What airlines fly to Phnom Penh?

Cathay Pacific, EVA Air and Singapore Airlines are the top three most popular airlines that fly to Phnom Penh from United States according to our data. Cathay Pacific is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Phnom Penh. Keep in mind that there are 15 different airlines that fly to Phnom Penh on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from United States to Phnom Penh Techo Intl?

Singapore Airlines, Etihad Airways, and Delta are the most popular carriers operating from United States to Phnom Penh Techo Intl

When did momondo last update prices for flights from United States to Phnom Penh Techo Intl Airport?

Prices for flights from United States to Phnom Penh Techo Intl Airport are updated daily.

How many operators does momondo search for flights from United States to Phnom Penh Techo Intl Airport?

As of October 2026, there are 15 operators available to choose from for flights from United States to Phnom Penh Techo Intl Airport.

How old do you have to be to fly from United States to Phnom Penh Techo Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Phnom Penh Techo Intl Airport.

What documentation or ID do you need to fly to Phnom Penh Techo Intl Airport?

The travel and health documents you'll need for your trip to Phnom Penh Techo Intl Airport 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 Phnom Penh Techo Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$310 Cheap Flights from the United States to Phnom Penh in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Phnom Penh

Round-trip

One-way

Last minute

Recent round-trip flight deals from the United States to Phnom Penh

Enter your travel dates to find the best prices.

8:40 am - 1:45 pmSEA Seattle/Tacoma Intl-KTI Phnom Penh Techo Intl

38h 05m1 stop Singapore Changi

7:40 pm - 7:05 amKTI Phnom Penh Techo Intl-SEA Seattle/Tacoma Intl

26h 25m1 stop Singapore Changi

$590Singapore Airlines

Fri, Jan 15 - Sat, Jan 23

8:40 am - 1:45 pmSEA Seattle/Tacoma Intl-KTI Phnom Penh Techo Intl

38h 05m1 stop Singapore Changi

7:40 pm - 7:05 amKTI Phnom Penh Techo Intl-SEA Seattle/Tacoma Intl

26h 25m1 stop Singapore Changi

$602Singapore Airlines

Fri, Jan 15 - Sat, Jan 23

1:20 pm - 10:40 amLAX Los Angeles-KTI Phnom Penh Techo Intl

54h 20m3 stops Beijing Capital Yichun Mingyueshan Air Shenzhen

12:25 am - 7:00 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

33h 35m1 stop Beijing Capital

$725Air China

Sun, Nov 22 - Sun, Dec 13

11:30 am - 12:15 amLAX Los Angeles-KTI Phnom Penh Techo Intl

21h 45m1 stop Shanghai Pu Dong

1:25 am - 9:05 amKTI Phnom Penh Techo Intl-LAX Los Angeles

22h 40m1 stop Shanghai Pu Dong

$726China Eastern

Mon, Nov 2 - Tue, Dec 1

11:30 am - 12:15 amLAX Los Angeles-KTI Phnom Penh Techo Intl

21h 45m1 stop Shanghai Pu Dong

1:25 am - 9:05 amKTI Phnom Penh Techo Intl-LAX Los Angeles

22h 40m1 stop Shanghai Pu Dong

$726China Eastern

Tue, Nov 3 - Wed, Dec 2

10:25 pm - 11:10 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

33h 45m1 stop Beijing Capital

11:40 am - 6:35 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

21h 55m1 stop Shenzhen

$729Air China

Fri, Nov 13 - Tue, Dec 15

10:55 pm - 5:05 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

27h 10m1 stop Xiamen Gaoqi Intl

12:50 pm - 7:00 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

21h 10m1 stop Xiamen Gaoqi Intl

$735XiamenAir

Thu, Jan 14 - Tue, Feb 9

10:55 pm - 5:05 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

27h 10m1 stop Xiamen Gaoqi Intl

12:50 pm - 7:00 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

21h 10m1 stop Xiamen Gaoqi Intl

$736XiamenAir

Sun, Nov 15 - Sun, Dec 13

10:00 pm - 3:05 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

26h 05m1 stop Guangzhou Baiyun

8:00 am - 6:30 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

25h 30m1 stop Guangzhou Baiyun

$749China Southern

Mon, Feb 1 - Mon, Feb 22

10:00 pm - 11:30 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

34h 30m1 stop Guangzhou Baiyun

4:10 pm - 6:30 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

17h 20m1 stop Guangzhou Baiyun

$749China Southern

Mon, Nov 23 - Mon, Dec 14

Recent last minute flight deals from the United States to Phnom Penh

Enter your travel dates to find the best prices.

