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Cheap flights from Honolulu to Siem Reap from $1,990

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 Siem Reap departing on 7/17. 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 Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:50 am - 6:20 pm
HNL
-
SAI
37h 30m
2 stops
Multiple Airlines Logo
6:05 pm - 9:45 am
SAI
-
HNL
32h 40m
2 stops
$1,990Multiple Airlines
Fri, Jul 17 - Fri, Jul 31
Multiple Airlines Logo
2:30 pm - 6:05 pm
HNL
-
SAI
34h 35m
3 stops
Multiple Airlines Logo
7:05 pm - 7:50 am
SAI
-
HNL
29h 45m
2 stops
$2,220Multiple Airlines
Fri, Jul 17 - Fri, Jul 31
Qatar Airways Logo
8:39 pm - 12:15 pm
HNL
-
SAI
46h 36m
3 stops
Qatar Airways Logo
7:35 pm - 7:16 pm
SAI
-
HNL
40h 41m
3 stops
$2,881Qatar Airways
Fri, Jul 17 - Fri, Jul 31

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ANA flights from Honolulu to Siem Reap

Our best ANA deals on Honolulu to Siem Reap flight tickets
ANA
Jul 12
HNL1:00 pmHonolulu
35h 10m
2 stops
SAI5:10 pmSiem Reap–Angkor Intl
Jul 26
SAI7:10 pmSiem Reap–Angkor Intl
32h 25m
2 stops
HNL10:35 amHonolulu
$1,957
ANA
Jul 12
HNL1:00 pmHonolulu
35h 10m
2 stops
SAI5:10 pmSiem Reap–Angkor Intl
Jul 26
SAI7:10 pmSiem Reap–Angkor Intl
32h 25m
2 stops
HNL10:35 amHonolulu
$1,985
ANA
Jul 12
HNL1:00 pmHonolulu
35h 10m
2 stops
SAI5:10 pmSiem Reap–Angkor Intl
Jul 26
SAI7:10 pmSiem Reap–Angkor Intl
32h 25m
2 stops
HNL10:35 amHonolulu
$1,986

Qatar Airways flights from Honolulu to Siem Reap

Our best Qatar Airways deals on Honolulu to Siem Reap flight tickets
Qatar Airways
Jul 12
HNL11:26 pmHonolulu
43h 49m
3 stops
SAI12:15 pmSiem Reap–Angkor Intl
Jul 26
SAI7:35 pmSiem Reap–Angkor Intl
44h 53m
3 stops
HNL11:28 pmHonolulu
$2,842
Qatar Airways
Jul 17
HNL8:39 pmHonolulu
46h 36m
3 stops
SAI12:15 pmSiem Reap–Angkor Intl
Jul 31
SAI7:35 pmSiem Reap–Angkor Intl
40h 41m
3 stops
HNL7:16 pmHonolulu
$2,881
Qatar Airways
Jul 12
HNL11:26 pmHonolulu
43h 49m
3 stops
SAI12:15 pmSiem Reap–Angkor Intl
Jul 26
SAI7:35 pmSiem Reap–Angkor Intl
44h 53m
3 stops
HNL11:28 pmHonolulu
$3,055

momondo Fare Finder

 
Customize your flight search to find flights from Honolulu to Siem Reap 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 July 5, 2026.
Use the filters below to find and compare flights from Honolulu to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HonoluluSiem Reap

HNL - SAI

HNLSAI

Honolulu

Fri 7/17

11:50 am-6:20 pm

2 stops37h 30m

Siem Reap–Angkor Intl

Fri 7/31

6:05 pm-9:45 am

2 stops32h 40m

$1,990
Quickest round-trip

HonoluluSiem Reap

HNL - SAI

HNLSAI

Honolulu

Fri 7/17

2:30 pm-6:05 pm

3 stops34h 35m

Siem Reap–Angkor Intl

Fri 7/31

7:05 pm-7:50 am

2 stops29h 45m

$2,220

HonoluluSiem Reap

HNL - SAI

HNLSAI

Honolulu

Fri 7/17

8:39 pm-12:15 pm

3 stops46h 36m

Siem Reap–Angkor Intl

Fri 7/31

7:35 pm-7:16 pm

3 stops40h 41m

$2,881
Cheapest one-way
Quickest one-way

HonoluluSiem Reap

HNL - SAI

HNLSAI

Honolulu

Tue 11/24

3:10 pm-6:05 pm

3 stops33h 55m

$2,414

HonoluluSiem Reap

HNL - SAI

HNLSAI

Honolulu

Tue 11/24

12:40 pm-6:05 pm

2 stops36h 25m

$2,434

HonoluluSiem Reap

HNL - SAI

HNLSAI

Honolulu

Tue 11/24

10:50 pm-9:50 am

3 stops42h 00m

$15,499

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Siem Reap from

How to get the cheapest flight ticket from Honolulu to Siem Reap

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

What is the cheapest airline that flies from Honolulu to Siem Reap–Angkor Intl?

Singapore Airlines is the most popular carrier operating from Honolulu to Siem Reap–Angkor Intl

When to book flights from Honolulu to Siem Reap

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

Cheap Honolulu to Siem Reap (HNL to SAI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Honolulu to Siem Reap

Fastest flight time

37h 30m

Direct flights

None
The fastest flight from Honolulu to Siem Reap takes 37h 30m
There are no direct flights from Honolulu to Siem Reap. There are no popular flight routes from Honolulu to Siem Reap.
Search flight deals

Frequently asked questions about flying from Honolulu to Siem Reap

  • How far is Honolulu to Siem Reap–Angkor Intl by plane?

    Honolulu and Siem Reap–Angkor Intl are 6398.8 mi apart from one another. A reasonable flight in good conditions will take 37h 30m.

  • When did momondo last update prices for flights from Honolulu Airport to Siem Reap–Angkor Intl Airport?

    Prices for flights from Honolulu Airport to Siem Reap–Angkor Intl Airport were last updated today.

  • How old do you have to be to fly from Honolulu Airport to Siem Reap–Angkor Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Honolulu Airport to Siem Reap–Angkor Intl Airport.

  • What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

    The travel and health documents you'll need for your trip to Siem Reap–Angkor Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Siem Reap–Angkor Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Honolulu to Siem Reap?

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 Honolulu to Siem Reap for you.

Can I find flights from Honolulu to Siem Reap with flexible booking policies on momondo?

momondo does allow users to show only those flights to Siem Reap from Honolulu which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Honolulu to Siem Reap?

Once you have performed a search for Honolulu to Siem Reap 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 Siem Reap right now. Can momondo alert me if prices change?

Price alerts on flights to Siem Reap from Honolulu are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cabin classes currently available on flights to Siem Reap

List of cabin classes available on flights landing in Siem Reap. Availability may vary depending on flight origin and airline.
First Class to Siem Reap
Business Class to Siem Reap