HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$751+ Cheap flights from Phnom Penh (PNH) to Illinois

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
PNH — ORD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phnom Penh to Illinois 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 Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Phnom Penh (PNH) to Illinois (USIL). 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 January 21, 2025.

Find flight deals from Phnom Penh to Illinois

Cheapest flights from Phnom Penh to Illinois
Explore the most affordable flight options available from Phnom Penh to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This FlightHub deal was found by Cheapflights users on 1/21. 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 stops35h 56mQatar Airways
Tue 9/27:40 pmORD - PNH
2 stops32h 20mQatar Airways
Deal found 1/21$1,555
This EVA Air deal was found by Cheapflights users on 1/21. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1912:35 pmPNH - ORD
1 stop20h 35mEVA Air
Mon 9/112:30 amORD - PNH
1 stop22h 45mEVA Air
Deal found 1/21$1,569
This KAYAK deal was found by Cheapflights users on 1/21. 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.
Tue 8/1911:40 pmPNH - ORD
1 stop22h 10mKorean Air
Tue 9/212:20 pmORD - PNH
1 stop21h 50mKorean Air
Deal found 1/21$1,725

Find flights from Phnom Penh to Illinois within your budget

Customize your flight search to find flights from Phnom Penh to Illinois 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sat 3/22

4:45 pm-3:45 pm

2 stops35h 00m

$751

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Fri 2/14

8:00 am-4:56 am

2 stops33h 56m

$802

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 2/13

12:25 am-4:52 am

2 stops41h 27m

$892

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sat 4/19

1:15 am-5:40 am

2 stops40h 25m

$949

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 2/11

12:45 pm-7:35 pm

1 stop19h 50m

$981

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Sat 3/22

7:05 pm-2:00 pm

1 stop30h 55m

$1,066

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Mon 2/10

12:30 am-6:55 pm

2 stops31h 25m

$1,160

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 2/11

5:10 pm-5:38 pm

3 stops37h 28m

$1,565

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Travel insights for flights from Phnom Penh to Illinois

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

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois 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 Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, 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 Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated January 21, 2025.
EVA Air
8.4
Very good
1,255 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 10

Excellent crew, smooth flight, good food and service. We have flown with other carriers but this one is the best so far.

EVA Air
8.4
Very good
1,255 reviews
EVA Air
8.4
Very good
1,255 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 10

Excellent crew, smooth flight, good food and service. We have flown with other carriers but this one is the best so far.

Asiana Airlines
8.3
Very good
466 reviews
EVA Air
8.4
Very good
1,255 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 10

Excellent crew, smooth flight, good food and service. We have flown with other carriers but this one is the best so far.

Qatar Airways
7.5
Good
3,754 reviews
EVA Air
8.4
Very good
1,255 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 10

Excellent crew, smooth flight, good food and service. We have flown with other carriers but this one is the best so far.

Cathay Pacific
7.5
Good
830 reviews
EVA Air
8.4
Very good
1,255 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 10

Excellent crew, smooth flight, good food and service. We have flown with other carriers but this one is the best so far.

China Southern
7.4
Good
86 reviews
EVA Air
8.4
Very good
1,255 reviews

Entertainment

8.0

Overall

8.4

Food

8.1

Crew

8.6

Boarding

8.4

Comfort

8.3

Reviews

1 / 10

Excellent crew, smooth flight, good food and service. We have flown with other carriers but this one is the best so far.

Related info for your journey

Find useful and relevant information for your journey from Phnom Penh to Illinois. 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 Illinois?

    If you book a flight to Illinois from Phnom Penh, you will be flying from Pochentong, which is the city’s only airport. Phnom Penh Pochentong (PNH) is located 5.0 mi from the center of Phnom Penh.

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

    To fly one-way, consider booking your trip with China Southern, which is currently one of the cheapest options available, starting at $802. Air China flights start at $892 while deals on Philippine Airlines start at $949 one-way.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Phnom Penh to Illinois (average of $245). Flying from Phnom Penh to Illinois in March is currently the most expensive (average of $320). 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

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.

Alternative routes for Phnom Penh to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Phnom Penh to Los Angeles flights
Phnom Penh to Seattle flights
Phnom Penh to San Francisco flights
Phnom Penh to John F Kennedy Intl flights
Phnom Penh to Boston flights
Phnom Penh to Newark flights
Phnom Penh to Dulles Intl flights
Phnom Penh to Sky Harbor Intl flights
Phnom Penh to Reagan-National flights
Phnom Penh to Portland flights
Phnom Penh to Miami flights
Phnom Penh to San Jose flights
Phnom Penh to Honolulu flights
Phnom Penh to Raleigh flights
Phnom Penh to Cleveland flights
Phnom Penh to Charlotte flights
Phnom Penh to Salt Lake City flights
Phnom Penh to Denver flights
Phnom Penh to Spokane flights
Phnom Penh to Reno flights
Phnom Penh to Richmond flights
Phnom Penh to Pittsburgh flights
Phnom Penh to Philadelphia flights
Phnom Penh to George Bush Intcntl flights
Phnom Penh to O'Hare Intl flights
Krong Preah Sihanouk to Honolulu flights
Phnom Penh to Orlando flights
Phnom Penh to Lihue flights
Phnom Penh to Indianapolis flights

Top 2 airlines flying from Phnom Penh to Illinois

Discover the top 2 airlines that operate flights from Phnom Penh to Illinois. 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 January 21, 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.