Cheapest airlines flights from Udon Thani to Bangkok

You can pick from 5 carriers that fly from Udon Thani to Bangkok including Thai AirAsia, Thai Lion Air, Thai Vietjet Air, with Thai Lion Air serving cheapest ticket on this route.
Airlines are determined based on actual purchased flight tickets from Udon Thani to Bangkok according to previous 12 months data from Trip.com.

Search for direct flights from Udon Thani to Bangkok in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$15, and round-trip direct flights start at US$32.

Displayed flight fares from Udon Thani to Bangkok are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Udon Thani to Bangkok Flight Details

The distance between Udon Thani and Bangkok is about 474.41 km. The average flying time from Udon Thani to Bangkok is around 1 hour 7 minutes. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is September.

Cheapest one-way flight priceUS$15
Cheapest return ticket priceUS$32
Cheapest monthSeptember
Peak season for travelJanuary
Flight distance474.41 km
Average flight time1 hour 7 minutes
Popular airlineThai AirAsia
Flight statistics for the Udon Thani–Bangkok route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Udon Thani to Bangkok.

What is the cheapest month for one-way flights from Udon Thani to Bangkok?

Average price of one-way flights from Udon Thani to Bangkok purchased by Trip.com users by month over the past 12 months

According to Trip.com's data, the cheapest month for flights from Udon Thani to Bangkok is Sep, with an average price of US$8. Conversely, the most expensive month is typically Apr, with an average price of up to US$14.

US$14
US$11
US$8
US$5
    Cheapest
  • US$12
    Jan
  • US$11
    Feb
  • US$10
    Mar
  • US$14
    Apr
  • US$9
    May
  • US$10
    Jun
  • US$9
    Jul
  • US$9
    Aug
  • US$8
    Sep
  • US$11
    Oct
  • US$12
    Nov
  • US$12
    Dec

What is the cheapest month for round-trip flights from Udon Thani to Bangkok?

Average price of round-trip flights from Udon Thani to Bangkok purchased by Trip.com users by month over the past 12 months

According to Trip.com's data, the cheapest month for flights from Udon Thani to Bangkok is Sep, with an average price of US$49. Conversely, the most expensive month is typically Apr, with an average price of up to US$63.

US$63
US$56
US$49
US$42
    Cheapest
  • US$53
    Jan
  • US$51
    Feb
  • US$51
    Mar
  • US$63
    Apr
  • US$54
    May
  • US$55
    Jun
  • US$55
    Jul
  • US$52
    Aug
  • US$49
    Sep
  • US$56
    Oct
  • US$54
    Nov
  • US$57
    Dec

What is the cheapest day of the week to fly from Udon Thani to Bangkok?

Average weekly flight prices from Udon Thani to Bangkok by travel date (Based on Trip.com’s past 12 months of data)

Based on Trip.com’s past 12 months of flight data, the cheapest day to fly from Udon Thani to Bangkok is Wed, with average prices lower than on other days. Avoid Sun, as prices are usually highest then.

US$49
US$45
US$41
US$36
    Cheapest
  • US$43
    Mon
  • US$41
    Tue
  • US$40
    Wed
  • US$41
    Thu
  • US$45
    Fri
  • US$42
    Sat
  • US$49
    Sun

Frequently Asked Questions

  • What are the cheapest flights from Udon Thani to Bangkok (UTH-BKK)?

