Latest deals
Insights
FAQs
Price Alerts

Cheap flights from District of Columbia to Belfast from $322

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Belfast departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from District of Columbia to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:40 pm - 7:00 pm
IAD
-
BHD
18h 20m
2 stops
Multiple Airlines Logo
7:45 pm - 2:45 pm
BHD
-
IAD
48h 00m
3 stops
$832Multiple Airlines
Sun, Dec 6 - Sun, Dec 13
Multiple Airlines Logo
7:40 pm - 8:30 pm
IAD
-
BHD
19h 50m
3 stops
Multiple Airlines Logo
7:45 pm - 2:45 pm
BHD
-
IAD
48h 00m
3 stops
$897Multiple Airlines
Sun, Dec 6 - Sun, Dec 13
British Airways Logo
9:45 pm - 4:50 pm
IAD
-
BHD
14h 05m
1 stop
British Airways Logo
6:30 am - 3:35 pm
BHD
-
IAD
14h 05m
1 stop
$911British Airways
Sun, Dec 6 - Sun, Dec 13
British Airways Logo
10:45 pm - 1:55 pm
IAD
-
BHD
11h 10m
1 stop
British Airways Logo
6:30 am - 3:35 pm
BHD
-
IAD
14h 05m
1 stop
$912British Airways
Sun, Oct 25 - Sun, Nov 15
British Airways Logo
6:30 pm - 1:55 pm
DCA
-
BHD
14h 25m
2 stops
British Airways Logo
6:30 am - 6:54 pm
BHD
-
DCA
17h 24m
2 stops
$926British Airways
Sun, Dec 6 - Sun, Dec 13
Multiple Airlines Logo
8:30 pm - 8:30 pm
IAD
-
BHD
19h 00m
2 stops
Multiple Airlines Logo
7:00 am - 7:35 pm
BHD
-
IAD
17h 35m
2 stops
$928Multiple Airlines
Fri, Oct 2 - Tue, Oct 13
British Airways Logo
10:25 pm - 3:30 pm
IAD
-
BHD
12h 05m
1 stop
British Airways Logo
9:40 am - 3:55 pm
BHD
-
IAD
11h 15m
1 stop
$962British Airways
Fri, Oct 2 - Tue, Oct 13
American Airlines Logo
5:30 pm - 10:20 am
DCA
-
BHD
12h 50m
2 stops
American Airlines Logo
9:10 am - 6:51 pm
BHD
-
DCA
14h 41m
2 stops
$1,037American Airlines
Sun, Oct 25 - Sun, Nov 15
KLM Logo
1:50 pm - 9:20 am
DCA
-
BHD
14h 30m
2 stops
KLM Logo
9:50 am - 8:33 pm
BHD
-
DCA
15h 43m
2 stops
$1,104KLM
Sat, Aug 22 - Sun, Aug 30
American Airlines Logo
5:39 pm - 2:35 pm
DCA
-
BHD
15h 56m
2 stops
American Airlines Logo
11:35 am - 9:51 pm
BHD
-
DCA
15h 16m
2 stops
$1,119American Airlines
Sun, Aug 9 - Mon, Aug 17

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

KLM flights from District of Columbia to Belfast City Airport

Our best KLM deals on District of Columbia to Belfast City Airport flight tickets
KLM
Aug 22
IAD5:40 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
BHD9:20 amBelfast City
Aug 30
BHD5:30 pmBelfast City
27h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,090
KLM
Aug 9
IAD12:29 pmWashington, D.C. Dulles Intl
15h 51m
2 stops
BHD9:20 amBelfast City
Aug 17
BHD5:30 pmBelfast City
27h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,097
KLM
Aug 22
DCA1:50 pmWashington, D.C. Reagan-National
14h 30m
2 stops
BHD9:20 amBelfast City
Aug 30
BHD9:50 amBelfast City
15h 43m
2 stops
DCA8:33 pmWashington, D.C. Reagan-National
$1,104

