What are the cheapest airlines flying from Sydney to London round-trip?

Cheapflights users have booked flights from Sydney to London round-trip from $926. Other airlines that can offer you cheap pricing are Air China, from $930, and Turkish Airlines, from $939. These flights start at 25% lower than the current average price 3 months from now.

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

$433 is the cheapest one-way deal found within the past few days, from Hainan Airlines. You may also be able to find cheap deals on China Eastern and Sichuan Airlines, with prices starting from $528 and $636, respectively.

What are the most popular airlines that fly from Sydney to London?

Consider British Airways, Cathay Pacific or Emirates when booking your flight. These represent the most popular airlines when flying from Sydney to London.

What is the cheapest day to fly round-trip from Sydney to London?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to London. Check prices with Cheapflights to find a great deal for your trip.

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

To save on the cost of your flight from Sydney to London, book at least 54 days before your planned departure. Booking around this time can save you about 6% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,169 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,169.

What is the cheapest month to fly from Sydney to London?

Flights from Sydney to London lean towards being more expensive in December. Prices are generally better when you fly from Sydney to London in October, with the cheapest ticket starting at $810.

Most accurate provider : When it comes to deals on Sydney-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sydney-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sydney-London flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Sydney-London flights, Cheapflights users trust Flightnetwork the most. Flightnetwork has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Sydney to London?

For a flight from Sydney to London, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 outbound flights to London per day. 9 airlines have flights to London from Sydney Kingsford Smith on a regular basis.

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

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

How can I find direct flights from Sydney to London?

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

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

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

$433+ Flights from Sydney to London

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Sydney to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Sydney Kingsford Smith to London are usually found in October or February, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Sydney to London

Most accurate provider	eDreams 3 stars
Most trusted provider	Flightnetwork 3 stars
Round-trip from	$926 (Mytrip)
One-way from	$433 (oojo)
Popular in	December
Cheapest in	October
Average price	$1,235

Provider with most accurate pricing for Sydney Kingsford Smith-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Sydney Kingsford Smith-London (LON) flights.

Search Deals

From Sydney Kingsford Smith to London (LON)

Search Deals

One-way flight from Sydney Kingsford Smith to London (LON)

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($168 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Sydney to London

Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

mar. 5/611:00 amSYD - LGW

1 stop28h 40mChina Eastern

lun. 5/266:05 pmLGW - SYD

3 stops52h 35mChina Eastern

Deal found 4/14

$926

mar. 5/611:00 amSYD - LHR

1 stop40h 40mChina Eastern

lun. 5/269:20 pmLHR - SYD

1 stop26h 40mChina Eastern

Deal found 4/14

$930

mié. 10/159:55 pmSYD - LGW

2 stops34h 25mTurkish Airlines

mié. 11/1210:15 amLGW - SYD

2 stops46h 30mTurkish Airlines

Deal found 4/14

$934

mié. 10/159:55 pmSYD - LHR

2 stops28h 45mTurkish Airlines

mié. 11/126:35 amLHR - SYD

2 stops26h 10mTurkish Airlines

Deal found 4/14

$983

lun. 5/1910:10 pmSYD - LHR

1 stop27h 25mMalaysia Airlines

jue. 5/2911:00 amLHR - SYD

1 stop23h 35mMalaysia Airlines

Deal found 4/13

$1,000

sáb. 5/310:35 amSYD - LHR

2 stops41h 05mMultiple Airlines

dom. 5/189:20 pmLHR - SYD

2 stops34h 05mMultiple Airlines

Deal found 4/14

$1,008

mar. 7/2211:00 amSYD - LGW

2 stops39h 50mSWISS

mar. 8/266:35 pmLGW - SYD

2 stops30h 50mSWISS

Deal found 4/14

$1,065

lun. 10/134:00 pmSYD - LHR

2 stops34h 25mSWISS

mié. 11/128:55 amLHR - SYD

2 stops35h 45mSWISS

Deal found 4/14

$1,069

mar. 5/69:00 pmSYD - LHR

1 stop31h 30mHainan Airlines

lun. 5/2610:00 pmLHR - SYD

2 stops55h 15mHainan Airlines

Deal found 4/14

$1,091

lun. 5/128:45 pmSYD - LGW

2 stops52h 15mMultiple Airlines

lun. 5/1910:15 amLGW - SYD

1 stop24h 15mMultiple Airlines

Deal found 4/14

$1,093

lun. 5/128:45 amSYD - LHR

2 stops66h 20mChina Southern

lun. 5/1910:10 pmLHR - SYD

1 stop25h 15mChina Southern

Deal found 4/14

$1,099

sáb. 10/187:05 pmSYD - LHR

2 stops47h 35mLufthansa

mié. 11/1211:30 amLHR - SYD

2 stops46h 45mLufthansa

Deal found 4/14

$1,104

Best flights from Sydney to London
Discover carefully curated flight deals from Sydney to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 15, 2025.

