$731+ Cheap flights from George Bush Intcntl (IAH) to Siem Reap, Cambodia (SAI)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — SAI
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from George Bush Intcntl to Siem Reap with Cheapflights
1. Tell us where you want to go
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 George Bush Intcntl to Siem Reap
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Best
Last-minute
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Cheapest flights from George Bush Intcntl to Siem ReapExplore the most affordable flight options available from George Bush Intcntl to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
Explore the most affordable flight options available from George Bush Intcntl to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2026.
This Orbitz deal was found by Cheapflights users on 10/31. 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.
Tue 11/107:00 pm -
2 stops37h 10m
Mon 11/1611:05 pm -
2 stops54h 35m
Deal found 10/31![Multiple Airlines logo]()
$1,502
This Expedia deal was found by Cheapflights users on 11/4. 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.
Tue 12/12:55 pm -
2 stops28h 50m
Tue 12/87:25 pm -
2 stops36h 40m
Deal found 11/4![Multiple Airlines logo]()
$1,540
This Emirates deal was found by Cheapflights users on 11/4. 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.
Sat 11/287:00 pm -
2 stops52h 40m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$1,560
This FlightHub deal was found by Cheapflights users on 11/3. 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.
Sun 11/811:30 pm -
2 stops30h 00m
Wed 11/189:55 am -
2 stops23h 55m
Deal found 11/3![Multiple Airlines logo]()
$1,767
This Emirates deal was found by Cheapflights users on 11/4. 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.
Sun 11/297:00 pm -
2 stops37h 10m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$1,839
This KAYAK deal was found by Cheapflights users on 10/31. 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.
Sun 11/83:55 pm -
3 stops37h 35m
Wed 11/184:50 pm -
2 stops36h 30m
Deal found 10/31![Lufthansa logo]()
$1,845
Best flights from George Bush Intcntl to Siem ReapDiscover carefully curated flight deals from George Bush Intcntl to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
Discover carefully curated flight deals from George Bush Intcntl to Siem Reap that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2026.
This Emirates deal was found by Cheapflights users on 11/4. 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.
Sat 11/287:00 pm -
2 stops52h 40m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$1,560
This Orbitz deal was found by Cheapflights users on 11/1. 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.
Sun 12/209:00 pm -
2 stops46h 45m
Sun 12/276:10 pm -
2 stops37h 55m
Deal found 11/1![Multiple Airlines logo]()
$2,553
This Emirates deal was found by Cheapflights users on 11/4. 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.
Sun 11/297:00 pm -
2 stops37h 10m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$1,839
This Emirates deal was found by Cheapflights users on 11/4. 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 12/24:25 pm -
3 stops63h 45m
Tue 12/811:50 pm -
2 stops53h 50m
Deal found 11/4![Emirates logo]()
$1,845
This Emirates deal was found by Cheapflights users on 11/4. 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 12/37:00 pm -
2 stops37h 10m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$2,010
This Emirates deal was found by Cheapflights users on 11/4. 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.
Mon 11/3010:05 pm -
3 stops58h 05m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$2,221
This Emirates deal was found by Cheapflights users on 11/4. 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.
Fri 12/47:00 pm -
2 stops52h 40m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$2,254
Last-minute flights from George Bush Intcntl to Siem ReapDiscover last-minute flight deals from George Bush Intcntl to Siem Reap. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from George Bush Intcntl to Siem Reap. Data last updated November 5, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 11/3. 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.
Sun 11/811:30 pm -
2 stops30h 00m
Wed 11/189:55 am -
2 stops23h 55m
Deal found 11/3![Multiple Airlines logo]()
$1,767
This KAYAK deal was found by Cheapflights users on 10/31. 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.
Sun 11/83:55 pm -
3 stops37h 35m
Wed 11/184:50 pm -
2 stops36h 30m
Deal found 10/31![Lufthansa logo]()
$1,845
This Orbitz deal was found by Cheapflights users on 10/31. 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.
