HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$725+ Cheap flights from Phnom Penh (PNH) to O'Hare Intl (ORD)

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — ORD
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phnom Penh to O'Hare Intl 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.

Cheap flight deals from Phnom Penh to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (PNH) to O'Hare Intl (ORD). 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 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,016
(Trip.com)

One-way from

$725
(Trip.com)

Popular in

December

Cheapest in

January
Provider with most accurate pricing for Phnom Penh Pochentong-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phnom Penh Pochentong-Chicago O'Hare Intl flights.
Search Deals
From Phnom Penh Pochentong to Chicago O'Hare Intl
Search Deals
One-way flight from Phnom Penh Pochentong to Chicago O'Hare Intl
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($41 potential savings vs. average RT price).
Search Deals

Find flight deals from Phnom Penh to O'Hare Intl

Cheapest flights from Phnom Penh to O'Hare Intl
Explore the most affordable flight options available from Phnom Penh to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 3, 2025.

This Trip.com deal was found by Cheapflights users on 3/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2312:30 amPNH - ORD
2 stops47h 04mMultiple Airlines
Thu 4/312:29 pmORD - PNH
2 stops46h 26mMultiple Airlines
Deal found 3/3$1,016
This Gotogate deal was found by Cheapflights users on 3/3. 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.
Thu 4/1711:25 amPNH - ORD
1 stop39h 00mCathay Pacific
Thu 4/244:00 pmORD - PNH
1 stop37h 20mCathay Pacific
Deal found 3/3$1,276
This Justfly.com deal was found by Cheapflights users on 3/2. 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.
Thu 9/1112:35 pmPNH - ORD
1 stop20h 10mEVA Air
Mon 9/2912:30 amORD - PNH
1 stop22h 45mEVA Air
Deal found 3/2$1,339
This KAYAK deal was found by Cheapflights users on 3/2. 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 4/193:35 pmPNH - ORD
2 stops25h 39mChina Southern
Wed 5/75:38 pmORD - PNH
2 stops32h 52mChina Southern
Deal found 3/2$1,394
This Korean Air deal was found by Cheapflights users on 3/2. 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 9/1111:30 pmPNH - ORD
1 stop22h 00mKorean Air
Tue 9/3012:10 pmORD - PNH
1 stop22h 00mKorean Air
Deal found 3/2$1,462
This FlightHub deal was found by Cheapflights users on 3/2. 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.
Tue 8/195:40 pmPNH - ORD
3 stops51h 09mQatar Airways
Tue 9/27:20 pmORD - PNH
2 stops32h 55mQatar Airways
Deal found 3/2$1,652
This Emirates deal was found by Cheapflights users on 3/2. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/198:50 pmPNH - ORD
2 stops54h 55mEmirates
Wed 5/76:33 pmORD - PNH
3 stops58h 02mEmirates
Deal found 3/2$1,876

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

Customize your flight search to find flights from Phnom Penh to O'Hare Intl 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 3, 2025.

