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Flights to Belfast Intl

€43 Cheap flights to Belfast Intl Airport

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ireland to Belfast Intl Airport

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:30 - 10:05NOC  Knock Intl-BFS Belfast Intl
18h 35m1 stop London Luton
Multiple Airlines Logo
22:05 - 10:15BFS  Belfast Intl-NOC Knock Intl
12h 10m1 stop London Stansted
€85Multiple Airlines
Sat, 21 Nov - Wed, 25 Nov
Multiple Airlines Logo
06:10 - 19:45DUB  Dublin-BFS Belfast Intl
13h 35m1 stop Manchester
Multiple Airlines Logo
09:25 - 15:40BFS  Belfast Intl-DUB Dublin
6h 15m1 stop Manchester
€91Multiple Airlines
Thu, 17 Dec - Thu, 24 Dec
Multiple Airlines Logo
20:55 - 08:25DUB  Dublin-BFS Belfast Intl
11h 30m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
09:30 - 19:00BFS  Belfast Intl-DUB Dublin
9h 30m1 stop Edinburgh Turnhouse
€92Multiple Airlines
Sat, 19 Dec - Sat, 26 Dec
Multiple Airlines Logo
19:25 - 08:25DUB  Dublin-BFS Belfast Intl
13h 00m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
07:50 - 07:05BFS  Belfast Intl-DUB Dublin
23h 15m1 stop Manchester
€93Multiple Airlines
Sat, 12 Dec - Sun, 20 Dec
Multiple Airlines Logo
21:55 - 09:05DUB  Dublin-BFS Belfast Intl
11h 10m1 stop London Stansted
Multiple Airlines Logo
19:20 - 23:45BFS  Belfast Intl-DUB Dublin
4h 25m1 stop London Stansted
€94Multiple Airlines
Fri, 4 Dec - Fri, 11 Dec
Multiple Airlines Logo
20:35 - 07:30DUB  Dublin-BFS Belfast Intl
10h 55m1 stop London Stansted
Multiple Airlines Logo
15:25 - 20:00BFS  Belfast Intl-DUB Dublin
4h 35m1 stop London Stansted
€95Multiple Airlines
Tue, 17 Nov - Sat, 21 Nov
Multiple Airlines Logo
21:00 - 10:05DUB  Dublin-BFS Belfast Intl
13h 05m1 stop London Stansted
Multiple Airlines Logo
19:05 - 07:50BFS  Belfast Intl-DUB Dublin
12h 45m1 stop London Stansted
€97Multiple Airlines
Sat, 5 Dec - Sat, 12 Dec
Multiple Airlines Logo
08:30 - 20:25DUB  Dublin-BFS Belfast Intl
11h 55m1 stop Bristol
Multiple Airlines Logo
08:45 - 20:20BFS  Belfast Intl-DUB Dublin
11h 35m1 stop Bristol
€100Multiple Airlines
Tue, 1 Dec - Tue, 8 Dec
Multiple Airlines Logo
06:55 - 19:50DUB  Dublin-BFS Belfast Intl
12h 55m1 stop Manchester
Multiple Airlines Logo
09:25 - 23:25BFS  Belfast Intl-DUB Dublin
14h 00m1 stop Manchester
€101Multiple Airlines
Fri, 11 Dec - Thu, 17 Dec
Multiple Airlines Logo
18:00 - 22:45DUB  Dublin-BFS Belfast Intl
4h 45m1 stop Glasgow Intl
Multiple Airlines Logo
17:20 - 23:25BFS  Belfast Intl-DUB Dublin
6h 05m1 stop Manchester
€102Multiple Airlines
Fri, 11 Dec - Thu, 17 Dec

momondo Fare Finder

 
Use the filters below to find and compare flights to Belfast Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

