Haiphong to Khon Kaen flights
Khon Kaen lies 637 km (396 mi) south-west of Haiphong, in the same time zone. What the numbers say about getting there, and where to book.
A nonstop flight would take about 1 h 34 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.
| Haiphong | Khon Kaen | |
|---|---|---|
| Country | Vietnam | Thailand |
| Population | 2.6 million | 114,459 |
| Elevation | 12 m (39 ft) | 167 m (548 ft) |
| Time now | UTC+7 (Asia/Bangkok) | UTC+7 (Asia/Bangkok) |
| Nearest large airport | HPH, 7 km out | KKC, 6 km out |
What changes when you arrive in Khon Kaen
Crossing from Vietnam into Thailand: money changes from the Dong to the Baht (THB); traffic switches to the left; sockets are Euro, NEMA 1-15, NEMA 5-15, Schuko; the dialling code becomes +66; the emergency number is http://www.wikidata.org/entity/Q25648876 / http://www.wikidata.org/entity/Q25648881.
Airports at each end
Leaving Haiphong
Haiphong is served by 3 airports with scheduled flights within 100 km. The closest large one is Cat Bi International Airport (HPH), 7 km (4 mi) from the centre, whose 10,007-ft runway is long enough for long-haul wide-body aircraft. The alternatives are Noi Bai International Airport (HAN, 99 km), Van Don International Airport (VDO, 81 km).
Arriving in Khon Kaen
Khon Kaen is served by one airport with scheduled flights. The closest large one is Khon Kaen Airport (KKC), 6 km (4 mi) from the centre, whose 10,007-ft runway is long enough for long-haul wide-body aircraft.
| Airport | Code | From centre | Longest runway | Elevation |
|---|---|---|---|---|
| Khon Kaen Airport (regional) | KKC | 6 km (4 mi) | 10,007 ft | 670 ft |
Book a flight to Khon Kaen
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Staying in Khon Kaen
Live rooms and prices for Khon Kaen are in the search below.
Book a hotel in Khon Kaen
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Common questions
How far is Khon Kaen from Haiphong?
637 km (396 mi) in a straight line, south-west of Haiphong.
How long does it take to get from Haiphong to Khon Kaen by air?
About 1 h 34 min, estimated from distance and typical speeds for a nonstop flight. Timetables and traffic decide the real figure.
Is there a time difference between Haiphong and Khon Kaen?
No, both are on Asia/Bangkok at the moment.
Which airports are used for Haiphong to Khon Kaen flights?
Typically Cat Bi International Airport (HPH) to Khon Kaen Airport (KKC).
What currency do I need in Khon Kaen?
The Baht (THB).
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.