Cheap flights from District of Columbia to Phnom Penh (PNH)
IAD — PNH
Nov 28 — Dec 51
1 adult, Economy
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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
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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 District of Columbia to Phnom Penh
Keep the following information in mind while searching for District of Columbia to Phnom Penh flight deals. Data was last updated October 29, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Popular in | December |
Cheapest in | August |
Average price | $1,367 |
Cheapflights Insights
Everything you need to know about your flight from District of Columbia to Phnom Penh
What is the cheapest month to book a flight from District of Columbia to Phnom Penh?
Currently, March is the cheapest month in which you can book a flight from District of Columbia to Phnom Penh (average of $1,220). Flying from District of Columbia to Phnom Penh in June is currently the most expensive (average of $1,574). 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 DC to PNH?
Find hourly flight availability from District of Columbia 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 October 29, 2025.
Unlike at noon, when flights are generally more expensive, you can save up to 39% on flights from District of Columbia to Phnom Penh by exploring options for tickets in the evening.
Related info for your journey
Find useful and relevant information for your journey from District of Columbia to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for District of Columbia to Phnom Penh
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from District of Columbia to Phnom Penh
Discover the top 6 airlines that operate flights from District of Columbia 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 October 29, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,074 | Average$1,349 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,293 | Average$1,584 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,301 | Average$1,576 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,311 | Average$1,405 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,334 | Average$1,382 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,415 | Average$1,415 | FlexibilityNo cancel fee | On-time76% |