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$632+ Cheap flights to the United Kingdom

— LHR
20 Sep — 27 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to United Kingdom in 2026

Enter your travel dates to find the best prices.

Cheapest flights to United Kingdom

Tue 22/920:35 -
1 stop30h 40m
Mon 28/921:30 -
1 stop36h 35m
Deal found 20/8$1,411
Tue 25/820:35 -
1 stop30h 30m
Sat 12/921:30 -
1 stop36h 35m
Deal found 18/8$1,415
Tue 1/911:00 -
1 stop41h 10m
Fri 4/911:35 -
3 stops35h 25m
Deal found 21/8$1,443
Tue 6/1021:35 -
1 stop25h 10m
Tue 27/1021:30 -
2 stops48h 55m
Deal found 20/8$1,446
Thu 3/911:00 -
1 stop41h 10m
Wed 30/911:35 -
3 stops35h 25m
Deal found 21/8$1,446
Fri 6/1112:00 -
1 stop40h 30m
Sun 22/1121:00 -
3 stops49h 05m
Deal found 20/8$1,447

Find flights to United Kingdom

Explore the United Kingdom
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Find flight deals to United Kingdom

Return from

$1,443

One-way from

$632

Popular in

December

Cheapest in

February

Average price

$1,826

Good round-trip deal

$2,118 or less

Good one-way deal

$1,759 or less
China Eastern
  • China Eastern
  • 1/9-4/9
  • 4 total stops
  • 76h 35m total
  • Sydney to London
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10/2
  • 10/2
  • 2 total stops
  • 26h 25m total
  • Sydney to United Kingdom
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Highest demand for flights based on searches. 7% potential increase in price ($143 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($50 potential savings vs. average return price).
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Average for return flights in August 2026
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Price to beat on a round-trip flight from Sydney Kingsford Smith to United Kingdom.
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Price to beat on a one-way flight from Sydney Kingsford Smith to United Kingdom.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights to the United Kingdom that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyBirmingham

SYD Sydney Kingsford Smith - BHX Birmingham

SYDBHX

Sydney Kingsford Smith

Sat 3/10

20:35-18:15

1 stop30h 40m

Birmingham

Sat 10/10

21:30-20:05

1 stop36h 35m

$1,617

SydneyBelfast

SYD Sydney Kingsford Smith - BFS Belfast Intl

SYDBFS

Sydney Kingsford Smith

Thu 3/9

11:00-19:20

2 stops41h 20m

Belfast Intl

Sun 6/9

14:40-09:00

2 stops33h 20m

$1,672

SydneyBirmingham

SYD Sydney Kingsford Smith - BHX Birmingham

SYDBHX

Sydney Kingsford Smith

Tue 13/10

22:05-09:05

2 stops45h 00m

Birmingham

Tue 27/10

11:00-19:25

2 stops45h 25m

$1,700

SydneyLondon

SYD Sydney Kingsford Smith - STN London Stansted

SYDSTN

Sydney Kingsford Smith

Tue 10/11

21:35-09:55

2 stops47h 20m

London Stansted

Sun 15/11

17:20-19:25

2 stops39h 05m

$1,703

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Tue 10/11

21:35-16:30

2 stops29h 55m

London Gatwick

Tue 17/11

17:25-19:25

2 stops39h 00m

$1,714

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Sun 8/11

21:35-16:30

2 stops29h 55m

London Gatwick

Tue 17/11

17:25-19:25

2 stops39h 00m

$1,714

SydneyLondon

SYD Sydney Kingsford Smith - LGW London Gatwick

SYDLGW

Sydney Kingsford Smith

Sat 7/11

21:35-09:10

2 stops46h 35m

London Gatwick

Sat 21/11

06:30-19:25

2 stops25h 55m

$1,715

SydneyBelfast

SYD Sydney Kingsford Smith - BFS Belfast Intl

SYDBFS

Sydney Kingsford Smith

Thu 1/10

11:00-19:20

2 stops41h 20m

Belfast Intl

Thu 8/10

06:10-10:00

2 stops41h 50m

$1,721

SydneyLondon

SYD Sydney Kingsford Smith - LTN London Luton

SYDLTN

Sydney Kingsford Smith

Tue 3/11

16:50-10:45

2 stops28h 55m

London Luton

Mon 16/11

12:10-06:30

2 stops31h 20m

$1,741

SydneyGlasgow

SYD Sydney Kingsford Smith - GLA Glasgow Intl

SYDGLA

Sydney Kingsford Smith

Wed 28/10

15:15-10:30

2 stops30h 15m

Glasgow Intl

Sun 1/11

11:40-06:55

2 stops32h 15m

$1,753

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 33 resultsSorted by cheapest first
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Best time to book a flight to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight to the United Kingdom

How long is the flight to United Kingdom?

