Are Incheon to Sendai flights cheap right now?

As of Oct 25, 19:00, 52 departure days are at least 20% below average. The deepest drop is Nov 28 (Sat) - Dec 2 (Wed), round trip, 4 nights, at ₩396,200: 40.4% below the ₩664,282 average.

What is the average fare from Incheon to Sendai, round trip, 3 nights?

The average fare from Incheon to Sendai, round trip, 3 nights, is ₩658,898 (as of Oct 25, 18:00): the mean of the lowest fare on 118 departure days.

What is the cheapest date from Incheon to Sendai, round trip, 3 nights?

The cheapest departure in the next 60 days is Nov 2 (Mon) - Nov 5 (Thu) at ₩396,200, below the ₩658,898 average (checked Oct 25, 10:11).

What is the average fare from Incheon to Sendai, round trip, 4 nights?

The average fare from Incheon to Sendai, round trip, 4 nights, is ₩664,282 (as of Oct 25, 19:00): the mean of the lowest fare on 178 departure days.

What is the cheapest date from Incheon to Sendai, round trip, 4 nights?

The cheapest departure in the next 60 days is Nov 1 (Sun) - Nov 5 (Thu) at ₩396,200, below the ₩664,282 average (checked Oct 25, 10:11).

What is the average fare from Incheon to Sendai, round trip, 7 nights?

The average fare from Incheon to Sendai, round trip, 7 nights, is ₩661,112 (as of Oct 25, 18:00): the mean of the lowest fare on 178 departure days.

What is the cheapest date from Incheon to Sendai, round trip, 7 nights?

The cheapest departure in the next 60 days is Nov 26 (Thu) - Dec 3 (Thu) at ₩396,200, below the ₩661,112 average (checked Oct 25, 10:11).

Every flight from Incheon

Incheon to Sendai flights: average fare and cheapest dates

Japan · ICN↔SDJ. The lowest fare of each departure day, collected daily and set against the average for each trip length. A day at least 20% below average is a drop.

Averages as of Oct 25, 19:00

Average fare

The mean of the lowest fare collected for each departure day, per trip length.

Trip	Average	Lowest ahead	Departure days	Computed
round trip, 3 nights	₩658,898	₩396,200	118 days	Oct 25, 18:00
round trip, 4 nights	₩664,282	₩396,200	178 days	Oct 25, 19:00
round trip, 7 nights	₩661,112	₩396,200	178 days	Oct 25, 18:00

Cheapest departure days

The 5 cheapest days departing in the next 60 days.

round trip, 3 nights

Nov 2 (Mon) - Nov 5 (Thu)₩396,200Below averageChecked Oct 25, 10:11
Dec 2 (Wed) - Dec 5 (Sat)₩396,200Below averageChecked Oct 25, 10:11
Dec 9 (Wed) - Dec 12 (Sat)₩396,200Below averageChecked Oct 25, 10:11
Dec 7 (Mon) - Dec 10 (Thu)₩411,200Below averageChecked Oct 25, 10:11
Dec 10 (Thu) - Dec 13 (Sun)₩411,200Below averageChecked Oct 25, 10:11

round trip, 4 nights

Nov 1 (Sun) - Nov 5 (Thu)₩396,200Below averageChecked Oct 25, 10:11
Nov 3 (Tue) - Nov 7 (Sat)₩396,200Below averageChecked Oct 25, 10:11
Nov 28 (Sat) - Dec 2 (Wed)₩396,200Below averageChecked Oct 25, 10:11
Dec 5 (Sat) - Dec 9 (Wed)₩396,200Below averageChecked Oct 25, 10:11
Dec 9 (Wed) - Dec 13 (Sun)₩396,200Below averageChecked Oct 25, 10:11

round trip, 7 nights

Nov 26 (Thu) - Dec 3 (Thu)₩396,200Below averageChecked Oct 25, 10:11
Nov 28 (Sat) - Dec 5 (Sat)₩396,200Below averageChecked Oct 25, 10:11
Dec 2 (Wed) - Dec 9 (Wed)₩396,200Below averageChecked Oct 25, 10:11
Dec 3 (Thu) - Dec 10 (Thu)₩396,200Below averageChecked Oct 25, 10:11
Dec 5 (Sat) - Dec 12 (Sat)₩396,200Below averageChecked Oct 25, 10:11

Lowest fare by month

The cheapest collected departure day of each month.

