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Seoul to Oita Flight Distance

Incheon International Airport (ICN) to Oita Airport (OIT)

Short HaulSoutheast (131°)Direct flights available
Primary sources · 6
  1. [1] Vincenty (1975)Direct and Inverse Solutions of Geodesics on the Ellipsoid — the iterative formula used for distance · Survey Review XXIII (176), pp. 88–93 · April 1975 https://www.ngs.noaa.gov/PUBS_LIB/inverse.pdf
  2. [2] NGA.STND.0036_1.0.0_WGS84WGS-84 reference ellipsoid (a = 6,378,137 m, 1/f = 298.257223563) · NGA Standard · July 2014 https://earth-info.nga.mil/index.php?dir=wgs84&action=wgs84
  3. [3] DESNZ 2024 conversion factorsPer-km kg CO₂e factors for the three distance bands and four cabin classes · UK Department for Energy Security and Net Zero · June 2024 https://www.gov.uk/government/publications/greenhouse-gas-reporting-conversion-factors-2024
  4. [4] Lee et al. (2021)Effective radiative forcing of aviation — the science behind the 1.9 × CO₂ → CO₂e uplift · Atmospheric Environment 244, 117834 · January 2021 https://doi.org/10.1016/j.atmosenv.2020.117834
  5. [5] OpenFlightsAirport coordinates and IATA codes · openflights.org/data.php · Community-maintained https://openflights.org/data.php
  6. [6] Sack (2010)Jet-lag review — clinical chronobiology and asymmetric recovery rates · New England Journal of Medicine 362:440 · February 2010 https://www.nejm.org/doi/full/10.1056/NEJMcp0909838

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405
Miles
653
Kilometers
352
Nautical miles
1h 16m
Flight time
Route Distance Scale653 km of 18,000 km max
0Short <1,500kmMedium <4,000kmLong <12,000kmUltra-Long

Your Route Summary

ICN
Origin
Incheon International Airport
Seoul, South Korea
37.4691°, 126.4510°
OIT
Destination
Oita Airport
Oita, Japan
33.4794°, 131.7370°

What This Means For Your Trip

Flight Duration: At 405 miles, this short-haul flight will take approximately 1h 16m. This is a relatively quick flight where you may not even need entertainment.

Time Adjustment: Oita is 0 hours ahead of Seoul. You should experience minimal jet lag.

Environmental Impact: An economy class seat produces approximately 167 kg of CO2. This is relatively low for air travel.

Flight Options: 1 airline serves this route, giving you options for schedule and price comparison.

Complete Flight Analysis

MetricValueCategory / Reference
Distance (Miles)405 miPrimary frequent flyer unit
Distance (Kilometers)653 kmInternational standard
Distance (Nautical Miles)352 nmAviation standard
Flight Time1h 16mBased on 850 km/h cruise + ground time
Route ClassificationSHORT HAULShort-haul flight (under 1,500 km)
Flight Direction131° SESoutheast
Cruising Altitude33,000 ftFL330 (10,058 m)
Time Difference+0hJet lag: none
CO2 (Economy)167 kgDEFRA 2024 factors
CO2 (Business)483 kg2.9x economy
CO2 (First Class)666 kg4x economy
Trees to Offset16Economy class, per passenger
Fuel per Passenger20 L~3,600 L total (180 pax)
Operating Airlines1Direct flights available

Tips for This Route

Book Early
Book 3-6 weeks ahead for competitive fares on this route.
Best Window Seat
Choose the left side for views with less sun glare on this southeast flight.
Adjust Your Clock
Minimal time change—no special preparation needed.
Pack Smart
Short flight—light carry-on with essentials is sufficient.
Offset Your Impact
Consider offsetting 167 kg CO2 through verified programs—equivalent to planting 16 trees.
Compare Prices
Check multiple booking sites and set price alerts for the best fares.
ICN
DEPARTURE

Incheon International Airport

Seoul, South Korea

IATA / ICAO
ICN / RKSI
Elevation
23 ft (7 m)
Local Time
04:47 AM
GMT+9
Coordinates
37.4691°, 126.4510°
View full airport details
OIT
ARRIVAL+0h from departure

Oita Airport

Oita, Japan

IATA / ICAO
OIT / RJFO
Elevation
19 ft (6 m)
Local Time
04:47 AM
GMT+9
Coordinates
33.4794°, 131.7370°
View full airport details

Airlines Flying This Route

1 airline operate flights between Seoul and Oita.

