$563+ Cheap flights from Reagan-National (DCA) to Belfast
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Reagan-National to Belfast 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 Reagan-National to Belfast
Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Belfast (BF1). 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 June 12, 2025.
Round-trip from | $702 (Ovago) |
|---|---|
One-way from | $563 (Cheapflightsfares) |
Popular in | June |
Cheapest in | August |
Average price | $1,232 |
Find flight deals from Reagan-National to Belfast
Cheapest flights from Reagan-National to BelfastExplore the most affordable flight options available from Reagan-National to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Reagan-National to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This American Airlines deal was found by Cheapflights users on 6/9. 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 Ovago deal was found by Cheapflights users on 6/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This KLM deal was found by Cheapflights users on 6/10. 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 KLM 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 6/10. 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 Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip deal was found by Cheapflights users on 6/10. 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.
Cheapflights Fare Finder
Customize your flight search to find flights from Reagan-National to Belfast 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 June 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Belfast
DCA - BHD
DCABHD
Washington, D.C. Reagan-National
Fri 10/3
7:23 pm-3:30 pm
2 stops15h 07m
Belfast City
Sun 10/12
1:00 pm-10:55 pm
2 stops14h 55m
Washington, D.C.Belfast
DCA - BHD
DCABHD
Washington, D.C. Reagan-National
Fri 8/1
2:54 pm-9:25 am
2 stops13h 31m
Belfast City
Fri 8/8
9:30 am-10:37 pm
2 stops18h 07m
Washington, D.C.Belfast
DCA - BHD
DCABHD
Washington, D.C. Reagan-National
Fri 9/5
7:55 pm-4:55 pm
2 stops16h 00m
Belfast City
Mon 9/8
6:30 am-5:05 pm
2 stops15h 35m
Washington, D.C.Belfast
DCA - BHD
DCABHD
Washington, D.C. Reagan-National
Sat 8/2
6:20 pm-9:15 pm
2 stops21h 55m
Belfast City
Sat 8/9
6:30 am-6:14 pm
2 stops16h 44m
Washington, D.C.Belfast
DCA - BFS
DCABFS
Washington, D.C. Reagan-National
Wed 7/23
6:00 am-6:35 pm
3 stops31h 35m
Belfast Intl
Sun 7/27
6:45 am-12:03 pm
3 stops34h 18m
Washington, D.C.Belfast
DCA - BHD
DCABHD
Washington, D.C. Reagan-National
Wed 7/16
6:00 am-9:10 pm
3 stops34h 10m
Belfast City
Mon 7/21
6:50 pm-10:27 pm
3 stops32h 37m
Washington, D.C.Belfast
DCA - BHD
DCABHD
Washington, D.C. Reagan-National
Mon 7/7
2:54 pm-9:20 am
2 stops13h 26m
Best time to book a flight from Reagan-National to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Reagan-National with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Belfast
Rainfall in Belfast by month
Plan your trip to Belfast by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Belfast ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.
Temperature in Belfast by month
Plan your trip to Belfast by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Belfast, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. 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 Belfast. Reviews last updated June 12, 2025.
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Crew
Overall
Food
Comfort
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC