$472 Cheap Flights to Sihanoukville Province
One-way
Departing from
United States
Going to
Sihanoukville Province, Cambodia
Sihanoukville Province (KOS)
Cambodia • May, 2026
54% AI deal score
$723
Sihanoukville Province (KOS)
Cambodia • June, 2026
54% AI deal score
$1,199
Top Cheap Flight Deals from United States to Sihanoukville Province
The cheapest time to fly to Sihanoukville Province
Ready to jet to Sihanoukville Province on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from United States to Sihanoukville Province
Need to get to Sihanoukville Province 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!
Find flights to Sihanoukville Province, Cambodia starting from $553, departing in the next two weeks.
⌛ Last-Minute
Seattle - KOS
A great last-minute steal for a cross-country flight.
Found 1 week ago
$558
one-way
Tip: If you don’t see your city listed, try a quick search anyway – new deals appear daily. Airlines sometimes slash prices a few days before departure to avoid empty seats.
Keep in mind, while last-minute fares can be lucky finds, booking about a month in advance generally yields cheaper flights on average. If you have flexibility, try to plan ahead. But if an unexpected trip to Sihanoukville Province pops up, check our site – you might get lucky with a sudden fare drop.
Facts About Flights from United States to Sihanoukville Province
To help you plan your journey, here are some quick Sihanoukville Province flight facts and tips.
Sihanoukville Province city airports
Sihanoukville Province, Cambodia, is primarily served by Sihanoukville International Airport (KOS), also known as Kang Keng Airport. It is the main air gateway to the province and the coastal areas of Cambodia. KOS offers both domestic and international flights, connecting Sihanoukville to major cities in Cambodia and other destinations in Asia. The airport has undergone expansions to accommodate the growing number of tourists and investors visiting the region. Expect a range of services including transportation options, dining, and basic amenities for travelers. As Sihanoukville continues to develop as a tourism and economic hub, the airport plays a vital role in facilitating accessibility to the province.
Pro tip: search “Sihanoukville Province (Any)” to see fares to all Sihanoukville Province airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Sihanoukville Province
Cheapest airport
Sihanoukville (KOS)
Located in Sihanoukville Province, Sihanoukville International Airport (KOS) is your gateway to the Cambodian Riviera! While a smaller airport, it offers increasing international connections and puts you just a short ride away from the beaches and islands.
Nonstop vs. 1-stop
20+ cities
Sihanoukville Province is more of a secondary airport, but it still offers a gateway to the Cambodian coast, with popular routes connecting to major cities like Phnom Penh and Siem Reap.
Number of airlines
10+ airlines
Sihanoukville Province is served by over 10 airlines, including both full-service and low-cost carriers like Cambodia Airways, JC International Airlines, and Sky Angkor Airlines, offering various options for travelers.
KOS Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
KOS airport insights
Best days to catch a deal
Tue, Wed
Based on the provided data, Saturday is the best day to find cheap flight deals for Sihanoukville International Airport. Tuesday has the highest count, but Saturday edges out the other days as a good option to potentially discover lower-priced flights.
Avg. deal survival time
17.3 hours
Deals for Sihanoukville International Airport typically last around 17.3 hours. You'll want to book quickly if you see a deal you like for flights to or from Sihanoukville International.
Rare deal frequency
17 deals
In the past month, we discovered 17 rare deals for Sihanoukville International Airport. These rare deals, which include mistake fares, special promotions, or ultra-discounts, earned an AI Deal Score of 90+.
Average price drop
-0%
The average price drop for flights to Sihanoukville International Airport is quite minimal, only about 0.2%. This suggests that prices for flights to this destination are generally stable.
Next 4 weeks: deal forecast
Sihanoukville International Airport Next Month Forecast
Based on current trends, flights to Sihanoukville International Airport are expected to remain stable next month. There are no significant price drops or increases forecasted at this time.
Top 5 biggest price drops (last 3 months)
Found on December 28
Bangkok - KOS
$1,253 → $166
87%
Found on December 27
Penang - KOS
$218 → $102
53%
Found on December 24
Ho Chi Minh City - KOS
$260 → $260
-
Found on December 28
Siem Reap - KOS
$61 → $61
-
Found on December 26
Vientiane - KOS
$574 → $574
-
Check these nearby airports too
Looking for more options? These airports near KOS sometimes drop rare deals too:
Phnom Penh International (PNH)
~13 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially PNH for long-haul deal surprises.
