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Cheap flights from the United States to Krong Preah Sihanouk from $622

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Krong Preah Sihanouk departing on 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from the United States to Krong Preah Sihanouk

Recent round-trip flight deals from the United States to Krong Preah Sihanouk

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:00 am - 7:40 pmSFO  San Francisco-KOS Krong Preah Sihanouk Sihanoukville
28h 40m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City
Multiple Airlines Logo
9:50 am - 6:45 amKOS  Krong Preah Sihanouk Sihanoukville-SFO San Francisco
34h 55m2 stops Ho Chi Minh City Taipei City Taiwan Taoyuan Intl
$1,189Multiple Airlines
Tue, Sep 8 - Wed, Sep 16
Multiple Airlines Logo
10:50 pm - 10:35 amSFO  San Francisco-KOS Krong Preah Sihanouk Sihanoukville
45h 45m2 stops Ho Chi Minh City Siem Reap–Angkor Intl
Multiple Airlines Logo
9:50 am - 5:55 pmKOS  Krong Preah Sihanouk Sihanoukville-SFO San Francisco
22h 05m1 stop Ho Chi Minh City
$1,234Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
Multiple Airlines Logo
8:05 pm - 11:45 amIAD  Washington, D.C. Dulles Intl-KOS Krong Preah Sihanouk Sihanoukville
27h 40m2 stops Doha Hamad Intl Kuala Lumpur Intl
Multiple Airlines Logo
1:35 pm - 3:55 pmKOS  Krong Preah Sihanouk Sihanoukville-IAD Washington, D.C. Dulles Intl
38h 20m2 stops Kuala Lumpur Intl Doha Hamad Intl
$1,293Multiple Airlines
Thu, Nov 5 - Sun, Nov 15
Multiple Airlines Logo
1:25 am - 7:40 pmSFO  San Francisco-KOS Krong Preah Sihanouk Sihanoukville
28h 15m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City
Multiple Airlines Logo
4:10 pm - 8:40 pmKOS  Krong Preah Sihanouk Sihanoukville-SFO San Francisco
42h 30m3 stops Siem Reap–Angkor Intl Hanoi Noibai Guangzhou Baiyun
$1,300Multiple Airlines
Tue, Sep 8 - Wed, Sep 16
Multiple Airlines Logo
12:30 am - 7:40 pmORD  Chicago O'Hare Intl-KOS Krong Preah Sihanouk Sihanoukville
31h 10m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City
Multiple Airlines Logo
9:50 am - 3:05 pmKOS  Krong Preah Sihanouk Sihanoukville-ORD Chicago O'Hare Intl
41h 15m2 stops Ho Chi Minh City Doha Hamad Intl
$1,329Multiple Airlines
Sat, Sep 26 - Sun, Oct 4
Multiple Airlines Logo
1:05 am - 7:40 pmSFO  San Francisco-KOS Krong Preah Sihanouk Sihanoukville
28h 35m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Ho Chi Minh City
Multiple Airlines Logo
4:10 pm - 8:40 pmKOS  Krong Preah Sihanouk Sihanoukville-SFO San Francisco
42h 30m3 stops Siem Reap–Angkor Intl Hanoi Noibai Guangzhou Baiyun
$1,451Multiple Airlines
Tue, Sep 8 - Wed, Sep 16
Multiple Airlines Logo
12:30 am - 7:40 pmORD  Chicago O'Hare Intl-KOS Krong Preah Sihanouk Sihanoukville
31h 10m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City
Multiple Airlines Logo
9:50 am - 8:45 pmKOS  Krong Preah Sihanouk Sihanoukville-ORD Chicago O'Hare Intl
46h 55m2 stops Ho Chi Minh City Taipei City Taiwan Taoyuan Intl
$1,473Multiple Airlines
Sat, Sep 26 - Sun, Oct 4
Multiple Airlines Logo
7:20 pm - 7:40 pmORD  Chicago O'Hare Intl-KOS Krong Preah Sihanouk Sihanoukville
36h 20m2 stops Doha Hamad Intl Ho Chi Minh City
Multiple Airlines Logo
9:50 am - 3:05 pmKOS  Krong Preah Sihanouk Sihanoukville-ORD Chicago O'Hare Intl
41h 15m2 stops Ho Chi Minh City Doha Hamad Intl
$1,631Multiple Airlines
Sat, Sep 26 - Sat, Oct 3
Multiple Airlines Logo
12:30 am - 10:30 amORD  Chicago O'Hare Intl-KOS Krong Preah Sihanouk Sihanoukville
46h 00m3 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City Siem Reap–Angkor Intl
Multiple Airlines Logo
9:50 am - 8:45 pmKOS  Krong Preah Sihanouk Sihanoukville-ORD Chicago O'Hare Intl
46h 55m2 stops Ho Chi Minh City Taipei City Taiwan Taoyuan Intl
$1,644Multiple Airlines
Sat, Sep 26 - Sun, Oct 4
Multiple Airlines Logo
12:30 am - 7:40 pmORD  Chicago O'Hare Intl-KOS Krong Preah Sihanouk Sihanoukville
31h 10m2 stops Taipei City Taiwan Taoyuan Intl Ho Chi Minh City
Multiple Airlines Logo
9:50 am - 8:45 pmKOS  Krong Preah Sihanouk Sihanoukville-ORD Chicago O'Hare Intl
46h 55m2 stops Ho Chi Minh City Taipei City Taiwan Taoyuan Intl
$1,738Multiple Airlines
Sat, Sep 26 - Sun, Oct 4

