How do I get Price Alerts for flights from Philadelphia to Siem Reap?

Search flight deals from Philadelphia to Siem Reap . While viewing offers you’ll have the option to create a Price Alert.

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

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Philadelphia Airport to Siem Reap–Angkor Intl Airport?

Prices for flights from Philadelphia Airport to Siem Reap–Angkor Intl Airport refresh daily.

How old do you have to be to fly from Philadelphia Airport to Siem Reap–Angkor Intl 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 Philadelphia Airport to Siem Reap–Angkor Intl Airport.

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

The travel and health documents required for your trip to Siem Reap–Angkor Intl 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 Siem Reap–Angkor Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$623 Cheap Flights from Philadelphia to Siem Reap in 2026

Find the cheapest flights from Philadelphia to Siem Reap

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:30 pm - 9:15 am

PHL

SAI

24h 45m

2 stops

1:20 pm - 2:40 pm

SAI

PHL

37h 20m

2 stops

$1,342Multiple Airlines

Wed, Nov 4 - Sat, Nov 14

8:30 pm - 9:15 am

PHL

SAI

24h 45m

2 stops

10:00 am - 2:40 pm

SAI

PHL

40h 40m

2 stops

$1,343Multiple Airlines

Wed, Nov 4 - Sat, Nov 14

8:30 pm - 7:05 pm

PHL

SAI

34h 35m

2 stops

10:00 am - 2:40 pm

SAI

PHL

40h 40m

2 stops

$1,345Multiple Airlines

Wed, Nov 4 - Sat, Nov 14

8:30 pm - 6:45 pm

PHL

SAI

34h 15m

2 stops

10:00 am - 2:40 pm

SAI

PHL

40h 40m

2 stops

$1,349Multiple Airlines

Thu, Nov 12 - Sat, Nov 21

8:30 pm - 6:45 pm

PHL

SAI

34h 15m

2 stops

10:00 am - 2:40 pm

SAI

PHL

40h 40m

2 stops

$1,350Multiple Airlines

Thu, Nov 12 - Sat, Nov 21

8:30 pm - 6:45 pm

PHL

SAI

34h 15m

2 stops

9:30 pm - 2:40 pm

SAI

PHL

53h 10m

2 stops

$1,359Multiple Airlines

Thu, Nov 12 - Sat, Nov 21

10:30 am - 12:40 pm

PHL

SAI

38h 10m

3 stops

1:20 pm - 5:32 pm

SAI

PHL

40h 12m

3 stops

$1,767Etihad Airways

Wed, Nov 4 - Sat, Nov 14

8:30 pm - 4:10 pm

PHL

SAI

31h 40m

3 stops

10:00 am - 2:40 pm

SAI

PHL

40h 40m

2 stops

$1,842Multiple Airlines

Wed, Nov 4 - Sat, Nov 14

6:00 am - 9:15 am

PHL

SAI

39h 15m

3 stops

1:20 pm - 5:32 pm

SAI

PHL

40h 12m

3 stops

$1,873Etihad Airways

Wed, Nov 4 - Sat, Nov 14

6:00 am - 9:15 am

PHL

SAI

39h 15m

3 stops

1:20 pm - 5:32 pm

SAI

PHL

40h 12m

3 stops

$1,893Etihad Airways

Wed, Nov 4 - Sat, Nov 14

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Etihad Airways flights from Philadelphia to Siem Reap

