$635 Cheap Flights to Phnom Penh
One-way
Departing from
United States
Going to
Phnom Penh, Cambodia
Phnom Penh (KTI)
Cambodia • May, 2026
56% AI deal score
$635
Phnom Penh (KTI)
Cambodia • May, 2026
56% AI deal score
$636
Phnom Penh (KTI)
Cambodia • May, 2026
56% AI deal score
$636
Top Cheap Flight Deals from United States to Phnom Penh
Recent round-trip flight deals to Phnom Penh
Thu, Jan 15 - Sun, Jan 18
Cheapest
Hagåtña (GUM) - Phnom Penh (KTI)
Jin Air airlines • 2 stops • Seoul (ICN), Shanghai (PVG)
Phnom Penh (KTI) - Hagåtña (GUM)
China Eastern Airlines airlines • 2 stops • Shanghai (PVG), Seoul (ICN)
$596
Sat, Jan 10 - Wed, Jan 14
Hagåtña (GUM) - Phnom Penh (KTI)
Jin Air airlines • 2 stops • Seoul (ICN), Shanghai (PVG)
Phnom Penh (KTI) - Hagåtña (GUM)
China Eastern Airlines airlines • 2 stops • Shanghai (PVG), Seoul (ICN)
$619
Sun, May 3 - Fri, May 8
Los Angeles (LAX) - Phnom Penh (KTI)
Korean Air airlines • 1 stop • Seoul (ICN)
Phnom Penh (KTI) - Los Angeles (LAX)
China Southern Airlines airlines • 1 stop • Guangzhou (CAN)
$709
Sun, May 3 - Fri, May 8
Los Angeles (LAX) - Phnom Penh (KTI)
Korean Air airlines • 1 stop • Seoul (ICN)
Phnom Penh (KTI) - Los Angeles (LAX)
China Southern Airlines airlines • 1 stop • Guangzhou (CAN)
$709
Sun, May 3 - Sat, May 9
Los Angeles (LAX) - Phnom Penh (KTI)
Korean Air airlines • 1 stop • Seoul (ICN)
Phnom Penh (KTI) - Los Angeles (LAX)
China Southern Airlines airlines • 1 stop • Guangzhou (CAN)
$709
Sun, May 3 - Sat, May 9
Los Angeles (LAX) - Phnom Penh (KTI)
Korean Air airlines • 1 stop • Seoul (ICN)
Phnom Penh (KTI) - Los Angeles (LAX)
China Southern Airlines airlines • 1 stop • Guangzhou (CAN)
$711
The cheapest time to fly to Phnom Penh
Ready to jet to Phnom Penh on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from United States to Phnom Penh
Need to get to Phnom Penh ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
We found last-minute flight deals to Phnom Penh, Cambodia, departing over the next two weeks, with prices starting from $382.
⌛ Last-Minute
Hagåtña - PNH
A great last-minute steal for a cross-country flight.
Found 1 week ago
$443
one-way
Facts About Flights from United States to Phnom Penh
To help you plan your journey, here are some quick Phnom Penh flight facts and tips.
Phnom Penh city airports
Phnom Penh, Cambodia, is currently served by Phnom Penh International Airport (PNH), the country's largest and busiest airport. PNH handles both domestic and international flights, connecting Phnom Penh to major cities across Asia and beyond. Expect a range of airlines, duty-free shopping, restaurants, and other essential travel services. Looking ahead, Phnom Penh will soon be served by the new Techo International Airport (KTI). Located further from the city center than the current airport, KTI is planned to be a much larger facility. With increased capacity, modern infrastructure and services, it aims to become a major aviation hub in Southeast Asia, accommodating the growing number of visitors and boosting Cambodia's economy. The new airport is expected to open in 2025.
Phnom Penh International (PNH)
Phnom Penh, Cambodia
Techo International Airport (KTI)
Phnom Penh, Cambodia
Pro tip: search “Phnom Penh (Any)” to see fares to all Phnom Penh airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Phnom Penh
Cheapest airport
Phnom Penh International Airport (PNH)
Touchdown in Phnom Penh without emptying your wallet! Phnom Penh International Airport (PNH) is your gateway to exploring Cambodia's vibrant capital. While it's the country's largest airport, you might snag some sweet flight deals to get your adventure started.
Nonstop vs. 1-stop
20+ cities
Phnom Penh International Airport, while not a major hub, still serves as a crucial connection point in Southeast Asia with popular routes to and from cities like Bangkok, Singapore, and Ho Chi Minh City, giving you plenty of options!
Number of airlines
30+ airlines
KTI Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
KTI airport insights
Best days to catch a deal
Fri, Sat
Based on the provided data, Friday and Saturday have the highest counts, suggesting these days may offer more frequent deals for Techo International Airport. Conversely, Monday, Wednesday, Thursday and Sunday show the lowest counts.
Avg. deal survival time
15.0 hours
Deals from Techo International Airport last on average about 15.0 hours. You'll want to book quickly to avoid missing out on these short-lived opportunities.
Rare deal frequency
4 deals
We discovered 4 rare deals for flights from Techo International Airport in the last month. These rare deals had an AI Deal Score of 90+ and were typically mistake fares, special promotions, or ultra-discounts.
Average price drop
-29%
The average price drop for flights from Techo International Airport is 29.1%, potentially saving you a significant amount on your trip. This suggests that waiting for price drops could be a beneficial strategy when booking flights from this airport.
