HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Krong Preah Sihanouk

$1,037+ Cheap flights from San Francisco (SFO) to Krong Preah Sihanouk (KOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — KOS
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Krong Preah Sihanouk 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 San Francisco to Krong Preah Sihanouk

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Krong Preah Sihanouk (KOS). 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 November 5, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,037
(FlightHub)
Provider with most accurate pricing for San Francisco-Krong Preah Sihanouk Sihanoukville flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Krong Preah Sihanouk Sihanoukville flights.
Search Deals
From San Francisco to Krong Preah Sihanouk Sihanoukville
Search Deals

Find flight deals from San Francisco to Krong Preah Sihanouk

Best flights from San Francisco to Krong Preah Sihanouk
Discover carefully curated flight deals from San Francisco to Krong Preah Sihanouk that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 5, 2025.

This FlightHub deal was found by Cheapflights users on 11/4. 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.
Thu 3/1212:00 pmSFO - KOS
2 stops31h 35mMultiple Airlines
Mon 3/309:50 amKOS - SFO
2 stops48h 10mMultiple Airlines
Deal found 11/4$1,037

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Krong Preah Sihanouk 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 November 5, 2025.
Use the filters below to find and compare flights from San Francisco to Krong Preah Sihanouk that are best for you.

Fly from

San Francisco

Fly to

Krong Preah Sihanouk

Route

Depart

Return

Price

San FranciscoKrong Preah Sihanouk

SFO - KOS

SFOKOS

San Francisco

Thu 3/12

12:00 pm-9:35 am

2 stops31h 35m

Krong Preah Sihanouk Sihanoukville

Mon 3/30

9:50 am-8:00 pm

2 stops48h 10m

$1,037

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Compare providers for flights from San Francisco to Krong Preah Sihanouk

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Krong Preah Sihanouk in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Krong Preah Sihanouk flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Krong Preah Sihanouk flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Krong Preah Sihanouk flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Krong Preah Sihanouk flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Krong Preah Sihanouk flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Krong Preah Sihanouk

Have a flexible travel schedule? Discover the best time to fly to Krong Preah Sihanouk from San Francisco 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.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Krong Preah Sihanouk. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from San Francisco to Krong Preah Sihanouk that include hotel bookings?

    Yes. In addition to deals on San Francisco to Krong Preah Sihanouk flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Krong Preah Sihanouk?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Krong Preah Sihanouk.

  • Can I find deals for business class flights from San Francisco to Krong Preah Sihanouk?

    Yes. Cheapflights offers flight deals from San Francisco to Krong Preah Sihanouk by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near Krong Preah Sihanouk?

Book flights to Krong Preah Sihanouk if you plan to visit one of these locations
Kampot

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.

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.