mar. 5/611:00 amSYD - LGW

1 stop28h 40mChina Eastern

lun. 5/266:05 pmLGW - SYD

3 stops52h 35mChina Eastern

Deal found 4/14

$926

jue. 6/57:40 pmSYD - LHR

1 stop33h 50mAir China

mar. 9/910:40 pmLHR - SYD

1 stop31h 10mAir China

Deal found 4/14

$930

vie. 10/109:55 pmSYD - LGW

2 stops28h 20mTurkish Airlines

lun. 11/244:55 pmLGW - SYD

2 stops39h 50mTurkish Airlines

Deal found 4/15

$939

lun. 5/1211:20 amSYD - LHR

2 stops40h 20mMultiple Airlines

mar. 5/279:20 pmLHR - SYD

2 stops34h 05mMultiple Airlines

Deal found 4/13

$967

jue. 10/910:10 pmSYD - LHR

1 stop28h 25mMalaysia Airlines

mié. 10/229:35 pmLHR - SYD

1 stop27h 25mMalaysia Airlines

Deal found 4/13

$984

jue. 5/810:10 pmSYD - LHR

1 stop27h 20mChina Airlines

mar. 6/39:10 pmLHR - SYD

1 stop28h 35mChina Airlines

Deal found 4/13

$1,044

mar. 7/2211:00 amSYD - LGW

2 stops39h 50mSWISS

mié. 8/276:35 pmLGW - SYD

2 stops30h 50mSWISS

Deal found 4/14

$1,065

mar. 5/69:00 pmSYD - LHR

1 stop31h 30mHainan Airlines

lun. 5/2610:00 pmLHR - SYD

2 stops55h 15mHainan Airlines

Deal found 4/14

$1,091

lun. 5/128:45 amSYD - LHR

2 stops66h 20mChina Southern

lun. 5/1910:10 pmLHR - SYD

1 stop25h 15mChina Southern

Deal found 4/14

$1,099

lun. 7/286:05 pmSYD - LHR

1 stop30h 40mSingapore Airlines

jue. 8/289:25 amLHR - SYD

1 stop22h 20mSingapore Airlines

Deal found 4/14

$1,114

mié. 7/2310:15 amSYD - LHR

1 stop39h 40mVietnam Airlines

lun. 8/256:55 pmLHR - SYD

1 stop32h 20mVietnam Airlines

Deal found 4/14

$1,123

mié. 5/212:50 pmSYD - LHR

2 stops26h 55mAustrian Airlines

vie. 5/3010:25 amLHR - SYD

2 stops38h 55mAustrian Airlines

Deal found 4/13

$1,142

Last-minute flights from Sydney to London
Discover last-minute flight deals from Sydney to London. Data last updated abril 15, 2025 and is based on user searches.

