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$692+ Cheap flights from Illinois to Cambodia

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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PNH
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Illinois to Cambodia

Keep the following information in mind while searching for Illinois to Cambodia flight deals. Data was last updated September 15, 2025.

Round-trip from

$1,329
(oojo)

One-way from

$692
(CrystalTravel)

Popular in

June

Cheapest in

August

Average price

$1,081
From Illinois to Cambodia
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One-way flight from Illinois to Cambodia
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Highest demand for flights based on searches. 17% potential increase in price ($272 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Illinois to Cambodia

Cheapest flights from Illinois to Cambodia
Explore the most affordable flight options available from Illinois to Cambodia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This oojo deal was found by Cheapflights users on 9/14. 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.
Tue 10/141:55 pmORD - PNH
1 stop29h 00mEtihad Airways
Tue 10/218:30 amPNH - ORD
1 stop36h 15mEtihad Airways
Deal found 9/14$1,329
This Etihad Airways deal was found by Cheapflights users on 9/14. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/181:10 pmORD - PNH
1 stop40h 15mEtihad Airways
Tue 2/247:55 amPNH - ORD
1 stop37h 00mEtihad Airways
Deal found 9/14$1,518
This Gurufare deal was found by Cheapflights users on 9/14. 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.
Sun 11/161:10 pmORD - PNH
1 stop40h 15mEtihad Airways
Mon 2/237:55 amPNH - ORD
1 stop37h 00mEtihad Airways
Deal found 9/14$1,542
This Etihad Airways deal was found by Cheapflights users on 9/14. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:10 pmORD - PNH
1 stop40h 15mEtihad Airways
Fri 2/277:55 amPNH - ORD
1 stop37h 00mEtihad Airways
Deal found 9/14$1,604
This Gotogate deal was found by Cheapflights users on 9/12. 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.
Tue 10/282:10 pmORD - PNH
1 stop28h 20mEtihad Airways
Tue 11/47:55 amPNH - ORD
1 stop37h 00mEtihad Airways
Deal found 9/12$1,605
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/141:55 pmORD - PNH
1 stop29h 00mMultiple Airlines
Tue 10/211:55 pmPNH - ORD
3 stops33h 15mMultiple Airlines
Deal found 9/14$1,615
This Gotogate deal was found by Cheapflights users on 9/14. 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 11/261:10 pmORD - PNH
1 stop28h 20mEtihad Airways
Fri 1/307:55 amPNH - ORD
1 stop37h 00mEtihad Airways
Deal found 9/14$1,654
This Etihad Airways deal was found by Cheapflights users on 9/14. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/191:10 pmORD - PNH
1 stop28h 20mEtihad Airways
Thu 2/267:50 pmPNH - ORD
1 stop25h 05mEtihad Airways
Deal found 9/14$1,713
This Etihad Airways deal was found by Cheapflights users on 9/14. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/151:10 pmORD - PNH
1 stop28h 20mEtihad Airways
Fri 2/277:55 amPNH - ORD
1 stop37h 00mEtihad Airways
Deal found 9/14$1,748
This Etihad Airways deal was found by Cheapflights users on 9/13. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:10 pmORD - PNH
1 stop40h 15mEtihad Airways
Fri 12/127:55 amPNH - ORD
1 stop37h 00mEtihad Airways
Deal found 9/13$1,758
This Etihad Airways deal was found by Cheapflights users on 9/14. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/181:10 pmORD - PNH
1 stop40h 15mEtihad Airways
Sat 2/287:50 pmPNH - ORD
1 stop25h 05mEtihad Airways
Deal found 9/14$1,759

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Cambodia 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 September 15, 2025.
Use the filters below to find and compare flights from Illinois to Cambodia that are best for you.

Fly from

Illinois

Fly to

Cambodia

Route

Depart

Return

Price

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Tue 10/14

1:55 pm-6:55 am

1 stop29h 00m

Phnom Penh Pochentong

Tue 10/21

8:30 am-8:45 am

1 stop36h 15m

$1,329

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Sun 2/8

1:10 pm-6:30 am

1 stop28h 20m

Phnom Penh Pochentong

Sat 2/28

7:50 pm-7:55 am

1 stop25h 05m

$1,492

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Sun 11/16

1:10 pm-6:30 am

1 stop28h 20m

Phnom Penh Pochentong

Tue 2/24

7:55 am-7:55 am

1 stop37h 00m

$1,518

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Tue 11/18

1:10 pm-6:25 pm

1 stop40h 15m

Phnom Penh Pochentong

Tue 2/24

7:55 am-7:55 am

1 stop37h 00m

$1,518

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Tue 11/18

1:10 pm-6:25 pm

1 stop40h 15m

Phnom Penh Pochentong

Thu 2/26

7:50 pm-7:55 am

1 stop25h 05m

$1,518

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Tue 11/18

1:10 pm-6:25 pm

1 stop40h 15m

Phnom Penh Pochentong

Mon 2/23

7:55 am-7:55 am

1 stop37h 00m

$1,518

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Sun 11/16

1:10 pm-6:25 pm

1 stop40h 15m

Phnom Penh Pochentong

Fri 2/27

7:55 am-7:55 am

1 stop37h 00m

$1,542

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Thu 11/13

1:10 pm-6:25 pm

1 stop40h 15m

Phnom Penh Pochentong

Fri 2/27

7:55 am-7:55 am

1 stop37h 00m

$1,604

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Thu 11/13

1:10 pm-6:25 pm

1 stop40h 15m

Phnom Penh Pochentong

Mon 2/23

7:55 am-7:55 am

1 stop37h 00m

$1,604

ChicagoPhnom Penh

ORD - PNH

ORDPNH

Chicago O'Hare Intl

Thu 11/13

1:10 pm-6:25 pm

1 stop40h 15m

Phnom Penh Pochentong

Thu 2/26

7:50 pm-7:55 am

1 stop25h 05m

$1,604

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 18 results
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Best time to book a flight from Illinois to Cambodia

Have a flexible travel schedule? Discover the best time to fly to Cambodia from Illinois 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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Cambodia

What is the cheapest month to book a flight from Illinois to Cambodia?

Currently, March is the cheapest month in which you can book a flight from Illinois to Cambodia (average of $982). Flying from Illinois to Cambodia in June is currently the most expensive (average of $1,552). 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 IL to KH?

Find hourly flight availability from Illinois to Cambodia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Illinois to Cambodia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Illinois to Cambodia?

    For as low as $1,329, Etihad Airways can have you in Cambodia from Illinois in 29h. The distance between Illinois and Cambodia is about 8645 mi.

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

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

  • How can I find direct flights from Illinois to Cambodia?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Cambodia 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 Illinois to Cambodia?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Cambodia (average of $982). Flying from Illinois to Cambodia in June is currently the most expensive (average of $1,552). 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 Illinois to Cambodia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Cambodia

Discover the top 3 airlines that operate flights from Illinois to Cambodia. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$733Average$911FlexibilityNo cancel feeOn-time72%
Korean AirCheapest$845Average$1,142FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$1,059Average$1,355FlexibilityNo cancel feeOn-time74%

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