Flights Vientiane → Khon Kaen
As of November 2026, economy flights from Vientiane to Khon Kaen have a typical range THB 5393–12667, median THB 6632. Full range across all 44 offers: THB 5042–22723. We found 20% of 44 offers from budget carriers (around THB 5313) and 80% from full-service carriers (around THB 6632).
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Vientiane → Khon Kaen
Based on 44 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Vientiane → Khon Kaen
Add-on pricing from the cheapest available offer per airline · November 2026 · THB
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Thai AirAsia | Included | — | — |
| Thai Airways | Included | — | — |
| Lao Airlines | Included | — | — |
| China Eastern | Included | — | — |
| Vietnam Airlines | — | — | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Vientiane to Khon Kaen cost?
Based on 44 offers · November 2026
Vientiane to Khon Kaen flights ranged from THB 5042 to THB 22723 across 44 offers analyzed in November 2026. Two fare clusters detected: budget fares around 5926 and premium fares around 12998 The chart below shows how prices distributed across all 44 offers.
These 44 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between THB 6458 and THB 12351
What hidden fees do Vientiane to Khon Kaen flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Vientiane to Khon Kaen routes. The breakdown below is based on 44 offers analyzed in November 2026.
| Carrier | Avg fee (THB) | % of base fare |
|---|---|---|
| FD | 3019 | 52% |
| TG | 0 | 0% |
| QV | 0 | 0% |
| MU | 712 | 6% |
| VN | 10 | 0% |
FD: base ~THB 2294 + fees THB 3019 = ~THB 5313 total. Vietnam Airlines: base ~THB 20388 + fees THB 10 = ~THB 20398 total.
FD's THB 3019 ancillary fees narrow the gap with Vietnam Airlines's lower-fee model — the THB 18094 base difference shrinks to THB 15085 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Vientiane to Khon Kaen?
5 airlines flew Vientiane to Khon Kaen in this dataset. The route shows a clear split between low-cost and full-service carriers. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
Even on the cheapest airline (FD), fares ranged THB 5146–6926 in this snapshot. Your exact price depends on your dates and how far ahead you book — run a live search to see your number →
| Airline | Offers | Typical range (THB) | Median (THB) | Fees (THB) |
|---|---|---|---|---|
 FD | 9 | 5146–6926 | 5313 | 3019 (57%) |
 Thai Airways | 16 | 6342–6683 | 6632 | 0 (0%) |
 QV | 4 | 6510–6801 | 6751 | 0 (0%) |
 China Eastern | 13 | 12351–12667 | 12364 | 712 (6%) |
 Vietnam Airlines | 2 | 18539–22258 | 20398 | 10 (0%) |
Where do the best Vientiane → Khon Kaen prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Vientiane to Khon Kaen flights
- Vientiane–Khon Kaen had 44 offers analyzed. Median price: THB 6632.
- FD charges 301.9x more in ancillary fees than VN — THB 3019 vs THB 10 avg per booking.
- The same route priced THB 5964 apart depending on where it was booked — the lowest median was THB 6458. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Vientiane to Khon Kaen cost?
- Based on 44 offers analyzed, Vientiane to Khon Kaen flights range from THB 5042 to THB 22723, with a median price of THB 6632. Search for your specific dates →
- What hidden fees should I expect on Vientiane to Khon Kaen flights?
- On average, ancillary fees (bags, seat selection) add THB 828 to the base fare on Vientiane to Khon Kaen flights. See itemized fees for your itinerary →
- Which airline is cheapest on Vientiane to Khon Kaen including all fees?
- FD has the lowest median fare on Vientiane to Khon Kaen at THB 5313 (median across 9 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Vientiane–Khon Kaen flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was THB 6458. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Vientiane to Khon Kaen routes?
- Vientiane to Khon Kaen has 5 airlines competing, creating a price range from THB 5042 to THB 22723 across 44 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
5 airlines, two price clusters — find which fits your budget
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