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Phnom Penh

$1,055+ Cheap flights from Houston to Phnom Penh (PNH)

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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — PNH
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Houston to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 March 31, 2025.

Round-trip from

$1,055
(Mytrip)

Popular in

June

Cheapest in

September

Average price

$1,265
From Houston to Phnom Penh Pochentong
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($357 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Houston to Phnom Penh

Cheapest flights from Houston to Phnom Penh
Explore the most affordable flight options available from Houston to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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.
Sun 4/275:15 amIAH - PNH
2 stops28h 55mMultiple Airlines
Sat 5/107:10 pmPNH - IAH
3 stops45h 45mMultiple Airlines
Deal found 3/30$1,055
This FlightHub deal was found by Cheapflights users on 3/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:50 pmIAH - PNH
2 stops32h 35mQatar Airways
Sun 11/165:10 pmPNH - IAH
2 stops35h 20mQatar Airways
Deal found 3/31$1,204
This Ovago deal was found by Cheapflights users on 3/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/131:35 amIAH - PNH
1 stop21h 40mEVA Air
Sat 8/3012:35 pmPNH - IAH
1 stop22h 15mEVA Air
Deal found 3/31$1,218
This Korean Air deal was found by Cheapflights users on 3/30. 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 11/246:30 amIAH - PNH
2 stops26h 55mKorean Air
Wed 11/2611:45 pmPNH - IAH
2 stops36h 01mKorean Air
Deal found 3/30$1,339
This oojo deal was found by Cheapflights users on 3/30. 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 5/1610:40 amIAH - PNH
2 stops42h 40mCathay Pacific
Sun 6/16:30 pmPNH - IAH
2 stops40h 52mCathay Pacific
Deal found 3/30$1,553
This Priceline deal was found by Cheapflights users on 3/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/198:10 pmHOU - PNH
3 stops32h 05mQatar Airways
Fri 10/315:10 pmPNH - HOU
3 stops32h 27mQatar Airways
Deal found 3/30$1,865
This Korean Air deal was found by Cheapflights users on 3/30. 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.
Sun 4/66:37 pmHOU - PNH
2 stops39h 33mKorean Air
Wed 4/3011:30 pmPNH - HOU
2 stops35h 38mKorean Air
Deal found 3/30$2,076

Cheapflights Fare Finder

Customize your flight search to find flights from Houston 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 March 31, 2025.
Use the filters below to find and compare flights from Houston to Phnom Penh that are best for you.

Fly from

Houston

Fly to

Phnom Penh

Route

Depart

Return

Price

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Sun 4/27

5:15 am-10:10 pm

2 stops28h 55m

Phnom Penh Pochentong

Sat 5/10

7:10 pm-4:55 am

3 stops45h 45m

$1,055

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 8/13

1:35 am-11:15 am

1 stop21h 40m

Phnom Penh Pochentong

Sat 8/30

12:35 pm-10:50 pm

1 stop22h 15m

$1,218

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Mon 4/28

6:10 pm-4:15 pm

2 stops34h 05m

Phnom Penh Pochentong

Mon 5/5

5:40 pm-3:50 pm

2 stops34h 10m

$1,219

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Fri 5/16

10:40 am-5:20 pm

2 stops42h 40m

Phnom Penh Pochentong

Sun 6/1

6:30 pm-11:22 pm

2 stops40h 52m

$1,553

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Mon 6/2

7:14 pm-8:40 am

2 stops49h 26m

Phnom Penh Pochentong

Mon 6/30

6:55 pm-6:10 pm

2 stops35h 15m

$1,631

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Thu 8/14

7:58 pm-12:15 am

2 stops40h 17m

Phnom Penh Pochentong

Fri 8/29

1:15 am-7:28 pm

2 stops30h 13m

$1,692

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Thu 5/15

4:55 pm-1:10 pm

2 stops32h 15m

Phnom Penh Pochentong

Wed 5/21

6:55 pm-6:23 am

2 stops47h 28m

$1,799

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Sun 4/27

7:20 am-11:10 am

3 stops39h 50m

Phnom Penh Pochentong

Fri 5/9

12:20 am-8:50 pm

2 stops32h 30m

$1,865

HoustonPhnom Penh

HOU - PNH

HOUPNH

Houston Hobby

Thu 8/14

8:33 pm-4:15 pm

3 stops31h 42m

Phnom Penh Pochentong

Sat 8/30

5:40 pm-1:45 pm

3 stops32h 05m

$1,928

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Thu 5/15

6:37 am-10:10 pm

2 stops27h 33m

Phnom Penh Pochentong

Thu 5/22

11:30 pm-10:57 pm

2 stops35h 27m

$1,994

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 11 results
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Best time to book a flight from Houston to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Houston 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 to Phnom Penh

What is the cheapest month to book a flight from Houston to Phnom Penh?

Currently, March is the cheapest month in which you can book a flight from Houston to Phnom Penh (average of $995). Flying from Houston 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 March 31, 2025.
See what other customers who have flown with EVA Air, Korean Air and Singapore Airlines from Houston to Phnom Penh have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

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
1,170 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

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.
Korean Air
8.4
Very good
1,051 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

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
1,286 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

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
841 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

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
3,541 reviews
EVA Air
8.4
Very good
1,170 reviews

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

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 Houston 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?

    If you book a flight to Phnom Penh from Houston, 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 to Pochentong per day from 4 different airlines.

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

    EVA Air, at $1,218, was found to be the cheapest airline from Houston to Phnom Penh.Alternate airlines to your destination round-trip include Qatar Airways and Cathay Pacific. EVA Air is priced at 13% lower than the current average price of a flight leaving 3 months from now.

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

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

  • How can I find direct flights from Houston to Phnom Penh?

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

  • Can I find deals for business class flights from Houston to Phnom Penh?

    Yes. Cheapflights offers flight deals from Houston 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 to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from Houston to Phnom Penh (average of $995). Flying from Houston 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

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Top 4 airlines flying from Houston to Phnom Penh

Discover the top 4 airlines that operate flights from Houston 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$856Average$1,125FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$865Average$1,268FlexibilityNo cancel feeOn-time74%
Korean AirCheapest$1,195Average$1,202FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,203Average$1,284FlexibilityNo cancel feeOn-time68%
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