Cheap flights from Dulles Intl (IAD) to Belfast (BHD)

Know your dates, get live prices in seconds:

From
To
Depart
–
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
Add another flight clear all

We work with more than 300 partners to bring you better travel deals

Home Europe United Kingdom Northern Ireland Belfast Cheap flights from Dulles Intl to Belfast

How to find the cheapest flight from
Dulles Intl (IAD) to Belfast (BHD)

All the information you need to plan the best IAD to BHD flight in 2022: compare Dulles Intl to Belfast flight prices with the expected peak season, weather and rainfall in Belfast.
What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Belfast?

The best pricing can be found in the month of March. Prices to Belfast from Washington, D.C. Dulles Intl Airport average $896. You can even find prices in March for less than $896, as users have found deals to Belfast from as low as $694. The month of June appears to be one of the more expensive times to travel to Belfast from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 27%.

When is the cheapest time to fly from Washington, D.C. Dulles Intl Airport to Belfast (IAD - BFS)?

When flying from Washington, D.C. Dulles Intl Airport to Belfast, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Dulles Intl to Belfast in May, June 2022

The best prices found for IAD to BHD flights for May, June
5 Jun - 12 Jun
$732pp
IAD
Washington, D.C. Dulles Intl
KLM
 
1 STOP
BHD
Belfast City
BHD
Belfast City
KLM
 
1 STOP
IAD
Washington, D.C. Dulles Intl
27 May - 3 Jun
$742pp
IAD
Washington, D.C. Dulles Intl
Virgin Atlantic
 
1 STOP
BHD
Belfast City
BHD
Belfast City
Virgin Atlantic
 
1 STOP
IAD
Washington, D.C. Dulles Intl
4 Jun - 9 Jun
$744pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
   
2 STOPS
BFS
Belfast Intl
BFS
Belfast Intl
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl

Washington, D.C. Dulles Intl to Belfast 2022 flight deals

Cheap flights to Belfast from Dulles Intl found for this year
5 Sep - 14 Sep
$659pp
IAD
Washington, D.C. Dulles Intl
Delta
 
1 STOP
BHD
Belfast City
BHD
Belfast City
Delta
 
1 STOP
IAD
Washington, D.C. Dulles Intl
5 Sep - 13 Sep
$663pp
IAD
Washington, D.C. Dulles Intl
Delta
   
2 STOPS
BHD
Belfast City
BHD
Belfast City
Delta
 
1 STOP
IAD
Washington, D.C. Dulles Intl
19 Sep - 27 Sep
$665pp
IAD
Washington, D.C. Dulles Intl
American Airlines
 
1 STOP
BHD
Belfast City
BHD
Belfast City
American Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl

Last minute flights from Dulles Intl to Belfast

Late deals on round-trip flights to Belfast from Dulles Intl, departing today and this week
4 Jun - 9 Jun
$744pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
   
2 STOPS
BFS
Belfast Intl
BFS
Belfast Intl
Multiple Airlines
   
2 STOPS
IAD
Washington, D.C. Dulles Intl
4 Jun - 9 Jun
$2,262pp
IAD
Washington, D.C. Dulles Intl
Multiple Airlines
   
2 STOPS
BHD
Belfast City
BHD
Belfast City
Multiple Airlines
     
3 STOPS
IAD
Washington, D.C. Dulles Intl
4 Jun - 9 Jun
$2,303pp
IAD
Washington, D.C. Dulles Intl
KLM
 
1 STOP
BHD
Belfast City
BHD
Belfast City
KLM
 
1 STOP
IAD
Washington, D.C. Dulles Intl

One-way flights to Belfast from Washington, D.C. Dulles Intl

The cheapest one-way flights from Dulles Intl to Belfast
4:50 pm - 1:50 pm
Aer Lingus
2 Stops
16h 00m
IAD - BHD
Aer Lingus
$518
ScholarTrip
1:30 am - 12:35 pm
Air Canada
2 Stops
30h 05m
IAD - BHD
Air Canada
$729
JustFly
6:40 pm - 9:55 am
British Airways
1 Stop
10h 15m
IAD - BHD
British Airways
$846

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Dulles Intl</span> to <span class="emphasized">Belfast</span> flights.

Flight FAQs

From Dulles Intl to Belfast

Which airlines flying from Washington, D.C. Dulles Intl to Belfast have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like British Airways and American Airlines flying from Washington, D.C. Dulles Intl to Belfast have implemented new flexible cancellation policies.

Can I find flights from Washington, D.C. Dulles Intl Airport to Belfast for under $700 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Belfast for under $700. The cheapest flight booked recently is on Delta for just $659, but on average you can expect to pay $706.

Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Belfast for under $800?

There are currently 5+ open flights from Washington, D.C. Dulles Intl Airport to Belfast within the next 7 days for less than $800.

What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Belfast one-way?

The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Belfast are Aer Lingus ($482), Air Canada ($713), and British Airways ($817).

What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Belfast?

Looking at all options, your cheapest flight can be booked for $680. While the most popular route (Washington, D.C. Dulles Intl - Belfast Intl) can be booked for $659 on average our data indicates $825 when flying from Washington, D.C. Dulles Intl Airport to Belfast.

Related searches

Flights to Belfast from Dulles Intl
Flights to Dulles Intl Flights to Belfast Flights from Dulles Intl

Rent a Car

Car Rentals in Belfast Car Rentals in Northern Ireland Car Rentals at Belfast Intl

COVID Restrictions

View COVID Travel Restrictions for Belfast, Northern Ireland

Do I need a COVID test to fly to Belfast from Dulles Intl?

Information is based on travel restrictions from Washington, D.C. Dulles Intl to Belfast

Most visitors from Washington, D.C. Dulles Intl can enter Belfast without restrictions.

COVID-19 testing requirements
Visitors from Washington, D.C. Dulles Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering Belfast.

Quarantine requirements
Visitors from Washington, D.C. Dulles Intl are not required to quarantine after entering Belfast.

Do I need a test to fly back to Dulles Intl from Belfast?

Returning to Washington, D.C. Dulles Intl from Belfast

COVID-19 testing requirements
Visitors from Belfast must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Washington, D.C. Dulles Intl.

Quarantine requirements
Visitors from Belfast are not required to quarantine after entering Washington, D.C. Dulles Intl.

Hide COVID Travel Restrictions for Belfast, Northern Ireland

Destination information for Belfast

Things to know before you go - useful duration and weather info for your trip from Dulles Intl to Belfast.
Today's exchange rate
$1 = £0.80
Average temperature for May in Belfast
59.0 °F
Avg rainfall for May in Belfast
2.2 ″

Airports servicing Washington, D.C.

Dulles Intl (IAD)

Airports servicing Belfast

Belfast Intl (BFS)
Belfast City (BHD)

Popular flight searches

Check out other popular destinations found by fellow travelers in 2022.
Home Europe United Kingdom Northern Ireland Belfast Cheap flights from Dulles Intl to Belfast