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Phnom Penh

$434+ Cheap flights from Houston 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — PNH
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Round-trip from

$961
(Mytrip)

One-way from

$434
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,221
From Houston to Phnom Penh Pochentong
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One-way flight from Houston to Phnom Penh Pochentong
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Highest demand for flights based on searches. 7% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/20. 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.
Mon 3/105:15 amIAH - PNH
2 stops30h 00mMultiple Airlines
Sun 3/1612:15 amPNH - IAH
2 stops31h 56mMultiple Airlines
Deal found 2/20$961
This FlightHub deal was found by Cheapflights users on 2/20. 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.
Fri 9/121:10 amIAH - PNH
1 stop22h 05mEVA Air
Tue 9/2312:35 pmPNH - IAH
1 stop21h 50mEVA Air
Deal found 2/20$1,111
This FlightHub deal was found by Cheapflights users on 2/20. 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 4/26:10 pmIAH - PNH
2 stops34h 05mQatar Airways
Wed 4/305:40 pmPNH - IAH
2 stops34h 10mQatar Airways
Deal found 2/20$1,199
This Korean Air deal was found by Cheapflights users on 2/19. 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.
Thu 5/16:20 amIAH - PNH
2 stops27h 50mKorean Air
Wed 5/2111:30 pmPNH - IAH
2 stops35h 22mKorean Air
Deal found 2/19$1,259
This oojo deal was found by Cheapflights users on 2/20. 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.
Wed 4/27:52 pmIAH - PNH
2 stops40h 23mPhilippine Airlines
Tue 4/291:15 amPNH - IAH
2 stops30h 01mPhilippine Airlines
Deal found 2/20$1,403
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Sun 5/48:20 pmIAH - PNH
2 stops38h 35mUnited Airlines
Mon 5/2611:55 pmPNH - IAH
2 stops37h 00mUnited Airlines
Deal found 2/19$1,504
This FlightHub deal was found by Cheapflights users on 2/19. 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 5/47:46 pmIAH - PNH
2 stops26h 29mCathay Pacific
Sun 5/256:30 pmPNH - IAH
2 stops39h 31mCathay Pacific
Deal found 2/19$1,663
This Gurufare deal was found by Cheapflights users on 2/19. 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.
Tue 5/62:15 pmIAH - PNH
3 stops38h 20mEmirates
Mon 5/268:50 pmPNH - IAH
2 stops32h 00mEmirates
Deal found 2/19$1,761
This oojo deal was found by Cheapflights users on 2/20. 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.
Mon 4/78:16 pmHOU - PNH
3 stops31h 59mQatar Airways
Tue 4/295:40 pmPNH - HOU
3 stops31h 59mQatar Airways
Deal found 2/20$1,772
This ScholarTrip deal was found by Cheapflights users on 2/20. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/106:37 pmHOU - PNH
2 stops39h 33mKorean Air
Thu 4/2411:30 pmPNH - HOU
2 stops34h 29mKorean Air
Deal found 2/20$1,973
This Korean Air deal was found by Cheapflights users on 2/20. 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.
Fri 5/168:58 amHOU - PNH
2 stops25h 12mMultiple Airlines
Sun 6/111:30 pmPNH - HOU
2 stops26h 22mMultiple Airlines
Deal found 2/20$2,720

Find flights from Houston to Phnom Penh within your budget

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 February 20, 2025.