Our best Etihad Airways deals on Philadelphia to Siem Reap flight tickets

Etihad Airways

Nov 4

PHL10:30 amPhiladelphia

38h 10m

3 stops

SAI12:40 pmSiem Reap–Angkor Intl

Nov 14

SAI1:20 pmSiem Reap–Angkor Intl

40h 12m

3 stops

PHL5:32 pmPhiladelphia

$1,767

Etihad Airways

Nov 4

PHL6:00 amPhiladelphia

39h 15m

3 stops

SAI9:15 amSiem Reap–Angkor Intl

Nov 14

SAI1:20 pmSiem Reap–Angkor Intl

40h 12m

3 stops

PHL5:32 pmPhiladelphia

$1,873

Etihad Airways

Nov 4

PHL6:00 amPhiladelphia

39h 15m

3 stops

SAI9:15 amSiem Reap–Angkor Intl

Nov 14

SAI1:20 pmSiem Reap–Angkor Intl

40h 12m

3 stops

PHL5:32 pmPhiladelphia

$1,893

Emirates flights from Philadelphia to Siem Reap

Our best Emirates deals on Philadelphia to Siem Reap flight tickets

Emirates

Nov 12

PHL1:16 pmPhiladelphia

43h 54m

3 stops

SAI9:10 pmSiem Reap–Angkor Intl

Nov 21

SAI11:50 pmSiem Reap–Angkor Intl

33h 44m

3 stops

PHL9:34 pmPhiladelphia

$1,963

Emirates

Nov 4

PHL6:46 pmPhiladelphia

62h 24m

3 stops

SAI9:10 pmSiem Reap–Angkor Intl

Nov 14

SAI11:50 pmSiem Reap–Angkor Intl

35h 19m

3 stops

PHL11:09 pmPhiladelphia

$1,986

Emirates

Nov 12

PHL12:40 pmPhiladelphia

44h 30m

3 stops

SAI9:10 pmSiem Reap–Angkor Intl

Nov 21

SAI11:50 pmSiem Reap–Angkor Intl

33h 44m

3 stops

PHL9:34 pmPhiladelphia

$2,003

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

8:30 pm-9:15 am

2 stops24h 45m

Siem Reap–Angkor Intl

Sat 11/14

1:20 pm-2:40 pm

2 stops37h 20m

$1,342

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

8:30 pm-9:15 am

2 stops24h 45m

Siem Reap–Angkor Intl

Sat 11/14

10:00 am-2:40 pm

2 stops40h 40m

$1,343

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

8:30 pm-7:05 pm

2 stops34h 35m

Siem Reap–Angkor Intl

Sat 11/14

10:00 am-2:40 pm

2 stops40h 40m

$1,345

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Thu 11/12

8:30 pm-6:45 pm

2 stops34h 15m

Siem Reap–Angkor Intl

Sat 11/21

10:00 am-2:40 pm

2 stops40h 40m

$1,349

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Thu 11/12

8:30 pm-6:45 pm

2 stops34h 15m

Siem Reap–Angkor Intl

Sat 11/21

10:00 am-2:40 pm

2 stops40h 40m

$1,350

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Thu 11/12

8:30 pm-6:45 pm

2 stops34h 15m

Siem Reap–Angkor Intl

Sat 11/21

9:30 pm-2:40 pm

2 stops53h 10m

$1,359

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

10:30 am-12:40 pm

3 stops38h 10m

Siem Reap–Angkor Intl

Sat 11/14

1:20 pm-5:32 pm

3 stops40h 12m

$1,767

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

8:30 pm-4:10 pm

3 stops31h 40m

Siem Reap–Angkor Intl

Sat 11/14

10:00 am-2:40 pm

2 stops40h 40m

$1,842

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

6:00 am-9:15 am

3 stops39h 15m

Siem Reap–Angkor Intl

Sat 11/14

1:20 pm-5:32 pm

3 stops40h 12m

$1,873

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

6:00 am-9:15 am

3 stops39h 15m

Siem Reap–Angkor Intl

Sat 11/14

1:20 pm-5:32 pm

3 stops40h 12m

$1,893

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

When to book flights from Philadelphia to Siem Reap

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

Estimated round-trip price

Cheap Philadelphia to Siem Reap (PHL to SAI) flight deals and tips

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

Fastest flight time	24h 45m
Direct flights	None

The fastest flight from Philadelphia to Siem Reap takes 24h 45m

There are no direct flights from Philadelphia to Siem Reap. There are no popular flight routes from Philadelphia to Siem Reap.

Search flight deals

Frequently asked questions about flying from Philadelphia to Siem Reap

How far is Philadelphia to Siem Reap–Angkor Intl by plane?
The straight-line distance from Philadelphia to Siem Reap–Angkor Intl is 8746.6 mi. 24h 45m is a normal flight duration for this route.
When did momondo last update prices for flights from Philadelphia Airport to Siem Reap–Angkor Intl Airport?
Prices for flights from Philadelphia Airport to Siem Reap–Angkor Intl Airport refresh daily.
How old do you have to be to fly from Philadelphia Airport to Siem Reap–Angkor Intl 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 Philadelphia Airport to Siem Reap–Angkor Intl Airport.
What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?
The travel and health documents required for your trip to Siem Reap–Angkor Intl 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 Siem Reap–Angkor Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Philadelphia to Siem Reap

How do I get Price Alerts for flights from Philadelphia to Siem Reap?
Search flight deals from Philadelphia to Siem Reap. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Philadelphia to Siem Reap with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Siem Reap?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Siem Reap. momondo saves you time and could save you money on your trip.

Can I find flights from Philadelphia to Siem Reap with flexible booking policies on momondo?

All flight searches from Philadelphia to Siem Reap on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Philadelphia to Siem Reap?

Once all potential Philadelphia 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 Philadelphia to Siem Reap right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Siem Reap from Philadelphia. 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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Cheap flights from Philadelphia to Siem Reap from $623

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Siem Reap departing on 9/24. 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

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Etihad Airways flights from Philadelphia to Siem Reap

Our best Etihad Airways deals on Philadelphia to Siem Reap flight tickets

Emirates flights from Philadelphia to Siem Reap

Our best Emirates deals on Philadelphia to Siem Reap flight tickets

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

When to book flights from Philadelphia to Siem Reap

Cheap Philadelphia to Siem Reap (PHL to SAI) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Philadelphia to Siem Reap

Frequently asked questions about flying from Philadelphia 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

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