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Cheap flights from Phnom Penh to Illinois from $623

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phnom Penh to Illinois departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Phnom Penh to Illinois

Cheap round-trip flights

Logo
7:30 am - 11:59 amPNH-ORD
40h 29m3 stops
Logo
12:10 pm - 10:10 pmORD-PNH
22h 00m1 stop
$1,130
Find Deal
Thu, Sep 18 - Thu, Sep 25
Logo
12:20 pm - 11:59 amPNH-ORD
35h 39m2 stops
Logo
12:10 pm - 10:10 pmORD-PNH
22h 00m1 stop
$1,139
Find Deal
Thu, Sep 18 - Thu, Sep 25
Logo
9:10 am - 6:14 pmPNH-ORD
45h 04m3 stops
Logo
7:09 pm - 11:20 amORD-PNH
28h 11m2 stops
$1,147
Find Deal
Tue, Sep 16 - Tue, Sep 23
Logo
10:55 am - 6:14 pmPNH-ORD
43h 19m3 stops
Logo
12:10 pm - 10:10 pmORD-PNH
22h 00m1 stop
$1,176
Find Deal
Tue, Sep 16 - Tue, Sep 23
EVA Air Logo
12:35 pm - 7:03 amPNH-ORD
30h 28m2 stops
EVA Air Logo
12:30 am - 11:15 amORD-PNH
22h 45m1 stop
$1,328EVA Air
Find Deal
Tue, Sep 16 - Mon, Sep 22
EVA Air Logo
12:35 pm - 8:45 pmPNH-ORD
20h 10m1 stop
EVA Air Logo
12:30 am - 11:15 amORD-PNH
22h 45m1 stop
$1,336EVA Air
Find Deal
Tue, Sep 16 - Mon, Sep 22
Korean Air Logo
11:45 pm - 8:30 amPNH-ORD
21h 45m1 stop
Korean Air Logo
11:05 am - 10:25 pmORD-PNH
22h 20m1 stop
$1,577Korean Air
Find Deal
Thu, Nov 20 - Mon, Nov 24
Asiana Airlines Logo
11:55 pm - 6:50 pmPNH-ORD
31h 55m2 stops
Asiana Airlines Logo
4:40 pm - 10:55 pmORD-PNH
41h 15m2 stops
$1,582Asiana Airlines
Find Deal
Thu, Nov 20 - Mon, Nov 24
Delta Logo
11:45 pm - 8:30 amPNH-ORD
21h 45m1 stop
Delta Logo
7:30 am - 10:25 pmORD-PNH
25h 55m2 stops
$1,678Delta
Find Deal
Thu, Nov 20 - Mon, Nov 24
Korean Air Logo
11:30 pm - 9:40 amPNH-ORD
22h 10m1 stop
Korean Air Logo
12:10 pm - 10:10 pmORD-PNH
22h 00m1 stop
$1,927Korean Air
Find Deal
Tue, Aug 19 - Tue, Sep 2

Korean Air flights from Phnom Penh to Illinois

Our best Korean Air deals on Phnom Penh to Illinois flight tickets
Korean Air
Nov 20
PNH11:45 pmPhnom Penh Pochentong
21h 45m
1 stop
ORD8:30 amChicago O'Hare Intl
Nov 24
ORD11:05 amChicago O'Hare Intl
22h 20m
1 stop
PNH10:25 pmPhnom Penh Pochentong
$1,577
Find similar
Korean Air
Aug 19
PNH11:30 pmPhnom Penh Pochentong
22h 10m
1 stop
ORD9:40 amChicago O'Hare Intl
Sep 2
ORD12:10 pmChicago O'Hare Intl
22h 00m
1 stop
PNH10:10 pmPhnom Penh Pochentong
$1,927
Find similar

Qatar Airways flights from Phnom Penh to Illinois

Our best Qatar Airways deals on Phnom Penh to Illinois flight tickets
Qatar Airways
Nov 20
PNH5:10 pmPhnom Penh Pochentong
34h 20m
2 stops
ORD2:30 pmChicago O'Hare Intl
Nov 24
ORD4:06 pmChicago O'Hare Intl
34h 19m
3 stops
PNH3:25 pmPhnom Penh Pochentong
$1,710
Find similar
Qatar Airways
Nov 20
PNH5:10 pmPhnom Penh Pochentong
42h 35m
3 stops
ORD10:45 pmChicago O'Hare Intl
Nov 24
ORD1:41 pmChicago O'Hare Intl
36h 44m
3 stops
PNH3:25 pmPhnom Penh Pochentong
$1,900
Find similar
Qatar Airways
Nov 20
PNH5:10 pmPhnom Penh Pochentong
34h 20m
2 stops
ORD2:30 pmChicago O'Hare Intl
Nov 24
ORD4:06 pmChicago O'Hare Intl
34h 19m
3 stops
PNH3:25 pmPhnom Penh Pochentong
$1,939
Find similar

