$796+ 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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
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 15 July 2025.
Find flight deals to Belfast
Cheapest flights to BelfastExplore the most affordable flight options available to Belfast. Find the lowest fares based on data from user searches, with prices last updated on 15 July 2025.
Explore the most affordable flight options available to Belfast. Find the lowest fares based on data from user searches, with prices last updated on 15 July 2025.
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 15 July 2025.
Use the filters below to find and compare flights to Belfast that are best for you.
Fly from
Route
Depart
Return
Price
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Wed 27/8
11:00-19:40
2 stops41h 40m
Belfast Intl
Wed 3/9
21:05-09:00
2 stops50h 55m
SydneyBelfast
SYD - BHD
SYDBHD
Sydney Kingsford Smith
Thu 31/7
14:40-09:20
2 stops27h 40m
Belfast City
Tue 2/9
13:40-05:20
2 stops30h 40m
SydneyBelfast
SYD - BHD
SYDBHD
Sydney Kingsford Smith
Thu 25/9
14:40-13:15
2 stops31h 35m
Belfast City
Sat 11/10
10:15-06:20
3 stops34h 05m
SydneyBelfast
SYD - BHD
SYDBHD
Sydney Kingsford Smith
Thu 31/7
16:25-21:15
3 stops61h 50m
Belfast City
Tue 2/9
17:25-06:45
2 stops28h 20m
SydneyBelfast
SYD - BFS
SYDBFS
Sydney Kingsford Smith
Sun 16/11
21:25-16:35
3 stops54h 10m
SydneyBelfast
SYD - BHD
SYDBHD
Sydney Kingsford Smith
Sun 16/11
21:25-16:25
3 stops54h 00m
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.
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 40 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.
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 15 July 2025.
Read reviews from past customers who have flown KLM and 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.
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,June 2025
AMS - BOS
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,June 2025
AMS - BOS
Crew
Overall
Boarding
Comfort
Entertainment
Food
Reviews
Anonymous,June 2025
AMS - BOS
FAQs about flying to Belfast
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Airports serving Belfast
Book a flight to or from one of these Belfast airports.
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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.
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