Question 1

How often are flights from Sydney to Incheon delayed?

Accepted Answer

Historically, on average around 29% of flights between Sydney and Incheon have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

Question 2

Which airport is the most popular for stopovers for flights between Sydney and Incheon Intl Airport?

Accepted Answer

Guangzhou (CAN) was the most common stop: 50% of momondo users choosing one-stop flights on this route connected there.

Question 3

What is the cheapest airline that flies from Sydney Kingsford Smith to Incheon Intl?

Accepted Answer

China Southern, T'way Air, and XiamenAir are the most popular carriers operating from Sydney Kingsford Smith to Incheon Intl

Question 4

Which airlines fly to Incheon Intl Airport?

Accepted Answer

Jetstar, Asiana Airlines and T'way Air are the top three most popular airlines that fly to Incheon Intl Airport from Sydney according to our data. Jetstar is the first choice among our users, with 39% of people opting to fly with this airline when travelling to Incheon Intl Airport. Keep in mind that there are 20 different airlines that fly to Incheon Intl Airport on a routine basis, so you have a few additional options to choose from.

Question 5

Which airline has the best punctuality record on Sydney to Incheon flights?

Accepted Answer

According to our data, Korean Air have had the fewest delays on this route over the last 12 months, with about 25% of their flights experiencing any sort of delay.

Question 6

How many flights depart from Sydney to Incheon Intl Airport on average per week?

Accepted Answer

The number of flights available between Sydney and Incheon Intl Airport is 75 per week as of December 2025. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.

Question 7

What is the cheapest Sydney Kingsford Smith to Incheon Intl flight route?

Accepted Answer

Fly from Sydney Kingsford Smith to Incheon Intl for the best Sydney Kingsford Smith - Incheon Intl flight prices

Question 8

What is the cheapest day to depart on your flight to Incheon Intl Airport?

Accepted Answer

The cheapest day to depart from Sydney to Incheon Intl Airport is on a Tuesday when prices can be found for as low as $1,212. On the other hand, Friday is the most expensive day to depart from Sydney because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,372.

Question 9

Which stopover airport has the shortest connection time from Sydney to Incheon Intl Airport?

Accepted Answer

Hong Kong (HKG) has the shortest average stopover time for this route: 1h 55m.

Question 10

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 11

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

Accepted Answer

Our most recent data shows that the best time of day to fly to Incheon Intl Airport is in the evening. Flights from Sydney to Incheon Intl Airport during this time can be as low as $721. Flights in the morning are often more expensive, with an average ticket price of $1,285.

Question 12

How many flights depart from Sydney to Incheon Intl Airport on average per day?

Accepted Answer

10 flights are operational daily from Sydney to Incheon Intl Airport as of December 2025. The most popular departure time for this route is 09:00, with 93% of flights per day taking off at midday.

Question 13

Which stopover airport offers the lowest fares from Sydney to Incheon Intl Airport?

Accepted Answer

Flights via Shanghai (PVG) offer the lowest average return price of $1,032.

Question 14

Which stopover airport has the shortest travel time from Sydney to Incheon Intl Airport?

Accepted Answer

Flights connecting via Taipei City (TPE) have the shortest average one-way travel time: 14h 05m.

Question 15

What cabin class options are available on Sydney Kingsford Smith to Incheon Intl flights?

Accepted Answer

There are 3 cabin classes available to choose from on Sydney Kingsford Smith to Incheon Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 16

What is the cheapest month to fly to Incheon Intl Airport?

Accepted Answer

In general, March is the cheapest month to fly from Sydney to Incheon Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $646. If you aren’t able to travel to Incheon Intl Airport during the month of March, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $784.

Question 17

How far in advance should I book a flight to Incheon Intl Airport?

Accepted Answer

You are more likely to see cheaper flights to Incheon Intl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Incheon Intl Airport for around $1,004 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Incheon Intl Airport from Sydney for as low as $897 on momondo.

Question 18

Can stopping save me money on Sydney to Incheon Intl Airport flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Sydney to Incheon Intl Airport.

Question 19

How have Sydney to Incheon Intl Airport flight prices changed over time?

Accepted Answer

As of December 2025, prices for Sydney to Incheon Intl Airport flights are approximately 4% more expensive when compared to flights at the same time last year.

Question 20

What is the most punctual flight time for Sydney to Incheon flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Question 21

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Incheon Intl Airport?

Accepted Answer

Prices for flights from Sydney Kingsford Smith Airport to Incheon Intl Airport were last updated today.

Question 22

How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Incheon Intl Airport?

Accepted Answer

The number of operators available for flights from Sydney Kingsford Smith Airport to Incheon Intl Airport is 20 as of December 2025.

Question 23

How old do you have to be to fly from Sydney Kingsford Smith Airport to Incheon Intl Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Incheon Intl Airport.

Question 24

What documentation or ID do you need to fly to Incheon Intl Airport?

Accepted Answer

The necessary travel and health documents for your Incheon 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.

Best price found	$509
Fastest flight time	10h 30m
Direct flights	Every day

Airline	Rating	Free cancellation	Price
AirAsia X	PriceFrom $243	Free cancellation	Rating 6.4 43 reviews	Search AirAsia X flights
Scoot	PriceFrom $306	Free cancellation	Rating 6.7 311 reviews	Search Scoot flights
VietJet Air	PriceFrom $315	Free cancellation	Rating 5.6 153 reviews	Search VietJet Air flights
Jetstar	PriceFrom $378	Free cancellation	Rating 6.6 491 reviews	Search Jetstar flights
Finnair	PriceFrom $385	Free cancellation	Rating 7.6 1,336 reviews	Search Finnair flights
XiamenAir	PriceFrom $391	Free cancellation	Rating 6.6 41 reviews	Search XiamenAir flights
T'way Air	PriceFrom $472	Free cancellation	Rating 0.0 0 reviews	Search T'way Air flights
Vietnam Airlines	PriceFrom $481	Free cancellation	Rating 7.6 216 reviews	Search Vietnam Airlines flights
China Southern	PriceFrom $516	Free cancellation	Rating 7.5 122 reviews	Search China Southern flights
Singapore Airlines	PriceFrom $660	Free cancellation	Rating 8.1 1,412 reviews	Search Singapore Airlines flights

Cheap flights from Sydney to Seoul from $404

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