฿1,157 Find Cheap Flights from Bangkok to Udon Thani – Compare and Save

Among airlines operating Bangkok to Udon Thani flights:

• Thai Vietjet Air: offers free seat selection
• Thai Airways: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

5 airlines operate flights between Bangkok and Udon Thani. The airlines offering direct flights on this route include:

• Thai AirAsia
• Thai Vietjet Air
• Thai Lion Air
• Thai Airways
• Nok Air

Flights from Bangkok to Udon Thani may depart from several airports in Bangkok area, including Bangkok Suvarnabhumi (BKK) and Bangkok Don Mueang Intl (DMK). Flights usually arrive at Udon Thani (UTH).

Here are some options for this route, based on selected ticket types and cabin classes:

• Thai Vietjet Air: a cabin bag and a checked bag in Economy class
• Thai Airways: a cabin bag and a checked bag in Economy class
• Thai AirAsia: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Two cabin classes are available on flights from Bangkok to Udon Thani:

• Economy class
• Business Class

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge ฿438–฿3,304 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Yes. Being flexible with your travel dates can save you up to 23% on the Bangkok to Udon Thani route. Monday is the cheapest departure day at ฿1,950 return on average, while Thursday is the most expensive at ฿2,511, a difference of ฿562. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Bangkok to Udon Thani route, 17% of flights were delayed in the past 3 months, with delays averaging 1 hour 29 minutes.

Morning is the busiest departure period on Bangkok to Udon Thani flights, with 45% leaving in that window. Afternoon departures account for 33%, Evening flights for 22%, and Night flights for 0%.

These are the earliest and latest flight times available from Bangkok to Udon Thani:

• Earliest: departs at 06:00 and lands at 07:10
• Latest: departs at 19:55 and lands at 21:05.

The flight takes about 1h 10m.

Last-minute fares on this route (booked within 2 weeks of departure) run 22% above the route average of ฿2,228. Book 25 weeks before departure for the lowest fares.

A direct flight from Bangkok to Udon Thani takes 1h 10m, covering 756 km.

No. A passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

One-way fares from Bangkok to Udon Thani are currently lower than usual. Average one-way flight prices are about ฿1,325, which is 14% below the typical average for this route.

Thai AirAsia is slightly above the route average for timely arrivals, while Nok Air has a lower on-time arrival rate. On-time arrival rates on Bangkok to Udon Thani flights are:

• Thai AirAsia: 93% on time
• Nok Air: 91% on time
• Thai Airways: 83% on time

On average, flights on this route are punctual 83% of the time.

Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Udon Thani Airport (UTH) hosts 5 major car hire companies, with daily rates starting from around ฿436 for economy cars. Top options include:
• Drive Car Rental
• Thrifty
• Hertz
• Sixt
• ASAP Car Rentals

Return flights from Bangkok to Udon Thani range from ฿1,786 to ฿3,023, with an average of ฿2,228 over the past 12 months. Anything below ฿1,786 counts as a good deal.