Cheap flights from Trenton, NJ to Seoul, South Korea

Flights starting at £1,001. Choose between Frontier Airlines, Korean Air, or Tway Airlines to find the best price.

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How much do flights to Seoul cost?

Key info about flying to Seoul

Depart from
Trenton–Mercer
Arrive to
Incheon International
Average flights per week
155
Flight distance
Worth visiting
N Seoul Tower - Changdeokgung Palace Complex, South Korea - Songdo

Check-in for a flight from Trenton to Seoul

NameCarrier codeIATA CodePassport needed during booking
Frontier AirlinesFFTF9No
Korean AirKALKEYes
Tway AirlinesTWBTWYes
Asiana AirlinesAAROZYes
WestJetWJAWSNo

Weather in Seoul

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January1°C-5°C
February4°C-2°C
March10°C2°C
April17°C7°C
May22°C12°C
June27°C18°C
July28°C22°C
August29°C22°C
September25°C17°C
October19°C11°C
November11°C4°C
December2°C-3°C
Hottest Month
29°C
August
Coldest month
-5°C
January
Sunny days
293
days per year
Snow days
8
days per year

14 day forecast

Saturday
7 Dec
3°C-1°C
14 Dec
1°C-1°C
Sunday
8 Dec
3°C-1°C
15 Dec
3°C-2°C
Monday
9 Dec
5°C0°C
16 Dec
3°C-1°C
Tuesday
10 Dec
6°C1°C
17 Dec
5°C0°C
Wednesday
11 Dec
4°C0°C
18 Dec
8°C2°C
Thursday
12 Dec
4°C0°C
19 Dec
8°C4°C
Friday
13 Dec
84%
5°C1°C
20 Dec
4°C1°C
Book your trip to arrive at Incheon International, or Gimpo International. The most popular airlines for this route are Frontier Airlines, Korean Air, Tway Airlines, Asiana Airlines, and WestJet. Trenton and Seoul have 155 direct flights per week. When you arrive at Seoul, consider visiting N Seoul Tower, Changdeokgung Palace Complex, South Korea, and Songdo.

Frequently asked questions

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