How does KAYAK find such low prices on flights from Ontario to Siem Reap?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Siem Reap. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Siem Reap?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Ontario to Siem Reap is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Siem Reap?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Ontario to Siem Reap with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Siem Reap?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Ontario to Siem Reap up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$576 CHEAP FLIGHTS from Ontario to Siem Reap

KAYAK searches hundreds of travel sites at once for deals on flights to Siem Reap

...and more

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Flight Deals

Book Cheap Ontario to Siem Reap Plane Tickets

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Siem Reap that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Ontario to Siem Reap

Tue, Mar 17 - Tue, Mar 24

6:37 pm - 3:55 pm

ONT

SAI

31h 18m

2 stops

4:45 pm - 5:41 pm

SAI

ONT

38h 56m

2 stops

$1,156United Airlines

Fri, May 1 - Sun, May 10

6:00 am - 9:40 am

ONT

SAI

37h 40m

2 stops

10:30 am - 12:22 pm

SAI

ONT

39h 52m

2 stops

$1,172United Airlines

Thu, Mar 19 - Tue, Mar 24

6:15 am - 3:55 pm

ONT

SAI

43h 40m

2 stops

4:45 pm - 5:41 pm

SAI

ONT

38h 56m

2 stops

$1,224United Airlines

Sun, Mar 8 - Fri, Mar 20

11:50 pm - 4:55 pm

ONT

SAI

27h 05m

2 stops

9:30 pm - 5:50 pm

SAI

ONT

34h 20m

2 stops

$1,273Multiple Airlines

Wed, Apr 8 - Sat, Apr 18

12:10 am - 6:05 pm

ONT

SAI

27h 55m

2 stops

9:40 am - 5:05 pm

SAI

ONT

21h 25m

2 stops

$1,281Multiple Airlines

Wed, Mar 18 - Tue, Mar 24

1:40 pm - 3:55 pm

ONT

SAI

60h 15m

2 stops

4:45 pm - 5:41 pm

SAI

ONT

38h 56m

2 stops

$1,298United Airlines

Wed, Apr 8 - Sat, Apr 18

12:10 am - 4:25 pm

ONT

SAI

26h 15m

3 stops

9:40 am - 6:00 pm

SAI

ONT

22h 20m

2 stops

$1,474Multiple Airlines

Fri, May 1 - Sun, May 10

7:59 pm - 6:45 pm

ONT

SAI

56h 46m

3 stops

7:25 pm - 11:59 pm

SAI

ONT

42h 34m

3 stops

$1,803Qatar Airways

Tue, Mar 17 - Mon, Mar 23

1:40 pm - 3:55 pm

ONT

SAI

36h 15m

2 stops

10:45 am - 5:41 pm

SAI

ONT

44h 56m

2 stops

$1,959United Airlines

Wed, Mar 18 - Mon, Mar 23

6:00 am - 12:40 pm

ONT

SAI

40h 40m

3 stops

1:20 pm - 6:13 pm

SAI

ONT

42h 53m

3 stops

$2,009Qatar Airways

Booking Insights

KAYAK's insights & trends for Ontario to Siem Reap flights

Get data-powered insights and trends into flights from Ontario to Siem Reap to help you find the cheapest flights, the best time to fly and much more.

How long does a flight from Ontario to Siem Reap take?

The duration of a flight to Siem Reap depends on your arrival airport. The shortest route to Siem Reap from Ontario is to Siem Reap, which takes 30h 40m.

Find deals

How does KAYAK find such low prices on flights from Ontario to Siem Reap?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Siem Reap.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Siem Reap?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Ontario to Siem Reap is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Siem Reap?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Ontario to Siem Reap with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Siem Reap?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Ontario to Siem Reap up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Siem Reap

Airports

Cabin class

Flights to other cities

Origins

Information on your arrival and departure airports

Ontario (ONT)

$576 Find Cheap Flights from Ontario to Siem Reap

KAYAK searches hundreds of travel sites at once for deals on flights to Siem Reap

Book Cheap Ontario to Siem Reap Plane Tickets

Recent round-trip flight deals from Ontario to Siem Reap

Recent one-way flight deals from Ontario to Siem Reap

KAYAK's insights & trends for Ontario to Siem Reap flights

Get data-powered insights and trends into flights from Ontario to Siem Reap to help you find the cheapest flights, the best time to fly and much more.

How long does a flight from Ontario to Siem Reap take?

The duration of a flight to Siem Reap depends on your arrival airport. The shortest route to Siem Reap from Ontario is to Siem Reap, which takes 30h 40m.

FAQs - booking Siem Reap flights

How does KAYAK find such low prices on flights from Ontario to Siem Reap?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Siem Reap.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Siem Reap?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Ontario to Siem Reap is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Siem Reap?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Ontario to Siem Reap with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Siem Reap?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Ontario to Siem Reap up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Siem Reap

Information on your arrival and departure airports

Cabin class types available on flights to Siem Reap

Flights to other popular destinations

Flights from other airports in Ontario to Siem Reap