🔄 Updated 21 Jun 2026
The charm of this trip is two cities with completely different personalities in 3 days. Khon Kaen is the busy hub of Isan, with a lake in the middle of town, a 9-tier pagoda you can climb for a city view, and a dinosaur museum that kids and adults like equally. Udon switches tone to a city with clear Vietnamese roots — Vietnamese pork rolls (naem nueang) are easy to find — plus the Ban Chiang World Heritage site and sacred spots like Kham Chanot and Wat Pa Phu Kon that people from all over the country travel to for blessings. It all strings together on a single road: Mittraphap.
Before you set off
This trip works best with your own car or a rental, because sights like Phu Wiang, Kham Chanot and Wat Pa Phu Kon are out of town and hard to reach by public transport. If you're flying, the easiest plan is to land at Khon Kaen airport, rent a car, drive north and return it in Udon (or come back the same way). Both cities have airports, so you can fly into one and out of the other.
Day 1 — Khon Kaen in town
Day one covers the headline sights inside Khon Kaen city, which are close to each other. Start at Bueng Kaen Nakhon, a big lake in the middle of town, with Wat Nong Waeng and its 9-tier pagoda right on the shore — you can take photos and pay your respects in one spot. In the evening go for Isan food and stroll the walking street. It's a no-rush day to slowly get to know the city.
Khon Kaen city center
First night's stay
Staying in Khon Kaen city for the first night is most convenient, because the next morning you can drive straight out to Phu Wiang. The areas around Bueng Kaen Nakhon and Si Chan Road have hotels at every level, from budget hostels to big hotels. Pick somewhere near the lake and you can easily walk to dinner and out for a morning workout.
Book the activities in your Khon Kaen trip ahead
Booking online ahead on Klook or GetYourGuide is usually cheaper than the gate and skips the queue. Pick only the experiences you actually want — prices and availability are shown live on each site.
Day 2 — Phu Wiang, then up to Udon
Day two heads northwest out of Khon Kaen city to Phu Wiang district, the site of Thailand's first dinosaur fossil discovery, with a well-presented museum that suits families and anyone into the planet's history. In the afternoon you loop back onto Mittraphap Road and head for Udon Thani. The total distance for the day is fairly long, so leaving early makes it easier.
Khon Kaen → Udon Thani
Second night's stay
For the second night, move to a hotel in Udon Thani city. Pick somewhere near Nong Prajak or in the center so you can easily walk to dinner and the nightlife. If the next day you plan to visit the Red Lotus Sea or Kham Chanot out of town, check the distance from your hotel first so you can time an early start more precisely.
Day 3 — Finish off Udon
The last day is a full day in Udon Thani, and you can choose between a sacred/lucky-charm theme or a history theme. If you come in the cool season (roughly December to February), the Red Lotus Sea at Nong Han Kumphawapi is at its most beautiful — but you have to go early, before 10am. If it's not the right season, swap in Kham Chanot and Ban Chiang instead. The plan below leans into the sacred sites; adjust it to when you go.
A full day in Udon Thani
Don't-miss highlights in both cities
Wat Nong Waeng — Phra Mahathat Kaen Nakhon (Khon Kaen)
A 9-tier pagoda on the shore of Bueng Kaen Nakhon. Climb to the top floor for a view of the city and lake in every direction, with murals on each tier telling the life of the Buddha and Isan ways of life. It's Khon Kaen's signature landmark.
Phu Wiang Dinosaur Museum (Khon Kaen)
The site of Thailand's first dinosaur fossil discovery, with life-sized animatronic dinosaurs that move and make sound, plus zones on the origins of the Earth and universe. Kids and adults have just as much fun.
Bueng Kaen Nakhon (Khon Kaen)
A lake of more than 600 rai in the middle of town where locals run and cycle. The air is good morning and evening, and the lakeside walks and garden photos make it the city's green lung.
Kham Chanot (Udon Thani)
Wang Nakhin Kham Chanot, a top destination for the spiritually minded. Walk the bridge onto the island in the middle of the water to ask blessings from Pu Si Suttho. People from all over the country come for luck — go early to beat the crowds.
Ban Chiang National Museum (Udon Thani)
A prehistoric World Heritage site where you can see painted pottery and a real excavation pit, telling the story of an ancient Isan civilization known around the world.
Red Lotus Sea, Nong Han Kumphawapi (Udon Thani)
A vast field of red lotus over 22,000 rai, blooming beautifully from December to February. Take a boat out before 10am, when the light and the blooms are at their best.
Wat Pa Phu Kon (Udon Thani)
A forest temple on a hill in Na Yung district with a 20-meter white marble reclining Buddha and a graceful applied-Thai-style hall. The atmosphere is calm and cool, good for a spiritual visit.
Nong Prajak (Udon Thani)
A public park in the middle of Udon with a giant yellow duck landmark. Stroll or cycle the waterside, and in the evening locals come to catch the breeze. An easy way to close out the trip.
Phra That Kham Kaen (Khon Kaen)
An old stupa that's a symbol of Khon Kaen, in Nam Phong district — the origin of the province's name. Locals come to make merit and pay respects. If you have spare time, it's an easy stop on your way in or out of the city.
Udon Thani City Museum (Udon Thani)
A yellow colonial-style building downtown that tells Udon's story, from the era when Isan lay beneath the sea, through modern media. It's air-conditioned and cool — a good stop in the hot afternoon.
Routes and getting around
- Getting in — fly into either Khon Kaen or Udon Thani airport; there are several flights a day from Bangkok, or take an Isan-line bus or train, which reach both cities.
- Khon Kaen → Phu Wiang — about 80 km west, around an hour and a half of driving. The rural road narrows a little near the end but is easy to drive.
- Khon Kaen → Udon Thani — about 115–130 km on Mittraphap Road (Highway 2), an hour and a half to two hours. Mostly straight, with petrol stations to stop at along the way.
- Around Udon — Kham Chanot is in Ban Dung, about 100 km away; Ban Chiang is in Nong Han; Wat Pa Phu Kon is in Na Yung — all spread across different districts. A private car is by far the easiest; budget 150–200 km of driving a day.
- Heading home — fly out of Udon back to Bangkok directly, no need to loop back to Khon Kaen, saving the two-hour drive down. Flying into one city and out of the other is the smoothest option.
Pace your time
Don't cram in more than 3–4 stops a day, because distances in Udon are longer than you'd think. Kham Chanot and Wat Pa Phu Kon are in opposite directions — if you want both, budget a full day and put them on separate days. If you're short on time, trim it down to one day for Khon Kaen city and one day for Udon's sacred spots and you'll still have a great trip.
Tweak the plan to your style
Sacred sites and temples
Spend the full morning at Kham Chanot, carry on to Wat Pa Phu Kon, then pay respects at Phra That Kham Kaen and Wat Nong Waeng — a full blessing run across both cities.
Family trip
Phu Wiang Dinosaur Museum is the kids' favorite; add Nong Prajak for cycling and Bueng Kaen Nakhon for them to run around. Build in frequent snack stops.
Cafes and food
Khon Kaen is a cafe city — work through the pretty spots around the university during the day, then head up to Udon for naem nueang and Vietnamese food. More chilling and eating than temple-walking.
Plan a full Khon Kaen trip — see all the hotels and attractions
See the Khon Kaen travel guide →