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Cheap Flights from Dublin to Siem Reap–Angkor

Compare Dublin to Siem Reap–Angkor flight deals

Find the cheapest month or even day of the year to fly to Siem Reap–Angkor

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Flight deals from Dublin to Siem Reap–Angkor

Looking for a cheap last-minute deal or the best return flight from Dublin to Siem Reap–Angkor ? Find the lowest prices on one-way and return tickets right here.
Siem Reap.ر.ق.‏ 1,536 per passenger.Departing Sat, 17 Jan.One-way flight with Pegasus Airlines.Outbound indirect flight with Pegasus Airlines, departs from Dublin on Sat, 17 Jan, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 1,536, select.
Siem Reap.ر.ق.‏ 1,633 per passenger.Departing Mon, 22 Sep.One-way flight with Pegasus Airlines.Outbound indirect flight with Pegasus Airlines, departs from Dublin on Mon, 22 Sep, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 1,633, select.
Siem Reap.ر.ق.‏ 1,648 per passenger.Departing Sun, 22 Feb.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Sun, 22 Feb, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 1,648, select.
Siem Reap.ر.ق.‏ 1,697 per passenger.Departing Mon, 8 Dec.One-way flight with Aer Lingus.Outbound indirect flight with Aer Lingus, departs from Dublin on Mon, 8 Dec, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 1,697, select.
Siem Reap.ر.ق.‏ 1,706 per passenger.Departing Sat, 4 Oct.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Sat, 4 Oct, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 1,706, select.
Siem Reap.ر.ق.‏ 1,726 per passenger.Departing Wed, 12 Nov.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Wed, 12 Nov, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 1,726, select.
Siem Reap.ر.ق.‏ 1,945 per passenger.Departing Fri, 27 Mar.One-way flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Dublin on Fri, 27 Mar, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 1,945, select.
Siem Reap.ر.ق.‏ 2,089 per passenger.Departing Tue, 14 Jul.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Tue, 14 Jul, arriving in Siem Reap–Angkor .Price includes taxes and charges.From ر.ق.‏ 2,089, select.

Find the cheapest month to fly from Dublin to Siem Reap–Angkor

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to Siem Reap–Angkor flights are currently cheapest in January.
Sep
from ر.ق.‏ 1,633
Oct
from ر.ق.‏ 1,706
Nov
from ر.ق.‏ 1,726
Dec
from ر.ق.‏ 1,697
Jan
from ر.ق.‏ 1,536
Feb
from ر.ق.‏ 1,648
Mar
from ر.ق.‏ 1,945
Apr
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May
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Jun
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Jul
from ر.ق.‏ 2,089
Aug
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Dublin to Siem Reap–Angkor : Alternative routes

Compare routes from Dublin to Siem Reap below. You may find an airport to fly into that's cheaper, faster, or easier than Siem Reap–Angkor .

Dublin to Siem Reap: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 1,536
Cheapest month to flyJanuary

Finding cheap flights from Dublin to Siem Reap–Angkor : Frequently asked questions

The best price we found for a return flight from Dublin to Siem Reap–Angkor is ر.ق.‏ 2,811. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Dublin to Siem Reap–Angkor . But we found flights with one or more stops from ر.ق.‏ 2,811.
As of September 2025, there are no flights flying from Dublin to Siem Reap–Angkor .
The cheapest month to fly from Dublin to Siem Reap–Angkor is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Siem Reap–Angkor Airport on Saturday, 15 November 2025.
No airlines currently offer direct flights between Dublin Airport and Siem Reap–Angkor Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Siem Reap–Angkor but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Siem Reap is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Siem Reap–Angkor .

Travelling from Dublin Airport (DUB) to Siem Reap-Ankor International Airport (SAI): what you need to know

  • Siem Reap is seven hours ahead of Dublin and follows the UTC+7 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Show up at the airport on time to catch your DUB to SAI flight.

  • During popular months like August, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight whenever you're flying during a peak period in general.

How to find the cheapest flights from Dublin Airport (DUB) to Siem Reap-Ankor International Airport (SAI)

  • The lowest price we've found for a one-way Dublin Airport to Siem Reap-Ankor International Airport flight is ر.ق.‏ 1,536. A return plane ticket right now is ر.ق.‏ 2,811. Depending on the availability when you book, these fares may change.

  • Don't leave things to the last moment. You're more likely to get cheap tickets from DUB to SAI if you book ahead. Airlines often offer some great early bird deals.

  • Finding cheap flights from Dublin Airport to Siem Reap-Ankor International Airport is easier if you're flexible with your travel plans. Use the 'Whole month' search tool to see the lowest prices across the month and bag a great deal.

  • There's no need to check every day to see if fares have dropped when you set up a Price Alert. We'll send you an update as soon as there's a change in price on cheap flights from DUB to SAI.

  • Tailor your trip with filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Dublin Airport to Siem Reap-Ankor International Airport.

Handy information about Dublin Airport (DUB)

  • When it comes to the on-time performance of Dublin Airport, 72.87% of flights stick to their scheduled arrival time.

  • Dublin Airport is around 21 kilometres from central Dublin. If you're ride-sharing, catching a cab or driving from the centre, it'll take 30 minutes or so to get there, depending on the traffic.

  • The journey on public transport takes about 2 hours 10 minutes.

  • Have an early flight from Dublin Airport to Siem Reap-Ankor International Airport? Avoid the hassle of rushing to the airport (and catch some extra z's) by choosing one of these hotels close to DUB:

Arriving at Siem Reap-Ankor International Airport (SAI)

  • Get off your Dublin Airport to Siem Reap-Ankor International Airport flight and jump into your hotel bed shortly after. If you're searching for a convenient option within easy reach of SAI, stay at Chansor Community Homestay 18.

Getting from Siem Reap-Ankor International Airport (SAI) to central Siem Reap

  • Siem Reap-Ankor International Airport is approximately 48 kilometres from the centre of Siem Reap. Driving there takes about 1 hour.

When to fly to Siem Reap-Ankor International Airport (SAI)

  • April is the most popular month for flights from Dublin Airport to Siem Reap-Ankor International Airport. To escape the crowds, visit Siem Reap in April.

  • The warmest month in Siem Reap is March, with the temperature ranging between 22ºC and 38ºC. Book your flights from Dublin Airport to Siem Reap-Ankor International Airport in this month if you enjoy this type of weather.

  • January sees average temperatures of between 18ºC and 33ºC. Look for cheap tickets from DUB to SAI around that time if you like cooler conditions.

Explore more of Cambodia

  • Siem Reap is easy to fall in love with, but there are so many other parts of Cambodia you should also see. Around 225 kilometres south-east of Siem Reap, a visit to Phnom Penh will fill your itinerary to the brim. Start with attractions like Royal Palace, Tuol Sleng Genocide Museum and Wat Phnom.

  • Around 306 kilometres south of Siem Reap, Sihanoukville is another essential stop in Cambodia. Experience major highlights starting with Ochheuteal Beach, Wat Leu Temple and Wat Krom Temple.

Plan the rest of your trip from Dublin to Siem Reap

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.