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8/15/2026
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Cheap Flights to Incheon International Airport - Compare Airfares, Flight Times & Airlines

Flights to Incheon International Airport (ICN) are available through daily departures, giving travelers flexible options to suit a variety of schedules and travel needs. Browse one-way fares from $374.99, round-trip fares from $704.97, and other affordable flight options that fit different budgets and preferences. Whether you are looking for nonstop, connecting, or red-eye flights, services to Incheon International Airport operate regularly on major airlines throughout the week. Explore airfare options, compare schedules, and book the flight to Incheon International Airport that best fits your travel plans.

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Cheap Flights to Incheon International Airport (ICN)

Find and book cheap flights to Incheon International Airport (ICN) with CheapOair. Compare one-way and round-trip airfare deals, explore available flight options, and book affordable tickets for your upcoming trip. Call us for phone-only deals at 
One Way Round Trip
SFO San Francisco Sat, Aug 15
SEL Seoul
from $375
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HNL Honolulu Wed, Sep 2
SEL Seoul
from $386
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LAX Los Angeles Sun, Sep 6
SEL Seoul
from $414
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SEA Seattle Thu, Aug 20
SEL Seoul
from $422
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CHI Chicago Sat, Aug 22
SEL Seoul
from $452
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ATL Atlanta Sat, Aug 22
SEL Seoul
from $452
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HOU Houston Sat, Aug 22
SEL Seoul
from $460
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NYC New York City Wed, Aug 19
SEL Seoul
from $487
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BOS Boston Mon, Sep 7
SEL Seoul
from $502
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WAS Washington DC Tue, Aug 25
SEL Seoul
from $567
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*All fares above were last found on:
Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202607~Ref:EsECPKNDMEqN1UvfOcG-NA

Incheon International Airport Flight Facts

How far in advance do most travelers book their flights to ICN, Seoul Incheon?

Most travelers made their bookings 1 weeks in advance of their departure.

What are the busiest hours at Incheon International Airport?

The busiest hours at ICN are 4:00PM - 5:00PM

How many domestic and international flights depart from ICN every week?

Each week, at least 2 domestic flights and 887 international flights depart from Incheon International Airport

How many flights arrive at ICN each week?

A total of 884 flights arrive at Incheon International Airport each week

How many nonstop flights arrive at ICN each week?

Incheon International Airport receives 884 nonstop flights each week.

What time does the first flight to ICN typically depart?

The first flight to ICN departs around 7:00AM - 8:00AM

When does the last flight to ICN depart?

The last flight to Incheon International Airport departs around 11:00PM - 12:00AM

Which month had the most bookings to ICN, Seoul Incheon?

The month of January saw the most bookings for Incheon International Airport

Which month had the least bookings for ICN Airport?

The month of June had the fewest bookings for Incheon International Airport.

Which destinations were the most popular among First-Class travelers from ICN, Seoul Incheon

YYZ, PNH, LAX was the most popular destination visited by First-Class travelers from Incheon International Airport.

What is the booking ratio by class at ICN Airport?

2 travelers at Incheon International Airport booked either First or Business Class.

What was the average stay of passengers in Seoul Incheon?

Travelers spent an average of 19 days in Seoul Incheon.

What percentage of travelers at Seoul Incheon were over the age of 35?

60% of travelers at Seoul Incheon were over the age of 35.

How many travelers at ICN were over the age of 60?

24% of travelers were over the age of 60 at Seoul Incheon.

What proportion of travelers at ICN traveled with minors?

7% of travelers at Seoul Incheon traveled with children under the age of 14.

How many ICN travelers belong to the millennial age group?

30% of travelers at ICN were millennials.

What percentage of travelers at ICN were female?

45% of the total travelers were female at Seoul Incheon.

§ All flight facts are based on last 3 months' data except the highest and lowest booking months that are based on last 3 months' data.

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ICN Airport, Seoul Incheon Travel Tools

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