How old do you have to be to fly from Northern Ireland to Washington, D.C. Reagan-National 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. Reagan-National Airport.

What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$539 Cheap Flights from Northern Ireland to Washington, D.C. Reagan-National Airport in 2026

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

Round-trip

One-way

Cheap round-trip flights

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11:35 am - 11:33 pm

BHD

DCA

16h 58m

2 stops

6:23 pm - 3:30 pm

DCA

BHD

16h 07m

2 stops

$921British Airways

Wed, Aug 5 - Mon, Aug 10

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

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Route

Depart

Return

Price

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BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Wed 8/5

11:35 am-11:33 pm

2 stops16h 58m

Washington, D.C. Reagan-National

Mon 8/10

6:23 pm-3:30 pm

2 stops16h 07m

$921

Cheapest one-way

Quickest one-way

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Fri 9/4

11:00 am-9:30 pm

2 stops15h 30m

$544

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Mon 8/31

9:40 am-8:59 pm

2 stops16h 19m

$547

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Mon 8/31

9:40 am-8:59 pm

2 stops16h 19m

$550

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Mon 8/24

9:40 am-9:13 pm

2 stops16h 33m

$588

BelfastWashington, D.C.

BFS - DCA

BFSDCA

Belfast Intl

Fri 9/4

8:55 am-8:33 pm

2 stops16h 38m

$620

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

Fri 9/4

7:00 am-7:57 pm

3 stops17h 57m

$650

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. Reagan-National 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

What is the cheapest airline that flies from Northern Ireland to Washington, D.C. Reagan-National?

American Airlines and British Airways are the most popular carriers operating from Northern Ireland to Washington, D.C. Reagan-National

Cheap Northern Ireland to Washington, D.C. Reagan-National Airport flight deals and tips

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

Fastest flight time	16h 58m
Direct flights	None

The fastest flight from Northern Ireland to Washington, D.C. Reagan-National Airport takes 16h 58m

There are no direct flights from Northern Ireland to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Northern Ireland to Washington, D.C. Reagan-National Airport.

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Frequently asked questions about flying from Northern Ireland to Washington, D.C. Reagan-National Airport

When did momondo last update prices for flights from Northern Ireland to Washington, D.C. Reagan-National Airport?
Prices for flights from Northern Ireland to Washington, D.C. Reagan-National Airport were last updated today.
How old do you have to be to fly from Northern Ireland to Washington, D.C. Reagan-National 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. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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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. momondo enables you to select and highlight flights to Washington, D.C. from Northern Ireland with this policy.

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

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 Washington, D.C. from Northern Ireland.

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

If you are not ready to book a flight from Northern Ireland to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.