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Cheap flights from Las Vegas to Siem Reap from $1,220

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Las Vegas to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:10 pm - 6:45 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
32h 35m2 stops Los Angeles Bangkok Suvarnabhumi
Multiple Airlines Logo
9:55 am - 11:53 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
28h 58m2 stops Bangkok Suvarnabhumi Los Angeles
$1,220Multiple Airlines
Mon, Jan 18 - Mon, Jan 25
Multiple Airlines Logo
7:10 pm - 6:45 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
32h 35m2 stops Los Angeles Bangkok Suvarnabhumi
Multiple Airlines Logo
1:20 pm - 9:45 amSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
35h 25m2 stops Bangkok Suvarnabhumi Los Angeles
$1,226Multiple Airlines
Mon, Jan 18 - Tue, Jan 26
Multiple Airlines Logo
10:30 am - 6:45 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
41h 15m2 stops Los Angeles Bangkok Suvarnabhumi
Multiple Airlines Logo
9:55 am - 11:53 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
28h 58m2 stops Bangkok Suvarnabhumi Los Angeles
$1,285Multiple Airlines
Tue, Jan 19 - Mon, Jan 25
United Airlines Logo
7:00 am - 9:55 amLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
35h 55m2 stops San Francisco Singapore Changi
United Airlines Logo
10:45 am - 8:49 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
49h 04m2 stops Singapore Changi San Francisco
$1,311United Airlines
Wed, Jan 20 - Wed, Jan 27
United Airlines Logo
5:18 pm - 9:55 amLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
49h 37m2 stops San Francisco Singapore Changi
United Airlines Logo
10:45 am - 10:07 amSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
38h 22m2 stops Singapore Changi San Francisco
$1,317United Airlines
Tue, Jan 19 - Wed, Jan 27
Multiple Airlines Logo
4:20 pm - 7:05 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
35h 45m2 stops San Francisco Ho Chi Minh City
Multiple Airlines Logo
6:50 pm - 9:39 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
41h 49m2 stops Ho Chi Minh City San Francisco
$1,380Multiple Airlines
Wed, Jan 20 - Tue, Jan 26
Multiple Airlines Logo
5:45 am - 4:55 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
44h 10m3 stops San Francisco Tokyo Narita Hanoi Noibai
Multiple Airlines Logo
5:55 pm - 2:14 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
35h 19m3 stops Hanoi Noibai Tokyo Narita San Francisco
$1,415Multiple Airlines
Tue, Jan 19 - Mon, Jan 25
Multiple Airlines Logo
5:45 am - 4:55 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
44h 10m3 stops San Francisco Tokyo Narita Hanoi Noibai
Multiple Airlines Logo
9:30 pm - 12:14 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
29h 44m2 stops Ho Chi Minh City Los Angeles
$1,416Multiple Airlines
Tue, Jan 19 - Mon, Jan 25
Multiple Airlines Logo
12:41 pm - 7:05 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
39h 24m2 stops San Francisco Ho Chi Minh City
Multiple Airlines Logo
10:00 am - 9:39 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
26h 39m2 stops Ho Chi Minh City San Francisco
$1,420Multiple Airlines
Wed, Jan 20 - Sun, Jan 24
Multiple Airlines Logo
3:25 pm - 4:00 pmLAS  Las Vegas Harry Reid Intl-SAI Siem Reap–Angkor Intl
33h 35m2 stops San Francisco Singapore Changi
Multiple Airlines Logo
1:20 pm - 11:53 pmSAI  Siem Reap–Angkor Intl-LAS Las Vegas Harry Reid Intl
25h 33m2 stops Bangkok Suvarnabhumi Los Angeles
$1,454Multiple Airlines
Wed, Jan 20 - Mon, Jan 25

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United Airlines flights from Las Vegas to Siem Reap

Our best United Airlines deals on Las Vegas to Siem Reap flight tickets
United Airlines
Jan 20
LAS7:00 amLas Vegas Harry Reid Intl
35h 55m
2 stops
SAI9:55 amSiem Reap–Angkor Intl
Jan 27
SAI10:45 amSiem Reap–Angkor Intl
49h 04m
2 stops
LAS8:49 pmLas Vegas Harry Reid Intl
$1,311
United Airlines
Jan 19
LAS5:18 pmLas Vegas Harry Reid Intl
49h 37m
2 stops
SAI9:55 amSiem Reap–Angkor Intl
Jan 27
SAI10:45 amSiem Reap–Angkor Intl
38h 22m
2 stops
LAS10:07 amLas Vegas Harry Reid Intl
$1,317
United Airlines
Jan 21
LAS5:00 amLas Vegas Harry Reid Intl
44h 00m
2 stops
SAI4:00 pmSiem Reap–Angkor Intl
Jan 25
SAI10:45 amSiem Reap–Angkor Intl
44h 14m
2 stops
LAS3:59 pmLas Vegas Harry Reid Intl
$1,544

