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$794+ Cheap flights to Belfast

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
— BHD
3 Sep — 10 Sep1
1 adult

Flights to Belfast in 2025

Find the latest flights to Belfast in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 29 August 2025.

Return from

$2,187

One-way from

$812

Popular in

July

Cheapest in

June

Average price

$2,180
12/10-19/10
  • 12/10-19/10
  • 4 total stops
  • 62h 30m total
  • Sydney to Belfast
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10/11
  • 10/11
  • 3 total stops
  • 55h 10m total
  • Sydney to Belfast
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($282 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease ($205 potential savings vs. average return price).
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Average for return flights in August 2025
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Find flight deals to Belfast

Cheapest flights to Belfast
Explore the most affordable flight options available to Belfast. Find the lowest fares based on data from user searches, with prices last updated on 29 August 2025.

Sun 12/1016:40SYD - BFS
2 stops27h 50mMultiple Airlines
Sun 19/1013:20BFS - SYD
2 stops34h 40mMultiple Airlines
Deal found 28/8$2,187
Sat 11/1021:30SYD - BFS
2 stops33h 55mMultiple Airlines
Sat 18/1016:40BFS - SYD
3 stops39h 15mMultiple Airlines
Deal found 26/8$2,471
Tue 30/1216:20SYD - BHD
2 stops30h 10mBritish Airways
Tue 20/115:05BHD - SYD
2 stops28h 50mBritish Airways
Deal found 28/8$2,600
Thu 25/914:40SYD - BHD
2 stops29h 30mBritish Airways
Sat 11/1019:00BHD - SYD
2 stops50h 45mBritish Airways
Deal found 27/8$3,381
Thu 25/913:05SYD - BHD
2 stops59h 25mMalaysia Airlines
Sat 11/1016:15BHD - SYD
2 stops56h 45mMalaysia Airlines
Deal found 28/8$3,391
Thu 25/914:50SYD - BHD
2 stops39h 25mKLM
Sat 11/1017:25BHD - SYD
3 stops31h 20mKLM
Deal found 28/8$3,404
Tue 30/1211:30SYD - BHD
2 stops34h 00mMultiple Airlines
Tue 20/117:15BHD - SYD
3 stops29h 05mMultiple Airlines
Deal found 27/8$4,227

Cheapflights Fare Finder

 
Locate flights to Belfast that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 29 August 2025.
Use the filters below to find and compare flights to Belfast that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Sun 12/10

16:40-10:30

2 stops27h 50m

Belfast Intl

Sun 19/10

13:20-10:00

2 stops34h 40m

$2,187

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Sat 11/10

21:30-21:25

2 stops33h 55m

Belfast Intl

Sat 18/10

16:40-17:55

3 stops39h 15m

$2,471

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 30/12

16:20-11:30

2 stops30h 10m

Belfast City

Tue 20/1

15:05-06:55

2 stops28h 50m

$2,600

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Thu 25/9

14:40-11:10

2 stops29h 30m

Belfast City

Sat 11/10

19:00-07:45

2 stops50h 45m

$3,381

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Thu 25/9

13:05-15:30

2 stops59h 25m

Belfast City

Sat 11/10

16:15-11:00

2 stops56h 45m

$3,391

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Thu 25/9

14:50-21:15

2 stops39h 25m

Belfast City

Sat 11/10

17:25-10:45

3 stops31h 20m

$3,404

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 30/12

11:30-10:30

2 stops34h 00m

Belfast City

Tue 20/1

17:15-09:20

3 stops29h 05m

$4,227

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Wed 3/12

21:50-20:25

3 stops57h 35m

$794

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Mon 10/11

20:05-16:15

3 stops55h 10m

$812

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 3/12

21:50-09:45

3 stops46h 55m

$858

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Showing 1-10 of 11 results
1
2

Best time to book a flight to Belfast

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

How long is the flight to Belfast?

On average, a flight from Sydney to Belfast takes 29 hours 12 minutes. Flights to Belfast from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Belfast?

The most popular airline flying from Sydney to Belfast is British Airways.

British Airways
British Airways
From $936
Qatar Airways
Qatar Airways
From $1,013
Malaysia Airlines
Malaysia Airlines
From $1,213
Qantas Airways
Qantas Airways
From $1,385

What are the cheapest airlines that fly to Belfast?

The cheapest airline flying from Sydney to Belfast is British Airways.

Rainfall in Belfast by month

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

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 mm per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

Temperature in Belfast by month

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

If weather is an important factor for your trip to Belfast, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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. Reviews last updated 29 August 2025.
Read reviews from past customers who have flown British 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.
British Airways
6.7
Okay
7,320 reviews
Check prices

Comfort

6.7

Food

6.3

Overall

6.7

Crew

7.6

Entertainment

6.4

Boarding

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,320 reviews
British Airways
6.7
Okay
7,320 reviews
Check prices

Comfort

6.7

Food

6.3

Overall

6.7

Crew

7.6

Entertainment

6.4

Boarding

6.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

FAQs about flying to Belfast

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

  • What is the best airline to fly to Belfast?

    Based on reviews from Cheapflights users, British Airways is rated the highest out of the airlines that fly to Belfast.

  • Where does the fastest flight to Belfast depart from?

    For those looking to save time traveling to Belfast, Melbourne offers the quickest one-way flight (26 hours 25 minutes).

  • Does Belfast Intl have car hire?

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

  • Are there hotels close to Belfast Intl?

    Yes. Belfast Intl has hotels nearby for those requiring accommodations. Maldron Hotel Belfast Airport is the closest property to Belfast Intl (0.0 km away from Belfast Intl).

See more FAQs

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Airports serving Belfast

Book a flight to or from one of these Belfast airports.
Flights to Belfast Intl
Flights to Belfast City
Flights from Belfast Intl
Flights from Belfast City

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