Cheap flights from Sydney to Vientiane from $315

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — VTE
23 Jul — 30 Jul1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Vientiane Wattay are usually found in March or September, booked 80 days in advance, depart on a Friday or Monday and return on a Monday

Cheap flight deals from Sydney to Vientiane

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Vientiane (VTE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 July 2025.

Round-trip from

$611

One-way from

$315

Popular in

December

Cheapest in

March

Average price

$1,371
VietJet Air
  • VietJet Air
  • 31/8-7/9
  • 2 total stops
  • 63h 10m total
  • Sydney to Vientiane
27/8
  • 27/8
  • 1 total stop
  • 26h 35m total
  • Sydney to Vientiane
Highest demand for flights based on searches. 16% potential increase in price ($375 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($76 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Sydney to Vientiane

Cheapest flights from Sydney to Vientiane
Explore the most affordable flight options available from Sydney to Vientiane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Sun 31/815:10SYD - VTE
1 stop29h 35mMultiple Airlines
Sun 7/918:45VTE - SYD
1 stop33h 35mMultiple Airlines
Deal found 17/7$611
Fri 22/812:50SYD - VTE
1 stop26h 20mScoot
Sat 30/812:45VTE - SYD
1 stop19h 50mScoot
Deal found 18/7$694
Mon 1/910:15SYD - VTE
1 stop34h 30mVietJet Air
Mon 8/918:45VTE - SYD
1 stop33h 35mVietJet Air
Deal found 17/7$727
Sun 31/810:15SYD - VTE
2 stops36h 00mVietnam Airlines
Sun 7/911:30VTE - SYD
2 stops17h 45mVietnam Airlines
Deal found 17/7$861
Fri 22/811:00SYD - VTE
1 stop16h 05mChina Eastern
Fri 29/801:00VTE - SYD
1 stop32h 35mChina Eastern
Deal found 18/7$881

Cheapflights 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, Cheapflights users made 647,157 searches. Data last updated 18 July 2025.
Use the filters below to find and compare flights from Sydney to Vientiane that are best for you.

Fly from

Sydney

Fly to

Vientiane

Route

Depart

Return

Price

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Sun 31/8

15:10-17:45

1 stop29h 35m

Vientiane Wattay

Sun 7/9

18:45-07:20

1 stop33h 35m

$611

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Fri 22/8

12:50-12:10

1 stop26h 20m

Vientiane Wattay

Sat 30/8

12:45-11:35

1 stop19h 50m

$694

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Mon 1/9

10:15-17:45

1 stop34h 30m

Vientiane Wattay

Mon 8/9

18:45-07:20

1 stop33h 35m

$727

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Sun 31/8

10:15-19:15

2 stops36h 00m

Vientiane Wattay

Sun 7/9

11:30-08:15

2 stops17h 45m

$861

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Fri 22/8

11:00-00:05

1 stop16h 05m

Vientiane Wattay

Fri 29/8

01:00-12:35

1 stop32h 35m

$881

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Wed 27/8

09:15-08:50

1 stop26h 35m

$315

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Mon 15/9

20:45-12:10

1 stop18h 25m

$324

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Sat 25/10

11:15-17:45

1 stop34h 30m

$370

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Wed 27/8

20:30-17:50

3 stops24h 20m

$716

SydneyVientiane

SYD - VTE

SYDVTE

Sydney Kingsford Smith

Mon 1/9

14:15-19:15

3 stops32h 00m

$757

Flights are sorted by cheapest return flights first.

Deals found on 18/7

Best time to book a flight from Sydney to Vientiane

Have a flexible travel schedule? Discover the best time to fly to Vientiane from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Vientiane

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

Use this chart to determine the optimal time to book a return flight from Sydney to Vientiane. Price data was last updated on 11 July 2025.

Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Vientiane. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sydney to Vientiane?

Currently, August is the cheapest month in which you can book a flight from Sydney to Vientiane (average of $544). Flying from Sydney to Vientiane in December is currently the most expensive (average of $1,054). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to VTE?

Find hourly flight availability from Sydney to Vientiane. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2025.

A simple way to save on the total cost of your ticket is to fly from Sydney to Vientiane in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Vientiane

Get insights into the airlines that provide service to Vientiane. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Vientiane. Reviews last updated 18 July 2025.
Check out reviews from past customers who have flown with Vietnam Airlines, China Eastern, andScoot from Sydney to Vientiane to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.5

Entertainment

6.2

Food

6.7

Comfort

7.5

Boarding

7.5

Crew

8.1

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Overall

7.5

Entertainment

6.2

Food

6.7

Comfort

7.5

Boarding

7.5

Crew

8.1

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Overall

7.5

Entertainment

6.2

Food

6.7

Comfort

7.5

Boarding

7.5

Crew

8.1

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Overall

7.5

Entertainment

6.2

Food

6.7

Comfort

7.5

Boarding

7.5

Crew

8.1

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Overall

7.5

Entertainment

6.2

Food

6.7

Comfort

7.5

Boarding

7.5

Crew

8.1

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Vientiane. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Sydney to Vientiane round-trip?

    Flying on Scoot is currently your cheapest option to Vientiane, with prices starting at $694. Additional round-trip tickets that might be worth considering are offered by VietJet Air and Vietnam Airlines, with the lowest prices starting at $727 and $861, respectively. Scoot is priced at 43% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Sydney to Vientiane one-way?

    $324 is the cheapest one-way deal found within the past few days, from Scoot. You may also be able to find cheap deals on VietJet Air and China Eastern, with prices starting from $370 and $716, respectively.

  • Can I find deals for flights from Sydney to Vientiane that include hotel bookings?

    Yes. In addition to deals on Sydney to Vientiane flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Vientiane?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Vientiane.

  • Can I find deals for business class flights from Sydney to Vientiane?

    Yes. Cheapflights offers flight deals from Sydney to Vientiane by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Sydney to Vientiane?

    Currently, August is the cheapest month in which you can book a flight from Sydney to Vientiane (average of $544). Flying from Sydney to Vientiane in December is currently the most expensive (average of $1,054). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly from Sydney to Vientiane on these airlines

Choose from the following airlines for your flight from Sydney to Vientiane. Flights are based on user searches made on Cheapflights and were last updated on 18 July 2025.

Top 6 airlines flying from Sydney to Vientiane

Discover the top 6 airlines that operate flights from Sydney to Vientiane. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$524Average$733FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Vietnam AirlinesCheapest$793Average$994FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
China SouthernCheapest$840Average$1,205FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Singapore AirlinesCheapest$913Average$1,242FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
China EasternCheapest$926Average$1,179FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Thai AirwaysCheapest$1,193Average$1,428FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Vientiane?

Deals for Sydney to Vientiane flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Vientiane?

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to Vientiane for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Sydney to Vientiane with no change fees?

Certainly. Search results for flights to Vientiane from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sydney to Vientiane become cheaper?

Yes! Start tracking prices for Sydney to Vientiane flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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