$560+ 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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SAI
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Newark to Siem Reap with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Newark to Siem Reap
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Best
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One-way
Cheapest flights from Newark to Siem ReapExplore 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 26, 2026.
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 26, 2026.
This Trip.com deal was found by Cheapflights users on 8/23. 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 8/261:00 am -
2 stops30h 05m
Fri 9/117:05 pm -
2 stops38h 25m
Deal found 8/23![Multiple Airlines logo]()
$1,158
This Justfly.com deal was found by Cheapflights users on 8/26. 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.
Mon 9/2111:10 am -
2 stops43h 00m
Sun 10/47:10 pm -
2 stops33h 30m
Deal found 8/26![ANA logo]()
$1,168
This Trip.com deal was found by Cheapflights users on 8/22. 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.
Sun 9/61:00 am -
2 stops30h 05m
Fri 9/117:05 pm -
2 stops38h 25m
Deal found 8/22![Multiple Airlines logo]()
$1,294
This KAYAK deal was found by Cheapflights users on 8/23. 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 9/2110:00 am -
2 stops36h 00m
Sun 10/47:10 pm -
3 stops36h 27m
Deal found 8/23![Multiple Airlines logo]()
$1,311
This SmartFares deal was found by Cheapflights users on 8/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/211:15 am -
2 stops42h 55m
Thu 10/87:10 pm -
2 stops33h 30m
Deal found 8/24![ANA logo]()
$1,334
This SmartFares deal was found by Cheapflights users on 8/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:15 am -
2 stops42h 55m
Thu 10/87:10 pm -
2 stops33h 30m
Deal found 8/24![ANA logo]()
$1,420
This Ovago deal was found by Cheapflights users on 8/21. 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 10/196:25 pm -
2 stops30h 50m
Fri 10/237:10 pm -
2 stops32h 50m
Deal found 8/21![Multiple Airlines logo]()
$1,581
This KAYAK deal was found by Cheapflights users on 8/25. 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 8/3111:40 am -
2 stops42h 30m
Sat 9/197:10 pm -
2 stops33h 30m
Deal found 8/25![ANA logo]()
$1,841
Best flights from Newark to Siem ReapDiscover carefully curated flight deals from Newark to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Newark to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This FlightHub deal was found by Cheapflights users on 8/23. 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 FlightHub 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 8/23![ANA logo]()
$1,168
This Trip.com deal was found by Cheapflights users on 8/22. 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.
Sun 9/61:00 am -
2 stops30h 05m
Fri 9/117:05 pm -
2 stops38h 25m
Deal found 8/22![Multiple Airlines logo]()
$1,294
This Emirates deal was found by Cheapflights users on 8/22. 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.
Wed 1/1311:45 pm -
3 stops57h 25m
Thu 1/2111:50 pm -
3 stops57h 20m
Deal found 8/22![Emirates logo]()
$1,349
This Singapore Airlines deal was found by Cheapflights users on 8/22. 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.
Mon 9/219:35 am -
1 stop42h 35m
Sun 10/44:00 pm -
1 stop25h 00m
Deal found 8/22![Singapore Airlines logo]()
$2,143
This BusinessClass deal was found by Cheapflights users on 8/26. 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.
Wed 1/275:55 pm -
2 stops36h 50m
Sat 2/69:55 am -
2 stops40h 00m
Deal found 8/26![Austrian Airlines logo]()
$2,340
This British Airways deal was found by Cheapflights users on 8/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/276:30 pm -
2 stops36h 15m
Sat 2/67:25 pm -
2 stops30h 25m
Deal found 8/26![British Airways logo]()
$2,354
This Singapore Airlines deal was found by Cheapflights users on 8/26. 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.
Wed 1/279:35 am -
1 stop42h 25m
Sat 2/64:50 pm -
1 stop48h 40m
Deal found 8/26![Singapore Airlines logo]()
$2,183
This Singapore Airlines deal was found by Cheapflights users on 8/22. 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.
Wed 1/139:35 am -
1 stop36h 20m
Thu 1/214:50 pm -
1 stop24h 40m
Deal found 8/22![Singapore Airlines logo]()
$2,304
Last-minute flights from Newark to Siem ReapDiscover last-minute flight deals from Newark to Siem Reap. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to Siem Reap. Data last updated August 26, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 8/23. 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 8/261:00 am -
2 stops30h 05m
Fri 9/117:05 pm -
2 stops38h 25m
Deal found 8/23![Multiple Airlines logo]()
$1,158
This KAYAK deal was found by Cheapflights users on 8/25. 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 8/3111:40 am -
2 stops42h 30m
Sat 9/197:10 pm -
2 stops33h 30m
Deal found 8/25![ANA logo]()
$1,841
This Trip.com deal was found by Cheapflights users on 8/22. 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.
