Iwatsuki to Daejeon flights
Daejeon lies 1,105 km (687 mi) west of Iwatsuki, in the same time zone. What the numbers say about getting there, and where to book.
A nonstop flight would take about 2 h 10 min gate to gate, based on the distance and typical cruise speed with taxi and climb allowed for; connecting itineraries add the layover on top.
| Iwatsuki | Daejeon | |
|---|---|---|
| Country | Japan | South Korea |
| Population | 108,833 | 1.4 million |
| Elevation | 9 m (30 ft) | 58 m (190 ft) |
| Time now | UTC+9 (Asia/Tokyo) | UTC+9 (Asia/Seoul) |
| Nearest large airport | HND, 47 km out | CJJ, 42 km out |
What changes when you arrive in Daejeon
Crossing from Japan into South Korea: money changes from the Yen to the Won (KRW); traffic switches to the right; sockets are Euro, Schuko; the dialling code becomes +82; the emergency number is http://www.wikidata.org/entity/Q1061257 / http://www.wikidata.org/entity/Q25648804.
Airports at each end
Leaving Iwatsuki
Iwatsuki is served by 3 airports with scheduled flights within 100 km. The closest large one is Tokyo Haneda International Airport (HND), 47 km (29 mi) from the centre, whose 11,024-ft runway is long enough for long-haul wide-body aircraft. The alternatives are Narita International Airport (NRT, 66 km), Ibaraki Airport (IBR, 69 km).
Arriving in Daejeon
Daejeon is served by 2 airports with scheduled flights within 100 km. The closest large one is Cheongju International Airport/Cheongju Air Base (K-59/G-513) (CJJ), 42 km (26 mi) from the centre, with a longest runway of 9,000 ft, which limits it to short and medium-haul aircraft. The alternatives are Gunsan Airport / Gunsan Air Base (KUV, 85 km).
| Airport | Code | From centre | Longest runway | Elevation |
|---|---|---|---|---|
| Cheongju International Airport/Cheongju Air Base (K-59/G-513) | CJJ | 42 km (26 mi) | 9,000 ft | 191 ft |
| Gunsan Airport / Gunsan Air Base (regional) | KUV | 85 km (53 mi) | 9,000 ft | 29 ft |
Book a flight to Daejeon
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Flights are sold here by AirOrSeaTravel through our booking partner, Nuitée, which takes the payment; the ticket is issued by the airline. How this works.
Staying in Daejeon
Our booking partner lists 246 places to stay in Daejeon. Of the 204 with a star rating, the largest group is 3-star (142), and 2 are five-star. Across 28 properties with at least 50 reviews, the average guest score is 8.3 out of 10. Guests have left 6,198 reviews in total.
Book a hotel in Daejeon
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Daejeon from Iwatsuki?
1,105 km (687 mi) in a straight line, west of Iwatsuki.
How long does it take to get from Iwatsuki to Daejeon by air?
About 2 h 10 min, estimated from distance and typical speeds for a nonstop flight. Timetables and traffic decide the real figure.
Is there a time difference between Iwatsuki and Daejeon?
No, both are on the same offset at the moment.
Which airports are used for Iwatsuki to Daejeon flights?
Typically Tokyo Haneda International Airport (HND) to Cheongju International Airport/Cheongju Air Base (K-59/G-513) (CJJ); Daejeon also has KUV.
What currency do I need in Daejeon?
The Won (KRW).
Where can I stay in Daejeon?
Our booking partner lists 246 places to stay in Daejeon, bookable on this site.
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.