KnockBelfast

NOC Knock Intl - BFS Belfast Intl

NOCBFS

Knock Intl

Sat 21/11

15:30-10:05

1 stop18h 35m

Belfast Intl

Wed 25/11

22:05-10:15

1 stop12h 10m

€85

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Thu 17/12

06:10-19:45

1 stop13h 35m

Belfast Intl

Thu 24/12

09:25-15:40

1 stop6h 15m

€91

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 19/12

20:55-08:25

1 stop11h 30m

Belfast Intl

Sat 26/12

09:30-19:00

1 stop9h 30m

€92

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 12/12

19:25-08:25

1 stop13h 00m

Belfast Intl

Sun 20/12

07:50-07:05

1 stop23h 15m

€93

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 4/12

21:55-09:05

1 stop11h 10m

Belfast Intl

Fri 11/12

19:20-23:45

1 stop4h 25m

€94

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 17/11

20:35-07:30

1 stop10h 55m

Belfast Intl

Sat 21/11

15:25-20:00

1 stop4h 35m

€95

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Sat 5/12

21:00-10:05

1 stop13h 05m

Belfast Intl

Sat 12/12

19:05-07:50

1 stop12h 45m

€97

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 1/12

08:30-20:25

1 stop11h 55m

Belfast Intl

Tue 8/12

08:45-20:20

1 stop11h 35m

€100

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 11/12

06:55-19:50

1 stop12h 55m

Belfast Intl

Thu 17/12

09:25-23:25

1 stop14h 00m

€101
Fastest return journey

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Fri 11/12

18:00-22:45

1 stop4h 45m

Belfast Intl

Thu 17/12

17:20-23:25

1 stop6h 05m

€102

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast Intl Airport from

Flights to Belfast Intl Airport – Travel Insights & Trends

Get data-powered insights and trends for flights to Belfast Intl Airport to help you craft the best travel plan.

How long does it take to fly to Belfast Intl Airport?

If you’re flying from a popular airport in Ireland, such as Dublin or Cork, and flying into Belfast Intl Airport, then you can expect flight times to average 11h and 9h 15m, respectively.

Cheap Belfast Intl Airport flight deals and tips

Summary info about Belfast Intl Airport flight prices, duration and airlines

Best One-Way Price

€43

Best Round-Trip Price

€84

Fastest flight time

4h 15m
The best one-way flight price to Belfast from Ireland in the last 5 days is €43 (Dublin to Belfast Intl).
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The best return flight price to Belfast from Ireland in the last 5 days is €84 (Dublin to Belfast Intl).
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The fastest flight to Belfast from Ireland takes 4h 15m (Dublin to Belfast Intl).
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Frequently asked questions about flying to Belfast Intl Airport

Is there an alternative airport near Belfast Intl Airport?

Those flying to Belfast Intl Airport could potentially find better pricing at Belfast City Airport (4 km from Belfast city centre), Londonderry Eglinton Airport (93 km from Belfast Intl Airport city centre), Campbeltown Machrihanish Airport (95 km from Belfast city centre), Isle of Islay Glenegedale Airport (122 km from Belfast city centre) or Glasgow Prestwick Airport (132 km from Belfast city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Belfast?

The cheapest airport near Belfast is typically Belfast City Airport, with an average price of €147/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Belfast Intl Airport?

Prices for flights to Belfast Intl Airport refresh daily.

How many operators does momondo search for flights to Belfast Intl Airport?

As of November 2026, there is 1 operator available to choose from for flights to Belfast Intl Airport.

How old do you have to be to fly to Belfast Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Belfast Intl Airport.

What documentation or ID do you need to fly to Belfast Intl Airport?

The travel and health documents required for your trip to Belfast Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Belfast Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Newry
Ballymena
Armagh

Why use momondo?

Why should I use momondo to find a flight deal to Belfast?

Finding the right flight to Belfast is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Belfast quick and easy, saving you time and money.

Can I find flights to Belfast with flexible booking policies on momondo?

All flight searches to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Belfast?

Once you have performed a search for flights to Belfast, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Belfast Intl trip

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Find better results for your trip to Belfast Intl Airport BFS

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Flights to Belfast City Airport