Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Sydney to Vientiane from $405

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 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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.
Search flight deals

Find the cheapest flights from Sydney to Vientiane

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:35 - 12:00
SYD
-
VTE
18h 25m
1 stop
Multiple Airlines Logo
19:10 - 08:20
VTE
-
SYD
33h 10m
1 stop
$731Multiple Airlines
Tue, 6 Oct - Tue, 20 Oct
Multiple Airlines Logo
13:00 - 18:25
SYD
-
VTE
32h 25m
2 stops
Multiple Airlines Logo
19:10 - 07:20
VTE
-
SYD
33h 10m
1 stop
$760Multiple Airlines
Sat, 1 Aug - Sat, 8 Aug
Multiple Airlines Logo
20:50 - 08:50
SYD
-
VTE
15h 00m
1 stop
Multiple Airlines Logo
12:35 - 19:20
VTE
-
SYD
27h 45m
1 stop
$797Multiple Airlines
Mon, 7 Sep - Tue, 15 Sep
Multiple Airlines Logo
20:35 - 12:00
SYD
-
VTE
18h 25m
1 stop
Multiple Airlines Logo
19:10 - 07:20
VTE
-
SYD
33h 10m
1 stop
$818Multiple Airlines
Tue, 9 Jun - Sun, 21 Jun
Multiple Airlines Logo
20:35 - 12:00
SYD
-
VTE
18h 25m
1 stop
Multiple Airlines Logo
19:10 - 07:20
VTE
-
SYD
33h 10m
1 stop
$830Multiple Airlines
Tue, 9 Jun - Sun, 21 Jun
Multiple Airlines Logo
20:05 - 12:00
SYD
-
VTE
19h 55m
1 stop
Multiple Airlines Logo
18:45 - 08:05
VTE
-
SYD
33h 20m
1 stop
$842Multiple Airlines
Fri, 30 Oct - Fri, 13 Nov
Multiple Airlines Logo
20:35 - 22:10
SYD
-
VTE
28h 35m
2 stops
Multiple Airlines Logo
12:35 - 19:20
VTE
-
SYD
27h 45m
1 stop
$888Multiple Airlines
Mon, 7 Sep - Tue, 15 Sep
Multiple Airlines Logo
21:35 - 12:00
SYD
-
VTE
18h 25m
1 stop
Multiple Airlines Logo
11:20 - 08:20
VTE
-
SYD
17h 00m
2 stops
$900Multiple Airlines
Tue, 6 Oct - Tue, 20 Oct
Vietnam Airlines Logo
11:50 - 18:55
SYD
-
VTE
35h 05m
2 stops
Vietnam Airlines Logo
19:45 - 13:15
VTE
-
SYD
13h 30m
1 stop
$904Vietnam Airlines
Fri, 30 Oct - Fri, 13 Nov
Multiple Airlines Logo
20:35 - 19:35
SYD
-
VTE
26h 00m
3 stops
Multiple Airlines Logo
19:10 - 07:20
VTE
-
SYD
33h 10m
1 stop
$906Multiple Airlines
Tue, 9 Jun - Sun, 21 Jun

Vietnam Airlines flights from Sydney to Vientiane

Our best Vietnam Airlines deals on Sydney to Vientiane flight tickets
Vietnam Airlines
30 Oct
SYD11:50Sydney Kingsford Smith
35h 05m
2 stops
VTE18:55Vientiane Wattay
13 Nov
VTE19:45Vientiane Wattay
13h 30m
1 stop
SYD13:15Sydney Kingsford Smith
$904
Vietnam Airlines
18 Oct
SYD11:15Sydney Kingsford Smith
36h 20m
2 stops
VTE19:35Vientiane Wattay
22 Oct
VTE20:20Vientiane Wattay
12h 55m
1 stop
SYD13:15Sydney Kingsford Smith
$955
Vietnam Airlines
18 Oct
SYD11:15Sydney Kingsford Smith
36h 20m
2 stops
VTE19:35Vientiane Wattay
22 Oct
VTE11:20Vientiane Wattay
17h 55m
2 stops
SYD09:15Sydney Kingsford Smith
$958

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Vientiane that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 19 May 2026.
Use the filters below to find and compare flights from Sydney to Vientiane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Tue 6/10

21:35-12:00

1 stop18h 25m

Vientiane Wattay

Tue 20/10

19:10-08:20

1 stop33h 10m

$731

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Sat 1/8

13:00-18:25

2 stops32h 25m

Vientiane Wattay

Sat 8/8

19:10-07:20

1 stop33h 10m

$760

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Mon 7/9

20:50-08:50

1 stop15h 00m

Vientiane Wattay

Tue 15/9

12:35-19:20

1 stop27h 45m

$797

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Tue 9/6

20:35-12:00

1 stop18h 25m

Vientiane Wattay

Sun 21/6

19:10-07:20

1 stop33h 10m

$818

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Tue 9/6

20:35-12:00

1 stop18h 25m

Vientiane Wattay

Sun 21/6

19:10-07:20

1 stop33h 10m

$830

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Fri 30/10

20:05-12:00

1 stop19h 55m

Vientiane Wattay

Fri 13/11

18:45-08:05

1 stop33h 20m

$842

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Mon 7/9

20:35-22:10

2 stops28h 35m

Vientiane Wattay

Tue 15/9

12:35-19:20

1 stop27h 45m

$888
Fastest return journey

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Tue 6/10

21:35-12:00

1 stop18h 25m

Vientiane Wattay

Tue 20/10

11:20-08:20

2 stops17h 00m

$900

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Fri 30/10

11:50-18:55

2 stops35h 05m

Vientiane Wattay

Fri 13/11

19:45-13:15

1 stop13h 30m

$904

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Tue 9/6

20:35-19:35

3 stops26h 00m

Vientiane Wattay

Sun 21/6

19:10-07:20

1 stop33h 10m

$906

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 August. Flight prices, which tend to average around $832, are often lower during this time because this is during the off-season. If you are unable to visit Vientiane during the month of August, then departing from Sydney during the month June is also very affordable. Most momondo users find prices during this month for around $946.

How far in advance should I book a flight from Sydney to Vientiane?

You are more likely to see cheaper flights to Vientiane from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Vientiane for around $1,135 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Vientiane from Sydney for as low as $814 on momondo.

How have Sydney to Vientiane flight prices changed over time?

As of May 2026, prices for Sydney to Vientiane flights are approximately 39% more expensive when compared to flights at the same time last year.

When to book flights from Sydney to Vientiane

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Vientiane according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

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

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from Sydney to Vientiane takes 15h 00m
There are no direct flights from Sydney to Vientiane. There are no popular flight routes from Sydney to Vientiane.
Search flight deals

Frequently asked questions about flying 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 15h 00m.

  • 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?

  • 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?

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
ScootPriceFrom $451Free cancellationRating
6.7
325 reviews
Search Scoot flights
Vietnam AirlinesPriceFrom $718Free cancellationRating
7.7
270 reviews
Search Vietnam Airlines flights
China SouthernPriceFrom $793Free cancellationRating
7.5
152 reviews
Search China Southern flights
China EasternPriceFrom $840Free cancellationRating
7.3
213 reviews
Search China Eastern flights
Singapore AirlinesPriceFrom $964Free cancellationRating
8.2
1,518 reviews
Search Singapore Airlines flights
Thai AirwaysPriceFrom $1,138Free cancellationRating
7.9
401 reviews
Search Thai Airways flights

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.

An easier way to manage your Vientiane trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 18/6
Thu 25/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Laos

Airports servicing Laos

Luang Prabang Airport