Fly from

Phnom Penh

Fly to

O'Hare Intl

Route

Depart

Return

Price

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sun 3/23

12:30 am-11:34 am

2 stops47h 04m

Chicago O'Hare Intl

Thu 4/3

12:29 pm-10:55 pm

2 stops46h 26m

$1,016

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 4/17

11:25 am-2:25 pm

1 stop39h 00m

Chicago O'Hare Intl

Thu 4/24

4:00 pm-5:20 pm

1 stop37h 20m

$1,276

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sat 4/19

3:35 pm-5:14 am

2 stops25h 39m

Chicago O'Hare Intl

Wed 5/7

5:38 pm-2:30 pm

2 stops32h 52m

$1,394

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 4/17

12:35 pm-9:00 pm

1 stop20h 25m

Chicago O'Hare Intl

Wed 4/23

12:30 am-11:15 am

1 stop22h 45m

$1,483

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 8/19

5:40 pm-8:49 am

3 stops51h 09m

Chicago O'Hare Intl

Tue 9/2

7:20 pm-4:15 pm

2 stops32h 55m

$1,652

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sat 4/19

11:30 pm-9:40 am

1 stop22h 10m

Chicago O'Hare Intl

Wed 5/7

7:15 am-10:10 pm

2 stops26h 55m

$1,827

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sat 4/19

8:50 pm-3:45 pm

2 stops54h 55m

Chicago O'Hare Intl

Wed 5/7

6:33 pm-4:35 pm

3 stops58h 02m

$1,876

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Fri 8/22

11:05 am-9:10 pm

2 stops46h 05m

$725

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sun 4/20

12:35 pm-6:08 am

2 stops53h 33m

$938

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sun 4/20

6:30 pm-2:25 pm

1 stop31h 55m

$1,067

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 14 results
1
2

Compare providers for flights from Phnom Penh to O'Hare Intl

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 Phnom Penh to O'Hare Intl in March.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*3 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 Phnom Penh-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phnom Penh-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phnom Penh-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phnom Penh-Chicago O'Hare Intl Airport 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 Phnom Penh-Chicago O'Hare Intl Airport 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 Phnom Penh to O'Hare Intl

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

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

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated March 3, 2025.
EVA Air
8.4
Very good
1,180 reviews

Comfort

8.2

Boarding

8.4

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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
1,180 reviews
EVA Air
8.4
Very good
1,180 reviews

Comfort

8.2

Boarding

8.4

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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
1,034 reviews
EVA Air
8.4
Very good
1,180 reviews

Comfort

8.2

Boarding

8.4

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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
8.1
Very good
3,234 reviews
EVA Air
8.4
Very good
1,180 reviews

Comfort

8.2

Boarding

8.4

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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
825 reviews
EVA Air
8.4
Very good
1,180 reviews

Comfort

8.2

Boarding

8.4

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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.

China Southern
7.5
Good
87 reviews
EVA Air
8.4
Very good
1,180 reviews

Comfort

8.2

Boarding

8.4

Entertainment

8.0

Food

8.0

Overall

8.4

Crew

8.6

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 Phnom Penh to O'Hare Intl. 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 from for flights from Phnom Penh to Chicago O'Hare Intl?

    Phnom Penh Pochentong (PNH) is the airport you will fly out of if you book a flight from Phnom Penh to Chicago O'Hare Intl. You should not have trouble finding flights to Chicago O'Hare Intl from Pochentong; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Phnom Penh airport to Chicago O'Hare Intl. It is only a 5.0 mi journey to Pochentong (PNH) from Phnom Penh’s city center.

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

    Cathay Pacific, at $1,276, was found to be the cheapest airline from Phnom Penh to Chicago O'Hare Intl Airport.Alternate airlines to your destination round-trip include China Southern and EVA Air.

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

    To fly one-way, consider booking your trip with EVA Air, which is currently one of the cheapest options available, starting at $938. Cathay Pacific flights start at $1,067 while deals on Philippine Airlines start at $1,091 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Phnom Penh to Chicago O'Hare Intl Airport (average of $245). Flying from Phnom Penh to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $322). 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

Traveling to a place near Phnom Penh?

Book flights to Phnom Penh if you plan to visit one of these locations
Beloit
Rosemont
Naperville
Racine
Hoffman Estates
Schaumburg
Tinley Park
Rockford
Skokie
Kenosha
Arlington Heights
Northbrook
Orland Park
Merrillville
Evanston
Joliet
New Buffalo
Lake Geneva
Elgin
Glenview

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.

Top 2 airlines flying from Phnom Penh to O'Hare Intl

Discover the top 2 airlines that operate flights from Phnom Penh to O'Hare Intl. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$1,341Average$1,853FlexibilityNo cancel feeOn-time74%
Korean AirCheapest$1,436Average$1,972FlexibilityNo cancel feeOn-time81%
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.