When did momondo last update prices for flights from Belfast to Washington, D.C.?

Prices for flights from Belfast to Washington, D.C. are refreshed on a daily basis.

How old do you have to be to fly from Belfast to Washington, D.C.?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Washington, D.C..

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

The travel and health documents required for your trip to Washington, D.C. 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.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$634 Cheap Flights from Belfast to Washington, D.C. in 2026

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Find the cheapest flights from Belfast to Washington, D.C.

Round-trip

One-way

Cheap round-trip flights

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7:00 am - 10:15 pm

BHD

IAD

20h 15m

2 stops

11:20 pm - 8:35 pm

IAD

BHD

16h 15m

2 stops

$765Multiple Airlines

Wed, Jun 24 - Sun, Jun 28

6:10 am - 10:15 pm

BFS

IAD

21h 05m

2 stops

11:20 pm - 8:15 pm

IAD

BFS

15h 55m

2 stops

$782Multiple Airlines

Wed, Jun 24 - Sun, Jun 28

10:05 am - 7:40 pm

BHD

BWI

14h 35m

1 stop

9:35 pm - 2:35 pm

BWI

BHD

12h 00m

1 stop

$800British Airways

Wed, Jun 24 - Sun, Jun 28

10:05 am - 5:25 pm

BHD

IAD

12h 20m

1 stop

10:25 pm - 5:40 pm

IAD

BHD

14h 15m

1 stop

$800British Airways

Wed, Jun 24 - Sun, Jun 28

10:05 am - 5:25 pm

BHD

IAD

12h 20m

1 stop

8:22 pm - 5:40 pm

IAD

BHD

16h 18m

2 stops

$804British Airways

Wed, Jun 24 - Sun, Jun 28

9:35 am - 7:40 pm

BHD

BWI

15h 05m

1 stop

9:30 pm - 3:30 pm

BWI

BHD

13h 00m

1 stop

$805British Airways

Thu, Jun 4 - Mon, Jun 8

12:45 pm - 7:40 pm

BHD

BWI

11h 55m

1 stop

9:30 pm - 3:30 pm

BWI

BHD

13h 00m

1 stop

$806British Airways

Thu, Jun 4 - Mon, Jun 8

8:35 pm - 8:40 pm

BHD

BWI

29h 05m

2 stops

9:30 pm - 3:30 pm

BWI

BHD

13h 00m

1 stop

$811British Airways

Thu, Jun 4 - Mon, Jun 8

7:35 am - 2:15 pm

BFS

IAD

35h 40m

3 stops

8:30 pm - 11:20 pm

IAD

BFS

21h 50m

3 stops

$927Multiple Airlines

Fri, May 1 - Mon, May 11

9:50 am - 10:24 pm

BHD

BWI

17h 34m

2 stops

7:13 pm - 4:55 pm

BWI

BHD

16h 42m

2 stops

$4,394Delta

Wed, Jun 24 - Sun, Jun 28

British Airways flights from Belfast to Washington, D.C.

Our best British Airways deals on Belfast to Washington, D.C. flight tickets

British Airways

Jun 24

BHD10:05 amBelfast City

12h 20m

1 stop

IAD5:25 pmWashington, D.C. Dulles Intl

Jun 28

IAD10:25 pmWashington, D.C. Dulles Intl

14h 15m

1 stop

BHD5:40 pmBelfast City

$800

British Airways

Jun 24

BHD10:05 amBelfast City

12h 20m

1 stop

IAD5:25 pmWashington, D.C. Dulles Intl

Jun 28

IAD8:22 pmWashington, D.C. Dulles Intl

16h 18m

2 stops

BHD5:40 pmBelfast City

$804

British Airways

Jun 4

BHD9:35 amBelfast City

15h 05m

1 stop

BWI7:40 pmBaltimore/Washington

Jun 8

BWI9:30 pmBaltimore/Washington

13h 00m

1 stop

BHD3:30 pmBelfast City

$805

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 6/24

7:00 am-10:15 pm

2 stops20h 15m

Washington, D.C. Dulles Intl

Sun 6/28

11:20 pm-8:35 pm

2 stops16h 15m

$765

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Wed 6/24

6:10 am-10:15 pm

2 stops21h 05m

Washington, D.C. Dulles Intl

Sun 6/28

11:20 pm-8:15 pm

2 stops15h 55m

$782

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Wed 6/24

10:05 am-7:40 pm

1 stop14h 35m

Baltimore/Washington

Sun 6/28

9:35 pm-2:35 pm

1 stop12h 00m

$800

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 6/24

10:05 am-5:25 pm

1 stop12h 20m

Washington, D.C. Dulles Intl

Sun 6/28

10:25 pm-5:40 pm

1 stop14h 15m

$800

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

Wed 6/24

10:05 am-5:25 pm

1 stop12h 20m

Washington, D.C. Dulles Intl

Sun 6/28

8:22 pm-5:40 pm

2 stops16h 18m

$804

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Thu 6/4

9:35 am-7:40 pm

1 stop15h 05m

Baltimore/Washington

Mon 6/8

9:30 pm-3:30 pm

1 stop13h 00m

$805

Quickest round-trip

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Thu 6/4

12:45 pm-7:40 pm

1 stop11h 55m

Baltimore/Washington

Mon 6/8

9:30 pm-3:30 pm

1 stop13h 00m

$806

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Thu 6/4

8:35 pm-8:40 pm

2 stops29h 05m

Baltimore/Washington

Mon 6/8

9:30 pm-3:30 pm

1 stop13h 00m

$811

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

Fri 5/1

7:35 am-2:15 pm

3 stops35h 40m

Washington, D.C. Dulles Intl

Mon 5/11

8:30 pm-11:20 pm

3 stops21h 50m

$927

BelfastBaltimore

BHD - BWI

BHDBWI

Belfast City

Wed 6/24

9:50 am-10:24 pm

2 stops17h 34m

Baltimore/Washington

Sun 6/28

7:13 pm-4:55 pm

2 stops16h 42m

$4,394

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Belfast to Washington, D.C.

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 Belfast to Washington, D.C.?

British Airways and American Airlines are the most popular carriers operating from Belfast to Washington, D.C.

Cheap Belfast to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Washington, D.C.

Fastest flight time	14h 35m
Direct flights	None

The fastest flight from Belfast to Washington, D.C. takes 14h 35m

There are no direct flights from Belfast to Washington, D.C.. There are no popular flight routes from Belfast to Washington, D.C..

Search flight deals

How far is Belfast to Washington, D.C. by plane?
The straight-line distance from Belfast to Washington, D.C. is 3373.5 mi. 14h 35m is a normal flight duration for this route.
When did momondo last update prices for flights from Belfast to Washington, D.C.?
Prices for flights from Belfast to Washington, D.C. are refreshed on a daily basis.
How old do you have to be to fly from Belfast to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. 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.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Silver Spring

Fredericksburg

Rockville

Tysons

Manassas

Linthicum Heights

Springfield

Bethesda

Fairfax

College Park

Why use momondo?

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

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 Belfast to Washington, D.C. for you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to Washington, D.C..

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Belfast and alert you when they change.

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Feeling lucky

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Belfast to Washington, D.C. from $634

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Washington, D.C. departing on 7/15. 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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British Airways flights from Belfast to Washington, D.C.

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How to get the cheapest flight ticket from Belfast to Washington, D.C.

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Cheap Belfast to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Washington, D.C.

Fastest flight time

Direct flights

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

Why use momondo?

An easier way to manage your Washington, D.C. 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 the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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

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