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Flights to Belfast

€45 Cheap flights to Belfast

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Belfast departing on 18/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ireland to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:00 - 08:15
SNN
-
BFS
14h 15m
1 stop
Multiple Airlines Logo
07:10 - 21:10
BFS
-
SNN
14h 00m
1 stop
€82Multiple Airlines
Sun, 29 Mar - Sun, 5 Apr
Multiple Airlines Logo
06:45 - 20:25
DUB
-
BFS
13h 40m
1 stop
Multiple Airlines Logo
18:00 - 21:25
BFS
-
DUB
3h 25m
1 stop
€85Multiple Airlines
Fri, 13 Mar - Fri, 20 Mar
Multiple Airlines Logo
06:15 - 16:10
DUB
-
BFS
9h 55m
1 stop
Multiple Airlines Logo
12:45 - 23:55
BFS
-
DUB
11h 10m
1 stop
€86Multiple Airlines
Thu, 26 Mar - Thu, 2 Apr
Multiple Airlines Logo
15:00 - 22:00
DUB
-
BFS
7h 00m
1 stop
Multiple Airlines Logo
09:30 - 20:00
BFS
-
DUB
10h 30m
1 stop
€87Multiple Airlines
Sat, 28 Mar - Sat, 4 Apr
Multiple Airlines Logo
06:15 - 16:10
DUB
-
BFS
9h 55m
1 stop
Multiple Airlines Logo
07:50 - 14:55
BFS
-
DUB
7h 05m
1 stop
€91Multiple Airlines
Thu, 5 Mar - Mon, 9 Mar
Multiple Airlines Logo
14:20 - 18:50
SNN
-
BFS
4h 30m
1 stop
Multiple Airlines Logo
07:40 - 13:55
BFS
-
SNN
6h 15m
1 stop
€92Multiple Airlines
Wed, 11 Mar - Wed, 18 Mar
Multiple Airlines Logo
13:00 - 18:50
DUB
-
BFS
5h 50m
1 stop
Multiple Airlines Logo
15:45 - 20:05
BFS
-
DUB
4h 20m
1 stop
€92Multiple Airlines
Wed, 11 Mar - Wed, 18 Mar
Multiple Airlines Logo
15:00 - 22:00
DUB
-
BFS
7h 00m
1 stop
Multiple Airlines Logo
08:40 - 17:00
BFS
-
DUB
8h 20m
1 stop
€93Multiple Airlines
Sat, 28 Mar - Mon, 30 Mar
Multiple Airlines Logo
22:20 - 08:50
ORK
-
BFS
10h 30m
1 stop
Multiple Airlines Logo
22:45 - 07:25
BFS
-
ORK
8h 40m
1 stop
€94Multiple Airlines
Fri, 6 Mar - Sun, 8 Mar
British Airways Logo
07:50 - 16:45
SNN
-
BHD
8h 55m
1 stop
British Airways Logo
06:30 - 11:30
BHD
-
SNN
5h 00m
1 stop
€371British Airways
Sun, 1 Mar - Sun, 8 Mar

momondo Fare Finder

 
Locate flights to Belfast that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 12 February 2026.
Use the filters below to find and compare flights to Belfast that are best for you.

Fly from

Route

Depart

Return

Price

ShannonBelfast

SNN - BFS

SNNBFS

Shannon

Sun 29/3

18:00-08:15

1 stop14h 15m

Belfast Intl

Sun 5/4

07:10-21:10

1 stop14h 00m

€82

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Fri 13/3

06:45-20:25

1 stop13h 40m

Belfast Intl

Fri 20/3

18:00-21:25

1 stop3h 25m

€85

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 26/3

06:15-16:10

1 stop9h 55m

Belfast Intl

Thu 2/4

12:45-23:55

1 stop11h 10m

€86

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 28/3

15:00-22:00

1 stop7h 00m

Belfast Intl

Sat 4/4

09:30-20:00

1 stop10h 30m

€87

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 5/3

06:15-16:10

1 stop9h 55m

Belfast Intl

Mon 9/3

07:50-14:55

1 stop7h 05m

€91

ShannonBelfast

SNN - BFS

SNNBFS

Shannon

Wed 11/3

14:20-18:50

1 stop4h 30m

Belfast Intl

Wed 18/3

07:40-13:55

1 stop6h 15m

€92

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 11/3

13:00-18:50

1 stop5h 50m

Belfast Intl

Wed 18/3

15:45-20:05

1 stop4h 20m

€92

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 28/3

15:00-22:00

1 stop7h 00m

Belfast Intl

Mon 30/3

08:40-17:00

1 stop8h 20m

€93

CorkBelfast

ORK - BFS

ORKBFS

Cork

Fri 6/3

22:20-08:50

1 stop10h 30m

Belfast Intl

Sun 8/3

22:45-07:25

1 stop8h 40m

€94

ShannonBelfast

SNN - BHD

SNNBHD

Shannon

Sun 1/3

07:50-16:45

1 stop8h 55m

Belfast City

Sun 8/3

06:30-11:30

1 stop5h 00m

€371

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 from

Belfast flights insights and trends

Explore insights for your Belfast flight to craft the best travel plan

How long does it take to fly to Belfast?

The average flight duration from Ireland to Belfast depends on which airport you fly into and out of. Flying from Dublin to Belfast Intl is 3h 25m on average, while flying from Cork to Belfast Intl is 4h 35m on average. Belfast Intl is the most popular airport in Belfast.

Cheapest flights to Belfast

Find the cheapest flights to Belfast from your nearest city or airport

Cheap Belfast flight deals and tips

Summary info about Belfast flight prices, duration and airlines

Best One-Way Price

€45

Best Round-Trip Price

€82

Fastest flight time

3h 35m
The best one-way flight price to Belfast from Ireland in the last 72 hours is €45 (Dublin to Belfast Intl).
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The best round-trip flight price to Belfast from Ireland in the last 72 hours is €82 (Shannon to Belfast Intl).
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The fastest flight to Belfast from Ireland takes 3h 35m (Dublin to Belfast Intl).
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Frequently asked questions about flying to Belfast

Is there an alternative airport near Belfast?

Those flying to Belfast could potentially find better pricing at Belfast City Airport (4 km from Belfast city centre), Londonderry Eglinton Airport (93 km from Belfast 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?

You can find deals at Belfast City Airport for €66 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

What’s the closest airport to Queen's University of Belfast?

Belfast City in Belfast is the closest airport to Queen's University of Belfast (distance: 5.4 km).

When did momondo last update prices for flights to Belfast?

Prices for flights to Belfast refresh daily.

How many operators does momondo search for flights to Belfast?

As of February 2026, there are 2 operators available to choose from for flights to Belfast.

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

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.

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

The travel and health documents required for your trip to Belfast 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Belfast. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for flights to Belfast to just show those with flexible booking policies.

How can momondo help me find flights to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Belfast.

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 trip

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Find better results for your trip to Belfast

Popular Flights to Belfast

Popular routes according to searches in the past day on momondo
Dublin to Belfast Flightsfrom €110
Cork to Belfast Flightsfrom €133
Shannon to Belfast Flightsfrom €125
Milltown (Kerry) to Belfast Flightsfrom €134