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Siem Reap

$832+ Cheap flights from Newark (EWR) to Siem Reap, Cambodia (SAI)

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAI
May 17 — May 241
Sun 5/17
Sun 5/24
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 April 17, 2026.

This Emirates deal was found by Cheapflights users on 4/12. 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 10/1311:55 pm
EWR
-
SAI
3 stops34h 35m
Emirates
Tue 10/2011:50 pm
SAI
-
EWR
3 stops32h 30m
Emirates
Deal found 4/12$1,266
This Trip.com deal was found by Cheapflights users on 4/14. 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.
Thu 4/1612:25 am
EWR
-
SAI
2 stops45h 20m
Multiple Airlines
Fri 4/249:45 am
SAI
-
EWR
3 stops36h 20m
Multiple Airlines
Deal found 4/14$1,872
This Trip.com deal was found by Cheapflights users on 4/13. 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.
Thu 4/1612:25 am
EWR
-
SAI
2 stops45h 20m
Multiple Airlines
Fri 5/87:45 pm
SAI
-
EWR
2 stops37h 45m
Multiple Airlines
Deal found 4/13$2,002
This oojo deal was found by Cheapflights users on 4/12. 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.
Tue 10/139:35 am
EWR
-
SAI
1 stop37h 05m
Singapore Airlines
Tue 10/2010:30 am
SAI
-
EWR
1 stop30h 30m
Singapore Airlines
Deal found 4/12$2,027
This BusinessClass deal was found by Cheapflights users on 4/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:15 am
EWR
-
SAI
2 stops42h 55m
ANA
Tue 10/207:10 pm
SAI
-
EWR
2 stops33h 30m
ANA
Deal found 4/12$2,038
This oojo deal was found by Cheapflights users on 4/16. 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 9/309:35 am
EWR
-
SAI
1 stop42h 35m
Singapore Airlines
Wed 10/2810:45 am
SAI
-
EWR
1 stop30h 45m
Singapore Airlines
Deal found 4/16$2,066
This oojo deal was found by Cheapflights users on 4/15. 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.
Tue 9/299:35 am
EWR
-
SAI
1 stop37h 05m
Singapore Airlines
Wed 11/2510:45 am
SAI
-
EWR
1 stop30h 45m
Singapore Airlines
Deal found 4/15$2,141
This KAYAK deal was found by Cheapflights users on 4/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:40 pm
EWR
-
SAI
2 stops38h 15m
Austrian Airlines
Wed 10/289:55 am
SAI
-
EWR
2 stops40h 00m
Austrian Airlines
Deal found 4/16$2,204
This Justfly.com deal was found by Cheapflights users on 4/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2411:45 pm
EWR
-
SAI
3 stops33h 25m
Emirates
Thu 12/3111:50 pm
SAI
-
EWR
3 stops33h 20m
Emirates
Deal found 4/12$2,215
This KAYAK deal was found by Cheapflights users on 4/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2511:45 pm
EWR
-
SAI
3 stops31h 20m
Multiple Airlines
Thu 12/3111:50 pm
SAI
-
EWR
3 stops33h 20m
Multiple Airlines
Deal found 4/12$2,222
This oojo deal was found by Cheapflights users on 4/16. 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 12/2411:45 pm
EWR
-
SAI
3 stops33h 25m
Emirates
Sat 1/211:50 pm
SAI
-
EWR
3 stops57h 20m
Emirates
Deal found 4/16$2,256

Find flight deals from Newark to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Siem Reap (SAI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 17, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,266
(Emirates)

One-way from

$832
(Kiwi.com)
Provider with most accurate pricing for Newark-Siem Reap–Angkor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Newark-Siem Reap–Angkor Intl flights.
Search Deals
From Newark to Siem Reap–Angkor Intl
Search Deals
One-way flight from Newark to Siem Reap–Angkor Intl
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 April 17, 2026.
Use the filters below to find and compare flights from Newark Airport to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Tue 10/13

11:55 pm-9:30 pm

3 stops34h 35m

Siem Reap–Angkor Intl

Tue 10/20

11:50 pm-9:20 pm

3 stops32h 30m

$1,266

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Tue 10/13

11:15 am-5:10 pm

2 stops42h 55m

Siem Reap–Angkor Intl

Tue 10/20

7:10 pm-5:40 pm

2 stops33h 30m

$2,038

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Wed 9/30

9:35 am-3:10 pm

1 stop42h 35m

Siem Reap–Angkor Intl

Wed 10/28

10:45 am-6:30 am

1 stop30h 45m

$2,066

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Tue 9/29

9:35 am-9:40 am

1 stop37h 05m

Siem Reap–Angkor Intl

Wed 11/25

10:45 am-5:30 am

1 stop30h 45m

$2,141

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Wed 9/30

5:40 pm-6:55 pm

2 stops38h 15m

Siem Reap–Angkor Intl

Wed 10/28

9:55 am-2:55 pm

2 stops40h 00m

$2,204

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sun 7/26

9:35 am-9:40 am

1 stop37h 05m

Siem Reap–Angkor Intl

Sat 8/1

10:30 am-6:00 am

1 stop30h 30m

$2,730

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 8/7

9:35 am-3:10 pm

1 stop42h 35m

Siem Reap–Angkor Intl

Fri 8/21

4:00 pm-6:00 am

1 stop25h 00m

$2,957
Quickest round-trip

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Tue 10/13

11:55 pm-5:55 pm

3 stops31h 00m

Siem Reap–Angkor Intl

Tue 10/20

7:35 pm-12:40 pm

2 stops28h 05m

$3,272

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 8/7

8:30 pm-9:40 am

2 stops26h 10m

Siem Reap–Angkor Intl

Fri 8/21

4:00 pm-6:45 pm

2 stops37h 45m

$8,458
Cheapest one-way

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Thu 4/23

1:00 am-6:05 pm

2 stops54h 05m

$832

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/13

Showing 1-10 of 15 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Newark Airport-Siem Reap flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Newark Airport-Siem Reap flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Newark Airport-Siem Reap flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-Siem Reap flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Newark Airport-Siem Reap flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

  • What airport do you fly into for flights to Siem Reap from Newark?

    Located just 24.7 mi from the city center, Siem Reap–Angkor Intl is the airport most travelers will use when flying to Siem Reap from Newark. Booking flights from Newark to Siem Reap–Angkor Intl (SAI) should be relatively easy as there are 0 daily inbound flights from Newark from 0 different airlines.

  • How long is the flight from Newark Airport to Siem Reap?

    Departing from Newark Airport to Siem Reap will take you 34h 35m. Airlines will cover a distance of 8693 mi. This flight may include one or multiple stops.

  • 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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Alternative routes for Newark to Siem Reap

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John F Kennedy Intl to Siem Reap flights

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