Singapore Airlines flights from Las Vegas to Siem Reap

Our best Singapore Airlines deals on Las Vegas to Siem Reap flight tickets
Singapore Airlines
Jan 18
LAS10:47 amLas Vegas Harry Reid Intl
38h 13m
2 stops
SAI4:00 pmSiem Reap–Angkor Intl
Jan 25
SAI10:45 amSiem Reap–Angkor Intl
51h 04m
3 stops
LAS10:49 pmLas Vegas Harry Reid Intl
$1,561
Singapore Airlines
Jan 21
LAS1:24 pmLas Vegas Harry Reid Intl
35h 36m
2 stops
SAI4:00 pmSiem Reap–Angkor Intl
Jan 25
SAI10:45 amSiem Reap–Angkor Intl
51h 04m
3 stops
LAS10:49 pmLas Vegas Harry Reid Intl
$1,598
Singapore Airlines
Jan 22
LAS6:00 amLas Vegas Harry Reid Intl
43h 00m
2 stops
SAI4:00 pmSiem Reap–Angkor Intl
Jan 25
SAI10:45 amSiem Reap–Angkor Intl
51h 04m
3 stops
LAS10:49 pmLas Vegas Harry Reid Intl
$1,604

momondo Fare Finder

 
Use the filters below to find and compare flights from Las Vegas to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Mon 1/18

7:10 pm-6:45 pm

2 stops32h 35m

Siem Reap–Angkor Intl

Mon 1/25

9:55 am-11:53 pm

2 stops28h 58m

$1,220

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Mon 1/18

7:10 pm-6:45 pm

2 stops32h 35m

Siem Reap–Angkor Intl

Tue 1/26

1:20 pm-9:45 am

2 stops35h 25m

$1,226

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Tue 1/19

10:30 am-6:45 pm

2 stops41h 15m

Siem Reap–Angkor Intl

Mon 1/25

9:55 am-11:53 pm

2 stops28h 58m

$1,285

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Wed 1/20

7:00 am-9:55 am

2 stops35h 55m

Siem Reap–Angkor Intl

Wed 1/27

10:45 am-8:49 pm

2 stops49h 04m

$1,311

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Tue 1/19

5:18 pm-9:55 am

2 stops49h 37m

Siem Reap–Angkor Intl

Wed 1/27

10:45 am-10:07 am

2 stops38h 22m

$1,317

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Wed 1/20

4:20 pm-7:05 pm

2 stops35h 45m

Siem Reap–Angkor Intl

Tue 1/26

6:50 pm-9:39 pm

2 stops41h 49m

$1,380

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Tue 1/19

5:45 am-4:55 pm

3 stops44h 10m

Siem Reap–Angkor Intl

Mon 1/25

5:55 pm-2:14 pm

3 stops35h 19m

$1,415

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Tue 1/19

5:45 am-4:55 pm

3 stops44h 10m

Siem Reap–Angkor Intl

Mon 1/25

9:30 pm-12:14 pm

2 stops29h 44m

$1,416

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Wed 1/20

12:41 pm-7:05 pm

2 stops39h 24m

Siem Reap–Angkor Intl

Sun 1/24

10:00 am-9:39 pm

2 stops26h 39m

$1,420
Quickest round-trip

Las VegasSiem Reap

LAS Las Vegas Harry Reid Intl - SAI Siem Reap–Angkor Intl

LASSAI

Las Vegas Harry Reid Intl

Wed 1/20

3:25 pm-4:00 pm

2 stops33h 35m

Siem Reap–Angkor Intl

Mon 1/25

1:20 pm-11:53 pm

2 stops25h 33m

$1,454

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Siem Reap from

How to get the cheapest flight ticket from Las Vegas 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 Las Vegas Harry Reid Intl to Siem Reap–Angkor Intl?

Singapore Airlines is the most popular carrier operating from Las Vegas Harry Reid Intl to Siem Reap–Angkor Intl

When to book flights from Las Vegas to Siem Reap

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

Cheap Las Vegas to Siem Reap (LAS to SAI) flight deals and tips

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

Best Price Found

$1,350

Fastest flight time

41h 15m

Direct flights

None
The best one-way flight to Siem Reap from Las Vegas in the past 72 hours is $1,350. The best round-trip flight deal from Las Vegas to Siem Reap found on momondo in the last 72 hours is $1,220.
The fastest flight from Las Vegas to Siem Reap takes 41h 15m
There are no direct flights from Las Vegas to Siem Reap. There are no popular flight routes from Las Vegas to Siem Reap.
Search flight deals

Frequently asked questions about flying from Las Vegas to Siem Reap

  • How far is Las Vegas Harry Reid Intl to Siem Reap–Angkor Intl by plane?

    The straight-line distance from Las Vegas Harry Reid Intl to Siem Reap–Angkor Intl is 8168.0 mi. Typically, this will take 41h 15m by plane in normal conditions.

  • When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to Siem Reap–Angkor Intl Airport?

    Prices for flights from Las Vegas Harry Reid Intl Airport to Siem Reap–Angkor Intl Airport were last updated today.

  • How old do you have to be to fly from Las Vegas Harry Reid Intl 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 Las Vegas Harry Reid Intl Airport to Siem Reap–Angkor Intl Airport.

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

    The necessary travel and health documents for your Siem Reap–Angkor Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Las Vegas to Siem Reap?

It is quick and easy to find Las Vegas to Siem Reap flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Siem Reap that suits you.

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

Yes. momondo enables you to select and highlight flights to Siem Reap from Las Vegas with this policy.

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

momondo provides multiple filters to help you find the best flight to Siem Reap from Las Vegas. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Las Vegas to Siem Reap right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Las Vegas to Siem Reap 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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