Find Cheapest Airlines Flying from Bangkok to Khon Kaen

Choose from 4 carriers that fly from Bangkok to Khon Kaen, including Thai Airways, Thai AirAsia, and Thai Vietjet Air. Enjoy the cheapest tickets on this route with Thai Vietjet Air.
Thai Airways logo Thai Airways
Thai AirAsia logo Thai AirAsia
Thai Vietjet Air logo Thai Vietjet Air
Thai Lion Air logo Thai Lion Air
Airlines are determined based on actual purchased flight tickets from Bangkok to Khon Kaen according to previous 12 months data from Trip.com.

Explore the cheapest flights from Bangkok to Khon Kaen in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at AU$ 29, and round-trip direct tickets start at AU$ 54.

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

Bangkok to Khon Kaen Flight Details

The distance between Bangkok and Khon Kaen is approximately 390.18km. It takes around 1 hour 2 minutes on average to fly from Bangkok to Khon Kaen. Based on Trip.com's data travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceAU$ 29
Cheapest return ticket priceAU$ 54
Off-season for travelSeptember
Peak season for travelJuly
Flight distance390.18km
Average flight time1 hour 2 minutes
Popular airlineThai Airways
Flight statistics for the Bangkok–Khon Kaen route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Bangkok to Khon Kaen

What is the cheapest month for one-way flights from Bangkok to Khon Kaen?

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

According to Trip.com's data, the cheapest month for flights from Bangkok to Khon Kaen is Sep, with an average price of AU$ 14. Conversely, the most expensive month is typically Feb, with an average price of up to AU$ 29.

AU$ 29
AU$ 22
AU$ 14
AU$ 7
    Cheapest
  • AU$ 29
    Feb
  • AU$ 15
    Mar
  • AU$ 28
    Apr
  • AU$ 18
    May
  • AU$ 17
    Jun
  • AU$ 16
    Jul
  • AU$ 15
    Aug
  • AU$ 14
    Sep
  • AU$ 17
    Oct
  • AU$ 18
    Nov
  • AU$ 24
    Dec
  • AU$ 22
    Jan

What is the cheapest month for round-trip flights from Bangkok to Khon Kaen?

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

According to historical data from Trip.com, the lowest prices for flights from Bangkok to Khon Kaen are found during Sep, with an average price of AU$ 58. Conversely, the highest prices are found during Apr, with an average price of up to AU$ 82.

AU$ 82
AU$ 70
AU$ 58
AU$ 46
    Cheapest
  • AU$ 79
    Feb
  • AU$ 74
    Mar
  • AU$ 82
    Apr
  • AU$ 77
    May
  • AU$ 76
    Jun
  • AU$ 80
    Jul
  • AU$ 72
    Aug
  • AU$ 58
    Sep
  • AU$ 81
    Oct
  • AU$ 76
    Nov
  • AU$ 77
    Dec
  • AU$ 70
    Jan

What's the cheapest day to fly from Bangkok to Khon Kaen?

Data is based on the average flight price for each day of the week from Bangkok to Khon Kaen on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Bangkok to Khon Kaen is Tue, with average prices lower than on other days. Avoid Sun, as prices are usually highest then.

AU$ 62
AU$ 59
AU$ 56
AU$ 53
  • AU$ 58
    Mon
  • AU$ 56
    Tue
  • AU$ 56
    Wed
  • AU$ 56
    Thu
  • AU$ 61
    Fri
  • AU$ 61
    Sat
  • AU$ 62
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from Bangkok (BKK) to Khon Kaen (KKC)?

    Based on Trip.com data, Thai Vietjet Air offers one-way fares as low as AU$ 29 on Cheapest nonstop routes (e.g. BKK to KKC on Tue, Feb 17), while Thai Vietjet Air offers Cheapest nonstop round-trips from AU$ 54 departing on Wed, Feb 11 and returning on Wed, Feb 18.
  • At the moment, you can catch a direct flight from Bangkok to Khon Kaen with the following airlines, including: Thai Airways Thai AirAsia Thai Vietjet Air Thai Lion Air 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 2 minutes to fly from Bangkok (BKK) to Khon Kaen (KKC).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Khon Kaen 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 92 flight per week flying from Bangkok to Khon Kaen. You can check the weekly schedule for popular airlines on this route below: Thai AirAsia: S/M/T/W/T/F/S -- FD3252 (21:20) Thai AirAsia: S/M/T/W/T/F/S -- FD3248 (11:26) Thai Airways: S/M/T/W/T/F/S -- TG040 (07:02)
  • To find best deals on flights from Bangkok to Khon Kaen, 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 Tue, Feb 17, with one-way flights priced at just AU$ 29.
    · 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 Vietjet 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 Khon Kaen travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Bangkok to Khon Kaen is September, when demand for travel is lower.
  • After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Bangkok to Khon Kaen on February 18, 2026 with Thai Vietjet Air, with prices starting at AU$ 13.
  • You can land at any one of the following hubs in Khon Kaen, with Suvarnabhumi Airport to Khon Kaen Airport (BKK-KKC) is by far the most common option on this route: Khon Kaen Airport (KKC).
  • The time difference between Khon Kaen and Bangkok is 0h.
  • Tickets can only be changed or cancelled 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.

Trip.com Airline Insights on Flights from Bangkok toKhon Kaen

Which airlines offer the cheapest nonstop flights from Bangkok to Khon Kaen?

Data is based on the average price of all nonstop flights from Bangkok to Khon Kaen on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, Thai Vietjet Air offers the cheapest nonstop flights from Bangkok to Khon Kaen, with an average price of AU$ 52.

AU$ 29
AU$ 52
AU$ 76
AU$ 100
AU$ 123
Thai Vietjet Air
AU$ 52
Thai Vietjet Air
Thai Lion Air
AU$ 58
Thai Lion Air
Thai AirAsia
AU$ 64
Thai AirAsia
Thai Airways
AU$ 78
Thai Airways
Hahn Air Systems
AU$ 123
Hahn Air Systems

Which airlines operate the most flights from Bangkok to Khon Kaen?

Data is based on the number of flights from Bangkok to Khon Kaen operated by each airline on Trip.com in the past month.

Based on Trip.com data from the past month, Thai AirAsia operates the most flights from Bangkok to Khon Kaen, with 62 flight per week.

0
15
39
62
Thai AirAsia
62
Thai AirAsia
Thai Airways
31
Thai Airways
Turkish Airlines
31
Turkish Airlines
Thai Lion Air
24
Thai Lion Air
Thai Vietjet Air
15
Thai Vietjet Air
Malaysia Airlines
15
Malaysia Airlines

How many flights are there each day from Bangkok to Khon Kaen?

The data is based on the flight numbers for each day of the week from Bangkok to Khon Kaen within the Trip.com database over the past month.

Based on Trip.com data from the past month, the most flights from Bangkok to Khon Kaen depart on Sunday, and the fewest flights depart on Wednesday.

121
106
91
76
Highest
94
Mon
98
Tue
91
Wed
99
Thu
120
Fri
118
Sat
121
Sun