$456+ Cheap flights from Hawaii to Ko Samui (USM)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/25. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — USM
Apr 7 — Apr 141
1 adult, Economy
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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 Hawaii to Ko Samui
Keep the following information in mind while searching for Hawaii to Ko Samui flight deals. Data was last updated April 2, 2025.
Round-trip from | $1,364 (Gotogate) |
|---|---|
One-way from | $456 (Trip.com) |
Find flight deals from Hawaii to Ko Samui
Cheapest flights from Hawaii to Ko SamuiExplore the most affordable flight options available from Hawaii to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.
Explore the most affordable flight options available from Hawaii to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.
This FlightHub deal was found by Cheapflights users on 4/1. 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.
Tue 8/2612:20 pmHNL - USM
2 stops26h 15mMultiple Airlines
Sun 9/147:30 pmUSM - HNL
2 stops32h 10mMultiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$1,154
This Gurufare deal was found by Cheapflights users on 4/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:55 pmHNL - USM
2 stops26h 20mPhilippine Airlines
Mon 9/156:55 pmUSM - HNL
2 stops33h 15mPhilippine Airlines
Deal found 4/1![Philippine Airlines logo]()
$1,642
This Gurufare deal was found by Cheapflights users on 4/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/32:15 pmHNL - USM
2 stops37h 55mSingapore Airlines
Thu 9/114:25 pmUSM - HNL
2 stops46h 38mSingapore Airlines
Deal found 4/1![Singapore Airlines logo]()
$1,779
This Gurufare deal was found by Cheapflights users on 4/1. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2511:50 amHNL - USM
2 stops37h 45mCathay Pacific
Mon 9/1510:55 amUSM - HNL
2 stops39h 25mCathay Pacific
Deal found 4/1![Cathay Pacific logo]()
$1,814
This Qatar Airways deal was found by Cheapflights users on 4/1. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2710:51 pmHNL - USM
3 stops42h 54mQatar Airways
Sat 9/138:50 pmUSM - HNL
3 stops42h 13mQatar Airways
Deal found 4/1![Qatar Airways logo]()
$1,992
Cheapflights Fare Finder
Customize your flight search to find flights from Hawaii to Ko Samui 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 April 2, 2025.
Use the filters below to find and compare flights from Hawaii to Ko Samui that are best for you.
Fly from
Hawaii
Fly to
Ko Samui
Route
Depart
Return
Price
HonoluluKo Samui
HNL - USM
HNLUSM
Honolulu
Tue 8/26
12:20 pm-8:15 am
2 stops26h 55m
Ko Samui
Sat 9/13
7:15 pm-10:40 am
2 stops32h 25m
$1,154
HonoluluKo Samui
HNL - USM
HNLUSM
Honolulu
Tue 8/26
12:55 pm-8:15 am
2 stops26h 20m
Ko Samui
Mon 9/15
6:55 pm-11:10 am
2 stops33h 15m
$1,642
HonoluluKo Samui
HNL - USM
HNLUSM
Honolulu
Wed 9/3
2:15 pm-9:10 pm
2 stops37h 55m
Ko Samui
Thu 9/11
4:25 pm-10:03 pm
2 stops46h 38m
$1,779
HonoluluKo Samui
HNL - USM
HNLUSM
Honolulu
Mon 8/25
11:50 am-6:35 pm
2 stops37h 45m
Ko Samui
Mon 9/15
10:55 am-9:20 am
2 stops39h 25m
$1,814
HonoluluKo Samui
HNL - USM
HNLUSM
Honolulu
Wed 8/27
10:51 pm-10:45 am
3 stops42h 54m
Ko Samui
Sat 9/13
8:50 pm-10:03 pm
3 stops42h 13m
$1,992
HonoluluKo Samui
HNL - USM
HNLUSM
Honolulu
Wed 6/25
8:20 am-6:30 pm
2 stops41h 10m
$456
Best time to book a flight from Hawaii to Ko Samui
Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Hawaii 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.
Cheapflights Insights
Everything you need to know about your flight from Hawaii to Ko Samui
What is the cheapest time of day to fly from HI to USM?
Find hourly flight availability from Hawaii to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 2, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hawaii to Ko Samui as you normally would.
Rainfall in Ko Samui by month
Plan your trip to Ko Samui by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ko Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Ko Samui when rainfall is around 2.3 in.
Temperature in Ko Samui by month
Plan your trip to Ko Samui by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).
Related info for your journey
Find useful and relevant information for your journey from Hawaii to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Hawaii?
Book flights to Hawaii if you plan to visit one of these locationsKo Tao
Ko Pha Ngan