Airport guide
Junmachi AirportIATA code GAJ
Junmachi Airport (GAJ/RJSC) is the primary air passenger gateway serving Yamagata, Japan in Asia. The airfield connects travelers with essential regional transit routes and operating carrier options.
- Serves
- Yamagata, Japan
- Codes
- GAJ · RJSC
- IATA · ICAO
- Time zone
- Asia/Tokyo
- Region
- Asia
Junmachi Airport (GAJ/RJSC) is the primary air passenger gateway serving Yamagata, Japan in Asia. Operating on Asia/Tokyo local time at coordinates 38.410°, 140.370°, the airfield functions as an active commercial transit hub for scheduled regional and international flights. Travelers navigating Junmachi Airport (GAJ) are encouraged to confirm terminal layouts, ground transport connections into Yamagata, and flight schedules with their operating carrier prior to travel.
Junmachi Airport details
- IATA code
- GAJ
- ICAO code
- RJSC
- City
- Yamagata
- Country
- Japan
- Region
- Asia
- Time zone
- Asia/Tokyo
- Coordinates
- 38.412°, 140.371°
- From OurAirports
Codes, region and time zone come from the Originfacts airport record (last updated 12 Jun 2026). Fields marked otherwise come from the dataset named on them. None are verified by hand against Junmachi Airport’s own pages.
GAJ airport facts
- Size class
- Medium airport
- From OurAirports (5 Oct 2026); OurAirports’ own classification
- Elevation
- 108 m (353 ft)
- From OurAirports (5 Oct 2026)
- Passengers, 2024
- 361,128
- Per Wikidata (opens in a new tab) (retrieved 5 Oct 2026), citing mlit.go.jp (opens in a new tab)
- Nearest airport with scheduled flights
- Sendai Airport SDJ · 56 km
- OurAirports scheduled-service flag; straight-line distance calculated
Runways at GAJ
Source: OurAirports (opens in a new tab) runways data (public domain), retrieved 5 Oct 2026. Not an aeronautical source — not for navigation.
One open runway, lit. The runway 01/19: 1,999 m, asphalt.
| Runway | Length | Width | Surface | Lighting |
|---|---|---|---|---|
| 01/19 | 1,999 m6,560 ft | 46 m | asphalt | Lit |
Routes from GAJ
Originfacts does not track any routes from GAJ yet, so no route records are listed here. Check current schedules with the airlines or the airport’s own site.
Where GAJ is
18 km north
Junmachi Airport lies 18 km north of Yamagata city centre in a straight line. Road distance is longer; transport options are not yet verified (see terminals and transport below).
Calculated from the airport coordinates (OurAirports) and the Wikidata (opens in a new tab) city-centre point.
Terminals, transport and parking at GAJ
Terminal assignments, ground transport into Yamagata, parking, lounges and accessibility services have not been verified against Junmachi Airport’s own pages yet, so none are listed here.
Check directly:yamagata-airport.co.jp (opens in a new tab)Map of the airport location (opens in a new tab)
Before you travel
- Confirm your terminal with the operating airline.
- Check the check-in and bag-drop cut-off times on your booking.
- Allow extra time if you need to change terminals or check bags in again.
- Check your flight status before you leave for the airport.
Airports near Yamagata
Straight-line distances calculated from each airport’s coordinates in the Originfacts airport records. Road distances are longer.
Junmachi Airport: common questions
Where is Junmachi Airport?
Junmachi Airport serves Yamagata, Japan. Its coordinates in OurAirports are 38.412°, 140.371°.
What are the airport codes for Junmachi Airport?
The IATA code is GAJ and the ICAO code is RJSC.
What time zone is GAJ in?
Junmachi Airport is in the Asia/Tokyo time zone.
What is the official website of Junmachi Airport?
The airport’s official website is yamagata-airport.co.jp. For questions about a booking, contact the operating airline.
How many runways does Junmachi Airport have?
OurAirports lists one open runway at GAJ: 01/19 (1,999 m (6,560 ft), asphalt).
When did Junmachi Airport open?
Wikidata gives 1964 as its official opening date.
How many passengers use Junmachi Airport?
Wikidata records 361,128 passengers for 2024, the latest year it holds.
Who operates Junmachi Airport?
Per Wikidata, GAJ is operated by Yamagata Prefecture.
How far is GAJ from Yamagata city centre?
Junmachi Airport is about 18 km north of Yamagata city centre in a straight line, calculated from coordinates. The distance by road is longer.
What is the elevation of Junmachi Airport?
OurAirports gives GAJ’s elevation as 108 m (353 ft) above sea level.
Sources
Nothing on this page is verified by hand yet. Each section comes from the dataset below, with its date where the dataset has one. Terminal, transport and parking details are left out until they can be read from Junmachi Airport’s own pages.
- Codes, location, time zoneOriginfacts airport record12 Jun 2026
- Official websiteWikidata record (official website property) (opens in a new tab)5 Oct 2026
- Coordinates, runways, type, elevationOurAirports (opens in a new tab) — public domain5 Oct 2026
- Opening, operator, passengers, hubsWikidata item Q176187 (opens in a new tab) — CC05 Oct 2026
- Distance to city centreCalculated from airport coordinates and the Wikidata (opens in a new tab) city-centre point—
- Nearby airportsCalculated from airport coordinates—
- Terminals and transportNot yet verified—
Background reading:Wikipedia (opens in a new tab)Wikidata (opens in a new tab)