On average, a flight from Sydney to United Kingdom takes 30 hours 50 minutes. Flights to United Kingdom from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to United Kingdom

The most flights from Sydney to United Kingdom are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

What are the most popular airlines that fly to United Kingdom?

The most popular airlines flying from Sydney to United Kingdom are Etihad Airways, Emirates and Qantas Airways.

Emirates
Emirates
From $1,340
Qatar Airways
Qatar Airways
From $1,233
Singapore Airlines
Singapore Airlines
From $1,162
Etihad Airways
Etihad Airways
From $871

What are the cheapest airlines that fly to United Kingdom?

The cheapest airlines flying from Sydney to United Kingdom are Hainan Airlines, Virgin Australia and AirAsia X.

Rainfall in United Kingdom by month

In terms of precipitation, rainfall in United Kingdom ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit United Kingdom when rainfall is around 40.0 mm.

Temperature in United Kingdom by month

If weather is an important factor for your trip to United Kingdom, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

When is the best time to book a flight to United Kingdom?

The best time to book flights to United Kingdom is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What are the most popular places to fly to in United Kingdom?

The most popular places in United Kingdom to fly to are England and Scotland.

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Emirates,Qantas Airways, andEtihad Airways to the United Kingdom. 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.
Emirates
8.1
Very Good
3,657 reviews
Check prices

Crew

8.4

Overall

8.1

Boarding

8.2

Food

7.9

Comfort

8.0

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Emirates
8.1
Very Good
3,657 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Crew

8.4

Overall

8.1

Boarding

8.2

Food

7.9

Comfort

8.0

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Qantas Airways
7.5
Good
1,084 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Crew

8.4

Overall

8.1

Boarding

8.2

Food

7.9

Comfort

8.0

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
Etihad Airways
7.3
Good
1,506 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Crew

8.4

Overall

8.1

Boarding

8.2

Food

7.9

Comfort

8.0

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
China Southern
7.3
Good
172 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Crew

8.4

Overall

8.1

Boarding

8.2

Food

7.9

Comfort

8.0

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.
China Eastern
7.3
Good
232 reviews
Emirates
8.1
Very Good
3,657 reviews
Check prices

Crew

8.4

Overall

8.1

Boarding

8.2

Food

7.9

Comfort

8.0

Entertainment

8.2

Reviews

1 / 20
6.0
Good

Jodie,Aug 2026

SYD - DXB

Overall it was a good flight with great service, however we paid for extra legroom only to find that the seat my husband was on was extremely small, it was the “window” seat. It seemed smaller than a regular seat so definitely not worth the amount we paid.

FAQs about flying to United Kingdom

  • Can I find cheaper flights to United Kingdom 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 United Kingdom on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to United Kingdom?

    Based on reviews from Cheapflights users, Turkish Airlines is rated the highest out of the airlines that fly to United Kingdom.

  • What is the cheapest airport to fly to in United Kingdom?

    London Luton is currently the cheapest airport to fly to in United Kingdom. One-way flights to London Luton typically cost $19, while return flights cost around $80.

  • How much is a return flight to United Kingdom?

    A return flight to United Kingdom will typically cost around $266, however they can be found for as little as $245.

  • Where does the fastest flight to United Kingdom depart from?

    For those looking to save time traveling to United Kingdom, Perth offers the quickest one-way flight (17 hours 50 minutes).

  • Does London Heathrow have car hire?

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

  • Are there hotels close to London Heathrow?

    Yes. London Heathrow has hotels nearby for those requiring accommodations. Aerotel London Heathrow is the closest property to London Heathrow (0.0 km away from London Heathrow).

See more FAQs

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