HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phnom Penh

$403+ Cheap flights from Denver (DEN) to Phnom Penh (PNH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PNH
Aug 24 — Aug 311
Sun 8/24
Sun 8/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver 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 Denver to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) 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 August 19, 2025.

Round-trip from

$1,043
(Gurufare)

One-way from

$403
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$1,013
From Denver Intl to Phnom Penh Pochentong
Search Deals
One-way flight from Denver Intl to Phnom Penh Pochentong
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($287 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Denver to Phnom Penh

Cheapest flights from Denver to Phnom Penh
Explore the most affordable flight options available from Denver to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.

This Gurufare deal was found by Cheapflights users on 8/17. 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.
Tue 9/98:00 amDEN - PNH
2 stops25h 55mMultiple Airlines
Tue 10/711:55 pmPNH - DEN
2 stops34h 51mMultiple Airlines
Deal found 8/17$1,043
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/23:43 pmDEN - PNH
2 stops30h 32mMultiple Airlines
Thu 10/912:35 pmPNH - DEN
2 stops38h 17mMultiple Airlines
Deal found 8/18$1,098
This oojo deal was found by Cheapflights users on 8/18. 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 9/93:02 pmDEN - PNH
2 stops31h 13mEVA Air
Tue 10/712:35 pmPNH - DEN
2 stops46h 11mEVA Air
Deal found 8/18$1,217
This Justfly.com deal was found by Cheapflights users on 8/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:55 pmDEN - PNH
2 stops34h 45mSingapore Airlines
Tue 10/72:05 pmPNH - DEN
2 stops42h 35mSingapore Airlines
Deal found 8/19$1,222
This Trip.com deal was found by Cheapflights users on 8/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:23 pmDEN - PNH
2 stops50h 47mSingapore Airlines
Thu 10/96:55 pmPNH - DEN
3 stops36h 23mSingapore Airlines
Deal found 8/18$1,677
This oojo deal was found by Cheapflights users on 8/17. 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 12/236:00 amDEN - PNH
2 stops26h 55mAsiana Airlines
Thu 1/811:55 pmPNH - DEN
2 stops36h 50mAsiana Airlines
Deal found 8/17$2,051
This FlightHub deal was found by Cheapflights users on 8/18. 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 12/2310:02 amDEN - PNH
3 stops32h 33mSingapore Airlines
Thu 1/87:40 pmPNH - DEN
2 stops34h 44mSingapore Airlines
Deal found 8/18$2,570

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 August 19, 2025.
Use the filters below to find and compare flights from Denver to Phnom Penh that are best for you.

Fly from

Denver

Fly to

Phnom Penh

Route

Depart

Return

Price

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Tue 9/9

8:00 am-10:55 pm

2 stops25h 55m

Phnom Penh Pochentong

Tue 10/7

11:55 pm-9:46 pm

2 stops34h 51m

$1,043

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Thu 10/2

3:43 pm-11:15 am

2 stops30h 32m

Phnom Penh Pochentong

Thu 10/9

12:35 pm-1:52 pm

2 stops38h 17m

$1,098

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Thu 1/1

8:22 pm-10:55 pm

2 stops36h 33m

Phnom Penh Pochentong

Sat 1/31

11:55 pm-7:19 pm

2 stops33h 24m

$1,161

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Tue 9/9

3:02 pm-11:15 am

2 stops31h 13m

Phnom Penh Pochentong

Tue 10/7

12:35 pm-9:46 pm

2 stops46h 11m

$1,217

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Tue 9/9

5:55 pm-5:40 pm

2 stops34h 45m

Phnom Penh Pochentong

Tue 10/7

2:05 pm-7:40 pm

2 stops42h 35m

$1,222

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Thu 1/1

5:42 pm-6:30 pm

2 stops34h 48m

Phnom Penh Pochentong

Sat 1/31

7:40 pm-11:35 pm

2 stops41h 55m

$1,355

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Tue 9/9

8:41 pm-10:40 am

2 stops24h 59m

$403

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Mon 9/8

10:29 pm-10:40 am

2 stops47h 11m

$404

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Fri 11/21

6:14 am-4:30 pm

3 stops44h 16m

$710

DenverPhnom Penh

DEN - PNH

DENPNH

Denver Intl

Fri 11/21

6:00 am-10:55 pm

2 stops26h 55m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Best time to book a flight from Denver to Phnom Penh

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

Cheapflights Insights

Everything you need to know about your flight from Denver to Phnom Penh

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

Currently, March is the cheapest month in which you can book a flight from Denver to Phnom Penh (average of $985). Flying from Denver to Phnom Penh in June is currently the most expensive (average of $1,544). 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.

What is the cheapest time of day to fly from DEN to PNH?

Find hourly flight availability from Denver to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 19, 2025.

One of the essential ways to save on airfare from Denver to Phnom Penh is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 18% on airfare.

How much does it cost to fly round-trip from Denver to Phnom Penh?

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 August 19, 2025.
Read through reviews of airlines operating flights from Denver to Phnom Penh, such as EVA Air, Korean Air, and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,232 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,232 reviews
EVA Air
8.4
Very good
1,232 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Korean Air
8.4
Very good
1,131 reviews
EVA Air
8.4
Very good
1,232 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Asiana Airlines
8.2
Very good
476 reviews
EVA Air
8.4
Very good
1,232 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Singapore Airlines
8.1
Very good
1,347 reviews
EVA Air
8.4
Very good
1,232 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
China Eastern
7.2
Good
160 reviews
EVA Air
8.4
Very good
1,232 reviews

Entertainment

8.0

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.4

Crew

8.6

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

Related info for your journey

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

  • How long is the flight from Denver to Phnom Penh?

    Airlines like Asiana Airlines, EVA Air, and Singapore Airlines fly from Denver to Phnom Penh in about 31h 13m. The time it takes to get you to your destination can typically vary by up to 5h 20m. Denver and Phnom Penh are separated by a distance of 8406 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    China Eastern, at $750, was found to be the cheapest airline from Denver to Phnom Penh.Alternate airlines to your destination round-trip include Singapore Airlines and Asiana Airlines. Users have found that China Eastern is 37% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Phnom Penh?

    Currently, March is the cheapest month in which you can book a flight from Denver to Phnom Penh (average of $985). Flying from Denver to Phnom Penh in June is currently the most expensive (average of $1,544). 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 Denver to Phnom Penh

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Krong Preah Sihanouk flights

Top 5 airlines flying from Denver to Phnom Penh

Discover the top 5 airlines that operate flights from Denver to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
China EasternCheapest$750Average$962FlexibilityNo cancel feeOn-time62%
Singapore AirlinesCheapest$1,090Average$1,206FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$1,160Average$1,390FlexibilityNo cancel feeOn-time76%
EVA AirCheapest$1,248Average$1,395FlexibilityNo cancel feeOn-time74%
Korean AirCheapest$1,391Average$1,571FlexibilityNo cancel feeOn-time81%

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.