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Siem Reap

$914+ Cheap flights from Atlanta (ATL) to Siem Reap, Cambodia (SAI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SAI
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from Atlanta to Siem Reap

Cheapest flights from Atlanta to Siem Reap
Explore the most affordable flight options available from Atlanta to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.

This oojo deal was found by Cheapflights users on 4/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/33:44 pm
ATL
-
SAI
3 stops30h 06m
Multiple Airlines
Fri 12/1110:45 am
SAI
-
ATL
2 stops49h 14m
Multiple Airlines
Deal found 4/26$1,332
This Trip.com deal was found by Cheapflights users on 4/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:10 pm
ATL
-
SAI
2 stops36h 45m
Multiple Airlines
Sun 9/207:35 pm
SAI
-
ATL
2 stops31h 20m
Multiple Airlines
Deal found 4/28$1,336
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:10 pm
ATL
-
SAI
2 stops30h 05m
Multiple Airlines
Fri 9/257:35 pm
SAI
-
ATL
2 stops31h 20m
Multiple Airlines
Deal found 4/27$1,356
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:10 pm
ATL
-
SAI
2 stops30h 05m
Multiple Airlines
Sat 9/267:35 pm
SAI
-
ATL
2 stops31h 20m
Multiple Airlines
Deal found 4/27$1,396
This Justfly.com deal was found by Cheapflights users on 4/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:10 pm
ATL
-
SAI
2 stops26h 50m
Multiple Airlines
Mon 9/213:00 pm
SAI
-
ATL
2 stops35h 55m
Multiple Airlines
Deal found 4/28$1,418
This Ovago deal was found by Cheapflights users on 4/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:10 pm
ATL
-
SAI
2 stops26h 50m
Qatar Airways
Fri 9/2512:55 pm
SAI
-
ATL
2 stops38h 00m
Qatar Airways
Deal found 4/27$1,424
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:10 pm
ATL
-
SAI
2 stops26h 50m
Multiple Airlines
Sun 9/277:35 pm
SAI
-
ATL
2 stops31h 20m
Multiple Airlines
Deal found 4/27$1,436
This Justfly.com deal was found by Cheapflights users on 4/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/157:10 pm
ATL
-
SAI
2 stops26h 50m
Multiple Airlines
Mon 6/227:35 pm
SAI
-
ATL
2 stops55h 20m
Multiple Airlines
Deal found 4/28$1,444
This Qatar Airways deal was found by Cheapflights users on 4/27. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:10 pm
ATL
-
SAI
2 stops30h 05m
Qatar Airways
Mon 9/287:35 pm
SAI
-
ATL
2 stops31h 20m
Qatar Airways
Deal found 4/27$1,452
This Justfly.com deal was found by Cheapflights users on 4/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:10 pm
ATL
-
SAI
2 stops26h 50m
Multiple Airlines
Sun 9/207:35 pm
SAI
-
ATL
2 stops31h 20m
Multiple Airlines
Deal found 4/28$1,462

Find flight deals from Atlanta to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Siem Reap (SAI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,336
(Trip.com)

One-way from

$914
(FlightHub)
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Siem Reap–Angkor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Siem Reap–Angkor Intl flights.
Search Deals
From Atlanta Hartsfield-Jackson to Siem Reap–Angkor Intl
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Siem Reap–Angkor Intl
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 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

Mon 9/14

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Tue 9/29

12:55 pm-3:55 pm

2 stops38h 00m

$1,452

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Mon 9/14

7:10 pm-12:15 pm

2 stops30h 05m

Siem Reap–Angkor Intl

Thu 9/24

12:55 pm-3:55 pm

2 stops38h 00m

$1,452
Quickest round-trip

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 9/13

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Fri 9/25

7:35 pm-3:55 pm

2 stops31h 20m

$1,452

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 9/13

7:10 pm-12:15 pm

2 stops30h 05m

Siem Reap–Angkor Intl

Wed 9/23

7:35 pm-3:55 pm

2 stops31h 20m

$1,452

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Wed 9/9

7:10 pm-12:15 pm

2 stops30h 05m

Siem Reap–Angkor Intl

Sun 9/27

7:35 pm-3:55 pm

2 stops31h 20m

$1,492

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Mon 9/14

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Sat 9/26

12:55 pm-3:55 pm

2 stops38h 00m

$1,492

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 9/6

7:10 pm-6:55 pm

2 stops36h 45m

Siem Reap–Angkor Intl

Thu 9/17

7:35 pm-3:55 pm

2 stops31h 20m

$1,532

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Wed 9/9

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Tue 9/22

12:55 pm-3:55 pm

2 stops38h 00m

$1,532

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Fri 9/4

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Thu 9/17

7:35 pm-3:55 pm

2 stops31h 20m

$1,572

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Fri 9/4

7:10 pm-9:00 am

2 stops26h 50m

Siem Reap–Angkor Intl

Sat 9/19

9:40 am-3:55 pm

2 stops41h 15m

$1,612

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/26

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Compare providers for flights from Atlanta to Siem Reap

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Siem Reap in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Siem Reap flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Siem Reap flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Siem Reap flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Siem Reap flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Siem Reap flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Atlanta 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.

Related info for your journey

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

  • How long is the flight from Atlanta to Siem Reap?

    For as low as $1,452, Qatar Airways can have you in Siem Reap from Atlanta in 26h 50m. Atlanta and Siem Reap are separated by a distance of 9132 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Atlanta 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.

See more FAQs

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