HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phnom Penh

$1,010+ Cheap flights from Austin (AUS) to Phnom Penh (PNH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — PNH
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Austin to Phnom Penh with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Austin to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$1,010
(Gurufare)
From Austin Bergstrom to Phnom Penh Pochentong
Search Deals

Find flight deals from Austin to Phnom Penh

Cheapest flights from Austin to Phnom Penh
Explore the most affordable flight options available from Austin to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Gurufare deal was found by Cheapflights users on 7/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:20 amAUS - PNH
2 stops26h 55mChina Eastern
Tue 11/1812:15 amPNH - AUS
2 stops33h 43mChina Eastern
Deal found 7/29$1,010
This FlightHub deal was found by Cheapflights users on 7/27. 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.
Tue 8/266:00 amAUS - PNH
2 stops38h 40mSingapore Airlines
Tue 9/169:35 amPNH - AUS
2 stops48h 18mSingapore Airlines
Deal found 7/27$1,023
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:14 pmAUS - PNH
2 stops29h 21mChina Airlines
Wed 11/1911:35 amPNH - AUS
2 stops48h 24mChina Airlines
Deal found 7/29$1,095
This Orbitz deal was found by Cheapflights users on 7/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:00 amAUS - PNH
2 stops40h 15mMultiple Airlines
Tue 9/26:30 pmPNH - AUS
2 stops30h 10mMultiple Airlines
Deal found 7/27$1,100
This oojo deal was found by Cheapflights users on 7/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/244:18 pmAUS - PNH
2 stops29h 57mCathay Pacific
Sun 8/316:30 pmPNH - AUS
2 stops54h 10mCathay Pacific
Deal found 7/27$1,115
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/124:11 pmAUS - PNH
2 stops31h 04mEVA Air
Sun 8/3112:35 pmPNH - AUS
2 stops24h 15mEVA Air
Deal found 7/29$1,231
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Tue 9/23:34 pmAUS - PNH
3 stops36h 41mQatar Airways
Tue 9/235:40 pmPNH - AUS
3 stops37h 06mQatar Airways
Deal found 7/29$1,252
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/138:00 pmAUS - PNH
2 stops38h 55mUnited Airlines
Mon 10/2011:55 pmPNH - AUS
2 stops30h 46mUnited Airlines
Deal found 7/28$5,471

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Phnom Penh 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 July 29, 2025.
Use the filters below to find and compare flights from Austin to Phnom Penh that are best for you.

Fly from

Austin

Fly to

Phnom Penh

Route

Depart

Return

Price

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Wed 11/5

7:20 am-11:15 pm

2 stops26h 55m

Phnom Penh Pochentong

Tue 11/18

12:15 am-8:58 pm

2 stops33h 43m

$1,010

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Tue 8/26

6:00 am-8:40 am

2 stops38h 40m

Phnom Penh Pochentong

Tue 9/16

9:35 am-9:53 pm

2 stops48h 18m

$1,023

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Wed 11/5

4:14 pm-10:35 am

2 stops29h 21m

Phnom Penh Pochentong

Wed 11/19

11:35 am-10:59 pm

2 stops48h 24m

$1,095

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Tue 8/26

6:00 am-10:15 am

2 stops40h 15m

Phnom Penh Pochentong

Tue 9/2

6:30 pm-12:40 pm

2 stops30h 10m

$1,100

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Sun 8/24

4:18 pm-10:15 am

2 stops29h 57m

Phnom Penh Pochentong

Sun 8/31

6:30 pm-12:40 pm

2 stops54h 10m

$1,115

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Tue 8/12

4:11 pm-11:15 am

2 stops31h 04m

Phnom Penh Pochentong

Sun 8/31

12:35 pm-12:50 am

2 stops24h 15m

$1,231

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Tue 9/2

3:34 pm-4:15 pm

3 stops36h 41m

Phnom Penh Pochentong

Tue 9/23

5:40 pm-6:46 pm

3 stops37h 06m

$1,252

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Mon 10/13

8:00 pm-10:55 pm

2 stops38h 55m

Phnom Penh Pochentong

Mon 10/20

11:55 pm-6:41 pm

2 stops30h 46m

$5,471

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Austin to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Austin 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.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phnom Penh. Reviews last updated July 29, 2025.
See what other customers who have flown with EVA Air, China Airlines, and Singapore Airlines from Austin to Phnom Penh have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
EVA Air
8.4
Very good
1,221 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Singapore Airlines
8.1
Very good
1,335 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Cathay Pacific
7.6
Good
948 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop
Qatar Airways
7.4
Good
3,609 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Overall

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

Find useful and relevant information for your journey from Austin to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Austin to Phnom Penh round-trip?

    Cheapflights users have booked flights from Austin to Phnom Penh round-trip from $1,010. Other airlines that can offer you cheap pricing are Singapore Airlines, from $1,023, and China Airlines, from $1,095.

  • Can I find deals for flights from Austin to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on Austin to Phnom Penh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Phnom Penh.

  • Can I find deals for business class flights from Austin to Phnom Penh?

    Yes. Cheapflights offers flight deals from Austin to Phnom Penh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Austin to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from Austin to Phnom Penh (average of $988). Flying from Austin to Phnom Penh in June is currently the most expensive (average of $1,549). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Austin to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Phnom Penh flights
Hobby to Phnom Penh flights
George Bush Intcntl to Phnom Penh flights
Love Field to Phnom Penh flights
San Antonio to Phnom Penh flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.