$2,078 Find Cheap Flights from Sydney to Belfast – Compare and Save

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Everything you should know

Cheapest return flight
$2,078
Typical prices: $1,930-$2,459
Multiple Airlines
Thu 12/4Thu 10/5
SYD - BHD • 2 stops
Top routes
SYD - BFS
Cheapest • 7% average savings
SYD - BHD
Most popular
Insights
Insights
When to travel
May
Cheapest • 15% price drop
June
Most popular
Good to know
+1
Good to know
+1
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Flight Deals

Cheap Flights from Sydney to Belfast (SYD-BHD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Sydney to Belfast

Mon, 12 Apr - Mon, 10 May
Multiple Airlines Logo
20:00 - 18:45SYD  Sydney Kingsford Smith-BHD Belfast City
31h 45m2 stops New Delhi Indira Gandhi Intl London Heathrow
Multiple Airlines Logo
19:35 - 18:25BHD  Belfast City-SYD Sydney Kingsford Smith
37h 50m2 stops London Heathrow New Delhi Indira Gandhi Intl
$2,078Multiple Airlines
3+ days ago
Mon, 12 Apr - Mon, 10 May
Multiple Airlines Logo
14:35 - 12:55SYD  Sydney Kingsford Smith-BHD Belfast City
31h 20m2 stops Singapore Changi London Heathrow
Multiple Airlines Logo
18:30 - 08:15BHD  Belfast City-SYD Sydney Kingsford Smith
28h 45m3 stops London Heathrow Kuala Lumpur Intl Melbourne
$2,568Multiple Airlines
3+ days ago
Mon, 12 Apr - Mon, 10 May
Multiple Airlines Logo
12:00 - 08:50SYD  Sydney Kingsford Smith-BHD Belfast City
29h 50m3 stops Melbourne Kuala Lumpur Intl London Heathrow
Multiple Airlines Logo
18:30 - 08:15BHD  Belfast City-SYD Sydney Kingsford Smith
28h 45m3 stops London Heathrow Kuala Lumpur Intl Melbourne
$2,798Multiple Airlines
3+ days ago
Booking Insights

Price, demand, and travel trends for Sydney to Belfast flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Sydney to Belfast?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Sydney to Belfast. It's 11% cheaper than the average day, while Friday is the most expensive, with prices 150% higher.

Find deals

Key details for Sydney to Belfast flights

Low season

October

Cheapest flight

$2,078
Beat the crowds with an average 61% drop in travellers.
The most popular month to fly with an average 88% increase in travellers.
Return flight from Sydney to Belfast City Airport

When to book flights from Sydney to Belfast

Are your dates flexible? Find out the best times to travel from Sydney to Belfast based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Sydney to Belfast flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Sydney to Belfast?

    Only Economy class is available on flights from Sydney to Belfast.

  • Do I need a passport to fly from Sydney to Belfast?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Sydney to Belfast flight?

    Return flights from Sydney to Belfast range from $1,930 to $2,459, with an average of $2,147 over the past 12 months. Anything below $1,930 counts as a good deal.

  • Have flight prices from Sydney to Belfast changed much recently?

    Yes. Based on fares seen in the past 5 days, return prices on this route varied from about $2,078 to $2,798. That means the highest observed fare was about 34% higher than the lowest one.

  • What car hire options are available in Belfast?

    Since Belfast is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near Belfast City Airport (BHD) – daily rates averaging $60:

    • Budget
    • Sixt
    • Enterprise Rent-A-Car
    • Avis
    • Hertz

    Near Belfast Intl Airport (BFS) – daily rates averaging $53:

    • Budget
    • DRIVALIA
    • Sixt
    • Alamo
    • Hertz

  • Which airports can I use when flying from Sydney to Belfast?

    Flights from Sydney to Belfast usually depart from Sydney Kingsford Smith (SYD) and may arrive at several airports in Belfast area, including Belfast Intl (BFS) and Belfast City (BHD).

  • Can I save money by using flexible dates for flights from Sydney to Belfast?

    Yes. Flexible dates can save you up to 65% on flights from Sydney to Belfast. Wednesday is the cheapest departure day at $1,928 return on average, while Friday is the most expensive at $5,366, a difference of $3,438.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Sydney and Belfast?

    Belfast is 11 hours behind Sydney (British Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Belfast?

    Waterfront Hall is one of the most viewed places in Belfast on KAYAK.

Your guide to booking Sydney to Belfast flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Friday. On this route, Wednesday flights average $1,928, about $3,438 less than Friday fares (64% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Sydney to Belfast trip for May. Fares historically average $1,823 return in that month – typically $1,455 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Belfast City Airport.

    • Premier Inn Belfast Titanic Quarter
    • Park Avenue

More options for your flight from Sydney to Belfast

Complete your trip to Belfast with a hotel stay or car hire

Car hire in Belfast
Hotels in Belfast
Holidays in Belfast