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Phnom Penh

$493+ Cheap flights from O'Hare Intl (ORD) 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 3/14. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PNH
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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The best prices from Chicago O'Hare Intl to Phnom Penh Pochentong are usually found in February or September, booked 83 days in advance, depart on a Sunday or Monday and return on a Wednesday

Cheap flight deals from O'Hare Intl to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$888
(FlightHub)

One-way from

$493
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,094
Provider with most accurate pricing for Chicago O'Hare Intl-Phnom Penh Pochentong flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Phnom Penh Pochentong flights.
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From Chicago O'Hare Intl to Phnom Penh Pochentong
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One-way flight from Chicago O'Hare Intl to Phnom Penh Pochentong
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Highest demand for flights based on searches. 5% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($48 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 O'Hare Intl to Phnom Penh

Cheapest flights from O'Hare Intl to Phnom Penh
Explore the most affordable flight options available from O'Hare Intl to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

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.
lun. 10/134:00 pmORD - PNH
1 stop30h 15mCathay Pacific
lun. 11/2411:45 amPNH - ORD
1 stop38h 15mCathay Pacific
Deal found 2/20$888
This United Airlines deal was found by Cheapflights users on 2/18. 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.
lun. 8/184:48 pmORD - PNH
2 stops27h 52mMultiple Airlines
dom. 9/72:05 pmPNH - ORD
2 stops27h 05mMultiple Airlines
Deal found 2/18$917
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.
dom. 10/1212:30 amORD - PNH
1 stop22h 45mEVA Air
lun. 11/2412:45 pmPNH - ORD
1 stop19h 50mEVA Air
Deal found 2/20$1,064
This StudentUniverse deal was found by Cheapflights users on 2/18. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/1812:30 pmORD - PNH
1 stop21h 40mKorean Air
dom. 9/711:30 pmPNH - ORD
1 stop22h 00mKorean Air
Deal found 2/18$1,076
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/143:40 pmORD - PNH
2 stops38h 00mAir Canada
lun. 10/206:55 pmPNH - ORD
2 stops56h 00mAir Canada
Deal found 2/20$1,172
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/237:20 pmORD - PNH
2 stops32h 55mQatar Airways
mar. 4/295:40 pmPNH - ORD
2 stops33h 25mQatar Airways
Deal found 2/19$1,182
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/236:58 pmORD - PNH
2 stops49h 42mSingapore Airlines
mar. 4/296:55 pmPNH - ORD
2 stops35h 25mSingapore Airlines
Deal found 2/20$1,193
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/2412:00 pmORD - PNH
3 stops47h 30mChina Southern
lun. 5/2612:05 pmPNH - ORD
3 stops30h 02mChina Southern
Deal found 2/19$1,253
This United Airlines deal was found by Cheapflights users on 2/18. 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.
vie. 8/159:37 pmORD - PNH
2 stops61h 18mUnited Airlines
dom. 9/711:55 pmPNH - ORD
2 stops37h 16mUnited Airlines
Deal found 2/18$1,323

Find flights from O'Hare Intl to Phnom Penh within your budget

Customize your flight search to find flights from O'Hare Intl 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 febrero 20, 2025.

