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

Cheapflights users have booked flights from Sydney to London round-trip from $936. Other airlines that can offer you cheap pricing are Etihad Airways, from $966, and Air China, from $980. These flights start at 24% lower than the current average price 3 months from now.

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

$516 is the cheapest one-way deal found within the past few days, from China Southern. You may also be able to find cheap deals on Vietnam Airlines and China Eastern, with prices starting from $521 and $526, respectively.

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

Consider British Airways, Air China or Cathay Pacific 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 Flightnetwork to be most consistent on Cheapflights vs. Flightnetwork Users can find the same prices on Sydney-London flight deals on Cheapflights vs. Flightnetwork >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.

$454+ Flights from Sydney to London

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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	Flightnetwork 3 stars
Most trusted provider	Flightnetwork 3 stars
Round-trip from	$936 (Gotogate)
One-way from	$454 (Connections by easyJet)
Popular in	December
Cheapest in	October
Average price	$1,063

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. 11% potential increase in price ($165 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 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 May 1, 2025.

Wed 5/288:30 pmSYD - LHR

1 stop31h 10mChina Eastern

Wed 6/49:20 pmLHR - SYD

1 stop30h 15mChina Eastern

Deal found 4/30

$936

Wed 5/288:30 pmSYD - LGW

1 stop27h 30mChina Eastern

Wed 6/411:35 amLGW - SYD

3 stops35h 55mChina Eastern

Deal found 4/30

$937

Mon 5/129:30 pmSYD - LHR

1 stop42h 30mEtihad Airways

Sat 5/319:45 pmLHR - SYD

1 stop34h 10mEtihad Airways

Deal found 4/30

$966

Thu 5/297:40 pmSYD - LHR

1 stop31h 05mAir China

Thu 6/58:25 pmLHR - SYD

1 stop33h 25mAir China

Deal found 4/30

$980

Mon 7/287:45 pmSYD - LGW

1 stop43h 50mAir China

Thu 8/2812:35 pmLGW - SYD

1 stop41h 15mAir China

Deal found 4/30

$1,008

Tue 10/149:55 pmSYD - LGW

2 stops46h 00mTurkish Airlines

Tue 11/186:00 amLGW - SYD

2 stops26h 45mTurkish Airlines

Deal found 4/30

$1,014

Wed 5/72:05 pmSYD - LHR

1 stop34h 10mCathay Pacific

Tue 5/278:10 pmLHR - SYD

1 stop29h 40mCathay Pacific

Deal found 4/30

$1,031

Wed 5/1410:10 pmSYD - LHR

1 stop27h 25mMalaysia Airlines

Wed 5/2111:00 amLHR - SYD

1 stop23h 35mMalaysia Airlines

Deal found 4/29

$1,040

Sun 10/126:00 amSYD - LGW

1 stop35h 20mEmirates

Sun 11/29:40 amLGW - SYD

1 stop21h 55mEmirates

Deal found 4/30

$1,050

Wed 5/286:30 pmSYD - LHR

2 stops33h 15mMultiple Airlines

Wed 6/49:45 pmLHR - SYD

1 stop23h 25mMultiple Airlines

Deal found 4/30

$1,051

Fri 7/188:55 pmSYD - LHR

2 stops34h 30mTurkish Airlines

Sun 8/1710:25 pmLHR - SYD

2 stops35h 35mTurkish Airlines

Deal found 4/30

$1,054

Mon 10/274:10 pmSYD - LGW

2 stops36h 40mSWISS

Tue 11/116:45 pmLGW - SYD

2 stops30h 05mSWISS

Deal found 4/29

$1,078

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 May 1, 2025.

