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.

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.

$585 Cheap Flights from Atlanta to Siem Reap in 2026/27

Find the cheapest flights from Atlanta to Siem Reap

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:46 am - 9:55 amATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

34h 09m3 stops New York John F Kennedy Intl Frankfurt am Main Singapore Changi

10:45 am - 5:37 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

42h 52m3 stops Singapore Changi Frankfurt am Main New York John F Kennedy Intl

$1,269Singapore Airlines

Mon, Mar 1 - Wed, Mar 10

5:30 pm - 9:55 amATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

53h 25m2 stops Frankfurt am Main Singapore Changi

4:50 pm - 2:40 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

33h 50m2 stops Singapore Changi Frankfurt am Main

$1,381Lufthansa

Sun, Oct 25 - Tue, Nov 17

9:20 pm - 6:35 pmATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

33h 15m2 stops Abu Dhabi Zayed Intl Phnom Penh Techo Intl

3:50 pm - 3:50 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

60h 00m2 stops Phnom Penh Techo Intl Abu Dhabi Zayed Intl

$1,406Multiple Airlines

Mon, Mar 1 - Wed, Mar 10

2:20 pm - 9:55 amATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

31h 35m3 stops New York John F Kennedy Intl Frankfurt am Main Singapore Changi

4:50 pm - 11:04 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

42h 14m3 stops Singapore Changi Frankfurt am Main New York John F Kennedy Intl

$1,427Singapore Airlines

Tue, Nov 10 - Tue, Nov 17

10:50 pm - 9:15 amATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

47h 25m2 stops Istanbul Bangkok Suvarnabhumi

7:25 pm - 7:45 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

36h 20m2 stops Bangkok Suvarnabhumi Istanbul

$1,450Multiple Airlines

Fri, Oct 30 - Sun, Nov 8

5:30 pm - 9:10 pmATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

40h 40m3 stops Frankfurt am Main Dubai Intl Bangkok Suvarnabhumi

4:50 pm - 2:40 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

33h 50m2 stops Singapore Changi Frankfurt am Main

$1,455Multiple Airlines

Sun, Oct 25 - Tue, Nov 17

9:20 pm - 9:15 amATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

47h 55m2 stops Abu Dhabi Zayed Intl Bangkok Suvarnabhumi

7:25 pm - 3:50 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

56h 25m2 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl

$1,466Etihad Airways

Thu, Dec 3 - Fri, Dec 11

6:21 pm - 4:10 pmATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

33h 49m3 stops Dallas/Fort Worth Taipei City Taiwan Taoyuan Intl Hanoi Noibai

9:55 am - 12:28 amSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

26h 33m3 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl Dallas/Fort Worth

$1,487Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

9:50 pm - 12:40 pmATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

26h 50m2 stops Istanbul Bangkok Suvarnabhumi

7:25 pm - 8:45 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

36h 20m2 stops Bangkok Suvarnabhumi Istanbul

$1,498Multiple Airlines

Sat, Mar 6 - Sun, Mar 14

7:35 pm - 9:15 amATL Atlanta Hartsfield-Jackson-SAI Siem Reap–Angkor Intl

49h 40m2 stops Doha Hamad Intl Bangkok Suvarnabhumi

7:25 pm - 3:00 pmSAI Siem Reap–Angkor Intl-ATL Atlanta Hartsfield-Jackson

55h 35m2 stops Bangkok Suvarnabhumi Doha Hamad Intl

$1,550Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

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Qatar Airways flights from Atlanta to Siem Reap

