Flights Bangkok → Vientiane
As of November 2026, economy flights from Bangkok to Vientiane have a typical range USD 245–924, median USD 443. Full range across all 104 offers: USD 192–2743. We analyzed 104 offers from 11 airlines in a single price check.
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: Bangkok → Vientiane
Based on 104 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Bangkok → Vientiane
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| ไทยแอร์เอเชีย | — | — | — |
| Lao Airlines | Included | — | — |
| VietJet Air | Included | — | — |
| China Eastern | Included | — | — |
| Thai Airways | Included | Included | — |
| Vietnam Airlines | Included | Included | — |
| Hahn Air Systems | Included | — | — |
| 9 Air | — | — | — |
| China Southern | Included | — | — |
| Bangkok Airways | Included | — | — |
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 Bangkok to Vientiane cost?
Based on 104 offers · November 2026
Bangkok to Vientiane flights ranged from USD 192 to USD 2743 across 104 offers analyzed in November 2026. The chart below shows how prices distributed across all 104 offers.
These 104 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 USD 365 and USD 569
What hidden fees do Bangkok to Vientiane flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Bangkok to Vientiane routes. The breakdown below is based on 104 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| FD | 288 | 87% |
| QV | 0 | 0% |
| VJ | 400000 | 96547% |
| MU | 27 | 4% |
| TG | 0 | 0% |
| VN | 10 | 2% |
| H1 | 0 | 0% |
| AQ | 1 | 0% |
| CZ | 30 | 2% |
| PG | 8 | 1% |
VietJet Air: base ~USD -399586 + fees USD 400000 = ~USD 414 total. AQ: base ~USD 482 + fees USD 1 = ~USD 483 total.
VietJet Air's USD 400000 ancillary fees narrow the gap with AQ's lower-fee model — the USD 400068 base difference shrinks to USD 69 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 Bangkok to Vientiane?
11 airlines flew Bangkok to Vientiane in this dataset. 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 USD 215–418 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 (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 FD | 32 | 215–418 | 361 | 288 (80%) |
 THAI | 1 | — | 381 | n/a |
 VietJet Air | 2 | 406–423 | 414 | 400000 (96547%) |
 Vietnam Airlines | 3 | 430–528 | 431 | 10 (2%) |
 QV | 19 | 246–502 | 437 | 0 (0%) |
 H1 | 2 | 432–442 | 437 | 0 (0%) |
 AQ | 3 | 453–535 | 483 | 1 (0%) |
 China Eastern | 18 | 432–862 | 572 | 27 (5%) |
 Thai Airways | 13 | 449–1890 | 604 | 0 (0%) |
 Bangkok Airways | 1 | — | 635 | 8 (1%) |
 China Southern | 10 | 487–2346 | 1443 | 30 (2%) |
Where do the best Bangkok → Vientiane prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency 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: Bangkok to Vientiane flights
- Bangkok–Vientiane had 104 offers analyzed. Median price: USD 443.
- VJ charges 449438.2x more in ancillary fees than AQ — USD 400000 vs USD 1 avg per booking.
- The same route priced USD 167 apart depending on where it was booked — the lowest median was USD 381. 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 Bangkok to Vientiane cost?
- Based on 104 offers analyzed, Bangkok to Vientiane flights range from USD 192 to USD 2743, with a median price of USD 443. Search for your specific dates →
- What hidden fees should I expect on Bangkok to Vientiane flights?
- On average, ancillary fees (bags, seat selection) add USD 8618 to the base fare on Bangkok to Vientiane flights. See itemized fees for your itinerary →
- Which airline is cheapest on Bangkok to Vientiane including all fees?
- FD has the lowest median fare on Bangkok to Vientiane at USD 361 (median across 32 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Bangkok–Vientiane 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 USD 381. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Bangkok to Vientiane routes?
- Bangkok to Vientiane has 11 airlines competing, creating a price range from USD 192 to USD 2743 across 104 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
11 airlines compete on this route — we check every one
Find flights for my datesNew route — be among the first to track this itinerary
Building with flight data? Power your app or agent with LetsFG
The same multi-source search behind this page — every airline and the major booking sites, deduplicated and ranked — is available to your app or AI agent. Natural-language or structured queries, live prices, zero price bias.
Try the free sandbox — no card →Free sandbox, instant fake results · email for a key · Bearer-token auth · MCP, Python & JS SDKs · letsfg.co/developers