Fly from

O'Hare Intl

Fly to

Phnom Penh

Route

Depart

Return

Price

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

lun. 3/24

3:40 pm-10:25 am

1 stop30h 45m

Phnom Penh Pochentong

lun. 5/26

11:25 am-2:25 pm

1 stop39h 00m

$888

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

lun. 8/18

4:48 pm-8:40 am

2 stops27h 52m

Phnom Penh Pochentong

dom. 9/7

2:05 pm-5:10 am

2 stops27h 05m

$917

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

lun. 8/18

12:30 pm-10:10 pm

1 stop21h 40m

Phnom Penh Pochentong

dom. 9/7

11:30 pm-9:30 am

1 stop22h 00m

$1,076

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

mié. 4/16

12:30 am-11:15 am

1 stop22h 45m

Phnom Penh Pochentong

jue. 5/1

12:35 pm-9:00 pm

1 stop20h 25m

$1,102

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

mié. 4/23

7:20 pm-4:15 pm

2 stops32h 55m

Phnom Penh Pochentong

mar. 4/29

5:40 pm-3:05 pm

2 stops33h 25m

$1,182

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

mié. 4/23

6:58 pm-8:40 am

2 stops49h 42m

Phnom Penh Pochentong

mar. 4/29

6:55 pm-6:20 pm

2 stops35h 25m

$1,193

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

lun. 3/24

12:00 pm-11:30 pm

3 stops47h 30m

Phnom Penh Pochentong

lun. 5/26

12:05 pm-6:07 am

3 stops30h 02m

$1,253

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

vie. 8/15

9:37 pm-10:55 pm

2 stops61h 18m

Phnom Penh Pochentong

dom. 9/7

11:55 pm-1:11 am

2 stops37h 16m

$1,323

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

jue. 4/17

1:55 pm-8:35 am

2 stops30h 40m

Phnom Penh Pochentong

vie. 5/2

9:25 am-8:55 am

2 stops35h 30m

$1,365

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

vie. 3/14

10:12 am-9:20 pm

2 stops47h 08m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 17 results
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Compare providers for flights from O'Hare Intl 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 O'Hare Intl to Phnom Penh in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice 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 Chicago O'Hare Intl Airport-Phnom Penh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Phnom Penh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Phnom Penh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Phnom Penh 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 Chicago O'Hare Intl 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 O'Hare Intl to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from O'Hare Intl 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 O'Hare Intl to Phnom Penh

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

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Phnom Penh?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Phnom Penh. Price data was last updated on February 14, 2025.

The price you pay for your flight from Chicago O'Hare Intl Airport to Phnom Penh may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Phnom Penh?

Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Phnom Penh (average of $1,014). Flying from Chicago O'Hare Intl 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.

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

Find hourly flight availability from O'Hare Intl 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 febrero 20, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 36% on flights from Chicago O'Hare Intl Airport to Phnom Penh by exploring options for tickets at noon.

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 febrero 20, 2025.
EVA Air
8.4
Very good
1,200 reviews

Comfort

8.3

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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

Comfort

8.3

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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

Comfort

8.3

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

Singapore Airlines
8.1
Very good
1,301 reviews
EVA Air
8.4
Very good
1,200 reviews

Comfort

8.3

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

Boarding

8.4

Reviews

1 / 20

10.0
Excellent

Piotr,Feb 2025

TPE - ORD

It is always a pleasure to travel with EVA Air.

China Southern
7.6
Good
87 reviews
EVA Air
8.4
Very good
1,200 reviews

Comfort

8.3

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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
820 reviews
EVA Air
8.4
Very good
1,200 reviews

Comfort

8.3

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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 O'Hare Intl 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 Chicago O'Hare Intl?

    Phnom Penh Pochentong (PNH) is the airport you will fly into if you book a flight from Chicago O'Hare Intl to Phnom Penh. You should not have trouble finding flights to Pochentong from Chicago O'Hare Intl; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Phnom Penh airport from Chicago O'Hare Intl. It is only a 5.0 mi journey from Pochentong (PNH) to Phnom Penh’s city center.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Phnom Penh round-trip?

    Cathay Pacific, at $888, was found to be the cheapest airline from Chicago O'Hare Intl Airport to Phnom Penh.Alternate airlines to your destination round-trip include Korean Air and EVA Air. Cathay Pacific is 33% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Phnom Penh one-way?

    To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at $552. Qatar Airways flights start at $594 while deals on Korean Air start at $618 one-way.

  • Can I find deals for flights from O'Hare Intl to Phnom Penh that include hotel bookings?

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

  • How can I find direct flights from O'Hare Intl to Phnom Penh?

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

  • Can I find deals for business class flights from O'Hare Intl to Phnom Penh?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 Chicago O'Hare Intl Airport to Phnom Penh?

    Currently, October is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Phnom Penh (average of $1,014). Flying from Chicago O'Hare Intl 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

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Alternative routes for O'Hare Intl to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Phnom Penh flights
O'Hare Intl to Krong Preah Sihanouk flights

Top 3 airlines flying from O'Hare Intl to Phnom Penh

Discover the top 3 airlines that operate flights from O'Hare Intl 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$733Average$948FlexibilityNo cancel feeOn-time72%
Korean AirCheapest$875Average$1,327FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,068Average$1,273FlexibilityNo cancel feeOn-time74%
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