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Cheap flights from Atlanta to Phnom Penh from $537

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 Phnom Penh departing on 9/16. 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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0 bags

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Find the cheapest flights from Atlanta to Phnom Penh

Cheap round-trip flights

These are some of the best round-trip flight deals from Atlanta to Phnom Penh that have been recently found on momondo from popular airlines, departing in the coming months.
 Logo
5:20 pm - 8:35 amATL-PNH
52h 15m2 stops
 Logo
2:50 pm - 7:18 amPNH-ATL
52h 28m2 stops
$1,188
Find Deal
sex, out 24 - sáb, nov 8
 Logo
6:20 pm - 11:15 amATL-PNH
29h 55m2 stops
 Logo
12:35 pm - 5:24 pmPNH-ATL
39h 49m2 stops
$1,253
Find Deal
qua, set 10 - seg, set 29
 Logo
4:55 pm - 11:20 amATL-PNH
31h 25m3 stops
 Logo
12:20 pm - 7:03 amPNH-ATL
29h 43m2 stops
$1,259
Find Deal
qui, jun 5 - qui, jun 19
Qatar Airways Logo
7:30 pm - 4:15 pmATL-PNH
33h 45m2 stops
Qatar Airways Logo
5:40 pm - 3:55 pmPNH-ATL
33h 15m2 stops
$1,351Qatar Airways
Find Deal
qua, out 8 - ter, out 14
Singapore Airlines Logo
9:30 am - 8:40 amATL-PNH
60h 10m2 stops
Singapore Airlines Logo
6:55 pm - 10:39 pmPNH-ATL
38h 44m3 stops
$1,394Singapore Airlines
Find Deal
qua, set 10 - seg, set 29
Cathay Pacific Logo
8:24 pm - 10:15 amATL-PNH
26h 51m2 stops
Cathay Pacific Logo
11:25 am - 12:09 amPNH-ATL
23h 44m2 stops
$1,402Cathay Pacific
Find Deal
ter, jul 22 - ter, ago 19
Qatar Airways Logo
2:55 pm - 4:15 pmATL-PNH
38h 20m3 stops
Qatar Airways Logo
5:40 pm - 3:55 pmPNH-ATL
33h 15m2 stops
$1,491Qatar Airways
Find Deal
qua, out 8 - ter, out 14
Korean Air Logo
9:00 am - 10:10 pmATL-PNH
26h 10m2 stops
Korean Air Logo
11:30 pm - 10:00 amPNH-ATL
21h 30m1 stop
$1,697Korean Air
Find Deal
sex, set 19 - sáb, out 4
Singapore Airlines Logo
1:30 pm - 8:35 amATL-PNH
32h 05m2 stops
Singapore Airlines Logo
2:50 pm - 11:58 pmPNH-ATL
45h 08m2 stops
$1,699Singapore Airlines
Find Deal
sex, out 24 - sáb, nov 8
Korean Air Logo
12:30 pm - 10:10 pmATL-PNH
22h 40m1 stop
Korean Air Logo
11:30 pm - 10:00 amPNH-ATL
21h 30m1 stop
$1,720Korean Air
Find Deal
sex, set 19 - sáb, out 4

Singapore Airlines flights from Atlanta to Phnom Penh

Our best Singapore Airlines deals on Atlanta to Phnom Penh flight tickets
Singapore Airlines
Sep 10
ATL9:30 amAtlanta Hartsfield-Jackson
60h 10m
2 stops
PNH8:40 amPhnom Penh Pochentong
Sep 29
PNH6:55 pmPhnom Penh Pochentong
38h 44m
3 stops
ATL10:39 pmAtlanta Hartsfield-Jackson
Singapore Airlines
Oct 24
ATL1:30 pmAtlanta Hartsfield-Jackson
32h 05m
2 stops
PNH8:35 amPhnom Penh Pochentong
Nov 8
PNH2:50 pmPhnom Penh Pochentong
45h 08m
2 stops
ATL11:58 pmAtlanta Hartsfield-Jackson
Singapore Airlines
May 12
ATL8:00 amAtlanta Hartsfield-Jackson
66h 10m
2 stops
PNH1:10 pmPhnom Penh Pochentong
Jul 9
PNH6:55 pmPhnom Penh Pochentong
39h 35m
3 stops
ATL11:30 pmAtlanta Hartsfield-Jackson

