How do I get Price Alerts for flights from Belfast to Washington, D.C.?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast from Washington, D.C. . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Belfast to Washington, D.C. with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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.

$656 Cheap Flights from Belfast to Washington, D.C. in 2025/26

1 adult

0 bags

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

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6:30 am - 5:00 amBFS-IAD

27h 30m3 stops

10:30 pm - 10:00 pmIAD-BFS

18h 30m2 stops

$954Multiple Airlines

Find Deal

vie., nov. 28 - vie., dic. 5

9:05 am - 7:55 pmBHD-IAD

15h 50m1 stop

5:29 pm - 4:05 pmIAD-BHD

17h 36m2 stops

$966American Airlines

Find Deal

jue., nov. 20 - lun., nov. 24

6:35 am - 7:55 pmBHD-IAD

18h 20m1 stop

6:20 pm - 10:40 amIAD-BHD

11h 20m1 stop

$967American Airlines

Find Deal

jue., nov. 20 - lun., nov. 24

9:05 am - 3:35 pmBHD-IAD

11h 30m1 stop

9:45 pm - 2:15 pmIAD-BHD

11h 30m1 stop

$968British Airways

Find Deal

jue., nov. 20 - lun., nov. 24

10:40 am - 10:59 pmBHD-DCA

17h 19m2 stops

5:24 pm - 2:15 pmDCA-BHD

15h 51m2 stops

$971American Airlines

Find Deal

jue., dic. 4 - lun., dic. 8

11:05 am - 11:59 pmBHD-IAD

17h 54m2 stops

2:16 pm - 4:05 pmIAD-BHD

20h 49m2 stops

$971American Airlines

Find Deal

jue., nov. 20 - lun., nov. 24

6:30 am - 5:00 amBFS-IAD

27h 30m3 stops

9:45 am - 3:10 pmIAD-BFS

24h 25m3 stops

$1,074Multiple Airlines

Find Deal

vie., nov. 28 - vie., dic. 5

5:25 pm - 10:25 amBHD-DCA

22h 00m2 stops

5:00 pm - 4:55 pmDCA-BHD

18h 55m2 stops

$1,671Delta

Find Deal

mié., abr. 1 - dom., abr. 5

6:30 am - 9:54 pmBHD-DCA

20h 24m2 stops

5:00 pm - 9:20 pmDCA-BHD

23h 20m2 stops

$1,673Delta

Find Deal

mié., abr. 1 - dom., abr. 5

6:30 am - 9:54 pmBHD-DCA

20h 24m2 stops

5:00 pm - 9:20 pmDCA-BHD

23h 20m2 stops

$1,674Virgin Atlantic

Find Deal

mié., abr. 1 - dom., abr. 5

American Airlines flights from Belfast to Washington, D.C.

Our best American Airlines deals on Belfast to Washington, D.C. flight tickets

American Airlines

Nov 20

BHD9:05 amBelfast City

15h 50m

1 stop

IAD7:55 pmWashington, D.C. Dulles Intl

Nov 24

IAD5:29 pmWashington, D.C. Dulles Intl

17h 36m

2 stops

BHD4:05 pmBelfast City

$966

Find similar

American Airlines

Nov 20

BHD6:35 amBelfast City

18h 20m

1 stop

IAD7:55 pmWashington, D.C. Dulles Intl

Nov 24

IAD6:20 pmWashington, D.C. Dulles Intl

11h 20m

1 stop

BHD10:40 amBelfast City

$967

Find similar

American Airlines

Nov 20

BHD11:05 amBelfast City

17h 54m

2 stops

IAD11:59 pmWashington, D.C. Dulles Intl

Nov 24

IAD2:16 pmWashington, D.C. Dulles Intl

20h 49m

2 stops

BHD4:05 pmBelfast City

$971

Find similar

Delta flights from Belfast to Washington, D.C.

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

Delta

Apr 1

BHD5:25 pmBelfast City

22h 00m

2 stops

DCA10:25 amWashington, D.C. Reagan-National

Apr 5

DCA5:00 pmWashington, D.C. Reagan-National

18h 55m

2 stops

BHD4:55 pmBelfast City

$1,671

Find similar

Delta

Apr 1

BHD6:30 amBelfast City

20h 24m

2 stops

DCA9:54 pmWashington, D.C. Reagan-National

Apr 5

DCA5:00 pmWashington, D.C. Reagan-National

23h 20m

2 stops

BHD9:20 pmBelfast City

$1,673

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

vie. 11/28

6:30 am-5:00 am

3 stops27h 30m

Washington, D.C. Dulles Intl

vie. 12/5

10:30 pm-10:00 pm

2 stops18h 30m

$954

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 11/20

9:05 am-7:55 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

lun. 11/24

5:29 pm-4:05 pm

2 stops17h 36m

$966

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 11/20

6:35 am-7:55 pm

1 stop18h 20m

Washington, D.C. Dulles Intl

lun. 11/24

6:20 pm-10:40 am

1 stop11h 20m

$967

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 11/20

9:05 am-3:35 pm

1 stop11h 30m

Washington, D.C. Dulles Intl

lun. 11/24

9:45 pm-2:15 pm

1 stop11h 30m

$968

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

jue. 12/4

10:40 am-10:59 pm

2 stops17h 19m

Washington, D.C. Reagan-National

lun. 12/8

5:24 pm-2:15 pm

2 stops15h 51m

$971

BelfastWashington, D.C.

BHD - IAD

BHDIAD

Belfast City

jue. 11/20

11:05 am-11:59 pm

2 stops17h 54m

Washington, D.C. Dulles Intl

lun. 11/24

2:16 pm-4:05 pm

2 stops20h 49m

$971

BelfastWashington, D.C.

BFS - IAD

BFSIAD

Belfast Intl

vie. 11/28

6:30 am-5:00 am

3 stops27h 30m

Washington, D.C. Dulles Intl

vie. 12/5

9:45 am-3:10 pm

3 stops24h 25m

$1,074

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

mié. 4/1

5:25 pm-10:25 am

2 stops22h 00m

Washington, D.C. Reagan-National

dom. 4/5

5:00 pm-4:55 pm

2 stops18h 55m

$1,671

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

mié. 4/1

6:30 am-9:54 pm

2 stops20h 24m

Washington, D.C. Reagan-National

dom. 4/5

5:00 pm-9:20 pm

2 stops23h 20m

$1,673

BelfastWashington, D.C.

BHD - DCA

BHDDCA

Belfast City

mié. 4/1

6:30 am-9:54 pm

2 stops20h 24m

Washington, D.C. Reagan-National

dom. 4/5

5:00 pm-9:20 pm

2 stops23h 20m

$1,674

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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.

Direct flights	None

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. 11h 30m 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.

How do I get Price Alerts for flights from Belfast to Washington, D.C.?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast from Washington, D.C.. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Belfast to Washington, D.C. with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Alexandria

Gettysburg

National Harbor

Arlington

Woodbridge

Waldorf

Tysons

Laurel

Colonial Beach

Silver Spring

Fredericksburg

Towson

Rockville

Manassas

Fairfax

Reston

Gaithersburg

Glen Burnie

Linthicum Heights

Springfield

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.