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Customize your flight search to find flights from United States 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, momondo users made 832,500 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from the United States to Krong Preah Sihanouk that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoKrong Preah Sihanouk

SFO San Francisco - KOS Krong Preah Sihanouk Sihanoukville

SFOKOS

San Francisco

Tue 9/8

1:00 am-7:40 pm

2 stops28h 40m

Krong Preah Sihanouk Sihanoukville

Wed 9/16

9:50 am-6:45 am

2 stops34h 55m

$1,189

San FranciscoKrong Preah Sihanouk

SFO San Francisco - KOS Krong Preah Sihanouk Sihanoukville

SFOKOS

San Francisco

Wed 9/9

10:50 pm-10:35 am

2 stops45h 45m

Krong Preah Sihanouk Sihanoukville

Wed 9/16

9:50 am-5:55 pm

1 stop22h 05m

$1,234

Washington, D.C.Krong Preah Sihanouk

IAD Washington, D.C. Dulles Intl - KOS Krong Preah Sihanouk Sihanoukville

IADKOS

Washington, D.C. Dulles Intl

Thu 11/5

8:05 pm-11:45 am

2 stops27h 40m

Krong Preah Sihanouk Sihanoukville

Sun 11/15

1:35 pm-3:55 pm

2 stops38h 20m

$1,293

San FranciscoKrong Preah Sihanouk

SFO San Francisco - KOS Krong Preah Sihanouk Sihanoukville

SFOKOS

San Francisco

Tue 9/8

1:25 am-7:40 pm

2 stops28h 15m

Krong Preah Sihanouk Sihanoukville

Wed 9/16

4:10 pm-8:40 pm

3 stops42h 30m

$1,300

ChicagoKrong Preah Sihanouk

ORD Chicago O'Hare Intl - KOS Krong Preah Sihanouk Sihanoukville

ORDKOS

Chicago O'Hare Intl

Sat 9/26

12:30 am-7:40 pm

2 stops31h 10m

Krong Preah Sihanouk Sihanoukville

Sun 10/4

9:50 am-3:05 pm

2 stops41h 15m

$1,329

San FranciscoKrong Preah Sihanouk

SFO San Francisco - KOS Krong Preah Sihanouk Sihanoukville

SFOKOS

San Francisco

Tue 9/8

1:05 am-7:40 pm

3 stops28h 35m

Krong Preah Sihanouk Sihanoukville

Wed 9/16

4:10 pm-8:40 pm

3 stops42h 30m

$1,451

ChicagoKrong Preah Sihanouk

ORD Chicago O'Hare Intl - KOS Krong Preah Sihanouk Sihanoukville

ORDKOS

Chicago O'Hare Intl

Sat 9/26

12:30 am-7:40 pm

2 stops31h 10m

Krong Preah Sihanouk Sihanoukville

Sun 10/4

9:50 am-8:45 pm

2 stops46h 55m

$1,473

ChicagoKrong Preah Sihanouk

ORD Chicago O'Hare Intl - KOS Krong Preah Sihanouk Sihanoukville

ORDKOS

Chicago O'Hare Intl

Sat 9/26

7:20 pm-7:40 pm

2 stops36h 20m

Krong Preah Sihanouk Sihanoukville

Sat 10/3

9:50 am-3:05 pm

2 stops41h 15m

$1,631

ChicagoKrong Preah Sihanouk

ORD Chicago O'Hare Intl - KOS Krong Preah Sihanouk Sihanoukville

ORDKOS

Chicago O'Hare Intl

Sat 9/26

12:30 am-10:30 am

3 stops46h 00m

Krong Preah Sihanouk Sihanoukville

Sun 10/4

9:50 am-8:45 pm

2 stops46h 55m

$1,644

ChicagoKrong Preah Sihanouk

ORD Chicago O'Hare Intl - KOS Krong Preah Sihanouk Sihanoukville

ORDKOS

Chicago O'Hare Intl

Sat 9/26

12:30 am-7:40 pm

2 stops31h 10m

Krong Preah Sihanouk Sihanoukville

Sun 10/4

9:50 am-8:45 pm

2 stops46h 55m

$1,738