Korean Air flights from Atlanta to Phnom Penh

Our best Korean Air deals on Atlanta to Phnom Penh flight tickets
Korean Air
Sep 19
ATL9:00 amAtlanta Hartsfield-Jackson
26h 10m
2 stops
PNH10:10 pmPhnom Penh Pochentong
Oct 4
PNH11:30 pmPhnom Penh Pochentong
21h 30m
1 stop
ATL10:00 amAtlanta Hartsfield-Jackson
Korean Air
Sep 19
ATL12:30 pmAtlanta Hartsfield-Jackson
22h 40m
1 stop
PNH10:10 pmPhnom Penh Pochentong
Oct 4
PNH11:30 pmPhnom Penh Pochentong
21h 30m
1 stop
ATL10:00 amAtlanta Hartsfield-Jackson
Korean Air
Sep 19
ATL12:30 pmAtlanta Hartsfield-Jackson
22h 40m
1 stop
PNH10:10 pmPhnom Penh Pochentong
Oct 4
PNH11:30 pmPhnom Penh Pochentong
21h 30m
1 stop
ATL10:00 amAtlanta Hartsfield-Jackson

See travel insights to Phnom Penh from

How to get the cheapest flight ticket from Atlanta to Phnom Penh

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Phnom Penh?

In general, March is the cheapest month to fly from Atlanta to Phnom Penh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,539. If you aren’t able to travel to Phnom Penh during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,544.

What is the cheapest day to depart on your flight to Phnom Penh?

The cheapest day to depart from Atlanta to Phnom Penh is on a Tuesday. Travelers who choose to depart for Phnom Penh on a Tuesday will often find tickets for as low as $1,900. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Atlanta to Phnom Penh for around $2,192.

What is the cheapest time of day to depart on your flight to Phnom Penh?

According to our data, the cheapest time of day to fly to Phnom Penh is in the evening. momondo users have found flights departing from Atlanta to Phnom Penh in the evening for as low as $1,624. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Phnom Penh are more costly in the morning, with an average ticket price of $2,168. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Phnom Penh?

You are more likely to see cheaper flights to Phnom Penh from Atlanta when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $1,896 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from Atlanta for as low as $1,410 on momondo.

How have Atlanta to Phnom Penh flight prices changed over time?

As of April 2025, prices for Atlanta to Phnom Penh flights are approximately 63% more expensive when compared to flights at the same time last year.

When to book flights from Atlanta to Phnom Penh

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

Cheap Atlanta to Phnom Penh (ATL to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Phnom Penh

Best Price Found

$537

Fastest flight time

22h 30m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from Atlanta in the past 72 hours is $537. The best round-trip flight deal from Atlanta to Phnom Penh found on momondo in the last 72 hours is $1,188.
The fastest flight from Atlanta to Phnom Penh takes 22h 30m
There are no direct flights from Atlanta to Phnom Penh. Popular non-direct route for this connection is Atlanta Hartsfield-Jackson Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)

  • How far is Atlanta Hartsfield-Jackson to Phnom Penh Pochentong by plane?

    The straight-line distance from Atlanta Hartsfield-Jackson to Phnom Penh Pochentong is 9239.9 mi. A reasonable flight in good conditions will take 22h 30m.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Phnom Penh Pochentong Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Phnom Penh Pochentong Airport are updated daily.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Phnom Penh Pochentong Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The travel and health documents required for your trip to Phnom Penh Pochentong Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Phnom Penh Pochentong Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Atlanta to Phnom Penh?


Best airlines flying from Atlanta to Phnom Penh

Compare and see reviews for airlines that fly from Atlanta to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $1,190Free CancellationRating
8.1
1,292 reviews
Search Singapore Airlines flights
Qatar AirwaysPriceFrom $1,284Free CancellationRating
7.4
3,563 reviews
Search Qatar Airways flights
China SouthernPriceFrom $1,341Free CancellationRating
7.5
96 reviews
Search China Southern flights
Malaysia AirlinesPriceFrom $1,462Free CancellationRating
7.3
254 reviews
Search Malaysia Airlines flights
Korean AirPriceFrom $1,476Free CancellationRating
8.4
1,066 reviews
Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Phnom Penh?

Finding the right flight to Phnom Penh 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 Phnom Penh quick and easy, saving you time and money.

Can I find flights from Atlanta to Phnom Penh with flexible booking policies on momondo?

momondo does allow users to show only those flights to Phnom Penh from Atlanta which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Atlanta to Phnom Penh?

Once all potential Atlanta to Phnom Penh 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 Phnom Penh right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Phnom Penh 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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