Wed 5/288:30 pmSYD - LHR

1 stop31h 10mChina Eastern

Wed 6/49:20 pmLHR - SYD

1 stop30h 15mChina Eastern

Deal found 4/30

$936

Mon 5/129:30 pmSYD - LHR

1 stop42h 30mEtihad Airways

Sat 5/319:45 pmLHR - SYD

1 stop34h 10mEtihad Airways

Deal found 4/30

$966

Thu 5/297:40 pmSYD - LHR

1 stop31h 05mAir China

Thu 6/58:25 pmLHR - SYD

1 stop33h 25mAir China

Deal found 4/30

$980

Tue 10/149:55 pmSYD - LGW

2 stops46h 00mTurkish Airlines

Tue 11/186:00 amLGW - SYD

2 stops26h 45mTurkish Airlines

Deal found 4/30

$1,014

Wed 5/1410:10 pmSYD - LHR

1 stop27h 25mMalaysia Airlines

Wed 5/2111:00 amLHR - SYD

1 stop23h 35mMalaysia Airlines

Deal found 4/29

$1,040

Sun 10/126:00 amSYD - LGW

1 stop23h 45mEmirates

Sun 11/169:40 amLGW - SYD

1 stop21h 55mEmirates

Deal found 4/30

$1,050

Wed 5/286:30 pmSYD - LHR

2 stops33h 15mMultiple Airlines

Wed 6/49:45 pmLHR - SYD

1 stop23h 25mMultiple Airlines

Deal found 4/30

$1,051

Wed 7/302:05 pmSYD - LHR

1 stop37h 10mCathay Pacific

Tue 8/127:45 pmLHR - SYD

2 stops39h 25mCathay Pacific

Deal found 4/30

$1,059

Mon 10/274:10 pmSYD - LGW

2 stops36h 40mSWISS

Tue 11/116:45 pmLGW - SYD

2 stops30h 05mSWISS

Deal found 4/29

$1,078

Mon 5/1210:15 amSYD - LGW

2 stops41h 15mChina Southern

Sat 5/319:30 pmLGW - SYD

2 stops49h 55mChina Southern

Deal found 4/30

$1,091

Thu 6/510:10 pmSYD - LHR

1 stop27h 20mChina Airlines

Tue 9/99:10 pmLHR - SYD

1 stop28h 35mChina Airlines

Deal found 4/30

$1,137

Wed 6/42:50 pmSYD - LHR

2 stops39h 50mAustrian Airlines

Wed 6/257:30 pmLHR - SYD

2 stops29h 50mAustrian Airlines

Deal found 4/30

$1,157

Last-minute flights from Sydney to London
Discover last-minute flight deals from Sydney to London. Data last updated May 1, 2025 and is based on user searches.

Mon 5/510:15 amSYD - LHR

2 stops63h 40mVietnam Airlines

Sun 5/117:50 pmLHR - SYD

2 stops27h 25mVietnam Airlines

Deal found 4/30

$2,855

Tue 5/68:55 pmSYD - LHR

2 stops32h 55mTurkish Airlines

Sat 5/176:30 amLHR - SYD

2 stops27h 30mTurkish Airlines

Deal found 4/30

$1,734

Tue 5/610:10 amSYD - LHR

3 stops33h 35mKLM

Sun 5/185:10 pmLHR - SYD

3 stops28h 20mKLM

Deal found 4/30

$2,555

Wed 5/72:05 pmSYD - LHR

1 stop34h 10mCathay Pacific

Tue 5/278:10 pmLHR - SYD

1 stop29h 40mCathay Pacific

Deal found 4/30

$1,031

Wed 5/79:30 amSYD - LHR

2 stops30h 45mUnited Airlines

Tue 5/272:50 pmLHR - SYD

2 stops31h 05mUnited Airlines

Deal found 4/30

$1,415

Wed 5/72:05 pmSYD - LHR

2 stops26h 50mSWISS

Sat 5/1712:10 pmLHR - SYD

2 stops33h 00mSWISS

Deal found 4/30

$1,783

Wed 5/79:20 amSYD - LHR

2 stops33h 15mAir Canada

Tue 5/279:30 amLHR - SYD

3 stops36h 50mAir Canada

Deal found 4/30

$2,198

Thu 5/88:55 pmSYD - LGW

2 stops46h 00mTurkish Airlines

Sun 6/810:55 amLGW - SYD

2 stops47h 05mTurkish Airlines

Deal found 4/30

$1,830

Sat 5/105:00 pmSYD - LHR

2 stops34h 45mEtihad Airways

Sat 5/248:55 pmLHR - SYD

1 stop35h 00mEtihad Airways

Deal found 4/30

$1,069

Sat 5/104:05 pmSYD - LHR

3 stops36h 15mMultiple Airlines

Sat 5/249:35 pmLHR - SYD

3 stops49h 25mMultiple Airlines

Deal found 4/30

$1,842

Sun 5/1112:00 pmSYD - LGW

2 stops36h 10mChina Eastern

Sat 5/316:00 pmLGW - SYD

1 stop33h 35mChina Eastern

Deal found 4/30

$1,043

Sun 5/1112:50 pmSYD - LGW

3 stops35h 20mMultiple Airlines

Sat 5/316:00 pmLGW - SYD

2 stops28h 40mMultiple Airlines

Deal found 4/30

$1,201

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 May 1, 2025.