Tue 11/107:00 pm -
2 stops37h 10m
Mon 11/1611:05 pm -
2 stops54h 35m
Deal found 10/31![Multiple Airlines logo]()
$1,502
This Emirates deal was found by Cheapflights users on 11/4. 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.
Sat 11/287:00 pm -
2 stops52h 40m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$1,560
This Emirates deal was found by Cheapflights users on 11/4. 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.
Sun 11/297:00 pm -
2 stops37h 10m
Tue 12/811:50 pm -
2 stops29h 50m
Deal found 11/4![Emirates logo]()
$1,839
This Expedia deal was found by Cheapflights users on 11/4. 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.
Tue 12/12:55 pm -
2 stops28h 50m
Tue 12/87:25 pm -
2 stops36h 40m
Deal found 11/4![Multiple Airlines logo]()
$1,540
One-way flights from George Bush Intcntl to Siem ReapSearch for one-way flight options from George Bush Intcntl to Siem Reap. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from George Bush Intcntl to Siem Reap. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/31. 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.
Thu 4/157:00 am -
3 stops47h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$731
This Kiwi.com deal was found by Cheapflights users on 10/31. 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.
Fri 4/167:00 am -
3 stops47h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$738
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 4/1410:44 am -
3 stops43h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$769
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 4/1811:35 am -
3 stops57h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$780
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 4/1710:44 am -
3 stops43h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/31. 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 4/1410:00 am -
2 stops35h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![United Airlines logo]()
$853
This Kiwi.com deal was found by Cheapflights users on 10/31. 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 4/197:10 pm -
3 stops49h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Multiple Airlines logo]()
$855
Find flight deals from George Bush Intcntl to Siem Reap
Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,540 (Expedia) |
One-way from | $731 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl 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 November 5, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Siem Reap that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Fri 4/16
7:00 am-6:40 pm
3 stops47h 40m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$738
Quickest round-trip
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Sat 4/17
9:10 pm-12:15 pm
2 stops27h 05m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$843
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Wed 4/14
10:00 am-9:40 am
2 stops35h 40m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$853
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Tue 4/20
8:15 pm-9:40 am
2 stops49h 25m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$853
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Sat 4/17
1:00 am-6:45 pm
2 stops29h 45m
Siem Reap–Angkor Intl
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$867
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Sat 11/28
7:00 pm-12:40 pm
2 stops52h 40m
Siem Reap–Angkor Intl
Tue 12/8
11:50 pm-4:40 pm
2 stops29h 50m
$1,560
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Sun 11/29
7:00 pm-9:10 pm
2 stops37h 10m
Siem Reap–Angkor Intl
Tue 12/8
11:50 pm-4:40 pm
2 stops29h 50m
$1,839
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Wed 12/2
4:25 pm-9:10 pm
3 stops63h 45m
Siem Reap–Angkor Intl
Tue 12/8
11:50 pm-4:40 pm
2 stops53h 50m
$1,845
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Thu 12/3
7:00 pm-9:10 pm
2 stops37h 10m
Siem Reap–Angkor Intl
Tue 12/8
11:50 pm-4:40 pm
2 stops29h 50m
$2,010
HoustonSiem Reap
IAH Houston George Bush Intcntl - SAI Siem Reap–Angkor Intl
IAHSAI
Houston George Bush Intcntl
Mon 11/30
10:05 pm-9:10 pm
3 stops58h 05m
Siem Reap–Angkor Intl
Tue 12/8
11:50 pm-4:40 pm
2 stops29h 50m
$2,221
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from George Bush Intcntl to Siem Reap
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Siem Reap in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Siem Reap flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Siem Reap flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Siem Reap flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Siem Reap flights, Cheapflights users trust FlightHub the most. FlightHub 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 Houston George Bush Intcntl 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 George Bush Intcntl to Siem Reap
Have a flexible travel schedule? Discover the best time to fly to Siem Reap from George Bush Intcntl with our price prediction graph.
IAH-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 George Bush Intcntl 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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