KE
Korean Air
Republic of Korea

Flight Details

Cruising Altitude
33,000 ft (10,058 m)
FL330
Flight Direction
Southeast
Initial bearing: 131°
Route Type
Short-haul flight (under 1,500 km)
Typical Aircraft
Airbus A320Boeing 737Embraer E190
Fuel Consumption
20 L per passenger
~3,600 L total (180 passengers)
Geographic Context
Route stays within the Northern Hemisphere
Both airports are in the Northern Hemisphere. Both airports are in the Eastern Hemisphere.

Flight Midpoint

The geographic midpoint of this flight is located at:

Latitude
35° 30' 11.0" N
35.5031°
Longitude
129° 9' 34.7" E
129.1596°
Halfway Point
203 mi
38 min into flight

Carbon Emissions by Cabin Class

CO2 emissions vary by cabin class due to seat space allocation. Based on DEFRA 2024 emission factors.

Economy
167 kg
CO2e: 316 kg
Premium Economy
266 kg
CO2e: 506 kg
Business
483 kg
CO2e: 917 kg
First Class
666 kg
CO2e: 1266 kg
Carbon Offset
To offset an economy class seat, plant approximately 16 trees.Equivalent to 6 weeks of average household electricity

Jet Lag & Travel Tips

Jet Lag Severity
none
Time Zone Change
0 hours
Flying noneward
Tips for This Journey
  • Minimal time difference - jet lag unlikely

Seat Recommendations

Best Window for Views
left Side
Sun will be on the right (south) side during daytime
Recommendation
Left window for views away from sun glare, right for warmth

Distance in Perspective

1
1.6% of Earth's circumference
2
Similar to Berlin to Vienna (524 km)
3
0.5 hours at the speed of sound

Distance & Speed Reference

MeasurementValue
Statute Miles405 mi
Kilometers653 km
Nautical Miles352 nm
Meters653,000 m
Feet2,138,400 ft
Flight Time (850 km/h)1h 16m
Driving Time (80 km/h avg)8 hours

Travel Speed Comparison

How long would it take to cover the 653 km between Seoul and Oita at different speeds?

ModeSpeedTime
Commercial Jet850 km/h1h 16m
Turboprop Aircraft500 km/h1h 18m
Bullet Train320 km/h2h 2m
Car (highway)100 km/h6h 32m
Walking5 km/h131h (5 days)
Speed of Sound1,235 km/h0h 32m

Round Trip Summary

810
total miles
1,306
total km
2h 32m
total flight time
334
kg CO2 (economy)
View Return Flight: OIT to ICN

Quick Facts

Distance405 mi
Flight Time1h 16m
Route Typeshort haul
DirectionSE
AltitudeFL330
Time Diff+0h
CO2 (Economy)167 kg
Airlines1

Frequently Asked Questions

How far is Seoul from Oita?

The flight distance from Incheon International Airport (ICN) to Oita Airport (OIT) is 405 miles (653 km). This is the great circle distance calculated using the Vincenty formula.

How long is the flight?

A direct flight takes approximately 1h 16m. This is a short-haul flight typically cruising at 33,000 feet (FL330).

What is the time difference?

Oita is 0 hours ahead of Seoul.

What airlines fly this route?

1 airline operate this route: Korean Air.

What is the carbon footprint?

Economy class: 167 kg CO2 per passenger. Business class: 483 kg. First class: 666 kg. Offset with ~16 trees.

Which seat side is best?

For this Southeast flight, the left side offers the best views away from sun glare.

Can I drive from Seoul to Oita instead of flying?

While driving is technically possible at 653 km, it would take approximately 8 hours of non-stop driving. Flying saves you significant time, reducing travel to just 1h 16m.

What aircraft typically fly this route?

This short-haul route is typically served by Airbus A320, Boeing 737, Embraer E190 aircraft. These are narrow-body aircraft designed for efficient short-distance travel.

How can I offset the carbon from this flight?

An economy class seat on this route produces 167 kg CO2. You can offset this by planting approximately 16 trees, purchasing verified carbon credits through programs like Gold Standard or Verra, or supporting renewable energy projects. Many airlines also offer built-in carbon offset options during booking.

External Resources & References

Learn more about the airports, aviation data, and carbon emissions methodology used in this calculation.

Dig deeper on this route