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Siem Reap

$504+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAI
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 29, 2026.

This oojo deal was found by Cheapflights users on 1/27. 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 4/3012:25 am
EWR
-
SAI
2 stops31h 20m
Multiple Airlines
Fri 5/87:25 pm
SAI
-
EWR
2 stops38h 05m
Multiple Airlines
Deal found 1/27$1,287
This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:01 am
EWR
-
SAI
3 stops31h 39m
Multiple Airlines
Sun 3/229:20 am
SAI
-
EWR
3 stops42h 04m
Multiple Airlines
Deal found 1/27$1,451
This oojo deal was found by Cheapflights users on 1/28. 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.
Fri 3/67:59 pm
EWR
-
SAI
3 stops49h 51m
Singapore Airlines
Sun 3/224:45 pm
SAI
-
EWR
2 stops49h 14m
Singapore Airlines
Deal found 1/28$1,596
This oojo deal was found by Cheapflights users on 1/27. 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.
Fri 4/311:55 pm
EWR
-
SAI
3 stops49h 20m
Emirates
Sat 4/1111:50 pm
SAI
-
EWR
3 stops32h 30m
Emirates
Deal found 1/27$1,633
This Ovago deal was found by Cheapflights users on 1/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2811:55 pm
EWR
-
SAI
3 stops58h 35m
Emirates
Sat 4/411:50 pm
SAI
-
EWR
3 stops32h 30m
Emirates
Deal found 1/27$1,719
This Singapore Airlines deal was found by Cheapflights users on 1/27. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/19:35 am
EWR
-
SAI
1 stop42h 35m
Singapore Airlines
Fri 5/810:30 am
SAI
-
EWR
1 stop30h 30m
Singapore Airlines
Deal found 1/27$1,994
This AranGrant deal was found by Cheapflights users on 1/27. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:35 am
EWR
-
SAI
1 stop42h 20m
Singapore Airlines
Tue 3/34:45 pm
SAI
-
EWR
1 stop24h 45m
Singapore Airlines
Deal found 1/27$2,001
This AranGrant deal was found by Cheapflights users on 1/27. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/229:35 am
EWR
-
SAI
1 stop36h 15m
Singapore Airlines
Tue 3/34:45 pm
SAI
-
EWR
1 stop24h 45m
Singapore Airlines
Deal found 1/27$2,051
This AranGrant deal was found by Cheapflights users on 1/27. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:35 am
EWR
-
SAI
1 stop36h 15m
Singapore Airlines
Tue 3/34:45 pm
SAI
-
EWR
1 stop24h 45m
Singapore Airlines
Deal found 1/27$2,075
This Trip.com deal was found by Cheapflights users on 1/28. 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.
Fri 5/229:35 am
EWR
-
SAI
1 stop42h 35m
Multiple Airlines
Sun 5/314:00 pm
SAI
-
EWR
2 stops37h 59m
Multiple Airlines
Deal found 1/28$2,119
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Mon 2/239:35 am
EWR
-
SAI
1 stop36h 15m
Singapore Airlines
Wed 3/410:45 am
SAI
-
EWR
1 stop30h 45m
Singapore Airlines
Deal found 1/27$2,129
This KAYAK deal was found by Cheapflights users on 1/27. 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 2/209:35 am
EWR
-
SAI
1 stop36h 15m
Singapore Airlines
Tue 3/34:45 pm
SAI
-
EWR
1 stop24h 45m
Singapore Airlines
Deal found 1/27$2,179

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 January 29, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,287
(oojo)

One-way from

$504
(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 January 29, 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

Thu 4/30

12:25 am-6:45 pm

2 stops31h 20m

Siem Reap–Angkor Intl

Fri 5/8

7:25 pm-10:30 pm

2 stops38h 05m

$1,287

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Thu 3/5

12:01 am-7:40 pm

3 stops31h 39m

Siem Reap–Angkor Intl

Sun 3/22

9:20 am-4:24 pm

3 stops42h 04m

$1,451

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 3/6

7:59 pm-9:50 am

3 stops49h 51m

Siem Reap–Angkor Intl

Sun 3/22

4:45 pm-6:59 am

2 stops49h 14m

$1,596

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Sat 3/28

11:55 pm-9:30 pm

3 stops58h 35m

Siem Reap–Angkor Intl

Sat 4/4

11:50 pm-9:20 pm

3 stops32h 30m

$1,719

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 5/1

9:35 am-3:10 pm

1 stop42h 35m

Siem Reap–Angkor Intl

Fri 5/8

10:30 am-6:00 am

1 stop30h 30m

$1,994

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Wed 2/25

9:35 am-3:55 pm

1 stop42h 20m

Siem Reap–Angkor Intl

Tue 3/3

4:45 pm-5:30 am

1 stop24h 45m

$2,075

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 5/22

9:35 am-3:10 pm

1 stop42h 35m

Siem Reap–Angkor Intl

Sun 5/31

4:00 pm-6:59 pm

2 stops37h 59m

$2,119

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 5/1

11:55 pm-12:15 pm

3 stops49h 20m

Siem Reap–Angkor Intl

Fri 5/8

12:55 pm-9:20 pm

3 stops43h 25m

$2,185

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

1:20 pm-9:20 pm

3 stops67h 00m

$2,203

NewarkSiem Reap

EWR - SAI

EWRSAI

Newark

Fri 5/22

11:55 pm-12:15 pm

3 stops49h 20m

Siem Reap–Angkor Intl

Sun 5/31

12:55 pm-9:20 pm

3 stops43h 25m

$2,269

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 19 results
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 49h 51m. 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

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Siem Reap flights
LaGuardia to Siem Reap flights

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