Next 4 weeks: deal forecast
Techo International Airport Flight Forecast
Based on current trends, flights to Techo International Airport are expected to remain stable next month. There are no significant price drops or increases anticipated as of January 5, 2026.
Top 5 biggest price drops (last 3 months)
Found on December 29
Geneva - KTI
$2,250 → $432
81%
Found on January 4
Jakarta - KTI
$833 → $233
72%
Found on January 5
New York - KTI
$2,300 → $797
65%
Found on January 2
London - KTI
$1,800 → $701
61%
Found on December 31
Dublin - KTI
$1,925 → $795
59%
Check these nearby airports too
Looking for more options? These airports near KTI sometimes drop rare deals too:
Noi Bai International (HAN)
~10 rare deals/month
Phnom Penh International (PNH)
~8 rare deals/month
Tan Son Nhat International (SGN)
~12 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially HAN and PNH for long-haul deal surprises.
When Is the Best Time to Fly from United States to Phnom Penh
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Phnom Penh:
Cheapest month
June
Cheapest month
The cheapest month to snag a flight to Phnom Penh is June. Visiting in June means you'll be exploring the city with fewer tourists and potentially lower accommodation costs. Plus, the weather is still quite pleasant for temple hopping and river cruises, making it a win-win!
Best day to book
Tuesday
Best day to book
Tuesday is your golden ticket to potentially cheaper flights to Phnom Penh. Airlines often release deals early in the week, so keep your eyes peeled. Booking on this day could save you some serious cash for those delicious Khmer meals!
Cheapest days to fly
Wednesday
Cheapest days to fly
Fly on a Wednesday to maximize your savings when traveling to Phnom Penh. Mid-week flights tend to be less popular, which translates to lower prices. You will have more money left over to explore the night markets and historical sites.
Advance booking sweet spot
2 months
Advance booking sweet spot
The sweet spot for booking flights to Phnom Penh is about 2 months in advance. This timeframe typically offers a balance between availability and price. Booking ahead gives you more options for flight times and could save you a bundle.
Seasonal considerations
Phnom Penh Airports & Ground Transportation
One big question for travelers is which Phnom Penh airport to fly into. Here’s a quick guide to Phnom Penh’s airports and how to get to the city from each:
Phnom Penh International Airport (PNH)
Welcome to Phnom Penh International Airport, your gateway to the Kingdom of Wonder! Just a short 10 kilometers (6 miles) west of Phnom Penh, this bustling hub connects you to a variety of destinations. Once you land you will find convenient services include ATMs, currency exchange, a handful of restaurants, souvenir shops, and comfortable lounges to relax in before your next adventure. Getting to and from the city center is a breeze, with taxis, tuk-tuks, and airport shuttle buses readily available. The trip to downtown Phnom Penh typically takes around 30 to 45 minutes, depending on traffic. Be sure to embrace the vibrant atmosphere as you step into Cambodia!
Tip: Keep some US dollars handy, as they are widely accepted and often preferred for transportation fares!
Other airports
While Phnom Penh International Airport is your best bet, consider nearby options like Can Tho International Airport (VCA) in Vietnam or even Trat Airport (TDX) in Thailand. These airports might offer cheaper flights, but factor in the cost and time of ground transportation to Phnom Penh—think buses or private cars, which can be a bit of an adventure! Weigh the flight savings against the longer travel time and potential hassle to see if it's a worthwhile trade-off.
What to Do in Phnom Penh
Phnom Penh isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Phnom Penh, organized by interest:
Sightseeing & landmarks
Get ready to explore Phnom Penh's rich history! Visit the Royal Palace, a shimmering complex of golden spires and ornate buildings, or delve into Cambodia's past at the Tuol Sleng Genocide Museum and the Killing Fields. Don't forget to admire the stunning Silver Pagoda, home to priceless national treasures.
Arts & culture
Immerse yourself in Cambodian culture! Catch a traditional Apsara dance performance, visit the National Museum to admire Khmer art and artifacts, or explore the vibrant street art scene. For a spiritual experience, visit the beautiful Wat Phnom temple, the city's namesake.
Food & nightlife
Phnom Penh's food scene is a delicious adventure! Indulge in local Khmer cuisine at the Central Market, sample street food delights along the riverside, or enjoy a sophisticated dining experience at a rooftop restaurant. When the sun sets, explore the lively nightlife with rooftop bars.
Shopping & fashion
Shop 'til you drop in Phnom Penh! Explore the bustling Central Market for souvenirs, clothing, and local handicrafts, or head to the Russian Market for unique finds and bargain deals. For a modern shopping experience, visit one of the city's air-conditioned malls.
Nearby getaways
Escape the city buzz with a nearby getaway! Take a boat trip to Koh Rong island for pristine beaches and crystal-clear waters, explore the historical sites of Oudong, the former capital, or visit the tranquil countryside of Kampot, known for its pepper plantations.
Phnom Penh Weather
Weather in Phnom Penh
Mon, Jan 5
10%
30° 23°
10%
Tue, Jan 6
Frequently Asked Questions About Flights to Phnom Penh
Pro Tips for Finding Cheap Flights to Phnom Penh
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Phnom Penh flights:
Be Flexible with Your Dates: Sometimes, flying a day earlier or later can dramatically cut the cost of your flight to Phnom Penh. Keep your travel dates flexible, and you might just snag a fantastic deal!
Consider Alternative Airports: Don't just focus on flying into Phnom Penh International Airport (PNH). Check out nearby airports; you might find a cheaper flight that's worth the extra commute.
