Skip to main content
AirMilesCalc
Menu

Saipan to Seoul Flight Distance

Saipan International Airport (SPN) to Incheon International Airport (ICN)

Medium HaulNorthwest (326°)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

Loading globe...

1,940
Miles
3,123
Kilometers
1,686
Nautical miles
4h 20m
Flight time
Route Distance Scale3,123 km of 18,000 km max
0Short <1,500kmMedium <4,000kmLong <12,000kmUltra-Long

Your Route Summary

SPN
Origin
Saipan International Airport
Saipan, Northern Mariana Islands
15.1190°, 145.7290°
ICN
Destination
Incheon International Airport
Seoul, South Korea
37.4691°, 126.4510°

What This Means For Your Trip

Flight Duration: At 1,940 miles, this medium-haul flight will take approximately 4h 20m. Consider bringing a book or downloading entertainment for the journey.

Time Adjustment: Seoul is 1 hour behind Saipan. You should experience minimal jet lag.

Environmental Impact: An economy class seat produces approximately 487 kg of CO2. Consider carbon offset programs if environmental impact is a concern.

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

Complete Flight Analysis

MetricValueCategory / Reference
Distance (Miles)1,940 miPrimary frequent flyer unit
Distance (Kilometers)3,123 kmInternational standard
Distance (Nautical Miles)1,686 nmAviation standard
Flight Time4h 20mBased on 850 km/h cruise + ground time
Route ClassificationMEDIUM HAULMedium-haul flight (1,500 - 4,000 km)
Flight Direction326° NWNorthwest
Cruising Altitude37,000 ftFL370 (11,278 m)
Time Difference-1hJet lag: none
CO2 (Economy)487 kgDEFRA 2024 factors
CO2 (Business)1413 kg2.9x economy
CO2 (First Class)1949 kg4x economy
Trees to Offset45Economy class, per passenger
Fuel per Passenger94 L~16,920 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 right side for views with less sun glare on this northwest flight.
Adjust Your Clock
Minimal time change—no special preparation needed.
Pack Smart
Bring entertainment, snacks, and a neck pillow for comfort.
Offset Your Impact
Consider offsetting 487 kg CO2 through verified programs—equivalent to planting 45 trees.
Compare Prices
Check multiple booking sites and set price alerts for the best fares.
SPN
DEPARTURE

Saipan International Airport

Saipan, Northern Mariana Islands

IATA / ICAO
SPN / PGSN
Elevation
215 ft (66 m)
Local Time
07:21 AM
GMT+10
Coordinates
15.1190°, 145.7290°
View full airport details
ICN
ARRIVAL-1h from departure

Incheon International Airport

Seoul, South Korea

IATA / ICAO
ICN / RKSI
Elevation
23 ft (7 m)
Local Time
06:21 AM
GMT+9
Coordinates
37.4691°, 126.4510°
View full airport details

Airlines Flying This Route

1 airline operate flights between Saipan and Seoul.

OZ
Asiana Airlines
Republic of Korea

Flight Details

Cruising Altitude
37,000 ft (11,278 m)
FL370
Flight Direction
Northwest
Initial bearing: 326°
Route Type
Medium-haul flight (1,500 - 4,000 km)
Typical Aircraft
Airbus A321Boeing 737 MAXAirbus A320neo
Fuel Consumption
94 L per passenger
~16,920 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
26° 36' 57.0" N
26.6158°
Longitude
137° 2' 23.2" E
137.0398°
Halfway Point
970 mi
130 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
487 kg
CO2e: 926 kg
Premium Economy
780 kg
CO2e: 1481 kg
Business
1413 kg
CO2e: 2684 kg
First Class
1949 kg
CO2e: 3703 kg
Carbon Offset
To offset an economy class seat, plant approximately 45 trees.Equivalent to 0.9 months of average person's carbon footprint

Jet Lag & Travel Tips

Jet Lag Severity
none
Time Zone Change
1 hour back
Flying westward
Tips for This Journey
  • Minimal time difference - jet lag unlikely

Seat Recommendations

Best Window for Views
right Side
Sun will be on the right (east/south) side
Recommendation
Either side offers good views on northbound flights

Distance in Perspective

1
7.8% of Earth's circumference
2
123 flights of this distance would reach the Moon
3
Similar to Los Angeles to New York (3,944 km)
4
2.5 hours at the speed of sound

Distance & Speed Reference

MeasurementValue
Statute Miles1,940 mi
Kilometers3,123 km
Nautical Miles1,686 nm
Meters3,123,000 m
Feet10,243,200 ft
Flight Time (850 km/h)4h 20m

Travel Speed Comparison

How long would it take to cover the 3,123 km between Saipan and Seoul at different speeds?

ModeSpeedTime
Commercial Jet850 km/h4h 20m
Turboprop Aircraft500 km/h6h 15m
Bullet Train320 km/h9h 46m
Car (highway)100 km/h31h 14m
Walking5 km/h625h (26 days)
Speed of Sound1,235 km/h2h 32m

Round Trip Summary

3,880
total miles
6,246
total km
8h 40m
total flight time
974
kg CO2 (economy)
View Return Flight: ICN to SPN

Quick Facts

Distance1,940 mi
Flight Time4h 20m
Route Typemedium haul
DirectionNW
AltitudeFL370
Time Diff-1h
CO2 (Economy)487 kg
Airlines1

Frequently Asked Questions

How far is Saipan from Seoul?

The flight distance from Saipan International Airport (SPN) to Incheon International Airport (ICN) is 1,940 miles (3,123 km). This is the great circle distance calculated using the Vincenty formula.

How long is the flight?

A direct flight takes approximately 4h 20m. This is a medium-haul flight typically cruising at 37,000 feet (FL370).

What is the time difference?

Seoul is 1 hour behind Saipan.

What airlines fly this route?

1 airline operate this route: Asiana Airlines.

What is the carbon footprint?

Economy class: 487 kg CO2 per passenger. Business class: 1413 kg. First class: 1949 kg. Offset with ~45 trees.

Which seat side is best?

For this Northwest flight, the right side offers the best views away from sun glare.

Can I drive from Saipan to Seoul instead of flying?

Driving is not practical for this 3,123 km distance, especially across international borders. It would theoretically take over 39 hours of driving. Flying at 4h 20m is the recommended option.

What aircraft typically fly this route?

This medium-haul route is typically served by Airbus A321, Boeing 737 MAX, Airbus A320neo aircraft. A mix of narrow-body and wide-body aircraft may operate this route depending on demand.

How can I offset the carbon from this flight?

An economy class seat on this route produces 487 kg CO2. You can offset this by planting approximately 45 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