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Cheap flights from Northern Ireland to District of Columbia from $593

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to District of Columbia departing on 2/10. 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 Northern Ireland to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 7:30 pm
BFS
-
IAD
17h 00m
2 stops
Multiple Airlines Logo
8:40 pm - 5:55 pm
IAD
-
BFS
17h 15m
2 stops
$673Multiple Airlines
Wed, Mar 11 - Wed, Mar 18
Multiple Airlines Logo
8:35 am - 6:30 pm
BFS
-
IAD
14h 55m
2 stops
Multiple Airlines Logo
7:40 pm - 8:10 pm
IAD
-
BFS
19h 30m
2 stops
$692Multiple Airlines
Mon, Feb 23 - Sun, Mar 1
Multiple Airlines Logo
7:50 am - 2:35 pm
BFS
-
IAD
35h 45m
3 stops
Multiple Airlines Logo
7:40 pm - 9:55 pm
IAD
-
BFS
21h 15m
3 stops
$693Multiple Airlines
Mon, Feb 23 - Sun, Mar 1
Multiple Airlines Logo
2:25 pm - 5:40 pm
BFS
-
IAD
31h 15m
2 stops
Multiple Airlines Logo
9:30 pm - 10:20 pm
IAD
-
BFS
20h 50m
2 stops
$696Multiple Airlines
Thu, Mar 12 - Thu, Mar 19
British Airways Logo
11:30 am - 7:55 pm
BHD
-
IAD
13h 25m
1 stop
British Airways Logo
6:20 pm - 10:20 am
IAD
-
BHD
11h 00m
1 stop
$727British Airways
Mon, Feb 23 - Sun, Mar 1
British Airways Logo
6:35 am - 7:55 pm
BHD
-
IAD
18h 20m
1 stop
British Airways Logo
10:45 pm - 2:15 pm
IAD
-
BHD
11h 30m
1 stop
$730British Airways
Thu, Mar 5 - Mon, Mar 9
Delta Logo
6:30 am - 4:05 pm
BHD
-
IAD
14h 35m
1 stop
Delta Logo
12:24 pm - 4:50 pm
IAD
-
BHD
23h 26m
2 stops
$734Delta
Mon, Feb 23 - Sun, Mar 1
Delta Logo
6:30 am - 10:08 pm
BHD
-
DCA
20h 38m
2 stops
Delta Logo
5:00 pm - 9:00 pm
DCA
-
BHD
23h 00m
2 stops
$739Delta
Mon, Feb 23 - Sun, Mar 1
Delta Logo
6:30 am - 11:09 pm
BHD
-
IAD
21h 39m
2 stops
Delta Logo
12:24 pm - 4:50 pm
IAD
-
BHD
23h 26m
2 stops
$739Delta
Mon, Feb 23 - Sun, Mar 1
British Airways Logo
10:35 am - 7:30 pm
BHD
-
IAD
13h 55m
2 stops
British Airways Logo
7:20 pm - 10:40 am
IAD
-
BHD
11h 20m
1 stop
$751British Airways
Thu, Mar 5 - Mon, Mar 9

British Airways flights from Northern Ireland to District of Columbia

Our best British Airways deals on Northern Ireland to District of Columbia flight tickets
British Airways
Feb 23
BHD11:30 amBelfast City
13h 25m
1 stop
IAD7:55 pmWashington, D.C. Dulles Intl
Mar 1
IAD6:20 pmWashington, D.C. Dulles Intl
11h 00m
1 stop
BHD10:20 amBelfast City
$727
British Airways
Mar 5
BHD6:35 amBelfast City
18h 20m
1 stop
IAD7:55 pmWashington, D.C. Dulles Intl
Mar 9
IAD10:45 pmWashington, D.C. Dulles Intl
11h 30m
1 stop
BHD2:15 pmBelfast City
$730
British Airways
Mar 5
BHD10:35 amBelfast City
13h 55m
2 stops
IAD7:30 pmWashington, D.C. Dulles Intl
Mar 9
IAD7:20 pmWashington, D.C. Dulles Intl
11h 20m
1 stop
BHD10:40 amBelfast City
$751

