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Cheap flights from Indianapolis to Siem Reap from $1,608

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Siem Reap departing on 10/17. 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 Indianapolis to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
12:43 pm - 9:00 am
IND
-
SAI
33h 17m
3 stops
Etihad Airways Logo
7:25 pm - 7:28 pm
SAI
-
IND
36h 03m
3 stops
$1,608Etihad Airways
Sat, Oct 17 - Sun, Nov 1
Multiple Airlines Logo
7:00 am - 9:40 am
IND
-
SAI
39h 40m
3 stops
Multiple Airlines Logo
10:30 am - 6:55 am
SAI
-
IND
55h 25m
2 stops
$1,741Multiple Airlines
Sat, Oct 3 - Sun, Oct 18
Multiple Airlines Logo
4:25 pm - 5:10 pm
IND
-
SAI
61h 45m
3 stops
Multiple Airlines Logo
6:05 pm - 8:04 pm
SAI
-
IND
36h 59m
3 stops
$1,752Multiple Airlines
Sat, Sep 19 - Sun, Oct 4
Multiple Airlines Logo
7:00 am - 9:40 am
IND
-
SAI
63h 40m
3 stops
Multiple Airlines Logo
10:30 am - 6:55 am
SAI
-
IND
55h 25m
2 stops
$1,761Multiple Airlines
Fri, Sep 18 - Sun, Oct 4
Qatar Airways Logo
11:52 am - 9:00 am
IND
-
SAI
34h 08m
3 stops
Qatar Airways Logo
7:35 pm - 7:28 pm
SAI
-
IND
34h 53m
3 stops
$1,793Qatar Airways
Fri, Sep 18 - Sun, Oct 4
Multiple Airlines Logo
6:09 pm - 9:40 am
IND
-
SAI
52h 31m
2 stops
Multiple Airlines Logo
9:30 pm - 5:50 pm
SAI
-
IND
32h 20m
3 stops
$5,102Multiple Airlines
Sat, Oct 17 - Sun, Nov 1
United Airlines Logo
6:00 am - 9:40 am
IND
-
SAI
40h 40m
2 stops
United Airlines Logo
10:45 am - 7:19 am
SAI
-
IND
55h 34m
2 stops
$15,355United Airlines
Sat, Oct 17 - Sun, Nov 1

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Customize your flight search to find flights from Indianapolis to Region of 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 2, 2026.
Use the filters below to find and compare flights from Indianapolis to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisSiem Reap

IND - SAI

INDSAI

Indianapolis

Sat 10/17

12:43 pm-9:00 am

3 stops33h 17m

Siem Reap–Angkor Intl

Sun 11/1

7:25 pm-7:28 pm

3 stops36h 03m

$1,608

IndianapolisSiem Reap

IND - SAI

INDSAI

Indianapolis

Sat 10/3

7:00 am-9:40 am

3 stops39h 40m

Siem Reap–Angkor Intl

Sun 10/18

10:30 am-6:55 am

2 stops55h 25m

$1,741

IndianapolisSiem Reap

IND - SAI

INDSAI

Indianapolis

Sat 9/19

4:25 pm-5:10 pm

3 stops61h 45m

Siem Reap–Angkor Intl

Sun 10/4

6:05 pm-8:04 pm

3 stops36h 59m

$1,752

IndianapolisSiem Reap

IND - SAI

INDSAI

Indianapolis

Fri 9/18

7:00 am-9:40 am

3 stops63h 40m

Siem Reap–Angkor Intl

Sun 10/4

10:30 am-6:55 am

2 stops55h 25m

$1,761
Quickest round-trip

IndianapolisSiem Reap

IND - SAI

INDSAI

Indianapolis

Fri 9/18

11:52 am-9:00 am

3 stops34h 08m

Siem Reap–Angkor Intl

Sun 10/4

7:35 pm-7:28 pm

3 stops34h 53m

$1,793

IndianapolisSiem Reap

IND - SAI

INDSAI

Indianapolis

Sat 10/17

6:09 pm-9:40 am

2 stops52h 31m

Siem Reap–Angkor Intl

Sun 11/1

9:30 pm-5:50 pm

3 stops32h 20m

$5,102

IndianapolisSiem Reap

IND - SAI

INDSAI

Indianapolis

Sat 10/17

6:00 am-9:40 am

2 stops40h 40m

Siem Reap–Angkor Intl

Sun 11/1

10:45 am-7:19 am

2 stops55h 34m

$15,355

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Indianapolis to Region of Siem Reap flight deals and tips

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

Fastest flight time

33h 17m

Direct flights

None
The fastest flight from Indianapolis to Region of Siem Reap takes 33h 17m
There are no direct flights from Indianapolis to Region of Siem Reap. There are no popular flight routes from Indianapolis to Region of Siem Reap.
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Frequently asked questions about flying from Indianapolis to Siem Reap

  • When did momondo last update prices for flights from Indianapolis Airport to Siem Reap?

    Prices for flights from Indianapolis Airport to Siem Reap were last updated today.

  • How old do you have to be to fly from Indianapolis Airport to Siem Reap?

    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 Indianapolis Airport to Siem Reap.

  • What documentation or ID do you need to fly to Siem Reap?

    The travel and health documents you'll need for your trip to Siem Reap 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Indianapolis to Siem Reap

  • How do I get Price Alerts for flights from Indianapolis to Region of Siem Reap?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Indianapolis from Region of Siem Reap. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Indianapolis to Region of Siem Reap with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • 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.

Why use momondo?

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

It is quick and easy to find Indianapolis 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 Indianapolis to Siem Reap with flexible booking policies on momondo?

Flights from Indianapolis to Siem Reap with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

Yes. momondo can track prices for Indianapolis to Siem Reap flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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