How old do you have to be to fly from Northern Ireland to Washington, D.C. Dulles Intl Airport?

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 Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The travel and health documents required for your trip to Washington, D.C. Dulles 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 license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$675 Cheap Flights from Northern Ireland to Washington, D.C. Dulles Intl Airport in 2025/26

1 adult

0 bags

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

Find the cheapest flights from Northern Ireland to Washington, D.C.

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 am - 7:55 pm

BFS

IAD

16h 05m1 stop

7:20 pm - 8:20 pm

IAD

BFS

21h 00m1 stop

$675Multiple Airlines

Do, Mrz 5 - Do, Mrz 12

9:05 am - 3:35 pm

BHD

IAD

11h 30m1 stop

7:20 pm - 10:20 am

IAD

BHD

11h 00m1 stop

$683British Airways

Do, Mrz 5 - Do, Mrz 12

9:25 am - 9:00 pm

BFS

IAD

40h 35m3 stops

7:40 pm - 12:45 pm

IAD

BFS

12h 05m2 stops

$687Multiple Airlines

Di, Feb 17 - Di, Feb 24

7:55 am - 3:15 pm

BFS

IAD

36h 20m3 stops

7:40 pm - 10:50 pm

IAD

BFS

22h 10m3 stops

$698Multiple Airlines

Mi, Feb 4 - Mi, Feb 11

8:45 am - 7:55 pm

BHD

IAD

16h 10m1 stop

10:45 pm - 4:45 pm

IAD

BHD

14h 00m1 stop

$711American Airlines

Fr, Mrz 6 - Di, Mrz 10

7:55 am - 6:30 pm

BFS

IAD

15h 35m2 stops

7:40 pm - 4:10 pm

IAD

BFS

15h 30m2 stops

$711Multiple Airlines

Mi, Feb 4 - Mi, Feb 11

11:25 am - 11:34 pm

BHD

IAD

17h 09m2 stops

10:45 pm - 2:00 pm

IAD

BHD

11h 15m1 stop

$717American Airlines

Mi, Mrz 4 - Do, Mrz 12

6:30 am - 4:05 pm

BHD

IAD

14h 35m1 stop

7:59 pm - 4:50 pm

IAD

BHD

16h 51m2 stops

$719KLM

Do, Mrz 5 - Mi, Mrz 11

5:20 pm - 7:09 pm

BHD

IAD

30h 49m2 stops

6:05 pm - 9:00 pm

IAD

BHD

21h 55m1 stop

$725Delta

Di, Feb 17 - Di, Feb 24

6:30 am - 4:35 pm

BHD

IAD

15h 05m2 stops

7:59 pm - 4:50 pm

IAD

BHD

16h 51m2 stops

$756KLM

Fr, Mrz 6 - Mi, Mrz 11

British Airways flights from Northern Ireland to Washington, D.C. Dulles Intl Airport

Our best British Airways deals on Northern Ireland to Washington, D.C. Dulles Intl Airport flight tickets

British Airways

Mar 5

BHD9:05 amBelfast City

11h 30m

1 stop

IAD3:35 pmWashington, D.C. Dulles Intl

Mar 12

IAD7:20 pmWashington, D.C. Dulles Intl

11h 00m

1 stop

BHD10:20 amBelfast City

$683

Find similar

British Airways

Mar 7

BHD6:35 amBelfast City

14h 00m

1 stop

IAD3:35 pmWashington, D.C. Dulles Intl

Mar 9

IAD7:20 pmWashington, D.C. Dulles Intl

11h 20m

1 stop

BHD10:40 amBelfast City

$715

Find similar

British Airways

Jan 30

BHD8:20 amBelfast City

16h 35m

2 stops

IAD7:55 pmWashington, D.C. Dulles Intl

Feb 3

IAD5:46 pmWashington, D.C. Dulles Intl

16h 04m

2 stops

BHD2:50 pmBelfast City

$742

Find similar

American Airlines flights from Northern Ireland to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Northern Ireland to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines

