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Cheap flights from Maryland to Northern Ireland from $629

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Northern Ireland departing on 3/16. 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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Find the cheapest flights from Maryland to Northern Ireland

Cheap round-trip flights

British Airways Logo
10:45 pm - 2:15 pmIAD-BHD
11h 30m1 stop
British Airways Logo
9:10 am - 4:35 pmBHD-IAD
11h 25m1 stop
$629British Airways
Find Deal
Mon, Mar 16 - Sun, Mar 22
American Airlines Logo
10:45 pm - 6:15 pmIAD-BHD
14h 30m1 stop
American Airlines Logo
11:55 am - 8:15 pmBHD-IAD
13h 20m1 stop
$630American Airlines
Find Deal
Fri, Oct 3 - Fri, Oct 10
Multiple Airlines Logo
5:45 pm - 11:45 pmIAD-BFS
25h 00m3 stops
Multiple Airlines Logo
9:00 pm - 3:20 pmBFS-IAD
47h 20m3 stops
$645Multiple Airlines
Find Deal
Mon, Oct 13 - Mon, Oct 20
Multiple Airlines Logo
3:30 pm - 5:00 pmPHL-BFS
20h 30m2 stops
Multiple Airlines Logo
11:00 am - 3:49 pmBFS-PHL
32h 49m2 stops
$672Multiple Airlines
Find Deal
Mon, Feb 16 - Sun, Mar 15
Delta Logo
5:25 pm - 4:55 pmIAD-BHD
18h 30m1 stop
Delta Logo
6:30 am - 3:35 pmBHD-IAD
14h 05m1 stop
$708Delta
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Mon, Oct 6 - Mon, Oct 20
KLM Logo
7:35 pm - 4:55 pmIAD-BHD
16h 20m2 stops
KLM Logo
6:30 am - 3:35 pmBHD-IAD
14h 05m1 stop
$709KLM
Find Deal
Mon, Oct 6 - Mon, Oct 20
Delta Logo
12:11 pm - 9:00 pmIAD-BHD
27h 49m2 stops
Delta Logo
5:20 pm - 4:05 pmBHD-IAD
27h 45m1 stop
$712Delta
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Wed, Nov 12 - Sun, Nov 16
Virgin Atlantic Logo
12:11 pm - 9:00 pmIAD-BHD
27h 49m2 stops
Virgin Atlantic Logo
5:20 pm - 11:03 pmBHD-IAD
34h 43m2 stops
$722Virgin Atlantic
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Wed, Nov 12 - Sun, Nov 16
Virgin Atlantic Logo
5:03 pm - 4:50 pmDCA-BHD
18h 47m2 stops
Virgin Atlantic Logo
6:30 am - 7:53 pmBHD-DCA
18h 23m2 stops
$722Virgin Atlantic
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Wed, Nov 12 - Sun, Nov 16
KLM Logo
7:35 pm - 4:50 pmDCA-BHD
16h 15m2 stops
KLM Logo
6:30 am - 4:38 pmBHD-DCA
15h 08m2 stops
$932KLM
Find Deal
Tue, Nov 25 - Fri, Nov 28

Aer Lingus flights from Maryland to Northern Ireland

Our best Aer Lingus deals on Maryland to Northern Ireland flight tickets
Aer Lingus
Oct 13
IAD8:25 pmWashington, D.C. Dulles Intl
12h 20m
2 stops
BHD1:45 pmBelfast City
Oct 20
BHD9:50 amBelfast City
14h 05m
2 stops
IAD6:55 pmWashington, D.C. Dulles Intl
$925
Find similar
Aer Lingus
Oct 6
IAD8:25 pmWashington, D.C. Dulles Intl
12h 20m
2 stops
BHD1:45 pmBelfast City
Oct 20
BHD9:50 amBelfast City
14h 05m
2 stops
IAD6:55 pmWashington, D.C. Dulles Intl
$941
Find similar
Aer Lingus
Oct 7
PHL8:30 pmPhiladelphia
32h 20m
2 stops
BHD9:50 amBelfast City
Oct 10
BHD6:05 pmBelfast City
29h 55m
2 stops
PHL7:00 pmPhiladelphia
$977
Find similar

British Airways flights from Maryland to Northern Ireland

Our best British Airways deals on Maryland to Northern Ireland flight tickets
British Airways
Mar 16
IAD10:45 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
BHD2:15 pmBelfast City
Mar 22
BHD9:10 amBelfast City
11h 25m
1 stop
IAD4:35 pmWashington, D.C. Dulles Intl
$629
Find similar
British Airways
Jan 6
IAD6:20 pmWashington, D.C. Dulles Intl
11h 10m
1 stop
BHD10:30 amBelfast City
Jan 14
BHD12:25 pmBelfast City
12h 30m
1 stop
IAD7:55 pmWashington, D.C. Dulles Intl
$634
Find similar
British Airways
Mar 16
DCA4:12 pmWashington, D.C. Reagan-National
14h 28m
2 stops
BHD10:40 amBelfast City
Mar 22
BHD10:40 amBelfast City
16h 06m
2 stops
DCA10:46 pmWashington, D.C. Reagan-National
$651
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Maryland to Northern Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Maryland to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 3/16

10:45 pm-2:15 pm

1 stop11h 30m

Belfast City

Sun 3/22

9:10 am-4:35 pm

1 stop11h 25m

$629

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 10/3

10:45 pm-6:15 pm

1 stop14h 30m

Belfast City

Fri 10/10

11:55 am-8:15 pm

1 stop13h 20m

$630

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Mon 10/13

5:45 pm-11:45 pm

3 stops25h 00m

Belfast Intl

Mon 10/20

9:00 pm-3:20 pm

3 stops47h 20m

$645

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Mon 2/16

3:30 pm-5:00 pm

2 stops20h 30m

Belfast Intl

Sun 3/15

11:00 am-3:49 pm

2 stops32h 49m

$672

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 10/6

5:25 pm-4:55 pm

1 stop18h 30m

Belfast City

Mon 10/20

6:30 am-3:35 pm

1 stop14h 05m

$708

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 10/6

7:35 pm-4:55 pm

2 stops16h 20m

Belfast City

Mon 10/20

6:30 am-3:35 pm

1 stop14h 05m

$709

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 11/12

12:11 pm-9:00 pm

2 stops27h 49m

Belfast City

Sun 11/16

5:20 pm-4:05 pm

1 stop27h 45m

$712

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Wed 11/12

12:11 pm-9:00 pm

2 stops27h 49m

Belfast City

Sun 11/16

5:20 pm-11:03 pm

2 stops34h 43m

$722

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Wed 11/12

5:03 pm-4:50 pm

2 stops18h 47m

Belfast City

Sun 11/16

6:30 am-7:53 pm

2 stops18h 23m

$722

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Tue 11/25

7:35 pm-4:50 pm

2 stops16h 15m

Belfast City

Fri 11/28

6:30 am-4:38 pm

2 stops15h 08m

$932

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Northern Ireland from

How to get the cheapest flight ticket from Maryland to Northern Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Northern Ireland?

The cheapest month to fly to Northern Ireland from Maryland is in February. Flight prices, which tend to average around $618, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Northern Ireland from Maryland during January instead. Flights to Northern Ireland in January, while not as cheap as those in February, still average around $620.

What is the cheapest day to depart on your flight to Northern Ireland?

The cheapest day to depart on your flight to Northern Ireland is on a Thursday when prices can be found for as low as $797. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Maryland to Northern Ireland for around $967.

What is the cheapest time of day to depart on your flight to Northern Ireland?

In the afternoon is the cheapest time of day to fly from Maryland to Northern Ireland when you can find flight prices for as low as $681. Flying to Northern Ireland in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $796.

Can stopping save me money on Maryland to Northern Ireland flights?

You could potentially save up to 4% on your flight if you consider stops on a Maryland to Northern Ireland flight.

Cheap Maryland to Northern Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Northern Ireland

Direct flights

None
There are no direct flights from Maryland to Northern Ireland. There are no popular flight routes from Maryland to Northern Ireland.
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  • When did momondo last update prices for flights from Maryland to Northern Ireland?

    Prices for flights from Maryland to Northern Ireland were last updated today.

  • How many operators does momondo search for flights from Maryland to Northern Ireland?

  • How old do you have to be to fly from Maryland to Northern Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maryland to Northern Ireland.

  • What documentation or ID do you need to fly to Northern Ireland?

    The travel and health documents required for your trip to Northern Ireland 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 license, and a passport valid for six-months after you plan to arrive at Northern Ireland. 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 from Maryland to Northern Ireland?

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

Can I find flights from Maryland to Northern Ireland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Northern Ireland from Maryland with this policy.

How can momondo help me find flights from Maryland to Northern Ireland?

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 help filter your options to help you make an informed choice when booking flights to Northern Ireland from Maryland.

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

Yes momondo offers price alerts on flights to Northern Ireland from Maryland. 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 Northern Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to Northern Ireland

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