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Cheap flights from Santa Ana, California to Siem Reap from $1,128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santa Ana, California to Siem Reap departing on 6/24. 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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0 bags

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Find the cheapest flights from Santa Ana, California to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:46 pm - 5:10 pm
SNA
-
SAI
32h 24m
3 stops
Multiple Airlines Logo
10:35 pm - 11:11 am
SAI
-
SNA
26h 36m
3 stops
$2,413Multiple Airlines
Thu, Jun 11 - Sun, Jun 21
United Airlines Logo
6:20 pm - 9:40 am
SNA
-
SAI
25h 20m
2 stops
United Airlines Logo
10:30 am - 1:57 pm
SAI
-
SNA
41h 27m
2 stops
$2,979United Airlines
Wed, Jul 29 - Wed, Sep 16
Multiple Airlines Logo
6:46 pm - 3:10 pm
SNA
-
SAI
54h 24m
2 stops
Multiple Airlines Logo
4:00 pm - 5:26 pm
SAI
-
SNA
39h 26m
2 stops
$3,060Multiple Airlines
Thu, Jun 11 - Sun, Jun 21
Multiple Airlines Logo
1:08 pm - 9:00 am
SNA
-
SAI
29h 52m
3 stops
Multiple Airlines Logo
7:35 pm - 12:23 pm
SAI
-
SNA
30h 48m
2 stops
$10,158Multiple Airlines
Thu, Jun 11 - Sun, Jun 21

momondo Fare Finder

 
Customize your flight search to find flights from Santa Ana, 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 17, 2026.
Use the filters below to find and compare flights from Santa Ana, California to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Thu 6/11

6:46 pm-5:10 pm

3 stops32h 24m

Siem Reap–Angkor Intl

Sun 6/21

10:35 pm-11:11 am

3 stops26h 36m

$2,413

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Wed 7/29

6:20 pm-9:40 am

2 stops25h 20m

Siem Reap–Angkor Intl

Wed 9/16

10:30 am-1:57 pm

2 stops41h 27m

$2,979

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Thu 6/11

6:46 pm-3:10 pm

2 stops54h 24m

Siem Reap–Angkor Intl

Sun 6/21

4:00 pm-5:26 pm

2 stops39h 26m

$3,060

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Thu 6/11

1:08 pm-9:00 am

3 stops29h 52m

Siem Reap–Angkor Intl

Sun 6/21

7:35 pm-12:23 pm

2 stops30h 48m

$10,158
Cheapest one-way

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Wed 6/24

1:15 pm-12:15 pm

2 stops33h 00m

$1,128

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Tue 7/7

6:20 pm-9:40 am

2 stops49h 20m

$1,802
Quickest one-way

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Wed 8/19

6:32 pm-9:40 am

2 stops25h 08m

$1,837

Santa AnaSiem Reap

SNA - SAI

SNASAI

Santa Ana J. Wayne/Orange Cnty

Thu 6/25

10:37 am-9:30 pm

3 stops44h 53m

$2,153

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Siem Reap from

How to get the cheapest flight ticket from Santa Ana, 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 Santa Ana J. Wayne/Orange Cnty to Siem Reap?

EVA Air, Asiana Airlines, and Emirates are the most popular carriers operating from Santa Ana J. Wayne/Orange Cnty to Siem Reap

Cheap Santa Ana, California to Region of Siem Reap flight deals and tips

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

Fastest flight time

25h 20m

Direct flights

None
The fastest flight from Santa Ana, California to Region of Siem Reap takes 25h 20m
There are no direct flights from Santa Ana, California to Region of Siem Reap. There are no popular flight routes from Santa Ana, California to Region of Siem Reap.
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Frequently asked questions about flying from Santa Ana, California to Siem Reap

  • When did momondo last update prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to Siem Reap?

    Prices for flights from Santa Ana J. Wayne/Orange Cnty Airport to Siem Reap were last updated today.

  • How old do you have to be to fly from Santa Ana J. Wayne/Orange Cnty Airport to Siem Reap?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Santa Ana J. Wayne/Orange Cnty Airport to Siem Reap.

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

    The necessary travel and health documents for your Siem Reap trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Santa Ana to Siem Reap?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Santa Ana to Siem Reap for you.

Can I find flights from Santa Ana to Siem Reap with flexible booking policies on momondo?

momondo does allow users to show only those flights to Siem Reap from Santa Ana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Santa Ana to Siem Reap?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Siem Reap from Santa Ana.

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

Price alerts on flights to Siem Reap from Santa Ana 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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