$97 Cheap Flights to Siem Reap

To snag cheap flights to Siem Reap, book in advance and visit during the off-season months of May and August. Want another tip? Leave on a Thursday and save 16% on average compared to those who travel on a Sunday.* Set a price alert on the Expedia app and we'll let you know as soon as your fares go down.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Secure your flight to Siem Reap two to four months ahead if you're taking off from an international destination. For domestic travel, the general guideline is 28 days in advance. Lower fares and a greater choice of departure dates, times and seating options are just some of the awesome benefits of booking early.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Sundays are generally the best day to book a cheap flight to Siem Reap, where you can save 8% on average compared to Fridays. If you choose to purchase tickets on a Friday, expect to pay a higher price as this is typically the most expensive day.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.