When Is the Best Time to Fly from United States to Sihanoukville Province
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Sihanoukville Province:
Cheapest month
November
Cheapest month
If you're dreaming of a budget-friendly escape to Sihanoukville Province, November is your golden ticket! The weather is still fantastic, offering a sweet spot before the peak tourist rush. You'll find great deals on flights and accommodations, leaving you with more Khmer Riel to splurge on delicious seafood and island hopping adventures.
Best day to book
Tuesday
Best day to book
Tuesday is your secret weapon for snagging the best flight deals to Sihanoukville Province! Airlines often release new deals early in the week, and by Tuesday, you can swoop in and grab them before everyone else. Plus, fewer people are searching for flights on Tuesdays, which means less competition and lower prices.
Cheapest days to fly
Wednesday
Cheapest days to fly
Wednesday is your wingman for wallet-friendly flights to Sihanoukville Province. Flying mid-week often translates to significant savings compared to weekend flights. So, consider adjusting your travel dates to take advantage of these cheaper fares and have more cash in hand for exploring those stunning Cambodian beaches.
Advance booking sweet spot
2 months
Advance booking sweet spot
To lock in the best prices for your Sihanoukville Province adventure, aim to book about 2 months in advance. This timeframe typically hits the sweet spot where airlines offer competitive fares. Waiting until the last minute might leave you with limited options and higher prices, so plan ahead and get ready to soak up the sun!
Sihanoukville Province Airports & Ground Transportation
One big question for travelers is which Sihanoukville Province airport to fly into. Here’s a quick guide to Sihanoukville Province’s airports and how to get to the city from each:
Sihanoukville International Airport (KOS)
Sihanoukville International Airport, also known as Kang Keng Airport, is your gateway to the beautiful beaches and islands of Cambodia's Sihanoukville Province. Though relatively small, the airport has been growing in recent years, connecting you to major cities in Southeast Asia. Inside, you'll find basic amenities such as a restaurant and a souvenir shop to grab those last-minute gifts. Located about 17 kilometers from Sihanoukville city center, you can easily reach your destination by taxi or pre-booked private transfer. Consider confirming the price with the driver beforehand!
Tip: Factor in a little extra time for potential queues, especially during peak travel season.
Other airports
While Sihanoukville doesn't have a huge international airport, you've got options nearby! Consider flying into Phnom Penh International Airport or Koh Kong Airport. From there, you can catch a bus or private taxi to Sihanoukville – think of it as a mini road trip to kick off your beach vacation, the bus is the cheaper options while private taxi is faster. The drive from Phnom Penh is longer, but offers more flight choices, while Koh Kong is closer but might have fewer connections.
What to Do in Sihanoukville Province
Sihanoukville Province isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Sihanoukville Province, organized by interest:
Sightseeing & landmarks
Sihanoukville is a place packed with beautiful temples, statues, waterfalls and beaches! Some of the must-sees are Kbal Chhay Waterfalls, Wat Leu Temple and the Golden Lions Roundabout. Prepare to be amazed by the stunning views and cultural richness!
Arts & culture
Dive into the local culture by visiting art galleries and cultural centers. Engage with local artists and discover the vibrant Cambodian artistic expression. Don't miss out on traditional dance performances and local music shows!
Food & nightlife
Get ready for a culinary adventure! Sihanoukville offers a wide range of dining options, from fresh seafood to authentic Khmer cuisine. As the sun sets, the city comes alive with bustling bars and vibrant nightclubs, perfect for a night of fun!
Shopping & fashion
Explore local markets and boutique shops for unique souvenirs and fashion finds. From handmade crafts to stylish clothing, you'll find something special to remember your trip. Don't forget to bargain for the best deals!
Nearby getaways
Looking for a quick escape? Explore nearby islands like Koh Rong and Koh Rong Sanloem for pristine beaches and lush landscapes. These tropical paradises offer a perfect getaway from the city, with opportunities for snorkeling, diving, and relaxation.
Sihanoukville Province Weather
Weather in Sihanoukville Province
Wed, Dec 31
5%
28° 25°
5%
Thu, Jan 1
Frequently Asked Questions About Flights to Sihanoukville Province
Pro Tips for Finding Cheap Flights to Sihanoukville Province
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Sihanoukville Province flights:
Fly During the Off-Season: Sihanoukville is hot year-round, but you'll find fewer tourists and lower prices during the rainy season (May to October). Just pack an umbrella and embrace the tropical showers!
Be Flexible with Your Dates: Can't decide when to visit Sihanoukville? Use the 'flexible dates' search option on flight comparison websites to see which days offer the cheapest fares. You might be surprised!
