$451 Find Cheap Flights from Phnom Penh to Washington Dulles Airport - Compare and Save

Three cabin classes are available on flights from Phnom Penh to Washington, D.C. Dulles Intl Airport:

• Economy Class
• Premium Economy Class
• Business Class

A nonstop flight from Phnom Penh to Washington, D.C. Dulles Intl Airport takes 00m, covering 8,951 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Phnom Penh to Washington, D.C. Dulles Intl Airport range from $1,515 to $1,955, with an average of $1,641 over the past 12 months. Anything below $1,515 counts as a good deal.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,262 to $7,104. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Phnom Penh to Washington, D.C. Dulles Intl Airport are currently lower than usual. Average one-way flight prices are about $584, which is 40% below the typical average for this route.

Washington, D.C. Dulles Intl Airport (IAD) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:

• Dollar
• Hertz
• Budget
• Sixt
• Thrifty

Flights from Phnom Penh to Washington, D.C. Dulles Intl Airport usually depart from Phnom Penh Techo Intl (KTI) and arrive at Washington, D.C. Dulles Intl (IAD).

One-stop flights from Phnom Penh to Washington, D.C. Dulles Intl Airport most commonly connect through:

• Incheon Intl (ICN) - 67% of one-stop connections
• Abu Dhabi Zayed Intl (AUH) - 17% of one-stop connections
• Taipei City Taiwan Taoyuan Intl (TPE) - 11% of one-stop connections
• Beijing Capital (PEK) - 6% of one-stop connections

Yes. Flexible dates can save you up to 27% on flights from Phnom Penh to Washington, D.C. Dulles Intl Airport. Friday is the cheapest departure day at $1,544 round-trip on average, while Tuesday is the most expensive at $2,088, a difference of $544.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Flying via Taipei City Taiwan Taoyuan Intl (TPE) gives the shortest average 1-stop total travel time at 21h 40m, compared with 22h 17m via Incheon Intl (ICN) and 33h 36m via Beijing Capital (PEK).

Washington, D.C. Dulles Intl Airport is 11 hours behind Phnom Penh (Eastern Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Washington, D.C. Dulles Intl Airport are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. Dulles Intl Airport on KAYAK.