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Cheap flights from Sydney to Belfast City Airport from $942

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BHD
21 Nov — 28 Nov1
1 adult
1 adult, Economy

Find flight deals from Sydney to Belfast City

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Belfast City
Explore the most affordable flight options available from Sydney to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2025.

Tue 30/1215:55SYD - BHD
2 stops29h 35mMultiple Airlines
Tue 20/108:45BHD - SYD
2 stops26h 45mMultiple Airlines
Deal found 22/10$3,593

Cheap flight deals from Sydney to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Belfast City (BHD). 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 22 October 2025.

Round-trip from

$1,945

One-way from

$942

Popular in

June

Cheapest in

January

Average price

$2,040
British Airways
  • British Airways
  • 8/3-10/3
  • 4 total stops
  • 62h 15m total
  • Sydney to Belfast
Search Deals
1/11
  • 1/11
  • 3 total stops
  • 58h 25m total
  • Sydney to Belfast
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($562 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($148 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Belfast City 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 22 October 2025.
Use the filters below to find and compare flights from Sydney to Belfast City Airport that are best for you.

Fly from

Sydney

Fly to

Belfast City

Route

Depart

Return

Price

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sun 8/3

16:20-10:20

2 stops29h 00m

Belfast City

Tue 10/3

06:35-06:55

2 stops37h 20m

$1,943

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 11/3

16:20-09:10

2 stops27h 50m

Belfast City

Sun 15/3

17:35-06:55

2 stops50h 20m

$1,945

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 11/3

11:15-16:50

2 stops40h 35m

Belfast City

Sun 15/3

06:30-07:30

3 stops38h 00m

$2,695

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sun 8/3

12:10-16:50

2 stops39h 40m

Belfast City

Tue 10/3

06:30-07:25

3 stops37h 55m

$3,208

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 30/12

15:55-10:30

2 stops29h 35m

Belfast City

Tue 20/1

08:45-22:30

2 stops26h 45m

$3,593

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Sat 1/11

21:30-20:55

3 stops58h 25m

$942

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Best time to book a flight from Sydney to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City 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 Belfast City Airport

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

Find hourly flight availability from Sydney to Belfast City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 October 2025.

It’s optimal to fly from Sydney to Belfast City Airport in the afternoon. By choosing this option you can save up to 21% on the cost of your flight, compared to a flight in the evening.

How much does it cost for a return flight from Sydney to Belfast City Airport?

Reviews of airlines servicing Belfast City

Get insights into the airlines that provide service to Belfast City. 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 Belfast City. Reviews last updated 22 October 2025.
Read reviews from past customers who have flown with British Airways from Sydney to Belfast City Airport. 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.
British Airways
6.7
Okay
7,467 reviews
Check prices

Entertainment

6.4

Food

6.3

Boarding

6.9

Comfort

6.7

Crew

7.6

Overall

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

ALG - LGW

Didn't like anything from this flight starting with the lady at the counter. Nasty attitude.
British Airways
6.7
Okay
7,467 reviews
British Airways
6.7
Okay
7,467 reviews
Check prices

Entertainment

6.4

Food

6.3

Boarding

6.9

Comfort

6.7

Crew

7.6

Overall

6.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

ALG - LGW

Didn't like anything from this flight starting with the lady at the counter. Nasty attitude.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Belfast City. 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 Belfast City?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to Belfast City. On average, Kingsford Smith has 0 outbound flights to Belfast City per day from 1 airline. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

  • How long is the flight from Sydney to Belfast City Airport?

    British Airways can get you from Sydney to Belfast City Airport in just under 29h. Your travel time can differ by up to . There are 17094 km between Sydney and Belfast City Airport.

  • What is the cheapest airline to fly from Sydney to Belfast City Airport round-trip?

    Currently priced at $1,955, British Airways will fly you from Sydney to Belfast City Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Users have found that British Airways is 17% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Sydney to Belfast City?

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to Belfast City

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Belfast Intl flights

Top airline flying from Sydney to Belfast City

Discover the top airline that operate flights from Sydney to Belfast City. 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 22 October 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$1,955Average$2,301FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Belfast City?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Belfast City. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Sydney to Belfast City by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Belfast City, users can toggle the no change fees filter when performing a flight search.

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

Of course! You can now track prices for flights from Sydney to Belfast City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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