Month	round trip, 3 nights	round trip, 4 nights	round trip, 7 nights
Oct 2026	₩526,200Oct 31 (Sat) - Nov 3 (Tue)	₩674,000Oct 31 (Sat) - Nov 4 (Wed)	₩526,200Oct 31 (Sat) - Nov 7 (Sat)
Nov 2026	₩396,200Nov 2 (Mon) - Nov 5 (Thu)	₩396,200Nov 1 (Sun) - Nov 5 (Thu)	₩396,200Nov 26 (Thu) - Dec 3 (Thu)
Dec 2026	₩396,200Dec 2 (Wed) - Dec 5 (Sat)	₩396,200Dec 5 (Sat) - Dec 9 (Wed)	₩396,200Dec 2 (Wed) - Dec 9 (Wed)
Jan 2027	₩606,200Jan 8 (Fri) - Jan 11 (Mon)	₩606,200Jan 7 (Thu) - Jan 11 (Mon)	₩606,200Jan 7 (Thu) - Jan 14 (Thu)
Feb 2027	₩606,200Feb 1 (Mon) - Feb 4 (Thu)	₩556,200Feb 28 (Sun) - Mar 4 (Thu)	₩596,200Feb 28 (Sun) - Mar 7 (Sun)
Mar 2027	No data	₩536,200Mar 1 (Mon) - Mar 5 (Fri)	₩536,200Mar 1 (Mon) - Mar 8 (Mon)
Apr 2027	No data	₩576,200Apr 16 (Fri) - Apr 20 (Tue)	₩576,200Apr 12 (Mon) - Apr 19 (Mon)

Checked Oct 25, 10:11 to Oct 25, 10:11

round trip, 3 nights, by date

Low: ₩396,200
Average: ₩658,898
High: ₩959,100

round trip, 4 nights, by date

Low: ₩396,200
Average: ₩664,282
High: ₩966,800

round trip, 7 nights, by date

Low: ₩396,200
Average: ₩661,112
High: ₩981,200

₩396,200▼ 39.9%

Questions

Are Incheon to Sendai flights cheap right now?: As of Oct 25, 19:00, 52 departure days are at least 20% below average. The deepest drop is Nov 28 (Sat) - Dec 2 (Wed), round trip, 4 nights, at ₩396,200: 40.4% below the ₩664,282 average.
What is the average fare from Incheon to Sendai, round trip, 3 nights?: The average fare from Incheon to Sendai, round trip, 3 nights, is ₩658,898 (as of Oct 25, 18:00): the mean of the lowest fare on 118 departure days.
What is the cheapest date from Incheon to Sendai, round trip, 3 nights?: The cheapest departure in the next 60 days is Nov 2 (Mon) - Nov 5 (Thu) at ₩396,200, below the ₩658,898 average (checked Oct 25, 10:11).
What is the average fare from Incheon to Sendai, round trip, 4 nights?: The average fare from Incheon to Sendai, round trip, 4 nights, is ₩664,282 (as of Oct 25, 19:00): the mean of the lowest fare on 178 departure days.
What is the cheapest date from Incheon to Sendai, round trip, 4 nights?: The cheapest departure in the next 60 days is Nov 1 (Sun) - Nov 5 (Thu) at ₩396,200, below the ₩664,282 average (checked Oct 25, 10:11).
What is the average fare from Incheon to Sendai, round trip, 7 nights?: The average fare from Incheon to Sendai, round trip, 7 nights, is ₩661,112 (as of Oct 25, 18:00): the mean of the lowest fare on 178 departure days.
What is the cheapest date from Incheon to Sendai, round trip, 7 nights?: The cheapest departure in the next 60 days is Nov 26 (Thu) - Dec 3 (Thu) at ₩396,200, below the ₩661,112 average (checked Oct 25, 10:11).