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Book a flight & hotel together for extra savings.
On average save $240 per traveler
08/18/25
7:00am
ONT
39h 10m
SEA
ICN
08/19/25
10:10pm
PNH
08/27/25
11:30pm
PNH
10h 40m
ICN
08/28/25
10:10am
ONT
$787
Free cancellation within 83 hours of booking
08/29/25
7:00am
ONT
39h 10m
SEA
ICN
08/30/25
10:10pm
PNH
09/07/25
11:30pm
PNH
10h 10m
ICN
09/08/25
9:40am
ONT
$835
Free cancellation within 83 hours of booking
08/29/25
7:00am
ONT
39h 10m
SEA
ICN
08/30/25
10:10pm
PNH
09/07/25
11:30pm
PNH
16h 5m
ICN
09/08/25
3:35pm
ONT
$847
Free cancellation within 83 hours of booking
08/17/25
10:51am
ONT
53h 24m
DFW
DOH
08/19/25
4:15pm
PNH
08/24/25
5:40pm
PNH
28h 28m
DOH
SEA
08/25/25
10:08pm
ONT
$1860
Free cancellation within 83 hours of booking
08/17/25
10:51am
ONT
53h 24m
DFW
DOH
08/19/25
4:15pm
PNH
08/24/25
5:40pm
PNH
20h 20m
DOH
08/25/25
2:00pm
ONT
$1970
Free cancellation within 83 hours of booking
08/26/25
12:45am
ONT
33h 5m
TPE
08/27/25
9:50am
PNH
09/08/25
3:35pm
PNH
4h 5m
CAN
09/08/25
7:40pm
ONT
$3187
Free cancellation within 83 hours of booking
08/11/25
12:00pm
ONT
45h 50m
SEA
TPE
08/13/25
9:50am
PNH
09/03/25
8:00am
PNH
11h 40m
CAN
09/03/25
7:40pm
ONT
$3191
Free cancellation within 83 hours of booking
Top Deals on flights from Ontario International Airport to Phnom Penh
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Aug 5
7:00am
ONT
39h 10m
SEA
ICN
Aug 6
10:10pm
PNH
as low as
$428
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Nov 10
10:45pm
ONT
35h 50m
TPE
Nov 12
10:35am
PNH
as low as
$484
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jul 19
11:45pm
ONT
42h 50m
TPE
BKK
Jul 21
6:35pm
PNH
as low as
$794
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jul 25
7:00am
ONT
39h 55m
SEA
ICN
Jul 26
10:55pm
PNH
as low as
$855
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jun 23
6:41pm
ONT
40h 34m
SFO
TPE
Jun 25
11:15am
PNH
as low as
$1085
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jul 19
6:00am
ONT
58h 15m
SEA
DOH
Jul 21
4:15pm
PNH
as low as
$1198
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jun 23
11:05am
ONT
48h 15m
SEA
YVR
XMN
Jun 25
11:20am
PNH
as low as
$1324
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jun 23
6:00am
ONT
40h 55m
SEA
ICN
Jun 24
10:55pm
PNH
as low as
$1342
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jun 23
12:00pm
ONT
68h 40m
SEA
SIN
Jun 26
8:40am
PNH
as low as
$2290
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jun 23
10:03am
ONT
52h 27m
PDX
SFO
CAN
Jun 25
2:30pm
PNH
as low as
$2887
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jun 23
11:10pm
ONT
43h 25m
TPE
BKK
Jun 25
6:35pm
PNH
as low as
$3907
Los Angeles, US (LAX) - Phnom Penh, KH (PNH)
Jun 23
1:33pm
ONT
44h 42m
DEN
YVR
HKG
Jun 25
10:15am
PNH
as low as
$5074
Flights to Phnom Penh
Return flights
Flights From Phnom Penh To Ontario International AirportBrowse origins
- Flights
- North America
- United States
- California
- Los Angeles
- Ontario International Airport
Browse destinations
- Flights
- South East Asia
- Cambodia
- Phnom Penh
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