    Based on Trip.com data, Thai Lion Air offers one-way fares as low as US$15 on Cheapest nonstop routes (e.g. UTH to DMK on Fri, Feb 6), while Thai Vietjet Air offers Cheapest nonstop round-trips from US$32 departing on Wed, Feb 18 and returning on Sun, Feb 22.
  • At the moment, you can catch a nonstop flight from Udon Thani to Bangkok with the following airlines, including: Thai AirAsia Thai Lion Air Thai Vietjet Air Thai Airways Nokair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 1 hour 7 minutes to fly from Udon Thani to Bangkok.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Udon Thani to Bangkok is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 93 flight per week flying from Udon Thani to Bangkok. You can check the weekly schedule for popular airlines on this route below: Thai Lion Air: S/M/T/W/T/F/S -- SL605 (13:17) Thai Vietjet Air: S/M/T/W/T/F/S -- VZ203 (18:57) Thai Airways: S/M/T/W/T/F/S -- TG009 (21:08)
  • To find best deals on flights from Udon Thani to Bangkok, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Feb 6, with one-way flights priced at just US$15.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai Lion Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Bangkok travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Udon Thani to Bangkok is September, when demand for travel is lower.
  • After crunching the numbers on our January flight calendar, it's currently cheapest to fly from Udon Thani to Bangkok on January 20, 2026 with Thai Vietjet Air, with prices starting at US$8.
  • You can land at any one of the following hubs in Bangkok, with Udon Thani International Airport to Don Mueang International Airport (UTH-DMK) is by far the most common option on this route: Suvarnabhumi Airport (BKK) Don Mueang International Airport (DMK).
  • The time difference between Bangkok and Udon Thani is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Booking Guide for Cheapest Flights from Udon Thani to Bangkok

AirAsia, Thai Vietjet, Thai Lion Air, Nok Air, and Thai Airways operate many daily direct flights from Udon Thani to Bangkok. The departure airport is Udon Thani Airport. The average flight time from Udon Thani to Bangkok is about 1 hour 6 minutes. Trip.com can help you compare airfares from major airlines for free, so you can easily find the cheapest flights from Udon Thani to Bangkok.

Recommended Airlines from Udon Thani to Bangkok

There are about 14 flights per week from Udon Thani to Bangkok. You can choose flights that suit your schedule and budget. Airlines offering direct flights from Udon Thani Airport to Suvarnabhumi Airport include AirAsia, Thai Vietjet, Thai Lion Air, Nok Air, and Thai Airways. Prices start from $10.76. Wise

Airline

Route

Air ticket (direct flight)

Note

Thai Lion Air

UTH - BKK

$23.80

Modern aircraft, spacious cabin

AirAsia

UTH - BKK

$29.83

Budget price, friendly service

Nok Air

UTH - BKK

$30.63

Convenient direct flight, checked baggage included

Thai Vietjet

UTH - BKK

$33.64

Budget price

Thai Airways

UTH - BKK

$46.33

Full service, higher price; suitable for those who want comfort

  • Prices may change over time. Please check the actual price on the Udon Thani to Bangkok flight ticket page.

Udon Thani to Bangkok Flight Tickets

One-way ticket Udon Thani to Bangkok
● Thai Vietjet is the cheapest, starting from $10.70

Round-trip ticket Udon Thani to Bangkok
● Thai Vietjet is the cheapest, starting from $16.41

Check in at Udon Thani Airport

Udon Thani Airport (UTH) is located in the city area of Ban Chan Subdistrict, Mueang Udon Thani District, Udon Thani Province. An additional passenger terminal building was constructed and connected to the original building. This airport is an aviation hub for the Northeastern region and is strategically important. Udon Thani is close to the special economic zone in Nong Khai Province and is also near Vientiane, the capital of Laos.

There are 2 passenger terminal buildings, Terminal A and Terminal B, connected to each other.

Udon Thani Airport Terminal A:

  • The check-in and boarding pass inspection area is at Gate 1. Thai Airways, Nok Air, and Thai Vietjet operate departures from Terminal A. There are 3 boarding gates: Gates 1, 2, and 3.
  • There is a made-to-order restaurant on the second floor of the terminal.

Udon Thani Airport Terminal B:

  • The check-in and boarding pass inspection area is at Gate 6. AirAsia and Thai Lion Air operate departures from Terminal B. There are 5 boarding gates: Gates 4, 5, 6, 7, and 8.
  • There are 3 restaurants on the first floor of the terminal.

Best time to book flights from Udon Thani to Bangkok

Travel to Bangkok during November to February because the weather is cool and pleasant, not hot or humid, and with less rain. We recommend the best time to book flights to Phuket Province is about 40 days in advance, as this is when prices are usually the cheapest. Therefore, to get the best value offers, it is recommended not to wait until the last minute to book your flight.

Udon Thani to Bangkok Flight Schedule

Udon Thani to Bangkok flight schedule

Average flight time

1 hour 6 minutes

Number of flights each week

14

Earliest Flight

14:55⇒16:05

Latest Flight

17:10⇒18:20