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Xian to Seoul flights in December 2026 from $251 XIY → GMP, ICN

Xianyang International Airport (XIY) → Gimpo International Airport (GMP), Incheon International Airport (ICN)

For departures in December 2026, the cheapest return found recently is $251 with China Southern Airlines, 21 Dec – 2 Jan 2027, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 11 departure dates is usually $249 to $255. Across all 22 departure dates we hold on this route, it is usually $249 to $260. Of the 3 months with enough return fares to compare, 1 is usually cheaper than December 2026.

Cheapest return found recently

$251

21 Dec – 2 Jan 2027 · China Southern Airlines

Xianyang International Airport (XIY) → Incheon International Airport (ICN)

out 1 stop, back 1 stop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$243

9 Dec – 14 Dec · Tianjin Airlines

Xianyang International Airport (XIY) → Incheon International Airport (ICN)

out 1 stop, back 1 stop

found 6 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
9 Dec – 14 Dec$243Tianjin Airlinesout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
10 Dec – 16 Dec$243Tianjin Airlinesout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
8 Dec – 17 Dec$249China Easternout 1 stop, back 1 stopfound 5 days agoSee prices for these dates
11 Dec – 14 Dec$249China Easternout 1 stop, back 1 stopfound 6 days agoSee prices for these dates
21 Dec – 2 Jan 2027$251China Southern Airlinesout 1 stop, back 1 stopfound 2 days agoSee prices for these dates

Every date we hold

11 departure dates

8 Dec – 17 Dec: $249, found 5 days ago9 Dec – 14 Dec: $243, found 6 days ago10 Dec – 16 Dec: $243, found 6 days ago11 Dec – 14 Dec: $249, found 6 days ago13 Dec – 20 Dec: $253, found 3 days ago16 Dec – 26 Dec: $259, found 8 days ago19 Dec – 31 Dec: $254, found 2 days ago20 Dec – 31 Dec: $254, found 2 days ago21 Dec – 2 Jan 2027: $251, found 2 days ago22 Dec – 1 Jan 2027: $256, found 2 days ago23 Dec – 1 Jan 2027: $257, found 2 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
8 Dec – 17 Dec$249China EasternXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
9 Dec – 14 Dec$243Tianjin AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
10 Dec – 16 Dec$243Tianjin AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
11 Dec – 14 Dec$249China EasternXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
13 Dec – 20 Dec$253China Southern AirlinesXianyang International Airport (XIY) → Gimpo International Airport (GMP)out 1 stop, back 1 stopfound 3 days agoSee prices for these dates
16 Dec – 26 Dec$259China Southern AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 8 days agoSee prices for these dates
19 Dec – 31 Dec$254China Southern AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
20 Dec – 31 Dec$254China Southern AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
21 Dec – 2 Jan 2027$251China Southern AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
22 Dec – 1 Jan 2027$256China Southern AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates
23 Dec – 1 Jan 2027$257China Southern AirlinesXianyang International Airport (XIY) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 2 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $243.

November 2026From $2445 departure dates18 Nov – 22 Nov · found 5 days agoSee prices for these dates
December 2026From $243Cheapest seen11 departure dates9 Dec – 14 Dec · found 6 days agoSee prices for these dates
January 2027From $2811 departure date19 Jan 2027 – 23 Jan 2027 · found 7 days agoSee prices for these dates
February 2027From $3753 departure dates2 Feb 2027 – 10 Feb 2027 · found 5 days agoSee prices for these dates
March 2027From $2602 departure dates7 Mar 2027 – 13 Mar 2027 · found 6 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