Virgin Atlantic flights from District of Columbia to Belfast City Airport

Our best Virgin Atlantic deals on District of Columbia to Belfast City Airport flight tickets
Virgin Atlantic
Aug 22
IAD6:00 amWashington, D.C. Dulles Intl
22h 20m
2 stops
BHD9:20 amBelfast City
Aug 30
BHD9:50 amBelfast City
19h 44m
2 stops
IAD12:34 amWashington, D.C. Dulles Intl
$1,122
Virgin Atlantic
Jul 14
IAD5:40 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
BHD9:20 amBelfast City
Aug 16
BHD5:30 pmBelfast City
27h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,177
Virgin Atlantic
Jun 27
IAD5:40 pmWashington, D.C. Dulles Intl
10h 40m
1 stop
BHD9:20 amBelfast City
Jul 5
BHD9:50 amBelfast City
10h 45m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
$1,547

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Belfast City Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 26, 2026.
Use the filters below to find and compare flights from District of Columbia to Belfast City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 12/6

7:40 pm-7:00 pm

2 stops18h 20m

Belfast City

Sun 12/13

7:45 pm-2:45 pm

3 stops48h 00m

$832

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 12/6

7:40 pm-8:30 pm

3 stops19h 50m

Belfast City

Sun 12/13

7:45 pm-2:45 pm

3 stops48h 00m

$897

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 12/6

9:45 pm-4:50 pm

1 stop14h 05m

Belfast City

Sun 12/13

6:30 am-3:35 pm

1 stop14h 05m

$911

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sun 10/25

10:45 pm-1:55 pm

1 stop11h 10m

Belfast City

Sun 11/15

6:30 am-3:35 pm

1 stop14h 05m

$912

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 12/6

6:30 pm-1:55 pm

2 stops14h 25m

Belfast City

Sun 12/13

6:30 am-6:54 pm

2 stops17h 24m

$926

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 10/2

8:30 pm-8:30 pm

2 stops19h 00m

Belfast City

Tue 10/13

7:00 am-7:35 pm

2 stops17h 35m

$928
Quickest round-trip

Washington, D.C.Belfast

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Fri 10/2

10:25 pm-3:30 pm

1 stop12h 05m

Belfast City

Tue 10/13

9:40 am-3:55 pm

1 stop11h 15m

$962

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 10/25

5:30 pm-10:20 am

2 stops12h 50m

Belfast City

Sun 11/15

9:10 am-6:51 pm

2 stops14h 41m

$1,037

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sat 8/22

1:50 pm-9:20 am

2 stops14h 30m

Belfast City

Sun 8/30

9:50 am-8:33 pm

2 stops15h 43m

$1,104

Washington, D.C.Belfast

DCA - BHD

DCABHD

Washington, D.C. Reagan-National

Sun 8/9

5:39 pm-2:35 pm

2 stops15h 56m

Belfast City

Mon 8/17

11:35 am-9:51 pm

2 stops15h 16m

$1,119

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Belfast from

How to get the cheapest flight ticket from District of Columbia to Belfast City 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 District of Columbia to Belfast City?

Aer Lingus, Delta, and British Airways are the most popular carriers operating from District of Columbia to Belfast City

Cheap District of Columbia to Belfast City Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Belfast City Airport

Fastest flight time

10h 40m

Direct flights

None
The fastest flight from District of Columbia to Belfast City Airport takes 10h 40m
There are no direct flights from District of Columbia to Belfast City Airport. There are no popular flight routes from District of Columbia to Belfast City Airport.
Search flight deals

Frequently asked questions about flying from District of Columbia to Belfast City Airport

  • When did momondo last update prices for flights from District of Columbia to Belfast City Airport?

    Prices for flights from District of Columbia to Belfast City Airport are updated daily.

  • How old do you have to be to fly from District of Columbia to Belfast City 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 District of Columbia to Belfast City Airport.

  • What documentation or ID do you need to fly to Belfast City Airport?

    The travel and health documents you'll need for your trip to Belfast City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Belfast City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Newcastle
Bangor

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Belfast?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Belfast from District of Columbia.

Can I find flights from District of Columbia to Belfast with flexible booking policies on momondo?

All flight searches from District of Columbia to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Belfast?

momondo helps you find the best flight between District of Columbia and Belfast by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from District of Columbia to Belfast right now. Can momondo alert me if prices change?

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

An easier way to manage your Belfast City 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
Sun 7/26
Sun 8/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Belfast

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $498
Flights to London Gatwick Airportfrom $162
Flights to London Stansted Airportfrom $499
Flights to London City Airportfrom $628
Flights to London Luton Airportfrom $495
Flights to Glasgow Intl Airportfrom $514
Flights to Belfast Intl Airportfrom $653
Flights to London Southend Airportfrom $653