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Siem Reap

$553+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAI
Sep 14 — Sep 211
Mon 9/14
Mon 9/21
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 August 15, 2026.

This Orbitz deal was found by Cheapflights users on 8/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2110:00 am -
2 stops39h 15m
Sun 10/47:10 pm -
2 stops33h 30m
Deal found 8/12$1,193
This Ovago deal was found by Cheapflights users on 8/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:15 am -
2 stops42h 55m
Tue 10/276:40 pm -
2 stops38h 10m
Deal found 8/14$1,380
This Expedia deal was found by Cheapflights users on 8/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1511:45 pm -
3 stops33h 25m
Sun 12/61:20 pm -
3 stops43h 50m
Deal found 8/13$1,402
This KAYAK deal was found by Cheapflights users on 8/10. 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.
Thu 10/111:15 am -
2 stops42h 55m
Sat 10/107:10 pm -
2 stops33h 30m
Deal found 8/10$1,409
This Globehunters deal was found by Cheapflights users on 8/13. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2111:10 am -
2 stops43h 00m
Sun 10/47:10 pm -
2 stops33h 30m
Deal found 8/13$1,446
This CheapOair deal was found by Cheapflights users on 8/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:40 am -
2 stops42h 30m
Mon 9/77:10 pm -
2 stops33h 30m
Deal found 8/10$1,454
This KAYAK deal was found by Cheapflights users on 8/12. 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.
Thu 10/111:15 am -
2 stops42h 55m
Sat 10/1010:35 pm -
2 stops29h 25m
Deal found 8/12$1,461
This Emirates deal was found by Cheapflights users on 8/12. 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.
Thu 10/111:55 pm -
3 stops34h 35m
Sat 10/1011:50 pm -
3 stops32h 30m
Deal found 8/12$1,478
This Travelocity deal was found by Cheapflights users on 8/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/910:55 am -
2 stops33h 50m
Tue 12/229:30 pm -
2 stops30h 25m
Deal found 8/14$1,549
This Travelocity deal was found by Cheapflights users on 8/12. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:55 pm -
3 stops58h 35m
Fri 10/1612:55 pm -
3 stops43h 25m
Deal found 8/12$1,577
This Orbitz deal was found by Cheapflights users on 8/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1611:45 pm -
3 stops57h 25m
Mon 12/71:20 pm -
3 stops43h 50m
Deal found 8/13$1,594

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 August 15, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$1,193
(Orbitz)

One-way from

$553
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$1,517
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
Highest demand for flights based on searches. 32% potential increase in price ($777 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease ($191 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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 August 15, 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 Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Mon 9/21

10:00 am-12:15 pm

2 stops39h 15m

Siem Reap–Angkor Intl

Sun 10/4

7:10 pm-5:40 pm

2 stops33h 30m

$1,193

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Thu 10/1

11:15 am-5:10 pm

2 stops42h 55m

Siem Reap–Angkor Intl

Sat 10/10

7:10 pm-5:40 pm

2 stops33h 30m

$1,409

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Mon 9/21

11:10 am-5:10 pm

2 stops43h 00m

Siem Reap–Angkor Intl

Sun 10/4

7:10 pm-5:40 pm

2 stops33h 30m

$1,446

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Fri 8/28

11:40 am-5:10 pm

2 stops42h 30m

Siem Reap–Angkor Intl

Mon 9/7

7:10 pm-5:40 pm

2 stops33h 30m

$1,454

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Thu 10/1

11:15 am-5:10 pm

2 stops42h 55m

Siem Reap–Angkor Intl

Sat 10/10

10:35 pm-5:00 pm

2 stops29h 25m

$1,461

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Thu 10/1

11:55 pm-9:30 pm

3 stops34h 35m

Siem Reap–Angkor Intl

Sat 10/10

11:50 pm-9:20 pm

3 stops32h 30m

$1,478
Quickest round-trip

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Sat 10/10

6:25 pm-12:15 pm

2 stops30h 50m

Siem Reap–Angkor Intl

Sun 10/18

7:10 pm-5:40 pm

2 stops33h 30m

$1,653

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Mon 10/12

9:35 am-3:10 pm

1 stop42h 35m

Siem Reap–Angkor Intl

Tue 10/27

4:45 pm-6:30 am

1 stop24h 45m

$2,093
Cheapest one-way

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Fri 11/6

10:55 am-5:40 pm

2 stops42h 45m

$676
Quickest one-way

NewarkSiem Reap

EWR Newark - SAI Siem Reap–Angkor Intl

EWRSAI

Newark

Sun 11/8

12:01 am-7:40 pm

3 stops31h 39m

$695

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 16 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 42h 55m. Airlines will cover a distance of 8693 mi.

  • 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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