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Phnom Penh

$349+ Cheap flights from the United States 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PNH
Dec 30 — Jan 61
Mon 12/30
Mon 1/6
1 adult, Economy
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Cheap flight deals from USA to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from USA (US0) 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 December 25, 2024.

Round-trip from

$752
(Gotogate)

One-way from

$349
(oojo)
From USA to Phnom Penh Pochentong
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One-way flight from USA to Phnom Penh Pochentong
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Find flight deals from USA to Phnom Penh

Cheapest flights from USA to Phnom Penh
Explore the most affordable flight options available from USA to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2024.

This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2811:20 pmLAX - PNH
1 stop20h 05mCathay Pacific
Wed 3/267:05 pmPNH - LAX
1 stop16h 50mCathay Pacific
Deal found 12/24$1,024
This Travelocity deal was found by Cheapflights users on 12/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2810:40 pmLAX - PNH
1 stop32h 45mMultiple Airlines
Tue 3/251:05 amPNH - LAX
1 stop32h 55mMultiple Airlines
Deal found 12/24$1,192
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2810:45 pmONT - PNH
1 stop26h 30mChina Airlines
Wed 3/2611:35 amPNH - ONT
1 stop20h 15mChina Airlines
Deal found 12/24$1,208
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2811:30 amLAX - PNH
2 stops31h 30mChina Eastern
Wed 3/2611:05 amPNH - LAX
2 stops37h 00mChina Eastern
Deal found 12/24$1,253
This ScholarTrip deal was found by Cheapflights users on 12/24. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2911:00 amSEA - PNH
1 stop20h 25mKorean Air
Sat 1/2511:45 pmPNH - SEA
1 stop24h 15mKorean Air
Deal found 12/24$1,337
This Gotogate deal was found by Cheapflights users on 12/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:45 pmLAX - PNH
1 stop20h 50mChina Airlines
Wed 2/511:35 amPNH - LAX
2 stops46h 55mChina Airlines
Deal found 12/23$1,353
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2812:10 amSEA - PNH
1 stop20h 15mEVA Air
Sat 1/2512:45 pmPNH - SEA
1 stop19h 55mEVA Air
Deal found 12/24$1,364
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2812:10 amSEA - PNH
1 stop20h 15mMultiple Airlines
Sat 1/259:45 amPNH - SEA
2 stops23h 25mMultiple Airlines
Deal found 12/24$1,389
This oojo deal was found by Cheapflights users on 12/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:35 pmLAX - PNH
1 stop21h 50mEVA Air
Sat 2/112:45 pmPNH - LAX
1 stop21h 50mEVA Air
Deal found 12/24$1,444
This FlightHub deal was found by Cheapflights users on 12/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/298:40 amSEA - PNH
1 stop42h 15mSingapore Airlines
Sat 1/251:45 pmPNH - SEA
2 stops33h 34mSingapore Airlines
Deal found 12/24$1,469
This KAYAK deal was found by Cheapflights users on 12/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/287:00 amONT - PNH
2 stops24h 25mKorean Air
Wed 3/2611:45 pmPNH - ONT
2 stops30h 57mKorean Air
Deal found 12/24$1,480
This Asiana Airlines deal was found by Cheapflights users on 12/24. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2912:45 pmSEA - PNH
1 stop19h 35mAsiana Airlines
Fri 1/2412:30 amPNH - SEA
1 stop25h 25mAsiana Airlines
Deal found 12/24$1,544

Find flights from USA to Phnom Penh within your budget

Customize your flight search to find flights from USA 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 December 25, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Wed 3/26