9:55 pm - 10:40 amLAX Los Angeles-KTI Phnom Penh Techo Intl

22h 45m1 stop Shenzhen

12:25 am - 6:35 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

33h 10m2 stops Beijing Capital Shenzhen

$750Air China

Tue, Oct 27 - Mon, Nov 23

9:55 pm - 11:10 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

35h 15m2 stops Shenzhen Beijing Capital

12:25 am - 6:35 pmKTI Phnom Penh Techo Intl-LAX Los Angeles

33h 10m2 stops Beijing Capital Shenzhen

$771Air China

Tue, Oct 27 - Mon, Nov 23

9:40 am - 8:35 amSEA Seattle/Tacoma Intl-KTI Phnom Penh Techo Intl

32h 55m1 stop Singapore Changi

2:40 pm - 7:05 amKTI Phnom Penh Techo Intl-SEA Seattle/Tacoma Intl

31h 25m1 stop Singapore Changi

$783Singapore Airlines

Tue, Oct 27 - Mon, Nov 16

11:50 pm - 11:45 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

33h 55m1 stop Incheon Intl

1:00 am - 6:40 amKTI Phnom Penh Techo Intl-LAX Los Angeles

20h 40m1 stop Incheon Intl

$813Asiana Airlines

Mon, Oct 26 - Sun, Nov 8

10:00 am - 11:45 pmLAX Los Angeles-KTI Phnom Penh Techo Intl

23h 45m1 stop Incheon Intl

1:00 am - 6:40 amKTI Phnom Penh Techo Intl-LAX Los Angeles

20h 40m1 stop Incheon Intl

$814Asiana Airlines

Wed, Oct 28 - Mon, Dec 21

12:30 pm - 12:15 amLAX Los Angeles-KTI Phnom Penh Techo Intl

21h 45m1 stop Shanghai Pu Dong

12:40 pm - 9:05 amKTI Phnom Penh Techo Intl-LAX Los Angeles

35h 25m3 stops Kunming Changshui Hengyang Shanghai Pu Dong

$824China Eastern

Wed, Oct 28 - Sun, Nov 15

12:30 pm - 12:15 amLAX Los Angeles-KTI Phnom Penh Techo Intl

21h 45m1 stop Shanghai Pu Dong

12:40 pm - 9:05 amKTI Phnom Penh Techo Intl-LAX Los Angeles

35h 25m2 stops Kunming Changshui Shanghai Pu Dong

$824China Eastern

Wed, Oct 28 - Sun, Nov 15

10:40 am - 8:35 amSFO San Francisco-KTI Phnom Penh Techo Intl

31h 55m1 stop Singapore Changi

9:35 am - 7:50 amKTI Phnom Penh Techo Intl-SFO San Francisco

37h 15m1 stop Singapore Changi

$832Singapore Airlines

Tue, Oct 27 - Tue, Jan 19

12:45 pm - 10:40 pmSFO San Francisco-KTI Phnom Penh Techo Intl

19h 55m1 stop Incheon Intl

12:15 am - 9:35 amKTI Phnom Penh Techo Intl-SFO San Francisco

24h 20m1 stop Incheon Intl

$833Korean Air

Mon, Oct 26 - Mon, Nov 9

12:45 pm - 10:40 pmSFO San Francisco-KTI Phnom Penh Techo Intl

19h 55m1 stop Incheon Intl

12:15 am - 9:35 amKTI Phnom Penh Techo Intl-SFO San Francisco

24h 20m1 stop Incheon Intl

$834Korean Air

Mon, Oct 26 - Sun, Dec 6

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Etihad Airways flights from United States to Phnom Penh