Fly from

Houston

Fly to

Phnom Penh

Route

Depart

Return

Price

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Mon 3/10

5:15 am-11:15 pm

2 stops30h 00m

Phnom Penh Pochentong

Sun 3/16

12:15 am-8:11 pm

2 stops31h 56m

$961

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 4/2

6:10 pm-4:15 pm

2 stops34h 05m

Phnom Penh Pochentong

Wed 4/30

5:40 pm-3:50 pm

2 stops34h 10m

$1,199

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Mon 3/31

1:00 am-11:15 am

1 stop22h 15m

Phnom Penh Pochentong

Tue 4/29

12:35 pm-5:08 pm

2 stops40h 33m

$1,207

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Thu 5/1

6:20 am-10:10 pm

2 stops27h 50m

Phnom Penh Pochentong

Wed 5/21

11:30 pm-10:52 pm

2 stops35h 22m

$1,259

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Wed 4/2

7:52 pm-12:15 am

2 stops40h 23m

Phnom Penh Pochentong

Tue 4/29

1:15 am-7:16 pm

2 stops30h 01m

$1,403

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Sun 5/4

8:20 pm-10:55 pm

2 stops38h 35m

Phnom Penh Pochentong

Mon 5/26

11:55 pm-12:55 am

2 stops37h 00m

$1,504

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Sun 5/4

7:46 pm-10:15 am

2 stops26h 29m

Phnom Penh Pochentong

Sun 5/25

6:30 pm-10:01 pm

2 stops39h 31m

$1,663

HoustonPhnom Penh

IAH - PNH

IAHPNH

Houston George Bush Intcntl

Tue 5/6

2:15 pm-4:35 pm

3 stops38h 20m

Phnom Penh Pochentong

Thu 5/22

8:50 pm-4:50 pm

2 stops32h 00m

$1,761

HoustonPhnom Penh

HOU - PNH

HOUPNH

Houston Hobby

Mon 4/7

8:16 pm-4:15 pm

3 stops31h 59m

Phnom Penh Pochentong

Tue 4/29

5:40 pm-1:39 pm

3 stops31h 59m

$1,772

HoustonPhnom Penh

HOU - PNH

HOUPNH

Houston Hobby

Thu 4/10

6:37 pm-10:10 pm

2 stops39h 33m

Phnom Penh Pochentong

Thu 4/24

11:30 pm-9:59 pm

2 stops34h 29m

$1,973

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 16 results
1
2

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.

Travel insights for flights from Houston to Phnom Penh

Get recent, data-driven insights about flights from Houston to Phnom Penh including ideal travel times, pricing trends, and more.

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

Currently, October is the cheapest month in which you can book a flight from Houston to Phnom Penh (average of $1,014). 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 February 20, 2025.
See what other customers who have flown with EVA Air, Korean Air and Emirates 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
1,200 reviews

Food

8.0

Overall

8.4

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

EVA Air
8.4
Very good
1,200 reviews
EVA Air
8.4
Very good
1,200 reviews

Food

8.0

Overall

8.4

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Korean Air
8.4
Very good
1,037 reviews
EVA Air
8.4
Very good
1,200 reviews

Food

8.0

Overall

8.4

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Emirates
8.1
Very good
3,279 reviews
EVA Air
8.4
Very good
1,200 reviews

Food

8.0

Overall

8.4

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Cathay Pacific
7.5
Good
821 reviews
EVA Air
8.4
Very good
1,200 reviews

Food

8.0

Overall

8.4

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Qatar Airways
7.4
Good
3,609 reviews
EVA Air
8.4
Very good
1,200 reviews

Food

8.0

Overall

8.4

Comfort

8.2

Crew

8.6

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

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?

    Qatar Airways, at $1,199, was found to be the cheapest airline from Houston to Phnom Penh.Alternate airlines to your destination round-trip include EVA Air and Korean Air. Qatar Airways is priced at 13% lower than the current average price of a flight leaving 3 months from now.

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

    For one-way options, check prices for EVA Air. According to our data, you can fly for as low as $668. Users have also found prices from $677 and $962 on Qatar Airways and Korean Air, respectively.

  • 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, October is the cheapest month in which you can book a flight from Houston to Phnom Penh (average of $1,014). 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$866Average$1,125FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,021Average$1,364FlexibilityNo cancel feeOn-time74%
Qatar AirwaysCheapest$1,192Average$1,284FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$1,195Average$1,202FlexibilityNo cancel feeOn-time81%
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