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Cheap flights from San Jose, California to Siem Reap from $866

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Siem Reap departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Jose, California to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:15 pm - 5:10 pm
SJC
-
SAI
30h 55m
3 stops
Multiple Airlines Logo
12:55 pm - 9:23 am
SAI
-
SJC
34h 28m
3 stops
$2,142Multiple Airlines
Mon, Jun 8 - Mon, Jun 22
Multiple Airlines Logo
8:15 pm - 9:40 am
SJC
-
SAI
47h 25m
2 stops
Multiple Airlines Logo
10:30 am - 8:00 pm
SAI
-
SJC
47h 30m
2 stops
$2,407Multiple Airlines
Mon, Jun 8 - Mon, Jun 22
Qatar Airways Logo
8:20 am - 9:00 am
SJC
-
SAI
34h 40m
3 stops
Qatar Airways Logo
12:55 pm - 5:53 pm
SAI
-
SJC
42h 58m
3 stops
$2,705Qatar Airways
Sat, Aug 8 - Sun, Aug 16
Multiple Airlines Logo
8:19 pm - 1:15 pm
SJC
-
SAI
26h 56m
3 stops
Multiple Airlines Logo
12:55 pm - 9:14 am
SAI
-
SJC
34h 19m
3 stops
$2,764Multiple Airlines
Tue, Jun 9 - Mon, Jun 22
Multiple Airlines Logo
11:40 am - 9:05 am
SJC
-
SAI
31h 25m
2 stops
Multiple Airlines Logo
12:55 pm - 9:14 am
SAI
-
SJC
34h 19m
3 stops
$2,860Multiple Airlines
Mon, Jun 8 - Mon, Jun 22
Multiple Airlines Logo
6:45 pm - 9:40 am
SJC
-
SAI
48h 55m
2 stops
Multiple Airlines Logo
4:00 pm - 5:53 pm
SAI
-
SJC
39h 53m
2 stops
$5,648Multiple Airlines
Wed, Jul 8 - Wed, Aug 12
Multiple Airlines Logo
6:45 pm - 9:40 am
SJC
-
SAI
48h 55m
2 stops
Multiple Airlines Logo
10:30 am - 1:20 pm
SAI
-
SJC
40h 50m
2 stops
$5,890Multiple Airlines
Wed, Jul 8 - Thu, Aug 13
Qatar Airways Logo
8:20 am - 6:55 pm
SJC
-
SAI
44h 35m
3 stops
Qatar Airways Logo
12:55 pm - 5:53 pm
SAI
-
SJC
42h 58m
3 stops
$5,898Qatar Airways
Tue, Jul 7 - Thu, Aug 13
Multiple Airlines Logo
6:45 pm - 9:40 am
SJC
-
SAI
48h 55m
2 stops
Multiple Airlines Logo
4:00 pm - 8:00 pm
SAI
-
SJC
42h 00m
2 stops
$5,965Multiple Airlines
Wed, Jul 8 - Fri, Aug 14
Multiple Airlines Logo
6:45 pm - 5:10 pm
SJC
-
SAI
32h 25m
3 stops
Multiple Airlines Logo
12:55 pm - 11:59 pm
SAI
-
SJC
25h 04m
3 stops
$7,350Multiple Airlines
Tue, Jul 7 - Wed, Aug 12

Qatar Airways flights from San Jose, California to Region of Siem Reap

Our best Qatar Airways deals on San Jose, California to Region of Siem Reap flight tickets
Qatar Airways
Aug 8
SJC8:20 amSan Jose
34h 40m
3 stops
SAI9:00 amSiem Reap–Angkor Intl
Aug 16
SAI12:55 pmSiem Reap–Angkor Intl
42h 58m
3 stops
SJC5:53 pmSan Jose
$2,705
Qatar Airways
Jul 7
SJC8:20 amSan Jose
44h 35m
3 stops
SAI6:55 pmSiem Reap–Angkor Intl
Aug 13
SAI12:55 pmSiem Reap–Angkor Intl
42h 58m
3 stops
SJC5:53 pmSan Jose
$5,898