Our best Etihad Airways deals on United States to Phnom Penh flight tickets

Etihad Airways

Nov 11

JFK3:00 pmNew York John F Kennedy Intl

27h 40m

1 stop

KTI6:40 amPhnom Penh Techo Intl

Nov 19

KTI7:50 pmPhnom Penh Techo Intl

31h 10m

1 stop

JFK3:00 pmNew York John F Kennedy Intl

$813

Etihad Airways

Nov 12

JFK3:00 pmNew York John F Kennedy Intl

39h 20m

1 stop

KTI6:20 pmPhnom Penh Techo Intl

Dec 16

KTI8:15 amPhnom Penh Techo Intl

42h 45m

1 stop

JFK3:00 pmNew York John F Kennedy Intl

$814

Etihad Airways

Nov 11

JFK3:00 pmNew York John F Kennedy Intl

27h 40m

1 stop

KTI6:40 amPhnom Penh Techo Intl

Dec 8

KTI7:55 amPhnom Penh Techo Intl

43h 05m

1 stop

JFK3:00 pmNew York John F Kennedy Intl

$816

Air China flights from United States to Phnom Penh

Our best Air China deals on United States to Phnom Penh flight tickets

Air China

Nov 22

LAX1:20 pmLos Angeles

54h 20m

3 stops

KTI10:40 amPhnom Penh Techo Intl

Dec 13

KTI12:25 amPhnom Penh Techo Intl

33h 35m

1 stop

LAX7:00 pmLos Angeles

$725

Air China

Nov 2

LAX10:25 pmLos Angeles

45h 15m

2 stops

KTI10:40 amPhnom Penh Techo Intl

Nov 25

KTI11:40 amPhnom Penh Techo Intl

46h 20m

2 stops

LAX7:00 pmLos Angeles

$746

Air China

Nov 13

LAX10:25 pmLos Angeles

33h 45m

1 stop

KTI11:10 pmPhnom Penh Techo Intl

Dec 13

KTI12:25 amPhnom Penh Techo Intl

57h 10m

2 stops

LAX6:35 pmLos Angeles

$750

momondo Fare Finder

Use the filters below to find and compare flights from the United States to Phnom Penh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

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

Sat 1/23

7:40 pm-7:05 am

1 stop26h 25m

$590

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

Sat 1/23

7:40 pm-7:05 am

1 stop26h 25m

$602

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Sun 11/22

1:20 pm-10:40 am

3 stops54h 20m

Phnom Penh Techo Intl

Sun 12/13

12:25 am-7:00 pm

1 stop33h 35m

$725

Quickest round-trip

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Mon 11/2

11:30 am-12:15 am

1 stop21h 45m

Phnom Penh Techo Intl

Tue 12/1

1:25 am-9:05 am

1 stop22h 40m

$726

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Tue 11/3

11:30 am-12:15 am

1 stop21h 45m

Phnom Penh Techo Intl

Wed 12/2

1:25 am-9:05 am

1 stop22h 40m

$726

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Fri 11/13

10:25 pm-11:10 pm

1 stop33h 45m

Phnom Penh Techo Intl

Tue 12/15

11:40 am-6:35 pm

1 stop21h 55m

$729

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Thu 1/14

10:55 pm-5:05 pm

1 stop27h 10m

Phnom Penh Techo Intl

Tue 2/9

12:50 pm-7:00 pm

1 stop21h 10m

$735

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Sun 11/15

10:55 pm-5:05 pm

1 stop27h 10m

Phnom Penh Techo Intl

Sun 12/13

12:50 pm-7:00 pm

1 stop21h 10m

$736

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Mon 2/1

10:00 pm-3:05 pm

1 stop26h 05m

Phnom Penh Techo Intl

Mon 2/22

8:00 am-6:30 pm

1 stop25h 30m

$749

Los AngelesPhnom Penh

LAX Los Angeles - KTI Phnom Penh Techo Intl

LAXKTI

Los Angeles

Mon 11/23

10:00 pm-11:30 pm

1 stop34h 30m

Phnom Penh Techo Intl

Mon 12/14

4:10 pm-6:30 pm

1 stop17h 20m

$749

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United States to Phnom Penh

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

Prices

Airlines

What is the cheapest month to fly to Phnom Penh?

In general, September 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 $895. If you aren’t able to travel to Phnom Penh during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $934.