dom. 4/209:25 amSYD - LHR

1 stop33h 35mAir France

sáb. 4/266:15 amLHR - SYD

2 stops39h 20mAir France

Deal found 4/14

$1,913

dom. 4/209:45 pmSYD - LGW

2 stops53h 45mChina Southern

sáb. 4/269:30 pmLGW - SYD

2 stops61h 10mChina Southern

Deal found 4/15

$2,311

dom. 4/208:30 pmSYD - LGW

1 stop27h 40mChina Eastern

sáb. 4/266:00 pmLGW - SYD

1 stop30h 00mChina Eastern

Deal found 4/14

$2,811

dom. 4/209:20 amSYD - LHR

3 stops33h 40mAir Canada

sáb. 4/268:30 amLHR - SYD

2 stops37h 50mAir Canada

Deal found 4/14

$2,942

lun. 4/219:30 amSYD - LHR

1 stop34h 40mUnited Airlines

lun. 5/512:20 pmLHR - SYD

1 stop33h 35mUnited Airlines

Deal found 4/14

$1,396

lun. 4/212:50 pmSYD - LGW

2 stops34h 20mMultiple Airlines

lun. 5/55:30 amLGW - SYD

2 stops28h 30mMultiple Airlines

Deal found 4/14

$2,303

lun. 4/219:30 amSYD - LHR

2 stops44h 10mMultiple Airlines

mar. 5/271:45 pmLHR - SYD

2 stops31h 40mMultiple Airlines

Deal found 4/14

$3,776

lun. 4/2110:20 amSYD - LHR

1 stop28h 05mBritish Airways

mar. 4/227:35 pmLHR - SYD

1 stop26h 05mBritish Airways

Deal found 4/14

$3,828

lun. 4/212:50 pmSYD - LHR

2 stops28h 55mKLM

mar. 5/275:10 pmLHR - SYD

3 stops28h 20mKLM

Deal found 4/14

$4,615

jue. 4/249:50 amSYD - LGW

2 stops35h 45mEmirates

vie. 5/162:30 pmLGW - SYD

2 stops29h 40mEmirates

Deal found 4/14

$2,216

jue. 4/248:45 pmSYD - LGW

1 stop42h 55mQatar Airways

lun. 4/289:00 amLGW - SYD

2 stops28h 20mQatar Airways

Deal found 4/14

$2,245

vie. 4/2510:00 amSYD - LGW

2 stops29h 40mVirgin Australia

vie. 5/169:00 amLGW - SYD

1 stop23h 10mVirgin Australia

Deal found 4/14

$2,738

One-way flights from Sydney to London
Search for one-way flight options from Sydney to London. Find affordable one-way fares based on user searches. Data last updated abril 15, 2025.

jue. 6/199:00 pmSYD - LHR

2 stops31h 30mHainan Airlines

Deal found 4/14

$433

sáb. 6/212:25 pmSYD - LHR

2 stops37h 45mMultiple Airlines

Deal found 4/14

$466

mié. 5/218:30 pmSYD - LHR

1 stop31h 10mChina Eastern

Deal found 4/13

$528

mié. 5/218:30 pmSYD - LGW

1 stop43h 10mChina Eastern

Deal found 4/13

$528

sáb. 5/312:50 pmSYD - LGW

3 stops50h 50mMultiple Airlines

Deal found 4/14

$566

mié. 5/218:20 pmSYD - LHR

2 stops51h 45mSichuan Airlines

Deal found 4/13

$636

mié. 9/172:50 pmSYD - LHR

1 stop25h 25mThai Airways

Deal found 4/14

$645

dom. 7/208:55 pmSYD - LGW

2 stops46h 00mTurkish Airlines

Deal found 4/14

$680

lun. 4/287:30 pmSYD - LHR

1 stop45h 00mAir India

Deal found 4/13

$681

mié. 9/1011:30 amSYD - LHR

2 stops36h 45mCathay Pacific

Deal found 4/14

$706

jue. 7/108:55 pmSYD - LHR

2 stops27h 10mTurkish Airlines

Deal found 4/14

$707

mié. 9/1711:00 amSYD - LGW

1 stop28h 25mSingapore Airlines

Deal found 4/14

$712

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sydney to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mar. 5/6

11:00 am-6:40 am

1 stop28h 40m

London Gatwick

lun. 5/26

6:05 pm-7:40 am

3 stops52h 35m

$926

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

mar. 5/6

11:00 am-6:40 pm

1 stop40h 40m

London Heathrow

lun. 5/26

9:20 pm-9:00 am

1 stop26h 40m

$930

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

vie. 10/10

9:55 pm-4:15 pm

2 stops28h 20m

London Gatwick

lun. 11/24

4:55 pm-7:45 pm

2 stops39h 50m

$939

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

mar. 10/7

9:55 pm-4:40 pm

2 stops28h 45m

London Heathrow

mar. 10/28

11:30 am-7:45 pm

2 stops45h 15m

$998

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

lun. 5/19

10:10 pm-4:35 pm

1 stop27h 25m

London Heathrow

jue. 5/29

11:00 am-7:35 pm

1 stop23h 35m

$1,000

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

sáb. 5/3

10:35 am-6:40 pm

2 stops41h 05m

London Heathrow

dom. 5/18

9:20 pm-4:25 pm

2 stops34h 05m

$1,008

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

mar. 7/22

11:00 am-5:50 pm

2 stops39h 50m

London Gatwick

mié. 8/27

6:35 pm-10:25 am

2 stops30h 50m

$1,065

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

mié. 7/23

3:00 pm-7:20 pm

2 stops37h 20m

London Heathrow

mié. 8/27

5:10 pm-10:25 am

2 stops32h 15m

$1,069

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

mar. 5/6

9:00 pm-7:30 pm

1 stop31h 30m

London Heathrow

lun. 5/26

10:00 pm-2:15 pm

2 stops55h 15m

$1,091

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

lun. 5/12

8:45 pm-4:00 pm

2 stops52h 15m

London Gatwick

lun. 5/19

10:15 am-7:30 pm

1 stop24h 15m

$1,093

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 57 results

...

Compare providers for flights from Sydney to London

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to London in April.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
Gotogate	Price Accuracy3 stars	Trust Score*2 stars
SmartFares	Price Accuracy1 star	Trust Score*1 star
Flightnetwork	Price Accuracy2 stars	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Sydney-London flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sydney-London flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sydney-London flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Sydney-London flights, Cheapflights users trust Flightnetwork the most. Flightnetwork has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sydney to London

Have a flexible travel schedule? Discover the best time to fly to London from Sydney with our price prediction graph.

