$314 Cheap flights to Phnom Penh
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Phnom Penh departing on 2/24. 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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Use the filters below to find and compare flights to Phnom Penh that are best for you.
Fly from
Route
Depart
Return
SeattlePhnom Penh
SEA Seattle/Tacoma Intl - KTI Phnom Penh Techo Intl
SEAKTI
Seattle/Tacoma Intl
Fri 1/15
8:40 am-1:45 pm
1 stop38h 05m
Phnom Penh Techo Intl
Fri 1/22
9:35 am-7:05 am
1 stop36h 30m
SeattlePhnom Penh
SEA Seattle/Tacoma Intl - KTI Phnom Penh Techo Intl
SEAKTI
Seattle/Tacoma Intl
Sat 1/16
8:40 am-1:45 pm
1 stop38h 05m
Phnom Penh Techo Intl
Sat 1/30
9:35 am-7:05 am
1 stop36h 30m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Tue 11/3
8:55 pm-11:10 pm
2 stops35h 15m
Phnom Penh Techo Intl
Thu 12/3
11:40 am-7:00 pm
2 stops46h 20m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Tue 11/17
8:55 pm-11:10 pm
2 stops35h 15m
Phnom Penh Techo Intl
Tue 4/20
12:15 pm-7:00 pm
1 stop20h 45m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Mon 11/30
10:00 pm-3:05 pm
1 stop26h 05m
Phnom Penh Techo Intl
Mon 12/7
4:10 pm-6:30 pm
1 stop17h 20m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Mon 11/16
11:30 am-12:15 am
1 stop21h 45m
Phnom Penh Techo Intl
Tue 12/22
1:25 am-9:05 am
1 stop22h 40m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Tue 11/24
11:30 am-11:35 am
2 stops57h 05m
Phnom Penh Techo Intl
Wed 12/9
1:25 am-9:05 am
1 stop22h 40m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Tue 11/3
10:55 pm-5:05 pm
1 stop27h 10m
Phnom Penh Techo Intl
Thu 12/3
12:50 pm-7:00 pm
1 stop21h 10m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Thu 1/14
10:55 pm-11:45 am
1 stop21h 50m
Phnom Penh Techo Intl
Sun 2/14
12:50 pm-7:00 pm
1 stop21h 10m
Los AngelesPhnom Penh
LAX Los Angeles - KTI Phnom Penh Techo Intl
LAXKTI
Los Angeles
Mon 11/16
10:00 pm-3:05 pm
1 stop26h 05m
Phnom Penh Techo Intl
Wed 12/16
11:55 am-6:30 pm
1 stop21h 35m
See travel insights to Phnom Penh from
Phnom Penh flights insights and trends
Explore insights for your Phnom Penh flight to craft the best travel plan
What is the cheapest month to fly to Phnom Penh?
In general, November is the cheapest month to fly from United States to Phnom Penh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $957. If you aren’t able to travel to Phnom Penh during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $989.
How far in advance should I book a flight to Phnom Penh?
You are more likely to see cheaper flights to Phnom Penh from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $1,134 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from United States for as low as $835 on momondo.
Cheapest flights to Phnom Penh Techo Intl
Find the cheapest flights to Phnom Penh Techo Intl from your nearest city or airport
| CHEAPEST MONTH TO FLY TO PHNOM PENH FROM LOS ANGELES | August | 26% cheaper | Flying from Los Angeles to Phnom Penh costs on average just $735 in August |
| MOST EXPENSIVE MONTH TO FLY TO PHNOM PENH FROM LOS ANGELES | June | 38% more expensive | It costs about $1,357 for flights to Phnom Penh from Los Angeles in June |
| MOST POPULAR MONTH TO FLY TO PHNOM PENH FROM LOS ANGELES | June | 393% more users visited | More momondo users searched in flights to Phnom Penh from Los Angeles in June than any other month |
Cheap Phnom Penh flight deals and tips
Summary info about Phnom Penh flight prices, duration and airlines
Best One-Way Price | $325 |
|---|---|
Best Round-Trip Price | $584 |
Fastest flight time | 21h 55m |
Popular in | June |
Frequently asked questions about flying to Phnom Penh
When did momondo last update prices for flights to Phnom Penh Techo Intl Airport?
Prices for flights to Phnom Penh Techo Intl Airport refresh daily.
How many operators does momondo search for flights to Phnom Penh Techo Intl Airport?
As of October 2026, there are 29 operators available to choose from for flights to Phnom Penh Techo Intl Airport.
How old do you have to be to fly to Phnom Penh Techo Intl Airport?
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 to Phnom Penh Techo Intl Airport.
What documentation or ID do you need to fly to Phnom Penh Techo Intl Airport?
The required travel and health documents for your Phnom Penh Techo Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phnom Penh Techo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to Phnom Penh?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phnom Penh.
Can I find flights to Phnom Penh with flexible booking policies on momondo?
Yes. All flights to Phnom Penh on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights to Phnom Penh?
momondo helps you find the best flight to Phnom Penh by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight to Phnom Penh right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to 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.