Cheap flights from Sydney to Vientiane from $311
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Vientiane departing on 28/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Sydney to Vientiane
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Scoot flights from Sydney to Vientiane
Our best Scoot deals on Sydney to Vientiane flight tickets
China Eastern flights from Sydney to Vientiane
Our best China Eastern deals on Sydney to Vientiane flight tickets
See travel insights to Vientiane from
How to get the cheapest flight ticket from Sydney to Vientiane
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Sydney and Vientiane?
What is the cheapest month to fly to Vientiane?
The cheapest month to fly to Vientiane from Sydney is in March. Flight prices, which tend to average around $941, are often lower during this time because this is during the off-season. If you are unable to visit Vientiane during the month of March, then departing from Sydney during the month September is also very affordable. Most momondo users find prices during this month for around $1,045.
What is the cheapest day to depart on your flight to Vientiane?
On average, the least expensive day to fly to Vientiane from Sydney is on a Friday. momondo users have found tickets for Friday departures for as low as $1,173. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Sydney because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,386.
What is the cheapest time of day to depart on your flight to Vientiane?
According to our data, the cheapest time of day to fly to Vientiane is in the evening. momondo users have found flights departing from Sydney to Vientiane in the evening for as low as $992. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Vientiane are more costly in the morning, with an average ticket price of $1,317. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Vientiane?
You are more likely to see cheaper flights to Vientiane from Sydney when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Vientiane for around $1,258 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vientiane from Sydney for as low as $1,047 on momondo.
What is the cheapest airline that flies from Sydney Kingsford Smith to Vientiane Wattay?
Scoot, VietJet Air, and Singapore Airlines are the most popular carriers operating from Sydney Kingsford Smith to Vientiane Wattay
Which airlines fly to Vientiane?
Thai Airways, Scoot and Vietnam Airlines are the top three most popular airlines that fly to Vientiane from Sydney according to our data. Thai Airways is the first choice among our users, with 55% of people opting to fly with this airline when travelling to Vientiane. Keep in mind that there are 6 different airlines that fly to Vientiane on a routine basis, so you have a few additional options to choose from.
When to book flights from Sydney to Vientiane
Cheap Sydney to Vientiane (SYD to VTE) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sydney to Vientiane
How far is Sydney Kingsford Smith to Vientiane Wattay by plane?
A flight from Sydney Kingsford Smith to Vientiane Wattay will travel around 7722.4 km. By plane, this route typically takes 18h 10m.
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Vientiane Wattay Airport?
Prices for flights from Sydney Kingsford Smith Airport to Vientiane Wattay Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Vientiane Wattay Airport?
As of April 2025, there are 6 operators available to choose from for flights from Sydney Kingsford Smith Airport to Vientiane Wattay Airport.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Vientiane Wattay Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Vientiane Wattay Airport.
What documentation or ID do you need to fly to Vientiane Wattay Airport?
The necessary travel and health documents for your Vientiane Wattay Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Sydney to Vientiane?
Based on momondo bookings for flights between Sydney and Vientiane, the leading airline is Thai Airways, making up 52% of the total bookings. Other popular airlines include Scoot with 18%, Vietnam Airlines with 14%, and Singapore Airlines with 10%.
Best airlines flying from Sydney to Vientiane
Compare and see reviews for airlines that fly from Sydney to Vientiane with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $545 | Free cancellation | Rating 6.7 303 reviews | |||
| PriceFrom $829 | Free cancellation | Rating 7.6 194 reviews | |||
| PriceFrom $863 | Free cancellation | Rating 7.5 94 reviews | |||
| PriceFrom $947 | Free cancellation | Rating 8.1 1,288 reviews | |||
| PriceFrom $1,036 | Free cancellation | Rating 7.2 143 reviews | |||
| PriceFrom $1,219 | Free cancellation | Rating 7.7 322 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Sydney to Vientiane?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Sydney to Vientiane for you.
Can I find flights from Sydney to Vientiane with flexible booking policies on momondo?
All flight searches from Sydney to Vientiane on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Sydney to Vientiane?
momondo helps you find the best flight between Sydney and Vientiane by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Sydney to Vientiane right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Vientiane, momondo offers a useful price alert feature which will track prices for flights to Vientiane from Sydney and alert you when they change.