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Cheap flights from Atlanta to Siem Reap from $1,498

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 9/11. 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
0 bags

Find the cheapest flights from Atlanta to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:10 pm - 9:00 am
ATL
-
SAI
26h 50m
2 stops
Multiple Airlines Logo
9:35 am - 3:55 pm
SAI
-
ATL
41h 20m
2 stops
$1,498Multiple Airlines
Fri, Sep 11 - Sun, Sep 27
Multiple Airlines Logo
2:20 pm - 9:40 am
ATL
-
SAI
32h 20m
3 stops
Multiple Airlines Logo
4:00 pm - 5:45 pm
SAI
-
ATL
36h 45m
3 stops
$1,687Multiple Airlines
Fri, Sep 11 - Sun, Sep 27
Multiple Airlines Logo
9:40 pm - 5:10 pm
ATL
-
SAI
56h 30m
3 stops
Multiple Airlines Logo
6:05 pm - 4:30 pm
SAI
-
ATL
57h 25m
3 stops
$1,707Multiple Airlines
Wed, Jul 1 - Sat, Jul 11
Multiple Airlines Logo
9:40 pm - 12:15 pm
ATL
-
SAI
27h 35m
2 stops
Multiple Airlines Logo
3:10 pm - 4:30 pm
SAI
-
ATL
36h 20m
2 stops
$1,710Multiple Airlines
Wed, Jul 1 - Sat, Jul 11
Multiple Airlines Logo
6:45 pm - 6:55 pm
ATL
-
SAI
37h 10m
3 stops
Multiple Airlines Logo
12:55 pm - 3:55 pm
SAI
-
ATL
38h 00m
2 stops
$1,827Multiple Airlines
Fri, Sep 11 - Sun, Sep 27
Multiple Airlines Logo
10:45 am - 12:15 pm
ATL
-
SAI
38h 30m
3 stops
Multiple Airlines Logo
7:35 pm - 3:55 pm
SAI
-
ATL
31h 20m
2 stops
$1,876Multiple Airlines
Wed, Jul 1 - Sat, Jul 11
Multiple Airlines Logo
3:05 pm - 9:00 am
ATL
-
SAI
30h 55m
2 stops
Multiple Airlines Logo
7:35 pm - 7:45 pm
SAI
-
ATL
35h 10m
2 stops
$2,026Multiple Airlines
Sat, Jun 27 - Tue, Jul 14
Multiple Airlines Logo
7:10 pm - 9:00 am
ATL
-
SAI
26h 50m
2 stops
Multiple Airlines Logo
7:35 pm - 3:55 pm
SAI
-
ATL
31h 20m
2 stops
$2,032Multiple Airlines
Sun, Jun 28 - Tue, Jul 14
Multiple Airlines Logo
3:05 pm - 9:00 am
ATL
-
SAI
30h 55m
2 stops
Multiple Airlines Logo
7:35 pm - 7:45 pm
SAI
-
ATL
35h 10m
2 stops
$2,049Multiple Airlines
Sat, Jun 27 - Tue, Jul 14
Multiple Airlines Logo
5:00 pm - 9:30 pm
ATL
-
SAI
65h 30m
3 stops
Multiple Airlines Logo
11:50 pm - 4:19 pm
SAI
-
ATL
51h 29m
3 stops
$2,112Multiple Airlines
Sat, May 30 - Tue, Jul 14

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Etihad Airways flights from Atlanta to Siem Reap

Our best Etihad Airways deals on Atlanta to Siem Reap flight tickets
Etihad Airways
Jun 28
ATL9:40 pmAtlanta Hartsfield-Jackson
57h 10m
2 stops
SAI5:50 pmSiem Reap–Angkor Intl
Jul 14
SAI3:10 pmSiem Reap–Angkor Intl
60h 20m
2 stops
ATL4:30 pmAtlanta Hartsfield-Jackson
$1,971
Etihad Airways
Jun 27
ATL2:30 pmAtlanta Hartsfield-Jackson
41h 25m
3 stops
SAI6:55 pmSiem Reap–Angkor Intl
Jul 14
SAI9:40 amSiem Reap–Angkor Intl
41h 50m
2 stops
ATL4:30 pmAtlanta Hartsfield-Jackson
$2,465
Etihad Airways
Jun 28
ATL6:07 amAtlanta Hartsfield-Jackson
43h 08m
3 stops
SAI12:15 pmSiem Reap–Angkor Intl
Jul 14
SAI9:40 amSiem Reap–Angkor Intl
41h 50m
2 stops
ATL4:30 pmAtlanta Hartsfield-Jackson
$2,542

