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Cheap flights from Honolulu to Ko Samui from $1,454

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 7/24. 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 Honolulu to Ko Samui

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:50 am - 7:45 am
HNL
-
USM
28h 55m
3 stops
Multiple Airlines Logo
6:55 pm - 11:00 am
USM
-
HNL
33h 05m
2 stops
$1,454Multiple Airlines
Fri, Jul 24 - Fri, Jul 31
Multiple Airlines Logo
2:30 pm - 7:45 am
HNL
-
USM
24h 15m
3 stops
Multiple Airlines Logo
9:00 pm - 11:20 am
USM
-
HNL
31h 20m
2 stops
$1,612Multiple Airlines
Mon, Aug 17 - Wed, Sep 2
Multiple Airlines Logo
2:30 pm - 7:45 am
HNL
-
USM
24h 15m
3 stops
Multiple Airlines Logo
3:50 pm - 9:20 am
USM
-
HNL
34h 30m
3 stops
$1,762Multiple Airlines
Mon, Aug 17 - Wed, Sep 2
Multiple Airlines Logo
9:50 pm - 7:45 am
HNL
-
USM
40h 55m
2 stops
Multiple Airlines Logo
6:55 pm - 11:00 am
USM
-
HNL
33h 05m
2 stops
$1,771Multiple Airlines
Fri, Jul 24 - Fri, Jul 31
Cathay Pacific Logo
11:26 pm - 7:40 pm
HNL
-
USM
51h 14m
2 stops
Cathay Pacific Logo
11:55 am - 9:45 am
USM
-
HNL
38h 50m
2 stops
$1,865Cathay Pacific
Mon, Aug 17 - Wed, Sep 2
Multiple Airlines Logo
1:35 pm - 7:45 am
HNL
-
USM
25h 10m
3 stops
Multiple Airlines Logo
6:15 pm - 10:10 am
USM
-
HNL
32h 55m
3 stops
$1,983Multiple Airlines
Fri, Jul 24 - Fri, Jul 31
Philippine Airlines Logo
11:40 am - 5:40 pm
HNL
-
USM
37h 00m
2 stops
Philippine Airlines Logo
9:20 am - 9:50 am
USM
-
HNL
41h 30m
2 stops
$5,330Philippine Airlines
Tue, Nov 24 - Thu, Dec 3
Multiple Airlines Logo
12:10 pm - 12:35 pm
HNL
-
USM
31h 25m
3 stops
Multiple Airlines Logo
1:45 pm - 9:50 am
USM
-
HNL
37h 05m
2 stops
$8,097Multiple Airlines
Tue, Nov 24 - Thu, Dec 3
Singapore Airlines Logo
10:50 pm - 9:05 pm
HNL
-
USM
53h 15m
3 stops
Singapore Airlines Logo
1:25 pm - 9:04 pm
USM
-
HNL
48h 39m
3 stops
$9,729Singapore Airlines
Tue, Nov 24 - Thu, Dec 3
Qantas Airways Logo
11:50 am - 8:30 pm
HNL
-
USM
39h 40m
2 stops
Qantas Airways Logo
11:45 am - 9:55 am
USM
-
HNL
39h 10m
2 stops
$10,215Qantas Airways
Wed, Sep 9 - Sun, Sep 13

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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
USM11:45 amKo Samui
39h 10m
2 stops
HNL9:55 amHonolulu
$10,215
Qantas Airways
Sep 9
HNL11:50 amHonolulu
39h 40m
2 stops
USM8:30 pmKo Samui
Sep 13
USM11:45 amKo Samui
39h 10m
2 stops
HNL9:55 amHonolulu
$10,216
Qantas Airways
Sep 9
HNL11:50 amHonolulu
39h 40m
2 stops
USM8:30 pmKo Samui
Sep 13
USM11:45 amKo Samui
39h 10m
2 stops
HNL9:55 amHonolulu
$10,217

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 June 28, 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

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Fri 7/24

9:50 am-7:45 am

3 stops28h 55m

Ko Samui

Fri 7/31

6:55 pm-11:00 am

2 stops33h 05m

$1,454
Quickest round-trip

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 8/17

2:30 pm-7:45 am

3 stops24h 15m

Ko Samui

Wed 9/2

9:00 pm-11:20 am

2 stops31h 20m

$1,612

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 8/17

2:30 pm-7:45 am

3 stops24h 15m

Ko Samui

Wed 9/2

3:50 pm-9:20 am

3 stops34h 30m

$1,762

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Fri 7/24

9:50 pm-7:45 am

2 stops40h 55m

Ko Samui

Fri 7/31

6:55 pm-11:00 am

2 stops33h 05m

$1,771

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Mon 8/17

11:26 pm-7:40 pm

2 stops51h 14m

Ko Samui

Wed 9/2

11:55 am-9:45 am

2 stops38h 50m

$1,865

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Fri 7/24

1:35 pm-7:45 am

3 stops25h 10m

Ko Samui

Fri 7/31

6:15 pm-10:10 am

3 stops32h 55m

$1,983

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Tue 11/24

11:40 am-5:40 pm

2 stops37h 00m

Ko Samui

Thu 12/3

9:20 am-9:50 am

2 stops41h 30m

$5,330

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Tue 11/24

12:10 pm-12:35 pm

3 stops31h 25m

Ko Samui

Thu 12/3

1:45 pm-9:50 am

2 stops37h 05m

$8,097

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Tue 11/24

10:50 pm-9:05 pm

3 stops53h 15m

Ko Samui

Thu 12/3

1:25 pm-9:04 pm

3 stops48h 39m

$9,729

HonoluluKo Samui

HNL - USM

HNLUSM

Honolulu

Wed 9/9

11:50 am-8:30 pm

2 stops39h 40m

Ko Samui

Sun 9/13

11:45 am-9:55 am

2 stops39h 10m

$10,215

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

24h 15m

Direct flights

None
The fastest flight from Honolulu to Ko Samui takes 24h 15m
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 24h 15m 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.

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