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 $1,128 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 $799 on momondo.

Can stopping save me money on United States to Phnom Penh flights?

You could potentially save up to 24% on your flight if you consider stops on a United States to Phnom Penh flight.

Cheap United States to Phnom Penh flight deals and tips

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

Best Price Found	$310
Direct flights	None

The best one-way flight to Phnom Penh from United States in the past 72 hours is $310. The best round-trip flight deal from United States to Phnom Penh found on momondo in the last 72 hours is $590.

There are no direct flights from United States to Phnom Penh. There are no popular flight routes from United States to Phnom Penh.

Search flight deals

Frequently asked questions about flying from the United States to Phnom Penh

When did momondo last update prices for flights from United States to Phnom Penh Techo Intl Airport?
Prices for flights from United States to Phnom Penh Techo Intl Airport are updated daily.
How many operators does momondo search for flights from United States to Phnom Penh Techo Intl Airport?
As of October 2026, there are 15 operators available to choose from for flights from United States to Phnom Penh Techo Intl Airport.
How old do you have to be to fly from United States to Phnom Penh Techo Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Phnom Penh Techo Intl Airport.
What documentation or ID do you need to fly to Phnom Penh Techo Intl Airport?
The travel and health documents you'll need for your trip to Phnom Penh Techo Intl Airport 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 Phnom Penh Techo Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Phnom Penh

Compare and see reviews for airlines that fly from United States to Phnom Penh with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $554	Free Cancellation	Rating 8.2 1,627 reviews	Search Singapore Airlines flights
China Southern	PriceFrom $588	Free Cancellation	Rating 7.4 180 reviews	Search China Southern flights
XiamenAir	PriceFrom $592	Free Cancellation	Rating 6.7 51 reviews	Search XiamenAir flights
Cathay Pacific	PriceFrom $600	Free Cancellation	Rating 7.6 1,523 reviews	Search Cathay Pacific flights
Korean Air	PriceFrom $631	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
China Eastern	PriceFrom $639	Free Cancellation	Rating 7.3 245 reviews	Search China Eastern flights
Asiana Airlines	PriceFrom $678	Free Cancellation	Rating 8.1 567 reviews	Search Asiana Airlines flights
Philippine Airlines	PriceFrom $702	Free Cancellation	Rating 7.3 1,036 reviews	Search Philippine Airlines flights
Delta	PriceFrom $749	Free Cancellation	Rating 7.8 8,659 reviews	Search Delta flights
EVA Air	PriceFrom $773	Free Cancellation	Rating 8.5 1,550 reviews	Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from United States 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 from United States.

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

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

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

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 United States to Phnom Penh.

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

Price alerts on flights to Phnom Penh from United States are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Phnom Penh trip

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Cheap flights from the United States to Phnom Penh from $310

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Phnom Penh departing on 3/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from the United States to Phnom Penh

Recent round-trip flight deals from the United States to Phnom Penh

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Etihad Airways flights from United States to Phnom Penh

Our best Etihad Airways deals on United States to Phnom Penh flight tickets

Air China flights from United States to Phnom Penh

Our best Air China deals on United States to Phnom Penh flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from the United States to Phnom Penh that are best for you.

See travel insights to Phnom Penh from

How to get the cheapest flight ticket from United States to Phnom Penh

What is the cheapest month to fly to Phnom Penh?

How far in advance should I book a flight to Phnom Penh?

Can stopping save me money on United States to Phnom Penh flights?

What is the cheapest airline that flies from United States to Phnom Penh Techo Intl?

What airlines fly to Phnom Penh?

Cheap United States to Phnom Penh flight deals and tips

Best Price Found

Direct flights

Frequently asked questions about flying from the United States to Phnom Penh

Best airlines flying from United States to Phnom Penh

Compare and see reviews for airlines that fly from United States to Phnom Penh with momondo

Why use momondo?

An easier way to manage your Phnom Penh trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Cambodia

Airports servicing Cambodia

Fly your favorite airline to Phnom Penh

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Phnom Penh

List of cabin classes available on flights landing in Phnom Penh. Availability may vary depending on flight origin and airline.

Popular cities in Cambodia

Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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