Singapore Airlines flights from Atlanta to Siem Reap

Our best Singapore Airlines deals on Atlanta to Siem Reap flight tickets
Singapore Airlines
Oct 24
ATL2:20 pmAtlanta Hartsfield-Jackson
32h 30m
2 stops
SAI9:50 amSiem Reap–Angkor Intl
Nov 6
SAI4:45 pmSiem Reap–Angkor Intl
42h 22m
2 stops
ATL11:07 pmAtlanta Hartsfield-Jackson
$2,447
Singapore Airlines
Oct 24
ATL2:20 pmAtlanta Hartsfield-Jackson
32h 30m
2 stops
SAI9:50 amSiem Reap–Angkor Intl
Nov 6
SAI4:45 pmSiem Reap–Angkor Intl
42h 22m
3 stops
ATL11:07 pmAtlanta Hartsfield-Jackson
$2,849
Singapore Airlines
Oct 24
ATL2:20 pmAtlanta Hartsfield-Jackson
32h 30m
3 stops
SAI9:50 amSiem Reap–Angkor Intl
Nov 6
SAI4:45 pmSiem Reap–Angkor Intl
42h 22m
3 stops
ATL11:07 pmAtlanta Hartsfield-Jackson
$3,999

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta 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, momondo users made 832,500 searches. Data last updated May 6, 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

Fri 9/11

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Sun 9/27

9:35 am-3:55 pm

2 stops41h 20m

$1,498

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Fri 9/11

2:20 pm-9:40 am

3 stops32h 20m

Siem Reap–Angkor Intl

Sun 9/27

4:00 pm-5:45 pm

3 stops36h 45m

$1,687

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Wed 7/1

9:40 pm-5:10 pm

3 stops56h 30m

Siem Reap–Angkor Intl

Sat 7/11

6:05 pm-4:30 pm

3 stops57h 25m

$1,707

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Wed 7/1

9:40 pm-12:15 pm

2 stops27h 35m

Siem Reap–Angkor Intl

Sat 7/11

3:10 pm-4:30 pm

2 stops36h 20m

$1,710

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Fri 9/11

6:45 pm-6:55 pm

3 stops37h 10m

Siem Reap–Angkor Intl

Sun 9/27

12:55 pm-3:55 pm

2 stops38h 00m

$1,827

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Wed 7/1

10:45 am-12:15 pm

3 stops38h 30m

Siem Reap–Angkor Intl

Sat 7/11

7:35 pm-3:55 pm

2 stops31h 20m

$1,876

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sat 6/27

3:05 pm-9:00 am

2 stops30h 55m

Siem Reap–Angkor Intl

Tue 7/14

7:35 pm-7:45 pm

2 stops35h 10m

$2,026
Quickest round-trip

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 6/28

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Tue 7/14

7:35 pm-3:55 pm

2 stops31h 20m

$2,032

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sat 6/27

3:05 pm-9:00 am

2 stops30h 55m

Siem Reap–Angkor Intl

Tue 7/14

7:35 pm-7:45 pm

2 stops35h 10m

$2,049

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sat 5/30

5:00 pm-9:30 pm

3 stops65h 30m

Siem Reap–Angkor Intl

Tue 7/14

11:50 pm-4:19 pm

3 stops51h 29m

$2,112

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Atlanta to Siem Reap

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Siem Reap according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to Siem Reap (ATL to SAI) flight deals and tips

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

Fastest flight time

30h 55m

Direct flights

None
The fastest flight from Atlanta to Siem Reap takes 30h 55m
There are no direct flights from Atlanta to Siem Reap. There are no popular flight routes from Atlanta to Siem Reap.
Search flight deals

Frequently asked questions about flying from Atlanta to Siem Reap

  • How far is Atlanta Hartsfield-Jackson to Siem Reap–Angkor Intl by plane?

    Siem Reap–Angkor Intl is 9130.3 mi away from Atlanta Hartsfield-Jackson. Flights usually cover this in 30h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Siem Reap–Angkor Intl Airport were last updated today.

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Siem Reap–Angkor Intl Airport?

    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 Atlanta Hartsfield-Jackson Airport to Siem Reap–Angkor Intl Airport.

  • What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

    The necessary travel and health documents for your Siem Reap–Angkor Intl Airport 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 Siem Reap?

    Price Alerts will notify you by email when the price for flights to Siem Reap from Atlanta decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

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

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Siem Reap from Atlanta.

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 all potential Atlanta to Siem Reap flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Siem Reap from Atlanta 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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Cabin classes currently available on flights to Siem Reap

List of cabin classes available on flights landing in Siem Reap. Availability may vary depending on flight origin and airline.
First Class to Siem Reap
Business Class to Siem Reap