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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How to get the cheapest flight ticket from United States to Krong Preah Sihanouk

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Krong Preah Sihanouk?

The flight from United States to Krong Preah Sihanouk depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from New York (a popular airport in United States) to Krong Preah Sihanouk (the most popular airport in Krong Preah Sihanouk), then the flight time is 28h on average. If you fly from Los Angeles (another popular airport in United States) to Krong Preah Sihanouk, then the average flight time is 43h 55m.

Cheap United States to Krong Preah Sihanouk flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Krong Preah Sihanouk

Fastest flight time

27h 40m

Direct flights

None
The fastest flight from United States to Krong Preah Sihanouk takes 27h 40m
There are no direct flights from United States to Krong Preah Sihanouk. There are no popular flight routes from United States to Krong Preah Sihanouk.
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Frequently asked questions about flying from the United States to Krong Preah Sihanouk

  • When did momondo last update prices for flights from United States to Krong Preah Sihanouk Sihanoukville Airport?

    Prices for flights from United States to Krong Preah Sihanouk Sihanoukville Airport are refreshed on a daily basis.

  • How old do you have to be to fly from United States to Krong Preah Sihanouk Sihanoukville Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Krong Preah Sihanouk Sihanoukville Airport.

  • What documentation or ID do you need to fly to Krong Preah Sihanouk Sihanoukville Airport?

    The necessary travel and health documents for your Krong Preah Sihanouk Sihanoukville Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Krong Preah Sihanouk?

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

Why use momondo?

Why should I use momondo to find a flight deal from United States to Krong Preah Sihanouk?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United States to Krong Preah Sihanouk for you.

Can I find flights from United States to Krong Preah Sihanouk with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Krong Preah Sihanouk from United States with this policy.

How can momondo help me find flights from United States to Krong Preah Sihanouk?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Krong Preah Sihanouk from United States.

I’m not ready to book a flight from United States to Krong Preah Sihanouk right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Krong Preah Sihanouk, momondo offers a useful price alert feature which will track prices for flights to Krong Preah Sihanouk from United States and alert you when they change.

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