$768+ Cheap flights from Northern Ireland to Dulles Intl (IAD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Northern Ireland to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Northern Ireland to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Northern Ireland (GBNIR) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.
Round-trip from | $768 (Mytrip) |
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Find flight deals from Northern Ireland to Dulles Intl
Best flights from Northern Ireland to Dulles IntlDiscover carefully curated flight deals from Northern Ireland to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2024.
Discover carefully curated flight deals from Northern Ireland to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2024.
This Mytrip deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This ChecknFly deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Finnair deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This ChecknFly deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from Northern Ireland to Dulles Intl within your budget
Customize your flight search to find flights from Northern Ireland to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.
Fly from
Fly to
Route
Depart
Return
Price
BelfastWashington, D.C.
BFS - IAD
BFSIAD
Belfast Intl
Fri 1/31
6:15 am-6:25 pm
2 stops17h 10m
Washington, D.C. Dulles Intl
Fri 2/7
7:40 pm-10:40 pm
2 stops22h 00m
BelfastWashington, D.C.
BHD - IAD
BHDIAD
Belfast City
Mon 3/3
6:30 am-3:45 pm
1 stop14h 15m
Washington, D.C. Dulles Intl
Mon 3/10
6:35 pm-4:50 pm
1 stop18h 15m
BelfastWashington, D.C.
BHD - IAD
BHDIAD
Belfast City
Mon 3/3
6:35 am-6:01 pm
2 stops16h 26m
Washington, D.C. Dulles Intl
Mon 3/10
10:55 pm-2:10 pm
1 stop11h 15m
BelfastWashington, D.C.
BHD - IAD
BHDIAD
Belfast City
Mon 3/3
6:35 am-11:53 pm
2 stops22h 18m
Washington, D.C. Dulles Intl
Mon 3/10
1:52 pm-10:30 am
2 stops16h 38m
BelfastWashington, D.C.
BHD - IAD
BHDIAD
Belfast City
Mon 3/3
6:30 am-3:45 pm
1 stop14h 15m
Washington, D.C. Dulles Intl
Mon 3/10
6:35 pm-4:50 pm
1 stop18h 15m
BelfastWashington, D.C.
BHD - IAD
BHDIAD
Belfast City
Mon 3/3
6:35 am-7:45 pm
1 stop18h 10m
Washington, D.C. Dulles Intl
Mon 3/10
10:55 pm-4:15 pm
1 stop13h 20m
BelfastWashington, D.C.
BHD - IAD
BHDIAD
Belfast City
Fri 3/21
8:40 am-4:35 pm
1 stop11h 55m
Washington, D.C. Dulles Intl
Fri 3/28
7:00 pm-10:30 am
1 stop11h 30m
Best time to book a flight from Northern Ireland to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Northern Ireland with our price prediction graph.
Travel insights for flights from Northern Ireland to Dulles Intl
Get recent, data-driven insights about flights from Northern Ireland to Dulles Intl including ideal travel times, pricing trends, and more.
Rainfall in Dulles Intl by month
Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.
Temperature in Dulles Intl by month
Plan your trip to Dulles Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated December 18, 2024.
Comfort
Entertainment
Crew
Food
Boarding
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Crew
Food
Boarding
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Crew
Food
Boarding
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Crew
Food
Boarding
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Comfort
Entertainment
Crew
Food
Boarding
Overall
Reviews
Delta has consistently been the best U.S. airline for my travels and this flight was no exception