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Cheap flights from Atlanta to Siem Reap from $1,407

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Siem Reap departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Atlanta to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
7:00 am - 9:50 am
ATL
-
SAI
38h 50m
3 stops
Singapore Airlines Logo
10:45 am - 11:59 pm
SAI
-
ATL
49h 14m
2 stops
$1,407Singapore Airlines
Thu, Dec 3 - Fri, Dec 11
Multiple Airlines Logo
7:35 pm - 1:15 pm
ATL
-
SAI
29h 40m
2 stops
Multiple Airlines Logo
9:55 am - 3:15 pm
SAI
-
ATL
41h 20m
2 stops
$1,457Multiple Airlines
Sun, Nov 15 - Sun, Nov 22
Multiple Airlines Logo
9:30 pm - 11:15 am
ATL
-
SAI
50h 45m
2 stops
Multiple Airlines Logo
7:20 pm - 4:30 pm
SAI
-
ATL
56h 10m
2 stops
$1,463Multiple Airlines
Sun, Jun 28 - Tue, Jul 14
Multiple Airlines Logo
9:50 pm - 8:45 am
ATL
-
SAI
46h 55m
2 stops
Multiple Airlines Logo
7:25 pm - 7:45 pm
SAI
-
ATL
36h 20m
2 stops
$1,500Multiple Airlines
Thu, Dec 3 - Fri, Dec 11
Multiple Airlines Logo
9:30 pm - 2:20 pm
ATL
-
SAI
29h 50m
2 stops
Multiple Airlines Logo
7:20 pm - 4:30 pm
SAI
-
ATL
56h 10m
2 stops
$1,504Multiple Airlines
Sat, Jun 27 - Tue, Jul 14
Multiple Airlines Logo
7:35 pm - 9:15 am
ATL
-
SAI
25h 40m
2 stops
Multiple Airlines Logo
1:20 pm - 3:15 pm
SAI
-
ATL
37h 55m
2 stops
$1,535Multiple Airlines
Thu, Dec 3 - Fri, Dec 11
Multiple Airlines Logo
9:30 pm - 11:15 am
ATL
-
SAI
50h 45m
2 stops
Multiple Airlines Logo
7:20 pm - 4:30 pm
SAI
-
ATL
56h 10m
2 stops
$1,588Multiple Airlines
Sun, Jun 28 - Tue, Jul 14
Multiple Airlines Logo
9:30 pm - 11:15 am
ATL
-
SAI
50h 45m
2 stops
Multiple Airlines Logo
7:20 pm - 4:30 pm
SAI
-
ATL
56h 10m
2 stops
$1,604Multiple Airlines
Sun, Jun 28 - Tue, Jul 14
Multiple Airlines Logo
9:30 pm - 11:15 am
ATL
-
SAI
26h 45m
2 stops
Multiple Airlines Logo
7:20 pm - 4:30 pm
SAI
-
ATL
56h 10m
2 stops
$1,629Multiple Airlines
Sat, Jun 27 - Tue, Jul 14
Multiple Airlines Logo
9:30 pm - 2:20 pm
ATL
-
SAI
29h 50m
2 stops
Multiple Airlines Logo
3:10 pm - 4:30 pm
SAI
-
ATL
36h 20m
2 stops
$1,645Multiple Airlines
Sat, Jun 27 - Tue, Jul 14

Etihad Airways flights from Atlanta to Region of Siem Reap

Our best Etihad Airways deals on Atlanta to Region of Siem Reap flight tickets
Etihad Airways
Jul 15
ATL9:30 pmAtlanta Hartsfield-Jackson
34h 25m
2 stops
SAI6:55 pmSiem Reap–Angkor Intl
Jul 22
SAI12:55 pmSiem Reap–Angkor Intl
38h 35m
2 stops
ATL4:30 pmAtlanta Hartsfield-Jackson
$1,879
Etihad Airways
Jun 14
ATL9:30 pmAtlanta Hartsfield-Jackson
35h 55m
2 stops
SAI8:25 pmSiem Reap–Angkor Intl
Jul 24
SAI9:40 amSiem Reap–Angkor Intl
41h 50m
2 stops
ATL4:30 pmAtlanta Hartsfield-Jackson
$1,999
Etihad Airways
Jul 1
ATL9:30 pmAtlanta Hartsfield-Jackson
34h 15m
2 stops
SAI6:45 pmSiem Reap–Angkor Intl
Jul 13
SAI12:55 pmSiem Reap–Angkor Intl
38h 35m
2 stops
ATL4:30 pmAtlanta Hartsfield-Jackson
$2,079

