Cheap Flights from Bangkok to Khon Kaen

Cheapest flights from Bangkok to Khon Kaen

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Bangkok to Khon Kaen. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$10

Thai Vietjet Air

Direct flight

1h 5m

11/05/2026

The cheapest one-way flight from Bangkok to Khon Kaen departs on 11/05/2026, is operated by Thai Vietjet Air and costs $10

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Bangkok to Khon Kaen

The fastest flight

1h 5m

Fastest flight from Bangkok to Khon Kaen takes 1h 5m

Direct flights

Several times a week

There are direct flights on this route 5 days a week: Su, Mo, Tu, We, and Th

Earliest flight

7:00 AM

Latest flight

6:55 PM

Average flight duration

1h

Direct flights count

94

Distance

388km

Timezone difference

0h

The distance between Bangkok and Khon Kaen is 388km (241 miles). The average flight duration is 1h. There are 94 direct flights from Bangkok to Khon Kaen. Bangkok and Khon Kaen are in the same time zone. Flights from Bangkok begin at 7:00 AM. The latest flight from Bangkok departs at 6:55 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Bangkok to Khon Kaen by month

In different months, ticket prices from Bangkok to Khon Kaen vary: minimum — $24 (September 2026), maximum — $31 (December 2026). Typically, the flight costs $28–$29.

September 2026

Lowest price

on average:

$24

December 2026

Highest price

on average:

$31

Avg Price

Price dynamics

Flight costs from Bangkok to Khon Kaen climb toward the middle of the period, then start to drop. By choosing the right dates, you can save noticeably.

Cheaper and more expensive periods

Prices rise from September 2026 to December 2026 (+33%), then decline from August 2026 to September 2026 (9%). The cheapest tickets are in August 2026–September 2026 (averaging $25), while the priciest are in October 2026–December 2026 ($30).

Best time to buy

For savings, plan your flight for August 2026–September 2026 — you could save up to 18%. Try to avoid October 2026–December 2026 when possible: prices are at their highest then.

Price predictability

Price spread on this route is 10.8%. Costs depend heavily on the season, so flexibility in choosing your departure month is especially valuable here.

Airlines operating on route

You can fly from Bangkok to Khon Kaen with Thai Vietjet Air. It is the only carrier on this route, which makes the choice straightforward. Despite the lack of competition, ticket prices remain affordable: fares start from $10. Our service helps you track price changes, compare by dates, and select the most suitable flight. If you value stability and predictability, flying with Thai Vietjet Air is a convenient solution. We make it easy to find good deals and ensure a comfortable booking process.

Thai Vietjet Air

starting at $10

Non-stop flights from Bangkok to Khon Kaen

A non-stop flight is the most convenient and comfortable way to fly from Bangkok to Khon Kaen, despite the fact that sometimes flights with transfers can cost significantly less.

Bangkok — Khon Kaen

BKK — KKC

11/05/2026

Departure

Direct flight

VZ210

starting at $10

Bangkok — Khon Kaen

BKK — KKC

09/08/2026

Departure

Direct flight

VZ212

starting at $26

Bangkok — Khon Kaen

BKK — KKC

10/06/2026

Departure

Direct flight

VZ212

starting at $27

Bangkok — Khon Kaen

BKK — KKC

09/21/2026

Departure

Direct flight

VZ212

starting at $27

Bangkok — Khon Kaen

BKK — KKC

09/09/2026

Departure

Direct flight

VZ212

starting at $28

Bangkok — Khon Kaen

BKK — KKC

10/07/2026

Departure

Direct flight

VZ212

starting at $28

Bangkok — Khon Kaen

BKK — KKC

09/03/2026

Departure

Direct flight

VZ212

starting at $29

Bangkok — Khon Kaen

BKK — KKC

10/19/2026

Departure

Direct flight

VZ212

starting at $31

Bangkok — Khon Kaen

BKK — KKC

09/13/2026

Departure

Direct flight

VZ212

starting at $31

Bangkok — Khon Kaen

BKK — KKC

10/20/2026

Departure

Direct flight

VZ212

starting at $31

Schedule of direct flights from Bangkok to Khon Kaen

The only airline operating direct flights from Bangkok to Khon Kaen is Thai Airways. Flights operate on Sunday, Wednesday, and Thursday.

Thai Airways

Su, We, and Th

starting at $63

Bangkok airports overview

Suvarnabhumi Airport

•

BKK

30km

Don Mueang International Airport

•

DMK

26km

•

Khon Kaen airports overview

Khon Kaen Airport

•

KKC

Serves Khon Kaen in Thailand’s northeastern Isan region, offering regular domestic flights—mainly to Bangkok—and convenient access to the city and surrounding provinces.

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Bangkok to Khon Kaen?

The cheapest flight ticket from Bangkok to Khon Kaen according to data for the last 48 hours costs $10

When is the best time to buy air tickets on the route Bangkok — Khon Kaen?

Often the best time to buy tickets from Bangkok to Khon Kaen is 2 months before departure.

When is the cheapest time of year to fly from Bangkok to Khon Kaen?

Based on statistics over the past years, the lowest prices for flights from Bangkok to Khon Kaen can be found flying in these months: September, August, October.

How long does it take to fly from Bangkok to Khon Kaen?

The fastest flights from Bangkok to Khon Kaen start from 1 hour 5 minutes in the air.

Which airline can fly direct from Bangkok to Khon Kaen?

The following airlines operate direct flights on the route Bangkok — Khon Kaen: Thai Vietjet Air

Special offers and sales on air tickets from Bangkok to Khon Kaen

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Bangkok to Khon Kaen

Alternative routes

Chiang Mai ➜ Khon Kaen•Khon Kaen ➜ Khon Kaen•Myeik ➜ Khon Kaen•Nakhon Si Thammarat ➜ Khon Kaen•Phnom Penh ➜ Khon Kaen•Siem Reap ➜ Khon Kaen•Surat Thani ➜ Khon Kaen•Udon Thani ➜ Khon Kaen•Vientiane ➜ Khon Kaen•Savannakhet ➜ Khon Kaen•Bangkok ➜ Bangkok•Bangkok ➜ Chiang Mai•Bangkok ➜ Hue•Bangkok ➜ Siem Reap•Bangkok ➜ Thanh Hoa•Bangkok ➜ Udon Thani•Bangkok ➜ Dong Hoi•Bangkok ➜ Vientiane•Bangkok ➜ Savannakhet

•••••••••••••••••••

Cheapest one way flight

$10

Thai Vietjet Air

Direct flight

1h 5m

11/05/2026

The cheapest one-way flight from Bangkok to Khon Kaen departs on 11/05/2026, is operated by Thai Vietjet Air and costs $10

Cheapest round trip flight

—

There is no information about the cheapest roundtrip flight from Bangkok to Khon Kaen

The fastest flight