What is the cheapest airline that flies from Northern Ireland to District of Columbia?

British Airways and KLM are the most popular carriers operating from Northern Ireland to District of Columbia

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.

$447 Cheap Flights from Northern Ireland to District of Columbia in 2026

Find the cheapest flights from Northern Ireland to District of Columbia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 10:45 amBFS Belfast Intl-IAD Washington, D.C. Dulles Intl

33h 40m3 stops London Gatwick Ottawa Toronto Island

8:30 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-BFS Belfast Intl

21h 55m2 stops Reykjavik Keflavik Intl Manchester

$799Multiple Airlines

Fri, Sep 25 - Sat, Sep 26

6:05 am - 8:25 pmBFS Belfast Intl-IAD Washington, D.C. Dulles Intl

19h 20m2 stops London Gatwick Toronto Pearson Intl

8:30 pm - 11:25 pmIAD Washington, D.C. Dulles Intl-BFS Belfast Intl

21h 55m2 stops Reykjavik Keflavik Intl Manchester

$868Multiple Airlines

Fri, Sep 25 - Sat, Sep 26

3:35 pm - 5:00 pmBFS Belfast Intl-IAD Washington, D.C. Dulles Intl

30h 25m2 stops Edinburgh Turnhouse Kastrup Copenhagen

8:20 pm - 9:45 pmIAD Washington, D.C. Dulles Intl-BFS Belfast Intl

20h 25m2 stops Kastrup Copenhagen Edinburgh Turnhouse

$925Multiple Airlines

Thu, Oct 1 - Thu, Oct 8

8:35 pm - 6:50 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

27h 15m2 stops London Heathrow Madrid Barajas

5:45 pm - 10:30 amIAD Washington, D.C. Dulles Intl-BHD Belfast City

11h 45m1 stop London Heathrow

$931British Airways

Wed, Sep 30 - Sun, Oct 4

3:25 pm - 4:20 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

29h 55m2 stops London Heathrow Madrid Barajas

9:45 pm - 2:15 pmIAD Washington, D.C. Dulles Intl-BHD Belfast City

11h 30m1 stop London Heathrow

$932British Airways

Thu, Nov 12 - Mon, Nov 16

5:50 pm - 4:20 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

27h 30m2 stops London Heathrow Madrid Barajas

6:05 pm - 9:05 amIAD Washington, D.C. Dulles Intl-BHD Belfast City

10h 00m1 stop London Heathrow

$933British Airways

Thu, Nov 12 - Mon, Nov 16

11:35 am - 8:20 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

13h 45m1 stop London Heathrow

10:25 pm - 2:35 pmIAD Washington, D.C. Dulles Intl-BHD Belfast City

11h 10m1 stop London Heathrow

$937British Airways

Wed, Sep 30 - Sun, Oct 4

8:50 am - 7:55 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

16h 05m1 stop London Heathrow

6:05 pm - 9:05 amIAD Washington, D.C. Dulles Intl-BHD Belfast City

10h 00m1 stop London Heathrow

$938British Airways

Thu, Nov 12 - Mon, Nov 16

8:50 am - 7:55 pmBHD Belfast City-IAD Washington, D.C. Dulles Intl

16h 05m1 stop London Heathrow

6:05 pm - 9:05 amIAD Washington, D.C. Dulles Intl-BHD Belfast City

10h 00m1 stop London Heathrow

$939British Airways

Thu, Nov 12 - Mon, Nov 16

6:30 am - 5:19 pmBHD Belfast City-DCA Washington, D.C. Reagan-National

15h 49m2 stops London Heathrow Philadelphia

2:54 pm - 10:50 amDCA Washington, D.C. Reagan-National-BHD Belfast City

14h 56m2 stops Chicago O'Hare Intl London Heathrow

$942British Airways

Thu, Nov 5 - Mon, Nov 9

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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

Sep 30

BHD8:35 pmBelfast City

27h 15m

2 stops

IAD6:50 pmWashington, D.C. Dulles Intl

Oct 4

IAD5:45 pmWashington, D.C. Dulles Intl

11h 45m

1 stop

BHD10:30 amBelfast City

$931

British Airways

Nov 12

BHD8:00 pmBelfast City

25h 20m

2 stops

IAD4:20 pmWashington, D.C. Dulles Intl

Nov 16

IAD5:15 pmWashington, D.C. Dulles Intl

16h 00m

2 stops

BHD2:15 pmBelfast City

$932

British Airways

Nov 12

BHD5:50 pmBelfast City

27h 30m

2 stops

IAD4:20 pmWashington, D.C. Dulles Intl

Nov 16

IAD6:05 pmWashington, D.C. Dulles Intl

10h 00m

1 stop

BHD9:05 amBelfast City

$933

momondo Fare Finder

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

Cheapest round-trip

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Fri 9/25

6:05 am-10:45 am

3 stops33h 40m

Washington, D.C. Dulles Intl

Sat 9/26

8:30 pm-11:25 pm

2 stops21h 55m

$799

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Fri 9/25

6:05 am-8:25 pm

2 stops19h 20m

Washington, D.C. Dulles Intl

Sat 9/26

8:30 pm-11:25 pm

2 stops21h 55m

$868

BelfastWashington, D.C.

BFS Belfast Intl - IAD Washington, D.C. Dulles Intl

BFSIAD

Belfast Intl

Thu 10/1

3:35 pm-5:00 pm

2 stops30h 25m

Washington, D.C. Dulles Intl

Thu 10/8

8:20 pm-9:45 pm

2 stops20h 25m

$925

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Wed 9/30

8:35 pm-6:50 pm

2 stops27h 15m

Washington, D.C. Dulles Intl

Sun 10/4

5:45 pm-10:30 am

1 stop11h 45m

$931

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 11/12

3:25 pm-4:20 pm

2 stops29h 55m

Washington, D.C. Dulles Intl

Mon 11/16

9:45 pm-2:15 pm

1 stop11h 30m

$932

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 11/12

5:50 pm-4:20 pm

2 stops27h 30m

Washington, D.C. Dulles Intl

Mon 11/16

6:05 pm-9:05 am

1 stop10h 00m

$933

Quickest round-trip

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Wed 9/30

11:35 am-8:20 pm

1 stop13h 45m

Washington, D.C. Dulles Intl

Sun 10/4

10:25 pm-2:35 pm

1 stop11h 10m

$937

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 11/12

8:50 am-7:55 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Mon 11/16

6:05 pm-9:05 am

1 stop10h 00m

$938

BelfastWashington, D.C.

BHD Belfast City - IAD Washington, D.C. Dulles Intl

BHDIAD

Belfast City

Thu 11/12

8:50 am-7:55 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Mon 11/16

6:05 pm-9:05 am

1 stop10h 00m

$939

BelfastWashington, D.C.

BHD Belfast City - DCA Washington, D.C. Reagan-National

BHDDCA

Belfast City

Thu 11/5

6:30 am-5:19 pm

2 stops15h 49m

Washington, D.C. Reagan-National

Mon 11/9

2:54 pm-10:50 am

2 stops14h 56m

$942

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

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

Prices

Airlines

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

You could potentially save up to 39% 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

Best Price Found	$447
Fastest flight time	15h 49m
Direct flights	None

The best one-way flight to District of Columbia from Northern Ireland in the past 72 hours is $447. The best round-trip flight deal from Northern Ireland to District of Columbia found on momondo in the last 72 hours is $799.

The fastest flight from Northern Ireland to District of Columbia takes 15h 49m

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

Frequently asked questions about flying from Northern Ireland to District of Columbia

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.