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Siem Reap

$653+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SAI
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
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 July 26, 2026.

This oojo deal was found by Cheapflights users on 7/23. 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.
Mon 9/77:10 pm
ATL
-
SAI
2 stops26h 50m
Multiple Airlines
Mon 9/147:35 pm
SAI
-
ATL
2 stops55h 20m
Multiple Airlines
Deal found 7/23$1,431
This Justfly.com deal was found by Cheapflights users on 7/22. 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 10/47:10 pm
ATL
-
SAI
2 stops26h 50m
Multiple Airlines
Mon 10/129:40 am
SAI
-
ATL
2 stops65h 15m
Multiple Airlines
Deal found 7/22$1,439
This Turkish Airlines deal was found by Cheapflights users on 7/26. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:50 pm
ATL
-
SAI
2 stops46h 55m
Multiple Airlines
Fri 12/117:25 pm
SAI
-
ATL
2 stops36h 20m
Multiple Airlines
Deal found 7/26$1,500
This CheapOair deal was found by Cheapflights users on 7/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:55 pm
ATL
-
SAI
3 stops40h 00m
Lufthansa
Mon 10/1210:30 am
SAI
-
ATL
2 stops38h 15m
Lufthansa
Deal found 7/22$1,524
This Gotogate deal was found by Cheapflights users on 7/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:30 pm
ATL
-
SAI
2 stops34h 25m
Multiple Airlines
Tue 9/293:10 pm
SAI
-
ATL
2 stops36h 20m
Multiple Airlines
Deal found 7/23$1,525
This Singapore Airlines deal was found by Cheapflights users on 7/22. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/42:20 pm
ATL
-
SAI
3 stops32h 20m
Singapore Airlines
Mon 10/1210:30 am
SAI
-
ATL
3 stops42h 15m
Singapore Airlines
Deal found 7/22$1,748

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 July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,431
(oojo)

One-way from

$653
(Kiwi.com)
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Siem Reap–Angkor Intl flight deals.
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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
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One-way flight from Atlanta Hartsfield-Jackson to Siem Reap–Angkor Intl
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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 July 26, 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

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

Sun 10/4

3:55 pm-6:55 pm

3 stops40h 00m

Siem Reap–Angkor Intl

Mon 10/12

10:30 am-1:45 pm

2 stops38h 15m

$1,524
Quickest round-trip

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 10/4

2:20 pm-9:40 am

3 stops32h 20m

Siem Reap–Angkor Intl

Mon 10/12

10:30 am-5:45 pm

3 stops42h 15m

$1,748

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Tue 9/22

3:40 pm-9:30 pm

3 stops42h 50m

Siem Reap–Angkor Intl

Tue 9/29

11:50 pm-11:30 pm

3 stops34h 40m

$1,785
Cheapest one-way
Quickest one-way

AtlantaSiem Reap

ATL - SAI

ATLSAI

Atlanta Hartsfield-Jackson

Sun 11/8

6:22 pm-4:05 pm

3 stops57h 43m

$653

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Sorted by cheapest first

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 July.
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

*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 $1,524, Lufthansa can have you in Siem Reap from Atlanta in 40h. 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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