Roundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 21MonSep 24Thu
3 nights27°
Roundtrip fare
฿1,080
Steal
฿1,974-45%฿894 below avg
Thai VietJet AirBest Time to Visit Khon Kaen
Compare the cheapest months to fly from Bangkok to Khon Kaen. One-way and roundtrip prices are shown as separate series.
One way from ฿617
Roundtrip from ฿1,080
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Featured Deals · Roundtrip
Outbound and return flights together in one total fare · Best fares right now
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 17ThuSep 24Thu
7 nights27°
Roundtrip fare
฿1,127
Steal
฿1,974-43%฿847 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 23WedOct 7Wed
14 nights27°
Roundtrip fare
฿1,130
Steal
฿1,974-43%฿844 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 22TueOct 7Wed
15 nights27°
Roundtrip fare
฿1,131
Steal
฿1,974-43%฿843 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 21MonOct 7Wed
16 nights27°
Roundtrip fare
฿1,132
Steal
฿1,974-43%฿842 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 22TueOct 1Thu
9 nights27°
Roundtrip fare
฿1,132
Steal
฿1,974-43%฿842 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 23WedOct 1Thu
8 nights27°
Roundtrip fare
฿1,132
Steal
฿1,974-43%฿842 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 21MonOct 1Thu
10 nights27°
Roundtrip fare
฿1,133
Steal
฿1,974-43%฿841 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 22TueSep 25Fri
3 nights27°
Roundtrip fare
฿1,133
Steal
฿1,974-43%฿841 below avg
Thai VietJet AirRoundtrip
Holiday
🇹🇭Khon Kaen
Thailand
City
Sep 23WedSep 28Mon
5 nights27°
Roundtrip fare
฿1,133
Steal
฿1,974-43%฿841 below avg
Thai VietJet AirMonth price intelligence
Min and average fares.
Month price intelligence
Min and average fares.
January 2027
602 fares
One way31
- Min
- ฿665
- Avg
- ฿949
Roundtrip571
- Min
- ฿1,211
- Avg
- ฿1,857
February 2027
140 fares
One way7
- Min
- ฿667
- Avg
- ฿1,215
Roundtrip133
- Min
- ฿1,212
- Avg
- ฿2,343
July 2027
177 fares
One way7
- Min
- ฿1,107
- Avg
- ฿1,201
Roundtrip170
- Min
- ฿1,894
- Avg
- ฿2,459
August 2026
607 fares
One way31
- Min
- ฿887
- Avg
- ฿1,043
Roundtrip576
- Min
- ฿1,369
- Avg
- ฿1,963
September 2026
600 fares
One way30
- Min
- ฿617
- Avg
- ฿818
Roundtrip570
- Min
- ฿1,080
- Avg
- ฿1,576
October 2026
579 fares
One way31
- Min
- ฿625
- Avg
- ฿960
Roundtrip548
- Min
- ฿1,165
- Avg
- ฿1,825
November 2026
571 fares
One way30
- Min
- ฿639
- Avg
- ฿725
Roundtrip541
- Min
- ฿1,209
- Avg
- ฿1,709
December 2026
592 fares
One way30
- Min
- ฿641
- Avg
- ฿1,428
Roundtrip562
- Min
- ฿1,213
- Avg
- ฿2,671
FAQ: Best Time to Visit Khon Kaen
What is the cheapest flight from Bangkok to Khon Kaen?
The cheapest flight we've found from Bangkok to Khon Kaen is ฿1,080. Prices change frequently, so check back often for the latest deals.
What is the average flight price from Bangkok to Khon Kaen?
The average price for flights from Bangkok to Khon Kaen is around ฿1,576. You can save up to 31% by booking the cheapest available deal.
When is the best time to fly from Bangkok to Khon Kaen?
Based on current prices, September offers some of the best deals from Bangkok to Khon Kaen. Check the month-by-month breakdown on this page for the cheapest times to fly.
Are there direct flights from Bangkok to Khon Kaen?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Khon Kaen.
Quick Answers
What is a steal?
A steal is one of the lowest fares available for that destination and fare type. One-way and roundtrip baselines stay separate.
When is the cheapest month?
september 2026 currently starts at ฿617, the lowest fare among these months.
What should I compare?
Check the fare-type label, total price, relevant dates, airlines, stops, travel time and baggage before you choose.
Can prices change?
Yes. Confirm the final price and flight details before you pay.