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Cheap Flights from Seoul to Techo

Compare Seoul to Techo flight deals

Find the cheapest month or even day of the year to fly to Techo

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Flight deals from Seoul to Techo Airport

Looking for a cheap last-minute deal or the best return flight from Seoul to Techo Airport? If you want to travel next month, return fares start from $311. Find the lowest prices on one-way and return tickets right here.
Phnom Penh.$167 per passenger.Departing Thu, 26 Mar.One-way flight with Eastar Jet.Outbound indirect flight with Eastar Jet, departs from Incheon International on Thu, 26 Mar, arriving in Techo.Price includes taxes and charges.From $167, select.
Phnom Penh.$167 per passenger.Departing Sat, 16 May.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Sat, 16 May, arriving in Techo.Price includes taxes and charges.From $167, select.
Phnom Penh.$169 per passenger.Departing Fri, 12 Jun.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Fri, 12 Jun, arriving in Techo.Price includes taxes and charges.From $169, select.
Phnom Penh.$173 per passenger.Departing Thu, 27 Aug.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Thu, 27 Aug, arriving in Techo.Price includes taxes and charges.From $173, select.
Phnom Penh.$177 per passenger.Departing Fri, 24 Apr.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Fri, 24 Apr, arriving in Techo.Price includes taxes and charges.From $177, select.
Phnom Penh.$178 per passenger.Departing Mon, 14 Sep.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Mon, 14 Sep, arriving in Techo.Price includes taxes and charges.From $178, select.
Phnom Penh.$179 per passenger.Departing Sat, 16 May.One-way flight with Sky Angkor.Outbound direct flight with Sky Angkor departs from Incheon International on Sat, 16 May, arriving in Techo.Price includes taxes and charges.From $179, select.
Phnom Penh.$180 per passenger.Departing Sat, 13 Jun.One-way flight with Sky Angkor.Outbound direct flight with Sky Angkor departs from Incheon International on Sat, 13 Jun, arriving in Techo.Price includes taxes and charges.From $180, select.
Phnom Penh.$180 per passenger.Departing Mon, 20 Apr.One-way flight with Sky Angkor.Outbound direct flight with Sky Angkor departs from Incheon International on Mon, 20 Apr, arriving in Techo.Price includes taxes and charges.From $180, select.
Phnom Penh.$181 per passenger.Departing Wed, 1 Jul.One-way flight with Sky Angkor.Outbound direct flight with Sky Angkor departs from Incheon International on Wed, 1 Jul, arriving in Techo.Price includes taxes and charges.From $181, select.
Phnom Penh.$188 per passenger.Departing Fri, 20 Nov.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Fri, 20 Nov, arriving in Techo.Price includes taxes and charges.From $188, select.
Phnom Penh.$189 per passenger.Departing Tue, 6 Oct.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Tue, 6 Oct, arriving in Techo.Price includes taxes and charges.From $189, select.
Phnom Penh.$197 per passenger.Departing Thu, 17 Dec.One-way flight with Vietnam Airlines.Outbound indirect flight with Vietnam Airlines, departs from Incheon International on Thu, 17 Dec, arriving in Techo.Price includes taxes and charges.From $197, select.
Phnom Penh.$203 per passenger.Departing Mon, 16 Mar.One-way flight with Sky Angkor.Outbound direct flight with Sky Angkor departs from Incheon International on Mon, 16 Mar, arriving in Techo.Price includes taxes and charges.From $203, select.
Phnom Penh.$243 per passenger.Departing Fri, 1 Jan.One-way flight with Thai AirAsia.Outbound indirect flight with Thai AirAsia, departs from Incheon International on Fri, 1 Jan, arriving in Techo.Price includes taxes and charges.From $243, select.
Phnom Penh.$254 per passenger.Departing Mon, 14 Sep.One-way flight with Asiana Airlines.Outbound direct flight with Asiana Airlines departs from Incheon International on Mon, 14 Sep, arriving in Techo.Price includes taxes and charges.From $254, select.

Find the cheapest month to fly from Seoul to Techo

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seoul to Techo flights are currently cheapest in March.
Mar
from $167
Apr
from $177
May
from $167
Jun
from $169
Jul
from $181
Aug
from $173
Sep
from $178
Oct
from $189
Nov
from $188
Dec
from $197
Jan
from $243
Feb
from $420

Direct flights from Seoul to Techo

Seoul to Techo: Alternative routes

Compare routes from Seoul to Phnom Penh below. You may find an airport to fly into that's cheaper, faster, or easier than Techo.

Phnom Penh

9km from central Phnom Penh
Closest
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Seoul to Phnom Penh: Flight information

The things to know before you go.
Cheapest flight found$167
Cheapest month to flyMarch
Average flight time5 hrs, 50 mins
Most popular airlineKorean Air
Average flights per week38

Finding cheap flights from Seoul to Techo: Frequently asked questions

The best price we found for a return flight from Seoul to Techo is $286. 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.
5 hours and 50 minutes is the average flight time from Seoul to Techo.
Korean Air, United and Asiana Airlines fly direct from Seoul to Techo.
As of March 2026, there are 74 flights per week flying from Seoul to Techo.
The cheapest month to fly from Seoul to Techo is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seoul to Techo Airport on Friday, 8 May 2026.
Yes – the average flight time is 5 hours and 50 minutes.
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 Techo 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 Phnom Penh is around 40 days in advance, so don’t leave your flight to the last minute.

How to find cheap flights to Techo from Seoul

Looking for cheap tickets from Seoul to Techo? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Seoul to Techo. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Techo from Seoul from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Seoul-Techo ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Techo from Seoul.
  • Set up a Price Alert. You can easily track the fare of your cheap Seoul-Techo flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Seoul and Techo? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Seoul and Techo. We scour the internet for the best Business, Premium Economy and First Class flight fares to Techo, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Seoul to Techo flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Techo from Seoul with hotels and car hire

    Once you've secured your cheap flight ticket from Seoul to Techo, discover the best prices and exclusive rates for hotels in Techo or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


Plan the rest of your trip from Seoul to Phnom Penh

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