Estimated round-trip 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 London

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

The price you pay for your flight from Sydney to London may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Sydney to London (average of $661). Flying from Sydney to London in June is currently the most expensive (average of $1,110). 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 LON?

It’s typically best to fly out from Sydney to London in the afternoon. Doing so could potentially save you 37% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Sydney to London?

Travelers seeking maximum savings on their Sydney to London flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sydney to London

The most flights from SYD to LON are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in London by month

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London

Get a feel of what it's like to fly with China Airlines, Asiana Airlines and Hainan Airlines from Sydney to London by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

China Airlines

8.2

Very good

729 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

China Airlines

8.2

Very good

729 reviews

China Airlines

8.2

Very good

729 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Asiana Airlines

8.2

Very good

438 reviews

China Airlines

8.2

Very good

729 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Hainan Airlines

8.1

Very good

37 reviews

China Airlines

8.2

Very good

729 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Singapore Airlines

8.1

Very good

1,288 reviews

China Airlines

8.2

Very good

729 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

Related info for your journey

What airport do you fly from for flights from Sydney to London?
For a flight from Sydney to London, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city. Kingsford Smith is the only Sydney airport and it handles 3 outbound flights to London per day. 9 airlines have flights to London from Sydney Kingsford Smith on a regular basis.
What are the cheapest airlines flying from Sydney to London round-trip?
Cheapflights users have booked flights from Sydney to London round-trip from $926. Other airlines that can offer you cheap pricing are Air China, from $930, and Turkish Airlines, from $939. These flights start at 25% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Sydney to London one-way?
$433 is the cheapest one-way deal found within the past few days, from Hainan Airlines. You may also be able to find cheap deals on China Eastern and Sichuan Airlines, with prices starting from $528 and $636, respectively.
Can I find deals for flights from Sydney to London that include hotel bookings?
Yes. In addition to deals on Sydney to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sydney to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to London.
Can I find deals for business class flights from Sydney to London?
Yes. Cheapflights offers flight deals from Sydney to London 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 London?
Currently, November is the cheapest month in which you can book a flight from Sydney to London (average of $661). Flying from Sydney to London in June is currently the most expensive (average of $1,110). 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

Hayes

Hounslow

Thornton Heath

Luton

Horley

Wembley

Canterbury

Harrow

Dover

Gatwick

Orpington

Watford

Croydon

Borehamwood

Folkestone

Ilford

Aylesbury

Milton Keynes

Chelmsford

Sutton

Browse thousands of different options on Cheapflights for your next trip

Top 9 airlines flying from Sydney to London

Airline	Cheapest	Average	Flexibility	On-time
China Eastern	Cheapest$842	Average$1,046	FlexibilityNo cancel fee	On-time62%
Cathay Pacific	Cheapest$956	Average$1,311	FlexibilityNo cancel fee	On-time72%
Etihad Airways	Cheapest$957	Average$1,722	FlexibilityNo cancel fee	On-time75%
Singapore Airlines	Cheapest$1,026	Average$1,446	FlexibilityNo cancel fee	On-time81%
British Airways	Cheapest$1,176	Average$1,396	FlexibilityNo cancel fee	On-time70%
Emirates	Cheapest$1,186	Average$1,491	FlexibilityNo cancel fee	On-time75%
China Southern	Cheapest$1,254	Average$1,316	FlexibilityNo cancel fee	On-time69%
Qantas Airways	Cheapest$1,301	Average$1,642	FlexibilityNo cancel fee	On-time74%
Qatar Airways	Cheapest$1,315	Average$2,037	FlexibilityNo cancel fee	On-time68%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$433+ Cheap flights from Sydney (SYD) to London (LON)

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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sydney to London with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Sydney Kingsford Smith to London are usually found in October or February, booked 62 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Sydney to London

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Sydney to London

Cheapest flights from Sydney to LondonExplore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sydney to London that are best for you.

Compare providers for flights from Sydney to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to London in April.

Best time to book a flight from Sydney to London

Have a flexible travel schedule? Discover the best time to fly to London from Sydney with our price prediction graph.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Sydney to London. Price data was last updated on April 11, 2025.

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

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

Find hourly flight availability from Sydney to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 15, 2025.

What is the cheapest day to fly from Sydney to London?

Use this chart to determine the cheapest time to fly round-trip from Sydney to London. Price data was last updated on December 16, 2024.

Weekly flight availability from Sydney to London

Explore weekly flight availability from Sydney to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated abril 15, 2025.

Rainfall in London by month

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

Temperature in London by month

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

Reviews of airlines servicing London

Related info for your journey

Find useful and relevant information for your journey from Sydney to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Sydney to London?

What are the cheapest airlines flying from Sydney to London round-trip?

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

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

How can I find direct flights from Sydney to London?

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

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

Traveling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sydney to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Sydney to London

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Sydney to London
Explore the most affordable flight options available from Sydney to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.