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Krong Preah Sihanouk

$755+ Cheap flights from O'Hare Intl (ORD) to Krong Preah Sihanouk (KOS)

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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — KOS
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Krong Preah Sihanouk

One-way flights from O'Hare Intl to Krong Preah Sihanouk
Search for one-way flight options from O'Hare Intl to Krong Preah Sihanouk. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Mon 12/291:30 pmORD - KOS
3 stops57h 15mMultiple Airlines
Deal found 12/10$755
This Ovago deal was found by Cheapflights users on 12/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:30 pmORD - KOS
2 stops31h 00mMultiple Airlines
Deal found 12/10$768
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Sun 12/281:30 pmORD - KOS
2 stops33h 15mMultiple Airlines
Deal found 12/10$873
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Wed 12/3111:30 pmORD - KOS
3 stops47h 15mMultiple Airlines
Deal found 12/10$932
This FlightHub deal was found by Cheapflights users on 12/10. 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.
Sat 12/2711:30 pmORD - KOS
2 stops31h 25mMultiple Airlines
Deal found 12/10$963
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
Fri 12/267:44 pmORD - KOS
3 stops52h 21mMultiple Airlines
Deal found 12/10$1,113

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Krong Preah Sihanouk 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 12, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Krong Preah Sihanouk that are best for you.

Fly from

O'Hare Intl

Fly to

Krong Preah Sihanouk

Route

Depart

Return

Price

ChicagoKrong Preah Sihanouk

ORD - KOS

ORDKOS

Chicago O'Hare Intl

Mon 12/29

1:30 pm-11:45 am

3 stops57h 15m

$755

ChicagoKrong Preah Sihanouk

ORD - KOS

ORDKOS

Chicago O'Hare Intl

Tue 12/30

11:30 pm-7:30 pm

2 stops31h 00m

$768

ChicagoKrong Preah Sihanouk

ORD - KOS

ORDKOS

Chicago O'Hare Intl

Sun 12/28

1:30 pm-11:45 am

2 stops33h 15m

$873

ChicagoKrong Preah Sihanouk

ORD - KOS

ORDKOS

Chicago O'Hare Intl

Wed 12/31

11:30 pm-11:45 am

3 stops47h 15m

$932

ChicagoKrong Preah Sihanouk

ORD - KOS

ORDKOS

Chicago O'Hare Intl

Sat 12/27

11:30 pm-7:55 pm

2 stops31h 25m

$963

ChicagoKrong Preah Sihanouk

ORD - KOS

ORDKOS

Chicago O'Hare Intl

Fri 12/26

7:44 pm-1:05 pm

3 stops52h 21m

$1,113

ChicagoKrong Preah Sihanouk

ORD - KOS

ORDKOS

Chicago O'Hare Intl

Thu 12/25

3:33 pm-9:35 am

3 stops53h 02m

$1,344

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Best time to book a flight from O'Hare Intl to Krong Preah Sihanouk

Have a flexible travel schedule? Discover the best time to fly to Krong Preah Sihanouk 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.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Krong Preah Sihanouk. 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 Krong Preah Sihanouk from Chicago O'Hare Intl?

    For a flight from Chicago O'Hare Intl to Krong Preah Sihanouk, you will be flying into Sihanoukville. Krong Preah Sihanouk Sihanoukville (KOS) is just 7.8 mi from the center of the city. Sihanoukville is the only Krong Preah Sihanouk airport and it handles 0 inbound flights from Chicago O'Hare Intl per day. 0 airlines have flights to Krong Preah Sihanouk Sihanoukville from Chicago O'Hare Intl on a regular basis.

  • Can I find deals for flights from O'Hare Intl to Krong Preah Sihanouk that include hotel bookings?

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

  • How can I find direct flights from O'Hare Intl to Krong Preah Sihanouk?

    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 Krong Preah Sihanouk.

  • Can I find deals for business class flights from O'Hare Intl to Krong Preah Sihanouk?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Krong Preah Sihanouk by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Krong Preah Sihanouk?

Book flights to Krong Preah Sihanouk if you plan to visit one of these locations
Kampot

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