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated August 4, 2025.
Use the filters below to find and compare flights from Phnom Penh to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 9/18

7:30 am-11:59 am

3 stops40h 29m

Chicago O'Hare Intl

Thu 9/25

12:10 pm-10:10 pm

1 stop22h 00m

$1,130

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 9/18

12:20 pm-11:59 am

2 stops35h 39m

Chicago O'Hare Intl

Thu 9/25

12:10 pm-10:10 pm

1 stop22h 00m

$1,139

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 9/16

9:10 am-6:14 pm

3 stops45h 04m

Chicago O'Hare Intl

Tue 9/23

7:09 pm-11:20 am

2 stops28h 11m

$1,147

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 9/16

10:55 am-6:14 pm

3 stops43h 19m

Chicago O'Hare Intl

Tue 9/23

12:10 pm-10:10 pm

1 stop22h 00m

$1,176

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 9/16

12:35 pm-7:03 am

2 stops30h 28m

Chicago O'Hare Intl

Mon 9/22

12:30 am-11:15 am

1 stop22h 45m

$1,328

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 9/16

12:35 pm-8:45 pm

1 stop20h 10m

Chicago O'Hare Intl

Mon 9/22

12:30 am-11:15 am

1 stop22h 45m

$1,336

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 11/20

11:45 pm-8:30 am

1 stop21h 45m

Chicago O'Hare Intl

Mon 11/24

11:05 am-10:25 pm

1 stop22h 20m

$1,577

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 11/20

11:55 pm-6:50 pm

2 stops31h 55m

Chicago O'Hare Intl

Mon 11/24

4:40 pm-10:55 pm

2 stops41h 15m

$1,582

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Thu 11/20

11:45 pm-8:30 am

1 stop21h 45m

Chicago O'Hare Intl

Mon 11/24

7:30 am-10:25 pm

2 stops25h 55m

$1,678

Phnom PenhChicago

PNH - ORD

PNHORD

Phnom Penh Pochentong

Tue 8/19

11:30 pm-9:40 am

1 stop22h 10m

Chicago O'Hare Intl

Tue 9/2

12:10 pm-10:10 pm

1 stop22h 00m

$1,927

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

How to get the cheapest flight ticket from Phnom Penh to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Phnom Penh to Illinois is on a Tuesday when prices can be found for as low as $1,590. Flights from Phnom Penh to Illinois on a Thursday will generally be more expensive and average around $1,750. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Phnom Penh to Illinois during this time can be as low as $1,696. Flights in the morning are often more expensive with an average ticket price of $1,750.

Can stopping save me money on Phnom Penh to Illinois flights?

You could potentially save up to 3% on your flight if you consider stops on a Phnom Penh to Illinois flight.

Cheap Phnom Penh to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phnom Penh to Illinois

Best Price Found

$623

Fastest flight time

20h 10m

Direct flights

None

Airports in Illinois

1 airport
The best one-way flight to Illinois from Phnom Penh in the past 72 hours is $623. The best round-trip flight deal from Phnom Penh to Illinois found on momondo in the last 72 hours is $1,130.
The fastest flight from Phnom Penh to Illinois takes 20h 10m
There are no direct flights from Phnom Penh to Illinois. Popular non-direct route for this connection is Phnom Penh Pochentong Airport - Chicago O'Hare Intl Airport.
There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)
Search flight deals

  • When did momondo last update prices for flights from Phnom Penh Pochentong Airport to Illinois?

    Prices for flights from Phnom Penh Pochentong Airport to Illinois refresh daily.

  • How many operators does momondo search for flights from Phnom Penh Pochentong Airport to Illinois?

  • How old do you have to be to fly from Phnom Penh Pochentong Airport to Illinois?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phnom Penh Pochentong Airport to Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Phnom Penh to Illinois

Compare and see reviews for airlines that fly from Phnom Penh to Illinois with momondo
Airline
Rating
Free Cancellation
Price
EVA AirPriceFrom $1,352Free CancellationRating
8.4
1,224 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Phnom Penh to Illinois?

It is quick and easy to find Phnom Penh to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

Can I find flights from Phnom Penh to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Phnom Penh to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Phnom Penh to Illinois?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phnom Penh to Illinois.

I’m not ready to book a flight from Phnom Penh to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Phnom Penh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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