Emirates flights from Atlanta to Region of Siem Reap

Our best Emirates deals on Atlanta to Region of Siem Reap flight tickets
Emirates
Jun 28
ATL3:30 pmAtlanta Hartsfield-Jackson
43h 00m
3 stops
SAI9:30 pmSiem Reap–Angkor Intl
Jul 14
SAI11:50 pmSiem Reap–Angkor Intl
32h 51m
3 stops
ATL9:41 pmAtlanta Hartsfield-Jackson
$3,622
Emirates
Jun 28
ATL3:30 pmAtlanta Hartsfield-Jackson
43h 00m
3 stops
SAI9:30 pmSiem Reap–Angkor Intl
Jul 14
SAI11:50 pmSiem Reap–Angkor Intl
32h 51m
3 stops
ATL9:41 pmAtlanta Hartsfield-Jackson
$3,669

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta 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 June 7, 2026.
Use the filters below to find and compare flights from Atlanta to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Thu 12/3

7:00 am-9:50 am

3 stops38h 50m

Siem Reap–Angkor Intl

Fri 12/11

10:45 am-11:59 pm

2 stops49h 14m

$1,407

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 11/15

7:35 pm-1:15 pm

2 stops29h 40m

Siem Reap–Angkor Intl

Sun 11/22

9:55 am-3:15 pm

2 stops41h 20m

$1,457

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 6/28

9:30 pm-11:15 am

2 stops50h 45m

Siem Reap–Angkor Intl

Tue 7/14

7:20 pm-4:30 pm

2 stops56h 10m

$1,463

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Thu 12/3

9:50 pm-8:45 am

2 stops46h 55m

Siem Reap–Angkor Intl

Fri 12/11

7:25 pm-7:45 pm

2 stops36h 20m

$1,500

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sat 6/27

9:30 pm-2:20 pm

2 stops29h 50m

Siem Reap–Angkor Intl

Tue 7/14

7:20 pm-4:30 pm

2 stops56h 10m

$1,504
Quickest round-trip

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Thu 12/3

7:35 pm-9:15 am

2 stops25h 40m

Siem Reap–Angkor Intl

Fri 12/11

1:20 pm-3:15 pm

2 stops37h 55m

$1,535

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 6/28

9:30 pm-11:15 am

2 stops50h 45m

Siem Reap–Angkor Intl

Tue 7/14

7:20 pm-4:30 pm

2 stops56h 10m

$1,588

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 6/28

9:30 pm-11:15 am

2 stops50h 45m

Siem Reap–Angkor Intl

Tue 7/14

7:20 pm-4:30 pm

2 stops56h 10m

$1,604

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sat 6/27

9:30 pm-11:15 am

2 stops26h 45m

Siem Reap–Angkor Intl

Tue 7/14

7:20 pm-4:30 pm

2 stops56h 10m

$1,629

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sat 6/27

9:30 pm-2:20 pm

2 stops29h 50m

Siem Reap–Angkor Intl

Tue 7/14

3:10 pm-4:30 pm

2 stops36h 20m

$1,645

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Atlanta to Region of Siem Reap flight deals and tips

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

Fastest flight time

34h 25m

Direct flights

None
The fastest flight from Atlanta to Region of Siem Reap takes 34h 25m
There are no direct flights from Atlanta to Region of Siem Reap. There are no popular flight routes from Atlanta to Region of Siem Reap.
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Frequently asked questions about flying from Atlanta to Siem Reap

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Siem Reap?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Siem Reap are updated daily.

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson 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 Atlanta Hartsfield-Jackson 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.

Frequently asked questions about flying from Atlanta to Siem Reap

  • How do I get Price Alerts for flights from Atlanta to Region of Siem Reap?

    Search flight deals from Atlanta to Region of Siem Reap. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Atlanta to Region of Siem Reap with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

Finding the right flight to Siem Reap from Atlanta is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Siem Reap quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Siem Reap from Atlanta with this policy.

How can momondo help me find flights from Atlanta 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 Atlanta.

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

Yes momondo offers price alerts on flights to Siem Reap from Atlanta. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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