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Cheap flights from Dublin to Siem Reap from €659

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Siem Reap departing on 7/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
SWISS Logo
13:00 - 18:45
DUB
-
SAI
23h 45m
2 stops
SWISS Logo
16:00 - 17:50
SAI
-
DUB
31h 50m
2 stops
€659SWISS
Thu, 7 May - Wed, 3 Jun
Lufthansa Logo
17:45 - 18:45
DUB
-
SAI
19h 00m
2 stops
Lufthansa Logo
16:00 - 16:55
SAI
-
DUB
30h 55m
2 stops
€673Lufthansa
Thu, 7 May - Wed, 3 Jun
Multiple Airlines Logo
17:40 - 21:30
DUB
-
SAI
45h 50m
3 stops
Multiple Airlines Logo
16:00 - 17:50
SAI
-
DUB
31h 50m
2 stops
€804Multiple Airlines
Thu, 7 May - Wed, 3 Jun
Multiple Airlines Logo
17:40 - 21:30
DUB
-
SAI
45h 50m
3 stops
Multiple Airlines Logo
16:00 - 16:55
SAI
-
DUB
30h 55m
2 stops
€821Multiple Airlines
Thu, 7 May - Wed, 3 Jun
Multiple Airlines Logo
15:00 - 10:50
DUB
-
SAI
37h 50m
3 stops
Multiple Airlines Logo
14:55 - 06:10
SAI
-
DUB
21h 15m
3 stops
€831Multiple Airlines
Thu, 7 May - Wed, 3 Jun
Multiple Airlines Logo
15:00 - 10:50
DUB
-
SAI
37h 50m
3 stops
Multiple Airlines Logo
14:55 - 06:10
SAI
-
DUB
21h 15m
3 stops
€837Multiple Airlines
Thu, 7 May - Wed, 3 Jun
Etihad Airways Logo
20:35 - 18:45
DUB
-
SAI
40h 10m
2 stops
Etihad Airways Logo
09:40 - 07:15
SAI
-
DUB
27h 35m
2 stops
€2,602Etihad Airways
Thu, 7 May - Wed, 3 Jun
Multiple Airlines Logo
15:00 - 18:45
DUB
-
SAI
21h 45m
2 stops
Multiple Airlines Logo
14:55 - 06:10
SAI
-
DUB
21h 15m
3 stops
€3,117Multiple Airlines
Thu, 7 May - Wed, 3 Jun
Multiple Airlines Logo
15:00 - 10:50
DUB
-
SAI
37h 50m
3 stops
Multiple Airlines Logo
14:55 - 16:00
SAI
-
DUB
31h 05m
3 stops
€3,208Multiple Airlines
Thu, 7 May - Wed, 3 Jun

momondo Fare Finder

 
Customise your flight search to find flights from Dublin 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 13,528 searches. Data last updated 12 February 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

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

13:00-18:45

2 stops23h 45m

Siem Reap–Angkor Intl

Wed 3/6

16:00-17:50

2 stops31h 50m

€659

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

17:45-18:45

2 stops19h 00m

Siem Reap–Angkor Intl

Wed 3/6

16:00-16:55

2 stops30h 55m

€673

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

17:40-21:30

3 stops45h 50m

Siem Reap–Angkor Intl

Wed 3/6

16:00-17:50

2 stops31h 50m

€804

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

17:40-21:30

3 stops45h 50m

Siem Reap–Angkor Intl

Wed 3/6

16:00-16:55

2 stops30h 55m

€821

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

15:00-10:50

3 stops37h 50m

Siem Reap–Angkor Intl

Wed 3/6

14:55-06:10

3 stops21h 15m

€831

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

15:00-10:50

3 stops37h 50m

Siem Reap–Angkor Intl

Wed 3/6

14:55-06:10

3 stops21h 15m

€837

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

20:35-18:45

2 stops40h 10m

Siem Reap–Angkor Intl

Wed 3/6

09:40-07:15

2 stops27h 35m

€2,602

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

15:00-18:45

2 stops21h 45m

Siem Reap–Angkor Intl

Wed 3/6

14:55-06:10

3 stops21h 15m

€3,117

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Thu 7/5

15:00-10:50

3 stops37h 50m

Siem Reap–Angkor Intl

Wed 3/6

14:55-16:00

3 stops31h 05m

€3,208

DublinSiem Reap

DUB - SAI

DUBSAI

Dublin

Tue 30/6

07:30-09:40

2 stops20h 10m

€677

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
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When to book flights from Dublin to Siem Reap

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

Cheap Dublin to Siem Reap (DUB to SAI) flight deals and tips

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

Fastest flight time

19h 00m

Direct flights

None
The fastest flight from Dublin to Siem Reap takes 19h 00m
There are no direct flights from Dublin to Siem Reap. There are no popular flight routes from Dublin to Siem Reap.
Search flight deals

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

    Siem Reap–Angkor Intl is 10092.4 km away from Dublin. In terms of flight time, this usually takes a little over 19h 00m.

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

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

  • How old do you have to be to fly from Dublin 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 stopovers 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 Dublin 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 licence 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.

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

    Price Alerts will notify you by email when the price for flights to Siem Reap from Dublin decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Dublin to 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 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 Dublin to Siem Reap?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Siem Reap . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Dublin to Siem Reap on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to Siem Reap.

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

If you are simply researching potential flights to Siem Reap, momondo offers a useful price alert feature which will track prices for flights to Siem Reap from Dublin and alert you when they change.

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