Cheap flights from Pennsylvania to Siem Reap from $584

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Siem Reap departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Pennsylvania to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:55 am - 6:55 pm
JFK
-
SAI
30h 00m
2 stops
Multiple Airlines Logo
9:55 am - 5:45 am
SAI
-
JFK
31h 50m
2 stops
$1,051Multiple Airlines
Mon, Aug 31 - Fri, Nov 27
Emirates Logo
11:20 am - 9:30 pm
JFK
-
SAI
23h 10m
2 stops
Emirates Logo
12:55 pm - 2:25 pm
SAI
-
JFK
36h 30m
2 stops
$1,090Emirates
Wed, Sep 2 - Fri, Sep 18
China Eastern Logo
4:25 pm - 8:10 pm
JFK
-
SAI
40h 45m
3 stops
China Eastern Logo
9:10 pm - 2:25 pm
SAI
-
JFK
52h 15m
3 stops
$1,096China Eastern
Wed, Sep 2 - Fri, Sep 18
Emirates Logo
11:00 pm - 9:30 pm
JFK
-
SAI
35h 30m
2 stops
Emirates Logo
12:55 pm - 8:50 am
SAI
-
JFK
54h 55m
2 stops
$1,102Emirates
Tue, Aug 25 - Mon, Aug 31
Emirates Logo
11:20 am - 9:30 pm
JFK
-
SAI
23h 10m
2 stops
Emirates Logo
11:50 pm - 2:25 pm
SAI
-
JFK
49h 35m
2 stops
$1,109Emirates
Wed, Aug 26 - Tue, Sep 1
Emirates Logo
10:20 pm - 9:30 pm
JFK
-
SAI
60h 10m
3 stops
Emirates Logo
12:55 pm - 6:55 pm
SAI
-
JFK
41h 00m
3 stops
$1,116Emirates
Mon, Aug 24 - Tue, Sep 1
Multiple Airlines Logo
2:55 pm - 9:00 am
JFK
-
SAI
31h 05m
2 stops
Multiple Airlines Logo
9:55 am - 5:45 am
SAI
-
JFK
31h 50m
2 stops
$1,119Multiple Airlines
Fri, Aug 21 - Thu, Nov 26
SWISS Logo
8:20 pm - 6:55 pm
IAD
-
SAI
35h 35m
2 stops
SWISS Logo
4:45 pm - 4:45 pm
SAI
-
IAD
36h 00m
2 stops
$1,283SWISS
Wed, Oct 7 - Thu, Nov 12
ANA Logo
11:40 am - 5:10 pm
EWR
-
SAI
42h 30m
2 stops
ANA Logo
7:10 pm - 5:40 pm
SAI
-
EWR
33h 30m
2 stops
$1,445ANA
Wed, Sep 2 - Fri, Sep 18
SWISS Logo
9:45 pm - 6:55 pm
EWR
-
SAI
34h 10m
2 stops
SWISS Logo
9:40 am - 8:15 pm
SAI
-
EWR
45h 35m
2 stops
$1,763SWISS
Sat, Aug 22 - Mon, Sep 7

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Singapore Airlines flights from Pennsylvania to Siem Reap

Our best Singapore Airlines deals on Pennsylvania to Siem Reap flight tickets
Singapore Airlines
Aug 22
JFK8:55 pmNew York John F Kennedy Intl
25h 45m
2 stops
SAI9:40 amSiem Reap–Angkor Intl
Sep 6
SAI4:00 pmSiem Reap–Angkor Intl
54h 10m
2 stops
JFK11:10 amNew York John F Kennedy Intl
$1,249
Singapore Airlines
Sep 1
EWR9:35 amNewark
37h 05m
1 stop
SAI9:40 amSiem Reap–Angkor Intl
Nov 27
SAI10:45 amSiem Reap–Angkor Intl
30h 45m
1 stop
EWR5:30 amNewark
$2,299
Singapore Airlines
Sep 2
EWR9:35 amNewark
37h 05m
1 stop
SAI9:40 amSiem Reap–Angkor Intl
Sep 18
SAI10:30 amSiem Reap–Angkor Intl
30h 30m
1 stop
EWR6:00 amNewark
$2,304

