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Siem Reap

$2,001+ Cheap flights from San Jose, CA (SJC) to Siem Reap

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SAI
Mar 11 — Mar 181
Wed 3/11
Wed 3/18
1 adult, Economy
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Cheap flight deals from San Jose to Siem Reap

Cheapest flights from San Jose to Siem Reap
Explore the most affordable flight options available from San Jose to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 9, 2026.

This Singapore Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:45 am
SJC
-
SAI
3 stops36h 55m
Multiple Airlines
Thu 4/3010:30 am
SAI
-
SJC
2 stops36h 32m
Multiple Airlines
Deal found 2/7$2,001

Find flight deals from San Jose to Siem Reap

Keep the following information in mind while searching for San Jose to Siem Reap flight deals. Data was last updated February 9, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$2,001
(Singapore Airlines)
Provider with most accurate pricing for San Jose-Siem Reap–Angkor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Siem Reap–Angkor Intl flights.
Search Deals
From San Jose to Siem Reap
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Siem Reap that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from San Jose to Siem Reap that are best for you.

Fly from

San Jose

Fly to

Siem Reap

Route

Depart

Return

Price

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Sat 4/18

6:45 am-9:40 am

3 stops36h 55m

Siem Reap–Angkor Intl

Thu 4/30

10:30 am-9:02 am

2 stops36h 32m

$2,001

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Best time to book a flight from San Jose to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from San Jose with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Jose to Siem Reap
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Jose to Siem Reap?

    If you book a flight to Siem Reap from San Jose, you will be flying from San Jose, which is the city’s only airport. San Jose (SJC) is located 2.9 mi from the center of San Jose.

  • Can I find deals for flights from San Jose to Siem Reap that include hotel bookings?

    Yes. In addition to deals on San Jose to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Siem Reap?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Siem Reap.

  • Can I find deals for business class flights from San Jose to Siem Reap?

    Yes. Cheapflights offers flight deals from San Jose to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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