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Cheap flights from Dublin to Siem Reap from €445

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Siem Reap departing on 20/11. 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
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Find the cheapest flights from Dublin to Siem Reap

Cheap return flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
09:00 - 17:50
DUB
-
SAI
50h 50m
2 stops
Etihad Airways Logo
15:10 - 19:05
SAI
-
DUB
33h 55m
2 stops
€657Etihad Airways
Fri, 10 Jul - Tue, 14 Jul
Etihad Airways Logo
09:00 - 16:55
DUB
-
SAI
49h 55m
2 stops
Etihad Airways Logo
19:20 - 19:05
SAI
-
DUB
29h 45m
2 stops
€723Etihad Airways
Wed, 8 Jul - Sun, 12 Jul
Multiple Airlines Logo
16:20 - 09:00
DUB
-
SAI
34h 40m
3 stops
Multiple Airlines Logo
19:20 - 22:40
SAI
-
DUB
33h 20m
3 stops
€853Multiple Airlines
Fri, 10 Jul - Tue, 14 Jul
Multiple Airlines Logo
09:00 - 09:00
DUB
-
SAI
42h 00m
2 stops
Multiple Airlines Logo
15:10 - 18:35
SAI
-
DUB
33h 25m
3 stops
€891Multiple Airlines
Fri, 10 Jul - Tue, 14 Jul
Multiple Airlines Logo
06:15 - 21:30
DUB
-
SAI
33h 15m
3 stops
Multiple Airlines Logo
16:55 - 13:30
SAI
-
DUB
26h 35m
2 stops
€1,071Multiple Airlines
Wed, 8 Jul - Sun, 12 Jul
Multiple Airlines Logo
15:40 - 21:30
DUB
-
SAI
23h 50m
3 stops
Multiple Airlines Logo
19:05 - 23:35
SAI
-
DUB
34h 30m
3 stops
€1,123Multiple Airlines
Wed, 8 Jul - Sun, 12 Jul

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Etihad Airways flights from Dublin to Region of Siem Reap

Our best Etihad Airways deals on Dublin to Region of Siem Reap flight tickets
Etihad Airways
10 Jul
DUB09:00Dublin
50h 50m
2 stops
SAI17:50Siem Reap–Angkor Intl
14 Jul
SAI15:10Siem Reap–Angkor Intl
33h 55m
2 stops
DUB19:05Dublin
€657
Etihad Airways
8 Jul
DUB09:00Dublin
49h 55m
2 stops
SAI16:55Siem Reap–Angkor Intl
12 Jul
SAI19:20Siem Reap–Angkor Intl
29h 45m
2 stops
DUB19:05Dublin
€723

momondo Fare Finder

 
Customise your flight search to find flights from Dublin 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 13,528 searches. Data last updated 27 June 2026.
Use the filters below to find and compare flights from Dublin to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Fri 10/7

09:00-17:50

2 stops50h 50m

Siem Reap–Angkor Intl

Tue 14/7

15:10-19:05

2 stops33h 55m

€657

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Wed 8/7

09:00-16:55

2 stops49h 55m

Siem Reap–Angkor Intl

Sun 12/7

19:20-19:05

2 stops29h 45m

€723

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Fri 10/7

16:20-09:00

3 stops34h 40m

Siem Reap–Angkor Intl

Tue 14/7

19:20-22:40

3 stops33h 20m

€853

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Fri 10/7

09:00-09:00

2 stops42h 00m

Siem Reap–Angkor Intl

Tue 14/7

15:10-18:35

3 stops33h 25m

€891

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Wed 8/7

06:15-21:30

3 stops33h 15m

Siem Reap–Angkor Intl

Sun 12/7

16:55-13:30

2 stops26h 35m

€1,071
Fastest return journey

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Wed 8/7

15:40-21:30

3 stops23h 50m

Siem Reap–Angkor Intl

Sun 12/7

19:05-23:35

3 stops34h 30m

€1,123
Cheapest one-way
Fastest single journey

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Fri 20/11

07:45-16:05

2 stops25h 20m

€445

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Fri 20/11

07:00-08:45

3 stops42h 45m

€511

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Dublin to Region of Siem Reap flight deals and tips

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

Fastest flight time

50h 50m

Direct flights

None
The fastest flight from Dublin to Region of Siem Reap takes 50h 50m
There are no direct flights from Dublin to Region of Siem Reap. There are no popular flight routes from Dublin to Region of Siem Reap.
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Frequently asked questions about flying from Dublin to Siem Reap

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

    Prices for flights from Dublin Airport to Siem Reap are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin 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 licence 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 Dublin to Siem Reap

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

    Search flight deals from Dublin to Region of Siem Reap. While viewing offers you’ll have the option to create a Price Alert.

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

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Dublin 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 Dublin to Siem Reap for you.

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

Yes. momondo allows you to filter the results for Dublin to Siem Reap flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Dublin and Siem Reap by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Dublin 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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Find better results for your trip to Siem Reap

Popular Cities in Siem Reap

Popular flights according to clicks in the last 7 days on momondo
Flights to Siem Reapfrom €657