Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Honolulu to Ko Samui from $1,139

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Honolulu to Ko Samui departing on 6/22. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Honolulu to Ko Samui

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:10 pm - 7:10 am
HNL
-
USM
26h 00m
2 stops
Multiple Airlines Logo
6:00 am - 10:10 am
USM
-
HNL
21h 10m
2 stops
$1,139Multiple Airlines
Mon, Jun 22 - Mon, Jun 29
Qatar Airways Logo
11:41 pm - 11:15 am
HNL
-
USM
42h 34m
3 stops
Qatar Airways Logo
9:00 pm - 8:53 pm
USM
-
HNL
40h 53m
3 stops
$2,033Qatar Airways
Mon, Jun 22 - Mon, Jun 29
Multiple Airlines Logo
1:35 pm - 5:20 pm
HNL
-
USM
34h 45m
3 stops
Multiple Airlines Logo
6:15 pm - 10:10 am
USM
-
HNL
32h 55m
3 stops
$2,041Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
9:45 pm - 9:10 pm
HNL
-
USM
54h 25m
2 stops
Multiple Airlines Logo
8:40 am - 8:30 pm
USM
-
HNL
52h 50m
2 stops
$2,171Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
1:35 pm - 5:20 pm
HNL
-
USM
34h 45m
3 stops
Multiple Airlines Logo
6:00 am - 10:35 am
USM
-
HNL
21h 35m
2 stops
$2,230Multiple Airlines
Mon, Jun 22 - Mon, Jun 29
Multiple Airlines Logo
1:35 pm - 5:20 pm
HNL
-
USM
34h 45m
2 stops
Multiple Airlines Logo
6:15 pm - 10:10 am
USM
-
HNL
32h 55m
3 stops
$2,284Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
1:35 pm - 8:35 am
HNL
-
USM
26h 00m
2 stops
Multiple Airlines Logo
6:25 pm - 10:20 am
USM
-
HNL
32h 55m
2 stops
$2,592Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Vietnam Airlines Logo
4:35 pm - 1:45 pm
HNL
-
USM
52h 10m
3 stops
Vietnam Airlines Logo
7:10 pm - 10:35 am
USM
-
HNL
32h 25m
3 stops
$2,951Vietnam Airlines
Mon, Jun 8 - Mon, Jun 15
Cathay Pacific Logo
11:02 am - 7:40 pm
HNL
-
USM
39h 38m
2 stops
Cathay Pacific Logo
11:55 am - 10:10 am
USM
-
HNL
39h 15m
3 stops
$3,030Cathay Pacific
Mon, Jun 8 - Mon, Jun 15
Qantas Airways Logo
11:50 am - 8:30 pm
HNL
-
USM
39h 40m
2 stops
Qantas Airways Logo
2:00 pm - 9:55 am
USM
-
HNL
36h 55m
2 stops
$9,993Qantas Airways
Wed, Sep 9 - Sun, Sep 13

Qantas Airways flights from Honolulu to Ko Samui

Our best Qantas Airways deals on Honolulu to Ko Samui flight tickets
Qantas Airways
Sep 9
HNL11:50 amHonolulu
39h 40m
2 stops
USM8:30 pmKo Samui
Sep 13
USM2:00 pmKo Samui
36h 55m
2 stops
HNL9:55 amHonolulu
$9,993
Qantas Airways
Sep 9
HNL11:50 amHonolulu
39h 40m
2 stops
USM8:30 pmKo Samui
Sep 13
USM2:00 pmKo Samui
36h 55m
2 stops
HNL9:55 amHonolulu
$9,994

momondo 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, momondo users made 832,500 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from Honolulu to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/22

12:10 pm-7:10 am

2 stops26h 00m

Ko Samui

Mon 6/29

6:00 am-10:10 am

2 stops21h 10m

$1,139

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/22

11:41 pm-11:15 am

3 stops42h 34m

Ko Samui

Mon 6/29

9:00 pm-8:53 pm

3 stops40h 53m

$2,033

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/8

1:35 pm-5:20 pm

3 stops34h 45m

Ko Samui

Mon 6/15

6:15 pm-10:10 am

3 stops32h 55m

$2,041

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/8

9:45 pm-9:10 pm

2 stops54h 25m

Ko Samui

Mon 6/15

8:40 am-8:30 pm

2 stops52h 50m

$2,171

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/22

1:35 pm-5:20 pm

3 stops34h 45m

Ko Samui

Mon 6/29

6:00 am-10:35 am

2 stops21h 35m

$2,230

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/8

1:35 pm-5:20 pm

2 stops34h 45m

Ko Samui

Mon 6/15

6:15 pm-10:10 am

3 stops32h 55m

$2,284

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/8

1:35 pm-8:35 am

2 stops26h 00m

Ko Samui

Mon 6/15

6:25 pm-10:20 am

2 stops32h 55m

$2,592

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/8

4:35 pm-1:45 pm

3 stops52h 10m

Ko Samui

Mon 6/15

7:10 pm-10:35 am

3 stops32h 25m

$2,951

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 6/8

11:02 am-7:40 pm

2 stops39h 38m

Ko Samui

Mon 6/15

11:55 am-10:10 am

3 stops39h 15m

$3,030

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Wed 9/9

11:50 am-8:30 pm

2 stops39h 40m

Ko Samui

Sun 9/13

2:00 pm-9:55 am

2 stops36h 55m

$9,993

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Honolulu to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Honolulu to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Honolulu to Ko Samui (HNL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Honolulu to Ko Samui

Fastest flight time

26h 00m

Direct flights

None
The fastest flight from Honolulu to Ko Samui takes 26h 00m
There are no direct flights from Honolulu to Ko Samui. There are no popular flight routes from Honolulu to Ko Samui.
Search flight deals

Frequently asked questions about flying from Honolulu to Ko Samui

  • How far is Honolulu to Ko Samui by plane?

    A flight from Honolulu to Ko Samui will travel around 6739.0 mi. Typically, this will take 26h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Honolulu Airport to Ko Samui Airport?

    Prices for flights from Honolulu Airport to Ko Samui Airport are updated daily.

  • How old do you have to be to fly from Honolulu Airport to Ko Samui Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Honolulu Airport to Ko Samui Airport.

  • What documentation or ID do you need to fly to Ko Samui Airport?

    The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Honolulu to Ko Samui

  • How do I get Price Alerts for flights from Honolulu to Ko Samui?

    Search flight deals from Honolulu to Ko Samui. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Honolulu to Ko Samui with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao
Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Honolulu to Ko Samui?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Honolulu to Ko Samui. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Honolulu to Ko Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ko Samui from Honolulu with this policy.

How can momondo help me find flights from Honolulu to Ko Samui?

Once you have performed a search for Honolulu to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Honolulu to Ko Samui right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Honolulu to Ko Samui flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Ko Samui trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 6/9
Tue 6/16
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Thailand