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Phnom Penh

$1,889+ 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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — PNH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$1,889
(Etihad Airways)
From Austin Bergstrom to Phnom Penh Pochentong
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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 September 11, 2025.

This Etihad Airways deal was found by Cheapflights users on 9/11. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/116:20 amAUS - PNH
2 stops36h 35mMultiple Airlines
Sat 10/188:30 amPNH - AUS
2 stops51h 12mMultiple Airlines
Deal found 9/11$1,889
This Etihad Airways deal was found by Cheapflights users on 9/9. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:20 amAUS - PNH
2 stops36h 35mMultiple Airlines
Thu 10/168:30 amPNH - AUS
2 stops52h 09mMultiple Airlines
Deal found 9/9$2,320

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 September 11, 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

Sat 10/11

6:20 am-6:55 am

2 stops36h 35m

Phnom Penh Pochentong

Sat 10/18

8:30 am-11:42 pm

2 stops51h 12m

$1,889

AustinPhnom Penh

AUS - PNH

AUSPNH

Austin Bergstrom

Thu 10/9

6:20 am-6:55 am

2 stops36h 35m

Phnom Penh Pochentong

Thu 10/16

8:30 am-12:39 am

2 stops52h 09m

$2,320

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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.

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.

  • 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 $983). Flying from Austin to Phnom Penh in June is currently the most expensive (average of $1,553). 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

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