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Siem Reap

$568+ Cheap flights from Newark (EWR) to Siem Reap

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAI
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Newark to Siem Reap

Cheapest flights from Newark to Siem Reap
Explore the most affordable flight options available from Newark to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Trip.com deal was found by Cheapflights users on 1/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:01 am
EWR
-
SAI
2 stops48h 39m
Multiple Airlines
Thu 3/1210:00 am
SAI
-
EWR
2 stops47h 30m
Multiple Airlines
Deal found 1/19$927
This oojo deal was found by Cheapflights users on 1/19. 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.
Sat 3/712:25 am
EWR
-
SAI
2 stops24h 15m
Multiple Airlines
Mon 3/169:55 am
SAI
-
EWR
2 stops48h 35m
Multiple Airlines
Deal found 1/19$1,150
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:00 pm
EWR
-
SAI
2 stops33h 40m
United Airlines
Mon 9/710:30 am
SAI
-
EWR
2 stops66h 10m
United Airlines
Deal found 1/19$1,178
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:15 pm
EWR
-
SAI
2 stops50h 25m
United Airlines
Sun 9/610:30 am
SAI
-
EWR
2 stops41h 45m
United Airlines
Deal found 1/19$1,181
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:00 am
EWR
-
SAI
2 stops45h 55m
United Airlines
Thu 3/124:45 pm
SAI
-
EWR
2 stops43h 28m
United Airlines
Deal found 1/18$1,185
This Booking.com deal was found by Cheapflights users on 1/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:25 am
EWR
-
SAI
2 stops45h 35m
Multiple Airlines
Sat 4/187:25 pm
SAI
-
EWR
2 stops38h 05m
Multiple Airlines
Deal found 1/19$1,218
This oojo deal was found by Cheapflights users on 1/18. 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.
Thu 3/57:59 pm
EWR
-
SAI
3 stops49h 51m
Singapore Airlines
Thu 3/1210:45 am
SAI
-
EWR
2 stops47h 44m
Singapore Airlines
Deal found 1/18$1,253
This Emirates deal was found by Cheapflights users on 1/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:55 pm
EWR
-
SAI
3 stops34h 35m
Emirates
Sun 9/612:55 pm
SAI
-
EWR
3 stops43h 25m
Emirates
Deal found 1/19$1,316
This oojo deal was found by Cheapflights users on 1/20. 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.
Sun 3/111:45 pm
EWR
-
SAI
3 stops33h 25m
Emirates
Tue 4/1411:50 pm
SAI
-
EWR
3 stops32h 30m
Emirates
Deal found 1/20$1,351
This Emirates deal was found by Cheapflights users on 1/19. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/511:45 pm
EWR
-
SAI
3 stops33h 25m
Emirates
Thu 3/1211:50 pm
SAI
-
EWR
3 stops32h 30m
Emirates
Deal found 1/19$1,376
This oojo deal was found by Cheapflights users on 1/19. 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.
Wed 9/211:55 pm
EWR
-
SAI
3 stops49h 20m
Emirates
Mon 9/712:55 pm
SAI
-
EWR
3 stops43h 25m
Emirates
Deal found 1/19$1,381

Find flight deals from Newark to Siem Reap

Keep the following information in mind while searching for Newark to Siem Reap flight deals. Data was last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$927
(Trip.com)

One-way from

$568
(Kiwi.com)
Provider with most accurate pricing for New York (NYC)-Siem Reap–Angkor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Siem Reap–Angkor Intl flights.
Search Deals
From Newark to Siem Reap
Search Deals
One-way flight from Newark to Siem Reap
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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 January 21, 2026.
Use the filters below to find and compare flights from Newark Airport to Siem Reap that are best for you.

Fly from

Newark

Fly to

Siem Reap

Route

Depart

Return

Price

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sat 3/7

12:25 am-12:40 pm

2 stops24h 15m

Siem Reap–Angkor Intl

Mon 3/16

9:55 am-11:30 pm

2 stops48h 35m

$1,152

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 2/20

6:00 am-9:50 am

2 stops39h 50m

Siem Reap–Angkor Intl

Fri 2/27

10:45 am-3:50 pm

2 stops65h 05m

$1,839

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 2/20

11:15 am-11:00 am

3 stops35h 45m

Siem Reap–Angkor Intl

Fri 2/27

11:45 am-9:05 am

2 stops33h 20m

$1,876

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sun 3/8

10:35 am-3:55 pm

1 stop42h 20m

Siem Reap–Angkor Intl

Mon 3/16

10:45 am-6:30 am

1 stop54h 45m

$2,176

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 2/20

11:45 pm-6:40 pm

3 stops54h 55m

Siem Reap–Angkor Intl

Fri 2/27

7:25 pm-9:10 pm

3 stops37h 45m

$2,405

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 2/20

9:35 am-9:50 am

1 stop36h 15m

Siem Reap–Angkor Intl

Fri 2/27

10:45 am-5:30 am

1 stop30h 45m

$3,243

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sun 3/8

11:55 pm-9:10 pm

3 stops34h 15m

Siem Reap–Angkor Intl

Mon 3/16

7:25 pm-9:20 pm

3 stops36h 55m

$3,440

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sat 2/14

11:45 pm-6:40 pm

3 stops30h 55m

Siem Reap–Angkor Intl

Sat 2/21

11:50 pm-9:31 pm

3 stops33h 41m

$4,481

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sat 2/14

8:50 pm-9:50 am

2 stops25h 00m

Siem Reap–Angkor Intl

Sat 2/21

7:25 pm-2:15 pm

2 stops54h 50m

$4,516

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sun 2/8

9:00 am-11:00 am

3 stops38h 00m

$568

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 16 results
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Best time to book a flight from Newark to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Newark 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.

Cheapflights Insights

Everything you need to know about your flight from Newark Airport to Siem Reap
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Newark 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 Newark Airport to Region of Siem Reap?

    United Airlines and Singapore Airlines can get you from Newark Airport to Region of Siem Reap in just under 39h 50m. Your travel time can differ by up to 2h 30m. There are 8693 mi between Newark Airport and Region of Siem Reap. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Newark to Siem Reap that include hotel bookings?

    Yes. In addition to deals on Newark to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Newark to Siem Reap?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to Siem Reap.

  • Can I find deals for business class flights from Newark to Siem Reap?

    Yes. Cheapflights offers flight deals from Newark 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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