Delta flights from Northern Ireland to District of Columbia

Our best Delta deals on Northern Ireland to District of Columbia flight tickets
Delta
Feb 23
BHD6:30 amBelfast City
14h 35m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Mar 1
IAD12:24 pmWashington, D.C. Dulles Intl
23h 26m
2 stops
BHD4:50 pmBelfast City
$734
Delta
Feb 23
BHD6:30 amBelfast City
21h 39m
2 stops
IAD11:09 pmWashington, D.C. Dulles Intl
Mar 1
IAD12:24 pmWashington, D.C. Dulles Intl
23h 26m
2 stops
BHD4:50 pmBelfast City
$739
Delta
Feb 10
BHD5:20 pmBelfast City
28h 09m
2 stops
DCA4:29 pmWashington, D.C. Reagan-National
Feb 14
DCA10:59 amWashington, D.C. Reagan-National
24h 51m
2 stops
BHD4:50 pmBelfast City
$1,628

momondo Fare Finder

 
Customize your flight search to find flights from Northern Ireland to District of Columbia 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 January 27, 2026.
Use the filters below to find and compare flights from Northern Ireland to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Wed 3/11

6:30 am-7:30 pm

2 stops17h 00m

Washington, D.C. Dulles Intl

Wed 3/18

8:40 pm-5:55 pm

2 stops17h 15m

$673

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mon 2/23

8:35 am-6:30 pm

2 stops14h 55m

Washington, D.C. Dulles Intl

Sun 3/1

7:40 pm-8:10 pm

2 stops19h 30m

$692

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mon 2/23

7:50 am-2:35 pm

3 stops35h 45m

Washington, D.C. Dulles Intl

Sun 3/1

7:40 pm-9:55 pm

3 stops21h 15m

$693

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Thu 3/12

2:25 pm-5:40 pm

2 stops31h 15m

Washington, D.C. Dulles Intl

Thu 3/19

9:30 pm-10:20 pm

2 stops20h 50m

$696

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 2/23

11:30 am-7:55 pm

1 stop13h 25m

Washington, D.C. Dulles Intl

Sun 3/1

6:20 pm-10:20 am

1 stop11h 00m

$727

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 3/5

6:35 am-7:55 pm

1 stop18h 20m

Washington, D.C. Dulles Intl

Mon 3/9

10:45 pm-2:15 pm

1 stop11h 30m

$730

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 2/23

6:30 am-4:05 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Sun 3/1

12:24 pm-4:50 pm

2 stops23h 26m

$734

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Mon 2/23

6:30 am-10:08 pm

2 stops20h 38m

Washington, D.C. Reagan-National

Sun 3/1

5:00 pm-9:00 pm

2 stops23h 00m

$739

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mon 2/23

6:30 am-11:09 pm

2 stops21h 39m

Washington, D.C. Dulles Intl

Sun 3/1

12:24 pm-4:50 pm

2 stops23h 26m

$739

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Thu 3/5

10:35 am-7:30 pm

2 stops13h 55m

Washington, D.C. Dulles Intl

Mon 3/9

7:20 pm-10:40 am

1 stop11h 20m

$751

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to District of Columbia from

How to get the cheapest flight ticket from Northern Ireland to District of Columbia

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

Can stopping save me money on Northern Ireland to District of Columbia flights?

You could potentially save up to 5% on your flight if you consider stops on a Northern Ireland to District of Columbia flight.

Cheap Northern Ireland to District of Columbia flight deals and tips

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

Fastest flight time

17h 00m

Direct flights

None
The fastest flight from Northern Ireland to District of Columbia takes 17h 00m
There are no direct flights from Northern Ireland to District of Columbia. There are no popular flight routes from Northern Ireland to District of Columbia.
Search flight deals

  • When did momondo last update prices for flights from Northern Ireland to District of Columbia?

    Prices for flights from Northern Ireland to District of Columbia are updated daily.

  • How old do you have to be to fly from Northern Ireland to District of Columbia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Northern Ireland to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to District of Columbia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Northern Ireland to District of Columbia for you.

Can I find flights from Northern Ireland to District of Columbia with flexible booking policies on momondo?

momondo does allow users to show only those flights to District of Columbia from Northern Ireland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Northern Ireland to District of Columbia?

Once all potential Northern Ireland to District of Columbia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Northern Ireland to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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