Cheap flights from Idaho Falls, ID to Jeju City, South Korea

Flights starting at $644. Choose between Alaska Airlines, Asiana Airlines, or Allegiant Air to find the best price.

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The most popular airlines for this route are Alaska Airlines, Asiana Airlines, Allegiant Air, Jeju Air, and Tway Airlines. Idaho Falls and Jeju City have 254 direct flights per week.

Check-in for a flight from Idaho Falls to Jeju City

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight
Asiana AirlinesAAROZYes0
0
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
Jeju AirJJA7CNoNo
Tway AirlinesTWBTWYes0
0

Weather in Jeju City

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January7°C4°C
February8°C4°C
March12°C7°C
April15°C11°C
May19°C15°C
June23°C19°C
July27°C23°C
August28°C24°C
September25°C21°C
October20°C16°C
November15°C11°C
December9°C5°C
Hottest Month
28°C
August
Coldest month
4°C
January
Sunny days
279
days per year

14 day forecast

Friday
22 Mar
94%
16°C8°C
29 Mar
16°C11°C
Saturday
23 Mar
88%
18°C15°C
30 Mar
17°C11°C
Sunday
24 Mar
86%
14°C12°C
31 Mar
19°C14°C
Monday
25 Mar
87%
14°C12°C
1 Apr
15°C12°C
Tuesday
26 Mar
89%
12°C8°C
2 Apr
16°C11°C
Wednesday
27 Mar
13°C9°C
3 Apr
19°C12°C
Thursday
28 Mar
70%
13°C11°C
4 Apr
87%
16°C15°C

Frequently asked questions

What are the most popular routes to and from Idaho Falls?
What are the most popular routes to and from Jeju City?
What airports are near Idaho Falls?
What airports are near Jeju City?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Idaho Falls and Jeju City?
What is Virtual Interlining and how do I use it?
Which airlines fly between Idaho Falls and Jeju City?
When's the best time to travel between Idaho Falls and Jeju City?
What flights operate between Idaho Falls and Jeju City?
How many airports are there near Idaho Falls?
How many airports are there near Jeju City?
What time do nonstop (direct) flights between Idaho Falls and Jeju City depart?
What time do nonstop (direct) flights between Idaho Falls and Jeju City arrive?
What time do flights between Idaho Falls and Jeju City depart?
What time do flights between Idaho Falls and Jeju City arrive?

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