12:30 pm-10:00 am

3 stops55h 30m

Phnom Penh Pochentong

Mon 4/14

12:10 am-10:05 am

1 stop23h 55m

$752

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Tue 1/14

10:40 am-8:35 am

1 stop30h 55m

Phnom Penh Pochentong

Thu 1/23

9:35 am-9:10 pm

1 stop26h 35m

$788

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Sat 1/4

12:00 pm-10:00 am

2 stops31h 00m

Phnom Penh Pochentong

Sat 2/15

11:05 am-9:00 am

3 stops60h 55m

$791

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 2/26

11:40 am-10:25 pm

1 stop19h 45m

Phnom Penh Pochentong

Sun 3/9

11:45 pm-10:30 am

1 stop24h 45m

$792

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Wed 5/14

11:30 am-5:40 pm

1 stop40h 10m

Phnom Penh Pochentong

Sat 6/14

6:55 pm-9:40 am

1 stop28h 45m

$798

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Thu 3/6

9:10 pm-4:40 pm

1 stop28h 30m

Phnom Penh Pochentong

Sat 3/29

1:50 pm-6:00 pm

1 stop18h 10m

$809

San FranciscoPhnom Penh

SFO - PNH

SFOPNH

San Francisco

Mon 1/13

11:35 pm-5:45 pm

1 stop27h 10m

Phnom Penh Pochentong

Tue 1/28

11:45 am-9:00 pm

1 stop24h 15m

$814

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Mon 2/17

11:20 pm-10:25 am

1 stop20h 05m

Phnom Penh Pochentong

Mon 3/3

11:45 am-1:20 pm

1 stop16h 35m

$814

Los AngelesPhnom Penh

LAX - PNH

LAXPNH

Los Angeles

Mon 3/31

12:10 pm-10:55 pm

1 stop20h 45m

Phnom Penh Pochentong

Mon 4/28

11:55 pm-4:00 pm

1 stop30h 05m

$823

SeattlePhnom Penh

SEA - PNH

SEAPNH

Seattle/Tacoma Intl

Sun 4/6

2:00 pm-10:55 pm

1 stop18h 55m

Phnom Penh Pochentong

Wed 4/30

11:55 pm-12:35 pm

1 stop26h 40m

$825

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

Showing 1-10 of 60 results
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Best time to book a flight from USA to Phnom Penh

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

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

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

Currently, October is the cheapest month in which you can book a flight from USA to Phnom Penh (average of $1,014). Flying from USA 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.

What is the cheapest time of day to fly from US to PNH?

Find hourly flight availability from USA to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 25, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Phnom Penh as you normally would.

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 December 25, 2024.
Get a feel of what it's like to fly with China Airlines, Delta and United Airlines from USA to Phnom Penh by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,259 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

EVA Air
8.4
Very good
1,259 reviews
EVA Air
8.4
Very good
1,259 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Korean Air
8.4
Very good
1,023 reviews
EVA Air
8.4
Very good
1,259 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

ANA
8.4
Very good
840 reviews
EVA Air
8.4
Very good
1,259 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,259 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Asiana Airlines
8.3
Very good
472 reviews
EVA Air
8.4
Very good
1,259 reviews

Entertainment

8.0

Boarding

8.4

Comfort

8.3

Food

8.1

Overall

8.4

Crew

8.6

Reviews

1 / 10

The food was HORRIBLE, the flight crew looked as though they’d rather be getting a root canal, and the bathrooms were disgusting.

Related info for your journey

Find useful and relevant information for your journey from USA 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 United States?

    For a flight from United States to Phnom Penh, you will be flying into Pochentong. Phnom Penh Pochentong (PNH) is just 5.0 mi from the center of the city.

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

    To fly one-way, consider booking your trip with Singapore Airlines, which is currently one of the cheapest options available, starting at $349. China Eastern flights start at $429 while deals on Asiana Airlines start at $455 one-way.

  • What are the most popular routes from USA to Phnom Penh?

    The most popular route from USA to Phnom Penh is Seattle/Tacoma Intl - Phnom Penh Pochentong. You may also consider Los Angeles - Phnom Penh Pochentong or Dallas/Fort Worth - Phnom Penh Pochentong.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from USA to Phnom Penh (average of $1,014). Flying from USA 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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Alternative routes for USA to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from USA to Phnom Penh

Discover the top 10 airlines that operate flights from USA 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 December 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$683Average$1,060FlexibilityNo cancel feeOn-time72%
Vietnam AirlinesCheapest$683Average$1,087FlexibilityNo cancel feeOn-time81%
China EasternCheapest$718Average$838FlexibilityNo cancel feeOn-time62%
Philippine AirlinesCheapest$746Average$842FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$747Average$1,159FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$781Average$1,217FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$847Average$1,154FlexibilityNo cancel feeOn-time70%
Korean AirCheapest$892Average$1,364FlexibilityNo cancel feeOn-time81%
China SouthernCheapest$932Average$1,451FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$948Average$1,313FlexibilityNo cancel feeOn-time74%
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