Tue 5/2012:50 pmSYD - LGW

2 stops43h 15mMultiple Airlines

Deal found 4/29

$454

Wed 10/1510:15 pmSYD - LGW

1 stop42h 55mChina Southern

Deal found 4/29

$516

Wed 10/1511:15 amSYD - LHR

1 stop39h 40mVietnam Airlines

Deal found 4/30

$521

Wed 6/182:00 pmSYD - LHR

2 stops36h 45mMultiple Airlines

Deal found 4/30

$524

Wed 6/1811:00 amSYD - LHR

1 stop40h 40mChina Eastern

Deal found 4/30

$526

Tue 5/2711:00 amSYD - LGW

1 stop28h 40mChina Eastern

Deal found 4/29

$531

Tue 7/157:40 pmSYD - LHR

1 stop31h 05mAir China

Deal found 4/30

$551

Wed 7/167:45 pmSYD - LGW

2 stops44h 10mAir China

Deal found 4/29

$572

Sat 6/1410:10 pmSYD - LHR

1 stop40h 45mMalaysia Airlines

Deal found 4/30

$597

Thu 5/1510:10 pmSYD - LHR

1 stop27h 20mChina Airlines

Deal found 4/30

$605

Wed 10/159:55 pmSYD - LGW

2 stops49h 05mTurkish Airlines

Deal found 4/29

$636

Wed 10/159:55 pmSYD - LHR

2 stops32h 55mTurkish Airlines

Deal found 4/30

$637

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 - LHR

SYDLHR

Sydney Kingsford Smith

Wed 5/28

8:30 pm-6:40 pm

1 stop31h 10m

London Heathrow

Wed 6/4

9:20 pm-12:35 pm

1 stop30h 15m

$936

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Wed 5/28

8:30 pm-3:00 pm

1 stop27h 30m

London Gatwick

Wed 6/4

11:35 am-8:30 am

3 stops35h 55m

$937

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Mon 5/12

9:30 pm-7:00 am

1 stop42h 30m

London Heathrow

Sat 5/31

9:45 pm-4:55 pm

1 stop34h 10m

$966

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Thu 5/29

7:40 pm-5:45 pm

1 stop31h 05m

London Heathrow

Thu 6/5

8:25 pm-2:50 pm

1 stop33h 25m

$980

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Mon 7/28

7:45 pm-6:35 am

1 stop43h 50m

London Gatwick

Thu 8/28

12:35 pm-2:50 pm

1 stop41h 15m

$1,008

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Tue 10/14

9:55 pm-9:55 am

2 stops46h 00m

London Gatwick

Tue 11/18

6:00 am-7:45 pm

2 stops26h 45m

$1,014

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 5/14

10:10 pm-4:35 pm

1 stop27h 25m

London Heathrow

Wed 5/21

11:00 am-7:35 pm

1 stop23h 35m

$1,040

SydneyLondon

SYD - LGW

SYDLGW

Sydney Kingsford Smith

Sun 10/12

6:00 am-7:20 am

1 stop35h 20m

London Gatwick

Sun 11/2

9:40 am-6:35 pm

1 stop21h 55m

$1,050

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Wed 5/28

6:30 pm-6:45 pm

2 stops33h 15m

London Heathrow

Wed 6/4

9:45 pm-6:10 am

1 stop23h 25m

$1,051

SydneyLondon

SYD - LHR

SYDLHR

Sydney Kingsford Smith

Fri 7/18

8:55 pm-10:25 pm

2 stops34h 30m

London Heathrow

Sun 8/17

10:25 pm-7:00 pm

2 stops35h 35m

$1,054

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 May.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
SmartFares	Price Accuracy1 star	Trust Score*1 star
Flightnetwork	Price Accuracy3 stars	Trust Score*3 stars
Gotogate	Price Accuracy3 stars	Trust Score*2 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 Flightnetwork to be most consistent on Cheapflights vs. Flightnetwork Users can find the same prices on Sydney-London flight deals on Cheapflights vs. Flightnetwork >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 $1,103). 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

8.3

Very good

732 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

8.3

Very good

732 reviews

China Airlines

8.3

Very good

732 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

442 reviews

China Airlines

8.3

Very good

732 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

38 reviews

China Airlines

8.3

Very good

732 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

1,292 reviews

China Airlines

8.3

Very good

732 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 $936. Other airlines that can offer you cheap pricing are Etihad Airways, from $966, and Air China, from $980. These flights start at 24% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Sydney to London one-way?
$516 is the cheapest one-way deal found within the past few days, from China Southern. You may also be able to find cheap deals on Vietnam Airlines and China Eastern, with prices starting from $521 and $526, 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 $1,103). 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

Canterbury

Harrow

Wembley

Dover

Gatwick

Orpington

Watford

Croydon

Borehamwood

Folkestone

Ilford

Aylesbury

Sutton

Chelmsford

Brentwood

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
Air China	Cheapest$831	Average$842	FlexibilityNo cancel fee	On-time67%
China Eastern	Cheapest$842	Average$1,080	FlexibilityNo cancel fee	On-time62%
Cathay Pacific	Cheapest$956	Average$1,328	FlexibilityNo cancel fee	On-time72%
Etihad Airways	Cheapest$957	Average$1,722	FlexibilityNo cancel fee	On-time75%
Singapore Airlines	Cheapest$1,026	Average$1,402	FlexibilityNo cancel fee	On-time81%
British Airways	Cheapest$1,174	Average$1,387	FlexibilityNo cancel fee	On-time70%
Emirates	Cheapest$1,186	Average$1,481	FlexibilityNo cancel fee	On-time75%
Qantas Airways	Cheapest$1,301	Average$1,695	FlexibilityNo cancel fee	On-time74%
Qatar Airways	Cheapest$1,315	Average$2,037	FlexibilityNo cancel fee	On-time68%

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$454+ 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 5/20. 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 May 1, 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 May 1, 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 May.

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 25, 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 May 1, 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 May 1, 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

Get insights into the airlines that provide service to London. 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 London. Reviews last updated May 1, 2025.

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?

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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

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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 May 1, 2025.