Sun 9/61:00 am -
2 stops30h 05m
Fri 9/117:05 pm -
2 stops38h 25m
Deal found 8/22![Multiple Airlines logo]()
$1,294
This Justfly.com deal was found by Cheapflights users on 8/26. 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.
Mon 9/2111:10 am -
2 stops43h 00m
Sun 10/47:10 pm -
2 stops33h 30m
Deal found 8/26![ANA logo]()
$1,168
This KAYAK deal was found by Cheapflights users on 8/23. 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 9/2110:00 am -
2 stops36h 00m
Sun 10/47:10 pm -
3 stops36h 27m
Deal found 8/23![Multiple Airlines logo]()
$1,311
This Singapore Airlines deal was found by Cheapflights users on 8/25. 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.
Mon 9/219:35 am -
1 stop42h 35m
Sun 10/44:00 pm -
1 stop25h 00m
Deal found 8/25![Singapore Airlines logo]()
$2,143
One-way flights from Newark to Siem ReapSearch for one-way flight options from Newark to Siem Reap. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Newark to Siem Reap. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2212:01 am -
2 stops45h 14m
Deal found 8/23![Multiple Airlines logo]()
$560
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:01 am -
2 stops54h 49m
Deal found 8/24![Multiple Airlines logo]()
$565
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:00 am -
2 stops44h 45m
Deal found 8/24![Multiple Airlines logo]()
$576
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:00 am -
2 stops46h 50m
Deal found 8/26![Multiple Airlines logo]()
$605
This SmartFares deal was found by Cheapflights users on 8/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:00 am -
2 stops36h 00m
Deal found 8/24![Multiple Airlines logo]()
$613
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:01 am -
2 stops30h 04m
Deal found 8/22![Multiple Airlines logo]()
$624
This SmartFares deal was found by Cheapflights users on 8/21. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1410:55 am -
2 stops34h 20m
Deal found 8/21![Multiple Airlines logo]()
$628
This Trip.com deal was found by Cheapflights users on 8/26. 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 10/210:00 am -
2 stops46h 35m
Deal found 8/26![Multiple Airlines logo]()
$633
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:01 am -
2 stops30h 04m
Deal found 8/24![Multiple Airlines logo]()
$646
This SmartFares deal was found by Cheapflights users on 8/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:55 am -
2 stops33h 50m
Deal found 8/24![Multiple Airlines logo]()
$665
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 26, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $1,168 (FlightHub) |
One-way from | $560 (Kiwi.com) |
Popular in | November |
Cheapest in | March |
Average price | $1,517 |
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 7,457,451 searches. Data last updated August 26, 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
Cheapest round-trip
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
$1,168
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Sun 9/6
1:00 am-6:05 pm
2 stops30h 05m
Siem Reap–Angkor Intl
Fri 9/11
7:05 pm-10:30 pm
2 stops38h 25m
$1,294
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Wed 1/13
11:45 pm-9:10 pm
3 stops57h 25m
Siem Reap–Angkor Intl
Thu 1/21
11:50 pm-9:10 pm
3 stops57h 20m
$1,349
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Mon 9/21
9:35 am-3:10 pm
1 stop42h 35m
Siem Reap–Angkor Intl
Sun 10/4
4:00 pm-6:00 am
1 stop25h 00m
$2,143
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Wed 1/27
9:35 am-4:00 pm
1 stop42h 25m
Siem Reap–Angkor Intl
Sat 2/6
4:50 pm-5:30 am
1 stop48h 40m
$2,183
Quickest round-trip
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Wed 1/13
9:35 am-9:55 am
1 stop36h 20m
Siem Reap–Angkor Intl
Thu 1/21
4:50 pm-5:30 am
1 stop24h 40m
$2,304
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Wed 1/27
5:55 pm-6:45 pm
2 stops36h 50m
Siem Reap–Angkor Intl
Sat 2/6
9:55 am-1:55 pm
2 stops40h 00m
$2,340
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Wed 1/27
6:30 pm-6:45 pm
2 stops36h 15m
Siem Reap–Angkor Intl
Sat 2/6
7:25 pm-1:50 pm
2 stops30h 25m
$2,354
Cheapest one-way
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Thu 1/14
10:55 am-9:15 am
2 stops34h 20m
$628
NewarkSiem Reap
EWR Newark - SAI Siem Reap–Angkor Intl
EWRSAI
Newark
Mon 8/31
1:00 am-6:55 pm
3 stops30h 55m
$740
Showing 1-10 of 16 resultsSorted by cheapest first
- 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.
EWR-SAI
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.
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