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California to Region of 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, momondo users made 832,500 searches. Data last updated May 28, 2026.
Use the filters below to find and compare flights from San Jose, California to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Mon 6/8

8:15 pm-5:10 pm

3 stops30h 55m

Siem Reap–Angkor Intl

Mon 6/22

12:55 pm-9:23 am

3 stops34h 28m

$2,142

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Mon 6/8

8:15 pm-9:40 am

2 stops47h 25m

Siem Reap–Angkor Intl

Mon 6/22

10:30 am-8:00 pm

2 stops47h 30m

$2,407

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Sat 8/8

8:20 am-9:00 am

3 stops34h 40m

Siem Reap–Angkor Intl

Sun 8/16

12:55 pm-5:53 pm

3 stops42h 58m

$2,705

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Tue 6/9

8:19 pm-1:15 pm

3 stops26h 56m

Siem Reap–Angkor Intl

Mon 6/22

12:55 pm-9:14 am

3 stops34h 19m

$2,764

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Mon 6/8

11:40 am-9:05 am

2 stops31h 25m

Siem Reap–Angkor Intl

Mon 6/22

12:55 pm-9:14 am

3 stops34h 19m

$2,860

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Wed 7/8

6:45 pm-9:40 am

2 stops48h 55m

Siem Reap–Angkor Intl

Wed 8/12

4:00 pm-5:53 pm

2 stops39h 53m

$5,648

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Wed 7/8

6:45 pm-9:40 am

2 stops48h 55m

Siem Reap–Angkor Intl

Thu 8/13

10:30 am-1:20 pm

2 stops40h 50m

$5,890

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Tue 7/7

8:20 am-6:55 pm

3 stops44h 35m

Siem Reap–Angkor Intl

Thu 8/13

12:55 pm-5:53 pm

3 stops42h 58m

$5,898

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Wed 7/8

6:45 pm-9:40 am

2 stops48h 55m

Siem Reap–Angkor Intl

Fri 8/14

4:00 pm-8:00 pm

2 stops42h 00m

$5,965
Quickest round-trip

San JoseSiem Reap

SJC - SAI

SJCSAI

San Jose

Tue 7/7

6:45 pm-5:10 pm

3 stops32h 25m

Siem Reap–Angkor Intl

Wed 8/12

12:55 pm-11:59 pm

3 stops25h 04m

$7,350

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Jose, California to Region of Siem Reap

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from San Jose to Siem Reap?

Qatar Airways is the most popular carrier operating from San Jose to Siem Reap

Cheap San Jose, California to Region of Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Region of Siem Reap

Fastest flight time

59h 20m

Direct flights

None
The fastest flight from San Jose, California to Region of Siem Reap takes 59h 20m
There are no direct flights from San Jose, California to Region of Siem Reap. There are no popular flight routes from San Jose, California to Region of Siem Reap.
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Frequently asked questions about flying from San Jose, California to Siem Reap

  • When did momondo last update prices for flights from San Jose Airport to Siem Reap?

    Prices for flights from San Jose Airport to Siem Reap are updated daily.

  • How old do you have to be to fly from San Jose Airport to Siem Reap?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Siem Reap.

  • What documentation or ID do you need to fly to Siem Reap?

    The required travel and health documents for your Siem Reap trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Siem Reap. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Siem Reap?

It is quick and easy to find San Jose to Siem Reap flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Siem Reap that suits you.

Can I find flights from San Jose to Siem Reap with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Jose to Siem Reap flights to just show those with flexible booking policies.

How can momondo help me find flights from San Jose to Siem Reap?

Once you have performed a search for San Jose to Siem Reap flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Jose to Siem Reap right now. Can momondo alert me if prices change?

Price alerts on flights to Siem Reap from San Jose are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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