HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phnom Penh

$734+ Cheap flights from George Bush Intcntl (IAH) to Phnom Penh (PNH)

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — PNH
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Phnom Penh 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Houston George Bush Intcntl to Phnom Penh Pochentong are usually found in February or September, booked 90 days in advance, depart on a Saturday or Friday and return on a Wednesday

Cheap flight deals from George Bush Intcntl to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Phnom Penh (PNH). 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, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,190
(Mytrip)

One-way from

$734
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,269
Provider with most accurate pricing for Houston George Bush Intcntl-Phnom Penh Pochentong flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Phnom Penh Pochentong flights.
Search Deals
From Houston George Bush Intcntl to Phnom Penh Pochentong
Search Deals
One-way flight from Houston George Bush Intcntl to Phnom Penh Pochentong
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($269 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from George Bush Intcntl to Phnom Penh

Cheapest flights from George Bush Intcntl to Phnom Penh
Explore the most affordable flight options available from George Bush Intcntl to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:50 pmIAH - PNH
2 stops26h 00mMultiple Airlines
Wed 5/77:10 pmPNH - IAH
3 stops45h 45mMultiple Airlines
Deal found 4/16$1,190
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Wed 10/296:50 pmIAH - PNH
2 stops32h 35mQatar Airways
Sun 11/95:10 pmPNH - IAH
2 stops35h 20mQatar Airways
Deal found 4/17$1,194
This Justfly.com deal was found by Cheapflights users on 4/17. 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.
Wed 10/2912:40 amIAH - PNH
1 stop22h 45mEVA Air
Mon 11/1012:45 pmPNH - IAH
1 stop21h 05mEVA Air
Deal found 4/17$1,201
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/266:26 pmIAH - PNH
2 stops27h 49mCathay Pacific
Sat 5/1711:25 amPNH - IAH
2 stops22h 32mCathay Pacific
Deal found 4/17$1,249
This Korean Air deal was found by Cheapflights users on 4/17. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:30 amIAH - PNH
2 stops26h 55mKorean Air
Fri 1/1611:45 pmPNH - IAH
2 stops36h 15mKorean Air
Deal found 4/17$1,409
This FlightHub deal was found by Cheapflights users on 4/17. 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.
Wed 11/124:40 pmIAH - PNH
2 stops42h 35mPhilippine Airlines
Tue 12/301:15 amPNH - IAH
2 stops31h 11mPhilippine Airlines
Deal found 4/17$1,575
This Ovago deal was found by Cheapflights users on 4/17. 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.
Thu 10/304:30 pmIAH - PNH
2 stops42h 40mAir China
Sun 11/912:25 amPNH - IAH
2 stops42h 45mAir China
Deal found 4/17$1,641

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl to Phnom Penh 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, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Phnom Penh that are best for you.

Fly from

George Bush Intcntl

Fly to

Phnom Penh

Route

Depart

Return

Price

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 4/30

7:50 pm-9:50 am

2 stops26h 00m

Phnom Penh Pochentong

Wed 5/7

7:10 pm-4:55 am

3 stops45h 45m

$1,190

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 4/30

6:10 pm-4:15 pm

2 stops34h 05m

Phnom Penh Pochentong

Wed 5/7

5:40 pm-3:50 pm

2 stops34h 10m

$1,198

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 4/30

6:15 pm-11:15 am

2 stops53h 00m

Phnom Penh Pochentong

Wed 5/7

12:35 pm-10:20 pm

1 stop21h 45m

$1,308

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Fri 5/16

7:44 pm-10:15 am

2 stops50h 31m

Phnom Penh Pochentong

Sun 6/1

6:30 pm-9:57 pm

2 stops39h 27m

$1,654

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Mon 6/30

2:14 pm-4:35 pm

3 stops38h 21m

Phnom Penh Pochentong

Thu 7/31

8:50 pm-4:50 pm

2 stops32h 00m

$2,478

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Tue 6/17

7:55 pm-12:15 am

2 stops40h 20m

Phnom Penh Pochentong

Fri 6/27

1:15 am-7:25 pm

2 stops30h 10m

$4,217

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 7/2

8:37 am-10:10 pm

3 stops49h 33m

$734

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 7/2

10:52 am-10:15 am

2 stops35h 23m

$736

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Mon 6/30

1:10 am-11:15 am

1 stop22h 05m

$985

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Tue 7/1

6:10 pm-4:15 pm

1 stop34h 05m

$1,368

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from George Bush Intcntl to Phnom Penh

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 Phnom Penh in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
SmartFaresPrice Accuracy1 starTrust Score*1 star
oojoPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Phnom Penh flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Phnom Penh flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Phnom Penh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Phnom Penh flights, Cheapflights users trust AranGrant the most. AranGrant 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-Phnom Penh 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 Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from George Bush Intcntl 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.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Phnom Penh

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Phnom Penh?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Phnom Penh. Price data was last updated on April 11, 2025.

The best time to book flights from Houston George Bush Intcntl Airport to Phnom Penh is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Phnom Penh?

Currently, March is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Phnom Penh (average of $994). Flying from Houston George Bush Intcntl Airport to Phnom Penh in June is currently the most expensive (average of $1,582). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 9.8 inches per month. October is typically the wettest month, when rainfall can reach 9.8 in. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 in.

Temperature in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phnom Penh, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated April 17, 2025.
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,288 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Emirates
8.0
Very good
3,200 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Cathay Pacific
7.5
Good
849 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Qatar Airways
7.4
Good
3,554 reviews
EVA Air
8.4
Very good
1,177 reviews

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Phnom Penh. 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 Phnom Penh from Houston George Bush Intcntl?

    If you book a flight to Phnom Penh from Houston George Bush Intcntl, you will be flying to Pochentong, which is the city’s only airport. Phnom Penh Pochentong (PNH) is located 5.0 mi from the center of Phnom Penh. There are 0 flights from Houston George Bush Intcntl to Pochentong per day from 4 different airlines.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Phnom Penh round-trip?

    Our cheapest airline available from Houston George Bush Intcntl Airport to Phnom Penh is Cathay Pacific. Our recent data shows that you can find tickets from as low as $1,197 on this airline. Additional options worth looking into are Qatar Airways and EVA Air, starting at $1,198 and $1,292 round-trip. Cathay Pacific is currently priced 11% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Phnom Penh one-way?

    The cheapest airlines for a one-way flight from Houston George Bush Intcntl Airport to Phnom Penh are Cathay Pacific ($736), EVA Air ($985), and Qatar Airways ($1,368).

  • Can I find deals for flights from George Bush Intcntl to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Phnom Penh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Phnom Penh.

  • Can I find deals for business class flights from George Bush Intcntl to Phnom Penh?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Phnom Penh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Phnom Penh (average of $994). Flying from Houston George Bush Intcntl Airport to Phnom Penh in June is currently the most expensive (average of $1,582). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for George Bush Intcntl to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Phnom Penh flights

Top 4 airlines flying from George Bush Intcntl to Phnom Penh

Discover the top 4 airlines that operate flights from George Bush Intcntl to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$856Average$1,125FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$864Average$1,288FlexibilityNo cancel feeOn-time74%
Korean AirCheapest$1,195Average$1,202FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,203Average$1,284FlexibilityNo cancel feeOn-time68%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.