$324+ Cheap flights to Bangkok

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
— BKK
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights to Bangkok
Explore the most affordable flight options available to Bangkok. Find the lowest fares based on data from user searches, with prices last updated on 20 November 2025.

Wed 26/1121:50SYD - DMK
1 stop24h 15mMultiple Airlines
Wed 17/1216:50DMK - SYD
1 stop12h 25mMultiple Airlines
Deal found 19/11$588
Wed 3/1220:05SYD - BKK
1 stop25h 20mScoot
Fri 5/1218:25BKK - SYD
1 stop20h 25mScoot
Deal found 18/11$592
Sun 23/1113:35SYD - BKK
1 stop12h 35mScoot
Sat 6/1222:55BKK - SYD
1 stop15h 55mScoot
Deal found 19/11$594
Wed 3/1220:05SYD - BKK
1 stop25h 20mScoot
Fri 12/1211:50BKK - SYD
1 stop20h 30mScoot
Deal found 18/11$606
Tue 25/1113:35SYD - BKK
1 stop12h 35mScoot
Tue 2/1220:15BKK - SYD
1 stop12h 05mScoot
Deal found 18/11$608
Fri 28/1120:05SYD - BKK
1 stop25h 20mScoot
Fri 5/1222:55BKK - SYD
1 stop15h 55mScoot
Deal found 17/11$611
Mon 1/1220:05SYD - BKK
1 stop23h 55mScoot
Thu 4/1220:15BKK - SYD
1 stop18h 35mScoot
Deal found 19/11$612
Fri 28/1120:05SYD - BKK
1 stop30h 05mScoot
Sun 30/1109:15BKK - SYD
1 stop23h 05mScoot
Deal found 17/11$619
Mon 1/1221:50SYD - DMK
1 stop14h 00mMultiple Airlines
Wed 10/1219:25DMK - SYD
1 stop32h 40mMultiple Airlines
Deal found 19/11$637
Fri 28/1110:45SYD - DMK
1 stop14h 00mMultiple Airlines
Mon 1/1221:25DMK - SYD
1 stop19h 10mMultiple Airlines
Deal found 19/11$648
Wed 26/1121:50SYD - DMK
2 stops25h 30mMultiple Airlines
Thu 18/1215:40DMK - SYD
1 stop12h 25mMultiple Airlines
Deal found 19/11$682
Fri 21/1111:15SYD - DMK
1 stop15h 55mMultiple Airlines
Sat 29/1116:50DMK - SYD
1 stop12h 25mMultiple Airlines
Deal found 17/11$708

Flights to Bangkok in 2025

Find the latest flights to Bangkok in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 20 November 2025.

Return from

$582

One-way from

$324

Popular in

December

Cheapest in

October

Average price

$1,027
10/3-18/3
  • 10/3-18/3
  • 2 total stops
  • 33h 05m total
  • Sydney to Bangkok
Scoot
  • Scoot
  • 3/3
  • 1 total stop
  • 23h 55m total
  • Sydney to Bangkok
Highest demand for flights based on searches. 15% potential increase in price ($200 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average return price).
Average for return flights in November 2025

Cheapflights Fare Finder

 
Locate flights to Bangkok that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 20 November 2025.
Use the filters below to find and compare flights to Bangkok that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Wed 28/1

21:50-20:45

1 stop26h 55m

Bangkok Don Mueang Intl

Tue 24/2

21:25-20:35

1 stop19h 10m

$861

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 10/4

10:15-10:20

1 stop27h 05m

Bangkok Suvarnabhumi

Sun 19/4

22:15-08:15

2 stops55h 00m

$1,083

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 16/3

21:50-09:20

1 stop15h 30m

Bangkok Don Mueang Intl

Thu 26/3

09:55-09:15

1 stop19h 20m

$1,087

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 10/3

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Wed 18/3

18:00-07:35

Nonstop9h 35m

$1,097

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Tue 13/1

10:45-20:45

1 stop14h 00m

Bangkok Don Mueang Intl

Thu 5/2

13:25-09:15

1 stop15h 50m

$1,111

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 24/3

11:50-10:15

1 stop26h 25m

Bangkok Suvarnabhumi

Tue 21/4

15:55-08:15

2 stops37h 20m

$1,131

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 9/4

10:15-10:20

1 stop27h 05m

Bangkok Suvarnabhumi

Sun 19/4

22:15-08:15

2 stops55h 00m

$1,132

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 10/3

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Sun 3/5

18:10-06:25

Nonstop9h 15m

$1,137

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 10/3

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Fri 20/3

18:00-07:35

Nonstop9h 35m

$1,137

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 8/3

11:15-15:00

2 stops31h 45m

Bangkok Suvarnabhumi

Wed 6/5

19:55-07:20

1 stop32h 25m

$1,155

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 46 results
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Best time to book a flight to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok 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 to Bangkok

When is the best time to book a flight to Bangkok?

Use this chart to determine the optimal time to book a return flight from Sydney to Bangkok. Price data was last updated on 14 November 2025.

To ensure you get the cheapest price possible for a flight to Bangkok, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Bangkok?

On average, a flight from Sydney to Bangkok takes 10 hours 57 minutes. Flights to Bangkok from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Bangkok?

Use this chart to determine the cheapest time to fly return from Sydney to Bangkok. Price data was last updated on 2 November 2025.

Users looking for the lowest fares to Bangkok should consider flying on Monday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday mornings, when prices are usually at their highest.

Weekly flight availability to Bangkok

The most flights from Sydney to Bangkok are scheduled on a Monday (17 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (15 on average).

What are the cheapest airlines that fly to Bangkok?

The cheapest airlines flying from Sydney to Bangkok are VietJet Air, Jetstar and Scoot.

Rainfall in Bangkok by month

Plan your trip to Bangkok by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok ranges from 10.0 - 320.0 mm per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok when rainfall is around 10.0 mm.

Temperature in Bangkok by month

Plan your trip to Bangkok by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated 20 November 2025.
Read through reviews of airlines serving Thailand, such as Singapore Airlines, Thai Airways, andQantas Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Crew

8.6

Food

7.7

Comfort

8.0

Overall

8.1

Boarding

8.3

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

FAQs about flying to Bangkok

  • Can I find cheaper flights to Bangkok if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Bangkok on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Bangkok?

    Based on reviews from Cheapflights users, VietJet Air is rated the highest out of the airlines that fly to Bangkok.

  • How much is a return flight to Bangkok?

    A return flight to Bangkok will typically cost around $1,541, however they can be found for as little as $98.

  • Where does the fastest flight to Bangkok depart from?

    For those looking to save time traveling to Bangkok, Perth offers the quickest one-way flight (7 hours 0 minutes).

  • Does Bangkok Suvarnabhumi have car hire?

    Yes. Those touching down at Bangkok Suvarnabhumi can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Bangkok Suvarnabhumi?

    Yes. Bangkok Suvarnabhumi has hotels nearby for those requiring accommodations. Louis Tavern Dayrooms At Suvarnabhumi Airport is the closest property to Bangkok Suvarnabhumi (0.0 km away from Bangkok Suvarnabhumi).

See more FAQs

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Airports serving Bangkok

Book a flight to or from one of these Bangkok airports.

Fly with Cheapflights

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How does Cheapflights help users find flights to Bangkok?

Cheapflights makes it easy to find Bangkok flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets to Bangkok?

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

Can Cheapflights find flights to Bangkok with no change fees?

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

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Yes! Start tracking prices for Bangkok flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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