From
    To
    Fare Type
    Dates
    Price
    Bangkok (BKK)Siem Reap (SAI)​Round trip
    /
    Economy    		31/12/2026 - 02/01/2027

    From

    THB13,815

    Updated: 23 hours ago

    Bangkok (BKK)Siem Reap (SAI)​Round trip
    /
    Economy    		28/12/2026 - 02/01/2027

    From

    THB6,650

    Updated: 3 hours ago

    Bangkok (BKK)Siem Reap (SAI)​Round trip
    /
    Economy    		20/02/2027 - 21/02/2027

    From

    THB9,255

    Updated: 15 hours ago

    Bangkok (BKK)Siem Reap (SAI)​Round trip
    /
    Economy    		28/02/2027 - 03/03/2027

    From

    THB9,875

    Updated: 11 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at the time of booking.

    Popular Business Class Flight Deals from Bangkok to Siem Reap

    *Fares displayed have been collected within the last 24hrs and may no longer be available at the time of booking.

    Book Flights from Bangkok to Siem Reap with Thai Airways