SWISS flights from Pennsylvania to Siem Reap

Our best SWISS deals on Pennsylvania to Siem Reap flight tickets
SWISS
Oct 7
IAD8:20 pmWashington, D.C. Dulles Intl
35h 35m
2 stops
SAI6:55 pmSiem Reap–Angkor Intl
Nov 12
SAI4:45 pmSiem Reap–Angkor Intl
36h 00m
2 stops
IAD4:45 pmWashington, D.C. Dulles Intl
$1,283
SWISS
Aug 22
EWR9:45 pmNewark
34h 10m
2 stops
SAI6:55 pmSiem Reap–Angkor Intl
Sep 7
SAI9:40 amSiem Reap–Angkor Intl
45h 35m
2 stops
EWR8:15 pmNewark
$1,763

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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, momondo users made 832,500 searches. Data last updated June 26, 2026.
Use the filters below to find and compare flights from Pennsylvania to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSiem Reap

JFK - SAI

JFKSAI

New York John F Kennedy Intl

Mon 8/31

1:55 am-6:55 pm

2 stops30h 00m

Siem Reap–Angkor Intl

Fri 11/27

9:55 am-5:45 am

2 stops31h 50m

$1,051
Quickest round-trip

New YorkSiem Reap

JFK - SAI

JFKSAI

New York John F Kennedy Intl

Wed 9/2

11:20 am-9:30 pm

2 stops23h 10m

Siem Reap–Angkor Intl

Fri 9/18

12:55 pm-2:25 pm

2 stops36h 30m

$1,090

New YorkSiem Reap

JFK - SAI

JFKSAI

New York John F Kennedy Intl

Wed 9/2

4:25 pm-8:10 pm

3 stops40h 45m

Siem Reap–Angkor Intl

Fri 9/18

9:10 pm-2:25 pm

3 stops52h 15m

$1,096

New YorkSiem Reap

JFK - SAI

JFKSAI

New York John F Kennedy Intl

Tue 8/25

11:00 pm-9:30 pm

2 stops35h 30m

Siem Reap–Angkor Intl

Mon 8/31

12:55 pm-8:50 am

2 stops54h 55m

$1,102

New YorkSiem Reap

JFK - SAI

JFKSAI

New York John F Kennedy Intl

Wed 8/26

11:20 am-9:30 pm

2 stops23h 10m

Siem Reap–Angkor Intl

Tue 9/1

11:50 pm-2:25 pm

2 stops49h 35m

$1,109

New YorkSiem Reap

JFK - SAI

JFKSAI

New York John F Kennedy Intl

Mon 8/24

10:20 pm-9:30 pm

3 stops60h 10m

Siem Reap–Angkor Intl

Tue 9/1

12:55 pm-6:55 pm

3 stops41h 00m

$1,116

New YorkSiem Reap

JFK - SAI

JFKSAI

New York John F Kennedy Intl

Fri 8/21

2:55 pm-9:00 am

2 stops31h 05m

Siem Reap–Angkor Intl

Thu 11/26

9:55 am-5:45 am

2 stops31h 50m

$1,119

Washington, D.C.Siem Reap

IAD - SAI

IADSAI

Washington, D.C. Dulles Intl

Wed 10/7

8:20 pm-6:55 pm

2 stops35h 35m

Siem Reap–Angkor Intl

Thu 11/12

4:45 pm-4:45 pm

2 stops36h 00m

$1,283

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Wed 9/2

11:40 am-5:10 pm

2 stops42h 30m

Siem Reap–Angkor Intl

Fri 9/18

7:10 pm-5:40 pm

2 stops33h 30m

$1,445

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sat 8/22

9:45 pm-6:55 pm

2 stops34h 10m

Siem Reap–Angkor Intl

Mon 9/7

9:40 am-8:15 pm

2 stops45h 35m

$1,763

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Pennsylvania to Siem Reap

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 airline that flies from Pennsylvania to Siem Reap–Angkor Intl?

Etihad Airways and Emirates are the most popular carriers operating from Pennsylvania to Siem Reap–Angkor Intl

Cheap Pennsylvania to Siem Reap flight deals and tips

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

Fastest flight time

23h 10m

Direct flights

None
The fastest flight from Pennsylvania to Siem Reap takes 23h 10m
There are no direct flights from Pennsylvania to Siem Reap. There are no popular flight routes from Pennsylvania to Siem Reap.

Frequently asked questions about flying from Pennsylvania to Siem Reap

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

    Prices for flights from Pennsylvania to Siem Reap–Angkor Intl Airport are refreshed on a daily basis.

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

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

    The required travel and health documents for your Siem Reap–Angkor Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Siem Reap–Angkor Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Pennsylvania to Siem Reap. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo provides multiple filters to help you find the best flight to Siem Reap from Pennsylvania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Pennsylvania to Siem Reap right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Pennsylvania to Siem Reap flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sun 7/26
Sun 8/2

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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.