Cheap flights from Belfast City to Washington Dulles

Flights tailored to your budget

Selected dates may not give results due to COVID-19. We suggest you change the dates.
Multi-city Round trip One way
Round trip
One way
Multi-city
From
No results match your search criteria
To
No results match your search criteria
{{ weekDay }}
Dates
{{ panel.label }}
Looking for a one-way flight?

Flexible dates can save you money

Explore nearby dates to find lower fares

{{ fromDate | dateToLongNamedDate }}
?
Flexible dates
Depart {{ flexibleFromDateLabel }}
{{ option.label }}
?
Return {{ flexibleToDateLabel }}
{{ option.label }}
Passengers / Class
Number of passengers
Adult
{{ adults }}
Children
{{ children }}
Infants
{{ infants }}
Class
Economy
Available for Economy only
New Multi-city experience

Discover a new Multi-city search experience from Jetcost, designed to handle more complex itineraries. By continuing, you’ll be taken to a dedicated page powered by Kiwi.com.
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Flight prices from Belfast City to Washington Dulles

There’s no fixed price — fares between Belfast and Washington can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Exploring all airports near Belfast and Washington

Checking all the airports available in the area can give you more departure and arrival options for your trip.

  • Airports in Belfast: Belfast - City is currently the only one operating.
  • Airports in Washington: Washington is served by 3 airports - Dulles international, Ronald Reagan, Washington International.

Looking at expected traffic to the airport can help avoid surprises on departure day. On busy routes, flying from a quieter airport might also save you money.

Flights from Belfast - City to Washington - Dulles international

Adjust your flight filters for Belfast City – Washington Dulles

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to United States? These cities are popular too: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.
Frequently Asked Questions

Frequently asked questions about flights from Belfast City to Washington Dulles.

How much does an airline ticket from Belfast City to Washington Dulles cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Belfast City to Washington Dulles.

How far is Belfast from Washington?

Belfast is about 5458 km from Washington.

What are the airports in Washington?

Washington has 3 airports: Dulles international, Ronald Reagan, Washington International.

What are the airports in Belfast?

Belfast has one airport: Belfast - City.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Belfast to Washington?

The best time to book a flight from Belfast to Washington is 1 month in advance, while the worst time is 1 week in advance.

What is the cheapest month to fly from Belfast to Washington?

This information is not available at the moment.

What is the most expensive month to fly from Belfast to Washington?

This information is not available at the moment.

What is the best day of the week to fly from Belfast to Washington?

This information is not available at the moment.