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Ko Samui

$1,416+ Cheap flights from Honolulu (HNL) to Ko Samui (USM)

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — USM
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Honolulu to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Honolulu (HNL) to Ko Samui (USM). 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 July 3, 2025.

Round-trip from

$1,416
(FlightHub)
From Honolulu to Ko Samui
Search Deals

Find flight deals from Honolulu to Ko Samui

Cheapest flights from Honolulu to Ko Samui
Explore the most affordable flight options available from Honolulu to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This FlightHub deal was found by Cheapflights users on 7/2. 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.
Sat 11/811:10 amHNL - USM
2 stops27h 00mMultiple Airlines
Fri 11/148:30 pmUSM - HNL
2 stops30h 00mMultiple Airlines
Deal found 7/2$1,416
This Philippine Airlines deal was found by Cheapflights users on 7/2. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:55 pmHNL - USM
2 stops34h 40mPhilippine Airlines
Mon 9/227:15 pmUSM - HNL
2 stops32h 55mPhilippine Airlines
Deal found 7/2$1,687
This Cathay Pacific deal was found by Cheapflights users on 7/2. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:50 amHNL - USM
2 stops37h 45mCathay Pacific
Mon 9/2210:55 amUSM - HNL
3 stops40h 15mCathay Pacific
Deal found 7/2$1,951
This Qatar Airways deal was found by Cheapflights users on 7/2. 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.
Sat 11/811:45 pmHNL - USM
3 stops43h 10mQatar Airways
Fri 11/148:30 pmUSM - HNL
3 stops40h 07mQatar Airways
Deal found 7/2$1,996
This Gurufare deal was found by Cheapflights users on 7/2. 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.
Sat 11/810:50 pmHNL - USM
3 stops50h 25mSingapore Airlines
Fri 11/141:25 pmUSM - HNL
2 stops48h 38mSingapore Airlines
Deal found 7/2$2,482

Cheapflights Fare Finder

Customize your flight search to find flights from Honolulu 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 July 3, 2025.
Use the filters below to find and compare flights from Honolulu to Ko Samui that are best for you.

Fly from

Honolulu

Fly to

Ko Samui

Route

Depart

Return

Price

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Sat 11/8

11:10 am-7:10 am

2 stops27h 00m

Ko Samui

Fri 11/14

8:30 pm-9:30 am

2 stops30h 00m

$1,416

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Thu 9/18

12:55 pm-4:35 pm

2 stops34h 40m

Ko Samui

Mon 9/22

7:15 pm-11:10 am

2 stops32h 55m

$1,687

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Thu 9/18

11:50 am-6:35 pm

2 stops37h 45m

Ko Samui

Mon 9/22

10:55 am-10:10 am

3 stops40h 15m

$1,951

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Sat 11/8

11:45 pm-11:55 am

3 stops43h 10m

Ko Samui

Fri 11/14

8:30 pm-7:37 pm

3 stops40h 07m

$1,996

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Sat 11/8

10:50 pm-6:15 pm

3 stops50h 25m

Ko Samui

Fri 11/14

1:25 pm-9:03 pm

2 stops48h 38m

$2,482

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Honolulu to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Honolulu 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 Honolulu to Ko Samui

What is the cheapest time of day to fly from HNL to USM?

Find hourly flight availability from Honolulu 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 July 3, 2025.

When flying from Honolulu to Ko Samui, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 20% versus a flight in the morning.

Reviews of airlines servicing Ko Samui

Get insights into the airlines that provide service to Ko Samui. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ko Samui. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Singapore Airlines, Cathay Pacific, and Qatar Airways from Honolulu to Ko Samui by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Food

7.7

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,320 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Food

7.7

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Cathay Pacific
7.6
Good
924 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Food

7.7

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qatar Airways
7.4
Good
3,588 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Food

7.7

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Philippine Airlines
7.2
Good
887 reviews
Singapore Airlines
8.1
Very good
1,320 reviews

Comfort

7.9

Food

7.7

Crew

8.6

Boarding

8.2

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Honolulu to Ko Samui. 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 Honolulu to Ko Samui that include hotel bookings?

    Yes. In addition to deals on Honolulu to Ko Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Honolulu to Ko Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Honolulu to Ko Samui.

  • Can I find deals for business class flights from Honolulu to Ko Samui?

    Yes. Cheapflights offers flight deals from Honolulu to Ko Samui 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 Honolulu?

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Ko Pha Ngan

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