Our best Qatar Airways deals on Atlanta to Siem Reap flight tickets

Qatar Airways

Nov 21

ATL7:05 amAtlanta Hartsfield-Jackson

38h 10m

3 stops

SAI9:15 amSiem Reap–Angkor Intl

Jan 9

SAI1:20 pmSiem Reap–Angkor Intl

37h 55m

2 stops

ATL3:15 pmAtlanta Hartsfield-Jackson

$2,404

Qatar Airways

Dec 17

ATL9:27 pmAtlanta Hartsfield-Jackson

47h 48m

3 stops

SAI9:15 amSiem Reap–Angkor Intl

Jan 3

SAI9:55 amSiem Reap–Angkor Intl

41h 20m

2 stops

ATL3:15 pmAtlanta Hartsfield-Jackson

$4,203

Qatar Airways

Dec 17

ATL9:27 pmAtlanta Hartsfield-Jackson

47h 48m

3 stops

SAI9:15 amSiem Reap–Angkor Intl

Jan 3

SAI1:20 pmSiem Reap–Angkor Intl

37h 55m

2 stops

ATL3:15 pmAtlanta Hartsfield-Jackson

$4,208

Singapore Airlines flights from Atlanta to Siem Reap

Our best Singapore Airlines deals on Atlanta to Siem Reap flight tickets

Singapore Airlines

Mar 1

ATL11:46 amAtlanta Hartsfield-Jackson

34h 09m

3 stops

SAI9:55 amSiem Reap–Angkor Intl

Mar 10

SAI10:45 amSiem Reap–Angkor Intl

42h 52m

3 stops

ATL5:37 pmAtlanta Hartsfield-Jackson

$1,269

Singapore Airlines

Nov 10

ATL2:20 pmAtlanta Hartsfield-Jackson

31h 35m

3 stops

SAI9:55 amSiem Reap–Angkor Intl

Nov 17

SAI4:50 pmSiem Reap–Angkor Intl

42h 14m

3 stops

ATL11:04 pmAtlanta Hartsfield-Jackson

$1,427

Singapore Airlines

Dec 3

ATL6:17 amAtlanta Hartsfield-Jackson

45h 43m

3 stops

SAI4:00 pmSiem Reap–Angkor Intl

Dec 11

SAI10:45 amSiem Reap–Angkor Intl

48h 36m

3 stops

ATL11:21 pmAtlanta Hartsfield-Jackson

$3,053

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Mon 3/1

11:46 am-9:55 am

3 stops34h 09m

Siem Reap–Angkor Intl

Wed 3/10

10:45 am-5:37 pm

3 stops42h 52m

$1,269

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Sun 10/25

5:30 pm-9:55 am

2 stops53h 25m

Siem Reap–Angkor Intl

Tue 11/17

4:50 pm-2:40 pm

2 stops33h 50m

$1,381

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Mon 3/1

9:20 pm-6:35 pm

2 stops33h 15m

Siem Reap–Angkor Intl

Wed 3/10

3:50 pm-3:50 pm

2 stops60h 00m

$1,406

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Tue 11/10

2:20 pm-9:55 am

3 stops31h 35m

Siem Reap–Angkor Intl

Tue 11/17

4:50 pm-11:04 pm

3 stops42h 14m

$1,427

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Fri 10/30

10:50 pm-9:15 am

2 stops47h 25m

Siem Reap–Angkor Intl

Sun 11/8

7:25 pm-7:45 pm

2 stops36h 20m

$1,450

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Sun 10/25

5:30 pm-9:10 pm

3 stops40h 40m

Siem Reap–Angkor Intl

Tue 11/17

4:50 pm-2:40 pm

2 stops33h 50m

$1,455

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Thu 12/3

9:20 pm-9:15 am

2 stops47h 55m

Siem Reap–Angkor Intl

Fri 12/11

7:25 pm-3:50 pm

2 stops56h 25m

$1,466

Quickest round-trip

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Wed 11/11

6:21 pm-4:10 pm

3 stops33h 49m

Siem Reap–Angkor Intl

Wed 11/18

9:55 am-12:28 am

3 stops26h 33m

$1,487

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Sat 3/6

9:50 pm-12:40 pm

2 stops26h 50m

Siem Reap–Angkor Intl

Sun 3/14

7:25 pm-8:45 pm

2 stops36h 20m

$1,498

AtlantaSiem Reap

ATL Atlanta Hartsfield-Jackson - SAI Siem Reap–Angkor Intl

ATLSAI

Atlanta Hartsfield-Jackson

Wed 11/11

7:35 pm-9:15 am

2 stops49h 40m

Siem Reap–Angkor Intl

Wed 11/18

7:25 pm-3:00 pm

2 stops55h 35m

$1,550

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted 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

Best Price Found	$585
Fastest flight time	26h 50m
Direct flights	None

The best one-way flight to Siem Reap from Atlanta in the past 72 hours is $585. The best round-trip flight deal from Atlanta to Siem Reap found on momondo in the last 72 hours is $1,269.

The fastest flight from Atlanta to Siem Reap takes 26h 50m

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 26h 50m, 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.

An easier way to manage your Siem Reap trip

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Cheap flights from Atlanta to Siem Reap from $585

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Siem Reap departing on 11/10. 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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Big names and deals

Big names and deals

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Filter for what you want

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Price Alerts

Qatar Airways flights from Atlanta to Siem Reap

Our best Qatar Airways deals on Atlanta to Siem Reap flight tickets

Singapore Airlines flights from Atlanta to Siem Reap

Our best Singapore Airlines deals on Atlanta to Siem Reap flight tickets

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Use the filters below to find and compare flights from Atlanta to Siem Reap that are best for you.

When to book flights from Atlanta to Siem Reap

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Atlanta to Siem Reap

Frequently asked questions about flying from Atlanta to Siem Reap

Why use momondo?

An easier way to manage your Siem Reap trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Cambodia

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.

Popular cities in Cambodia

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Atlanta

According to popular flight searches on momondo this year

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