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Nonstop flights from Seoul to Sydney GMP, ICN → SYD, WSI

Gimpo International Airport (GMP), Incheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD), Western Sydney Airport (WSI)

The cheapest nonstop return found recently is $721 with Jetstar, 16 Feb 2027 – 25 Feb 2027, found yesterday.

Nonstop return

The cheapest nonstop return fare on each of 7 departure dates is usually $702 to $900.

Cheapest nonstop return

$721

16 Feb 2027 – 25 Feb 2027 · Jetstar

Incheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)

Leaves 9:50 p.m. · Return leaves 10:15 p.m. · 20 h 50 min of travel, both ways together

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

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Airlines flying it nonstop on the return fares we hold: Jetstar (7 departure dates), Korean Air (3 departure dates), Asiana Airlines (3 departure dates), T'way Air (3 departure dates).

On the 10 trips where we hold both on the same dates, nonstop cost a median $45 (5.4%) more than the cheapest fare with stops. Nonstop was cheaper or the same price on 3 of those 10 trips.

Every nonstop date we hold

Nonstop fares on 7 of the 7 departure dates we hold for this route.

17 Nov – 1 Dec: $683, found 6 days ago18 Nov – 2 Dec: $725, found 6 days ago19 Nov – 24 Dec: $927, found 6 days ago23 Nov – 8 Dec: $874, found 4 days ago16 Jan 2027 – 5 Feb 2027: $1,015, found 4 days ago16 Feb 2027 – 25 Feb 2027: $721, found yesterday15 Mar 2027 – 26 Mar 2027: $651, found 2 days agoNovJanFebMar
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
17 Nov – 1 Dec$683JetstarIncheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 6 days agoSee prices for these dates
18 Nov – 2 Dec$725T'way AirIncheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 6 days agoSee prices for these dates
19 Nov – 24 Dec$927JetstarIncheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 6 days agoSee prices for these dates
23 Nov – 8 Dec$874T'way AirIncheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 4 days agoSee prices for these dates
16 Jan 2027 – 5 Feb 2027$1,015JetstarIncheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 4 days agoSee prices for these dates
16 Feb 2027 – 25 Feb 2027$721JetstarIncheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound yesterdaySee prices for these dates
15 Mar 2027 – 26 Mar 2027$651JetstarIncheon International Airport (ICN) → Sydney (Kingsford Smith) Airport (SYD)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work