How long is the flight from Belfast to District of Columbia?

Airlines like British Airways fly from Belfast to District of Columbia in about 27h 30m. The time it takes to get you to your destination can typically vary by up to . The distance between Belfast and District of Columbia is about 3390 mi.

In terms of precipitation, rainfall in District of Columbia ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit District of Columbia when rainfall is around 66.0 mm.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What are the most popular routes from Belfast to District of Columbia?

The most popular route from Belfast to District of Columbia is Belfast Intl - Washington, D.C. Reagan-National. You may also consider Belfast Intl - Washington, D.C. Dulles Intl or Belfast City - Washington, D.C. Dulles Intl.

What is the cheapest time of day to fly from BFS to DC?

When flying from Belfast to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Belfast to District of Columbia that include hotel bookings?

Yes. In addition to deals on Belfast to District of Columbia flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Belfast to District of Columbia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to District of Columbia.

Can I find deals for business class flights from Belfast to District of Columbia?

Yes. Cheapflights offers flight deals from Belfast to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£324+ Cheap Flights from Belfast to District of Columbia

Cheap flight deals from Belfast to District of Columbia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Belfast to District of Columbia
Explore the most affordable flight options available from Belfast to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Thu 29/1006:30 -

2 stops17h 00m

Thu 5/1119:40 -

2 stops16h 25m

Deal found 14/9£478

Wed 30/919:40 -

1 stop26h 45m

Sun 4/1017:45 -

1 stop11h 45m

Deal found 13/9£598

Wed 30/917:30 -

1 stop27h 05m

Sun 4/1012:25 -

2 stops15h 55m

Deal found 13/9£704

Tue 27/1007:00 -

3 stops31h 29m

Tue 3/1116:00 -

3 stops23h 30m

Deal found 12/9£792

Find flight deals from Belfast to District of Columbia

Round-trip from	£478
One-way from	£324

29/10-5/11
4 total stops
33h 25m total
Belfast to District of Columbia

Search Deals

22/11-31/12
2 total stops
28h 40m total
Belfast to District of Columbia

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastWashington, D.C.

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

BFSIAD

Belfast Intl

Sun 22/11

16:40-16:20

2 stops28h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£324

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Fri 16/10

14:55-19:00

3 stops57h 05m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£458

BelfastWashington, D.C.

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

BFSIAD

Belfast Intl

Thu 29/10

06:30-19:30

2 stops17h 00m

Washington, D.C. Dulles Intl

Thu 5/11

19:40-17:05

2 stops16h 25m

£478

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Fri 16/10

09:50-19:25

2 stops14h 35m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£523

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Mon 5/10

17:55-19:35

2 stops30h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£525

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Thu 21/1

17:50-16:20

2 stops27h 30m

Washington, D.C. Dulles Intl

Mon 25/1

16:13-16:05

2 stops18h 52m

£594

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Wed 30/9

19:40-17:25

1 stop26h 45m

Washington, D.C. Dulles Intl

Sun 4/10

17:45-10:30

1 stop11h 45m

£598

BelfastWashington, D.C.

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

BHDDCA

Belfast City

Thu 14/1

06:30-18:25

2 stops16h 55m

Washington, D.C. Reagan-National

Sun 17/1

17:10-13:50

2 stops15h 40m

£610

BelfastWashington, D.C.

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

BHDIAD

Belfast City

Mon 5/10

09:50-11:30

3 stops30h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£766

BelfastWashington, D.C.

BFS Belfast Intl - DCA Washington, D.C. Reagan-National

BFSDCA

Belfast Intl

Tue 27/10

07:00-10:29

3 stops31h 29m

Washington, D.C. Reagan-National

Tue 3/11

16:00-20:30

3 stops23h 30m

£792

Flights are sorted by cheapest return flights first.

Deals found on 14/9

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from Belfast to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Belfast with our price prediction graph.

BFS-IAD

BHD-IAD

BHD-DCA

BFS-DCA

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Belfast to District of Columbia

BF1-USDC

BFS-IAD

BHD-IAD

BHD-DCA

BFS-DCA

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Belfast to District of Columbia?
Airlines like British Airways fly from Belfast to District of Columbia in about 27h 30m. The time it takes to get you to your destination can typically vary by up to . The distance between Belfast and District of Columbia is about 3390 mi.
What are the most popular routes from Belfast to District of Columbia?
The most popular route from Belfast to District of Columbia is Belfast Intl - Washington, D.C. Reagan-National. You may also consider Belfast Intl - Washington, D.C. Dulles Intl or Belfast City - Washington, D.C. Dulles Intl.
Can I find deals for flights from Belfast to District of Columbia that include hotel bookings?
Yes. In addition to deals on Belfast to District of Columbia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to District of Columbia.
Can I find deals for business class flights from Belfast to District of Columbia?
Yes. Cheapflights offers flight deals from Belfast to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Why should you use Cheapflights to find cheap flight tickets from Belfast to District of Columbia?

Cheapflights helps you find that perfect flight to District of Columbia from Belfast by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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Can Cheapflights notify me if prices for flights from Belfast to District of Columbia become cheaper?

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Cheap flights from Belfast to District of Columbia from £324

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast to District of Columbia

Cheapest flights from Belfast to District of ColumbiaExplore the most affordable flight options available from Belfast to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Explore the most affordable flight options available from Belfast to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Best flights from Belfast to District of ColumbiaDiscover carefully curated flight deals from Belfast to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Discover carefully curated flight deals from Belfast to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Last-minute flights from Belfast to District of ColumbiaDiscover last-minute flight deals from Belfast to District of Columbia. Data last updated 14 September 2026 and is based on user searches.

Discover last-minute flight deals from Belfast to District of Columbia. Data last updated 14 September 2026 and is based on user searches.

One-way flights from Belfast to District of ColumbiaSearch for one-way flight options from Belfast to District of Columbia. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

Search for one-way flight options from Belfast to District of Columbia. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.

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Best time to book a flight from Belfast to District of Columbia

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Related info for your journey

How long is the flight from Belfast to District of Columbia?

What are the most popular routes from Belfast to District of Columbia?

Can I find deals for flights from Belfast to District of Columbia that include hotel bookings?

How can I find direct flights from Belfast to District of Columbia?

Can I find deals for business class flights from Belfast to District of Columbia?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast to District of Columbia

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Complete your trip

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Belfast and District of Columbia flights

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Cheapest flights from Belfast to District of Columbia
Explore the most affordable flight options available from Belfast to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 September 2026.

Best flights from Belfast to District of Columbia
Discover carefully curated flight deals from Belfast to District of Columbia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 September 2026.

Last-minute flights from Belfast to District of Columbia
Discover last-minute flight deals from Belfast to District of Columbia. Data last updated 14 September 2026 and is based on user searches.

One-way flights from Belfast to District of Columbia
Search for one-way flight options from Belfast to District of Columbia. Find affordable one-way fares based on user searches. Data last updated 14 September 2026.