Mar 6

BHD8:45 amBelfast City

11h 50m

1 stop

IAD3:35 pmWashington, D.C. Dulles Intl

Mar 9

IAD4:46 pmWashington, D.C. Dulles Intl

13h 54m

2 stops

BHD10:40 amBelfast City

$711

Find similar

American Airlines

Mar 4

BHD11:25 amBelfast City

17h 09m

2 stops

IAD11:34 pmWashington, D.C. Dulles Intl

Mar 14

IAD10:45 pmWashington, D.C. Dulles Intl

11h 30m

1 stop

BHD2:15 pmBelfast City

$717

Find similar

American Airlines

Mar 2

BHD11:30 amBelfast City

13h 25m

1 stop

IAD7:55 pmWashington, D.C. Dulles Intl

Mar 13

IAD10:45 pmWashington, D.C. Dulles Intl

11h 30m

1 stop

BHD2:15 pmBelfast City

$740

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Do 3/5

8:50 am-7:55 pm

1 stop16h 05m

Washington, D.C. Dulles Intl

Do 3/12

7:20 pm-8:20 pm

1 stop21h 00m

$675

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Do 3/5

9:05 am-3:35 pm

1 stop11h 30m

Washington, D.C. Dulles Intl

Do 3/12

7:20 pm-10:20 am

1 stop11h 00m

$683

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Di 2/17

9:25 am-9:00 pm

3 stops40h 35m

Washington, D.C. Dulles Intl

Di 2/24

7:40 pm-12:45 pm

2 stops12h 05m

$687

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mi 2/4

7:55 am-3:15 pm

3 stops36h 20m

Washington, D.C. Dulles Intl

Mi 2/11

7:40 pm-10:50 pm

3 stops22h 10m

$698

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fr 3/6

8:45 am-7:55 pm

1 stop16h 10m

Washington, D.C. Dulles Intl

Di 3/10

10:45 pm-4:45 pm

1 stop14h 00m

$711

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Mi 2/4

7:55 am-6:30 pm

2 stops15h 35m

Washington, D.C. Dulles Intl

Mi 2/11

7:40 pm-4:10 pm

2 stops15h 30m

$711

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Mi 3/4

11:25 am-11:34 pm

2 stops17h 09m

Washington, D.C. Dulles Intl

Do 3/12

10:45 pm-2:00 pm

1 stop11h 15m

$717

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Do 3/5

6:30 am-4:05 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Mi 3/11

7:59 pm-4:50 pm

2 stops16h 51m

$719

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Di 2/17

5:20 pm-7:09 pm

2 stops30h 49m

Washington, D.C. Dulles Intl

Di 2/24

6:05 pm-9:00 pm

1 stop21h 55m

$725

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Fr 3/6

6:30 am-4:35 pm

2 stops15h 05m

Washington, D.C. Dulles Intl

Mi 3/11

7:59 pm-4:50 pm

2 stops16h 51m

$756

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Northern Ireland to Washington, D.C. Dulles Intl Airport

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 Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Northern Ireland to Washington, D.C. Dulles Intl Airport flight.

Cheap Northern Ireland to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Washington, D.C. Dulles Intl Airport

Fastest flight time	11h 30m
Direct flights	None

The fastest flight from Northern Ireland to Washington, D.C. Dulles Intl Airport takes 11h 30m

There are no direct flights from Northern Ireland to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Northern Ireland to Washington, D.C. Dulles Intl Airport.

Search flight deals

When did momondo last update prices for flights from Northern Ireland to Washington, D.C. Dulles Intl Airport?
Prices for flights from Northern Ireland to Washington, D.C. Dulles Intl Airport are updated daily.
How old do you have to be to fly from Northern Ireland to Washington, D.C. Dulles Intl Airport?
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 Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The travel and health documents required for your trip to Washington, D.C. Dulles 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 license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Alexandria

National Harbor

Gettysburg

Arlington

Winchester

Woodbridge

Waldorf

Tysons

Laurel

Colonial Beach

Silver Spring

Fredericksburg

Towson

Harpers Ferry

Rockville

Gaithersburg

Reston

Manassas

Sterling

Fairfax

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to Washington, D.C.?

It is quick and easy to find Northern Ireland to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from Northern Ireland to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from Northern Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Northern Ireland to Washington, D.C.?

Once you have performed a search for Northern Ireland to Washington, D.C. flights, momondo helps you find the right one 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 from Northern Ireland to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Northern Ireland. 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 Washington, D.C. Dulles Intl Airport 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Mi 1/21

Mi 1/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.

Popular cities in the United States

Flights to Newark Airportfrom $53

Flights to New York John F Kennedy Intl Airportfrom $58

Flights to New York LaGuardia Airportfrom $50

Flights to Dallas/Fort Worth Airportfrom $51

Flights to Chicago O'Hare Intl Airportfrom $51

Flights to Orlando Airportfrom $49

Flights to Washington, D.C. Reagan-National Airportfrom $58

Flights to Chicago Midway Airport

Flights to Dallas Love Field Airport

Washington, D.C. Dulles Intl Airport flight routes

Flights from Boston Logan Intl to Washington, D.C. Dulles Intl

Flights from Los Angeles to Washington, D.C. Dulles Intl

Flights from Atlanta Hartsfield-Jackson to Washington, D.C. Dulles Intl

Flights from San Francisco to Washington, D.C. Dulles Intl

Flights from Raleigh-Durham to Washington, D.C. Dulles Intl

Cheap flights from Northern Ireland to Washington, D.C. from $675

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Northern Ireland to Washington, D.C.

Cheap round-trip flights

British Airways flights from Northern Ireland to Washington, D.C. Dulles Intl Airport

Our best British Airways deals on Northern Ireland to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines flights from Northern Ireland to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Northern Ireland to Washington, D.C. Dulles Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Washington, D.C. Dulles Intl Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Northern Ireland to Washington, D.C. Dulles Intl Airport

Can stopping save me money on Northern Ireland to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Northern Ireland to Washington, D.C. Dulles Intl Airport flight.

Cheap Northern Ireland to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Northern Ireland to Washington, D.C. Dulles Intl Airport

Fastest flight time

Direct flights

When did momondo last update prices for flights from Northern Ireland to Washington, D.C. Dulles Intl Airport?

How old do you have to be to fly from Northern Ireland to Washington, D.C. Dulles Intl Airport?

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

Traveling to a place near Washington, D.C.?

Why use momondo?

Why should I use momondo to find a flight deal from Northern Ireland to Washington, D.C.?

Can I find flights from Northern Ireland to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Northern Ireland to Washington, D.C.?

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

An easier way to manage your Washington, D.C. Dulles Intl Airport 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington, D.C.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo