Find flights
Airlines

$1,987+ Cheap flights to Belfast

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
— BHD
4 Jan — 11 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Belfast in 2025

Enter your travel dates to find the best prices.

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 5 December 2025.

Tue 30/1215:15SYD - BHD
2 stops52h 55mMultiple Airlines
Tue 20/111:25BHD - SYD
2 stops35h 00mMultiple Airlines
Deal found 3/12$3,061
Tue 30/1216:20SYD - BHD
2 stops27h 05mBritish Airways
Tue 20/108:45BHD - SYD
2 stops35h 10mBritish Airways
Deal found 4/12$3,619
Fri 19/1208:30SYD - BHD
3 stops47h 00mMultiple Airlines
Fri 2/107:00BHD - SYD
3 stops39h 15mMultiple Airlines
Deal found 3/12$4,405
Tue 30/1211:10SYD - BHD
3 stops40h 40mKLM
Tue 20/117:20BHD - SYD
2 stops51h 15mKLM
Deal found 3/12$4,835
Fri 19/1211:15SYD - BHD
2 stops32h 10mBritish Airways
Fri 2/111:30BHD - SYD
2 stops32h 25mBritish Airways
Deal found 3/12$5,425
Fri 19/1211:30SYD - BHD
2 stops40h 20mKLM
Fri 2/106:30BHD - SYD
3 stops38h 00mKLM
Deal found 3/12$5,565
Fri 19/1221:30SYD - BFS
2 stops52h 55mMultiple Airlines
Fri 2/121:20BFS - SYD
2 stops49h 40mMultiple Airlines
Deal found 4/12$5,596

Find flight deals to Belfast

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 5 December 2025.

Return from

$2,066

Popular in

July

Cheapest in

June

Average price

$2,656
British Airways
  • British Airways
  • 4/3-8/3
  • 4 total stops
  • 57h 40m total
  • Sydney to Belfast
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($171 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($120 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
Search Deals

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 5 December 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

Mon 19/1

21:30-20:10

2 stops33h 40m

Belfast Intl

Mon 26/1

10:20-06:30

2 stops33h 10m

$1,987

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 4/3

16:20-10:15

2 stops28h 55m

Belfast City

Sun 8/3

15:10-06:55

2 stops28h 45m

$2,066

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Sat 17/1

12:00-20:15

2 stops43h 15m

Belfast Intl

Sat 24/1

10:35-06:30

2 stops32h 55m

$2,474

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Wed 4/3

14:05-10:15

2 stops31h 10m

Belfast City

Sun 8/3

06:30-08:15

3 stops38h 45m

$2,963

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 30/12

15:15-09:10

2 stops52h 55m

Belfast City

Tue 20/1

11:25-09:25

2 stops35h 00m

$3,061

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 30/12

16:20-08:25

2 stops27h 05m

Belfast City

Tue 20/1

08:45-06:55

2 stops35h 10m

$3,619

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Fri 19/12

08:30-20:30

3 stops47h 00m

Belfast City

Fri 2/1

17:20-10:15

2 stops29h 55m

$4,737

SydneyBelfast

SYD - BHD

SYDBHD

Sydney Kingsford Smith

Tue 30/12

11:10-16:50

3 stops40h 40m

Belfast City

Tue 20/1

17:20-07:35

2 stops51h 15m

$4,835

SydneyBelfast

SYD - BFS

SYDBFS

Sydney Kingsford Smith

Fri 19/12

21:30-15:25

2 stops52h 55m

Belfast Intl

Fri 2/1

21:20-10:00

2 stops49h 40m

$5,596

Flights are sorted by cheapest return flights first.

Deals found on 4/12

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 27 hours 5 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 $1,711
Qatar Airways
Qatar Airways
From $2,308
Malaysia Airlines
Malaysia Airlines
From $1,835

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 5 December 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
7,562 reviews
Check prices

Comfort

6.7

Overall

6.7

Boarding

6.9

Crew

7.6

Food

6.4

Entertainment

6.4

Reviews

1 / 20
10.0
Excellent

Amit,Nov 2025

BOM - LHR

Food and presentation were excellent. Staff was very courteous. On time boarding, on time flight. Comfortable seats (lie flats) and clear announcements and updates.
British Airways
6.7
Okay
7,562 reviews
British Airways
6.7
Okay
7,562 reviews
Check prices

Comfort

6.7

Overall

6.7

Boarding

6.9

Crew

7.6

Food

6.4

Entertainment

6.4

Reviews

1 / 20
10.0
Excellent

Amit,Nov 2025

BOM - LHR

Food and presentation were excellent. Staff was very courteous. On time boarding, on time flight. Comfortable seats (lie flats) and clear announcements and updates.

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 (28 hours 40 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Belfast?

Cheapflights makes it easy to find Belfast flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast.

Can Cheapflights find flights to Belfast with no change fees?

Need flexible booking options for your flight to Belfast ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Belfast flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.