Cheap flights from Washington, D.C. (WAS) to Belfast from $629

This is the cheapest one-way flight price, found on 6/6. Prices may vary by date and flight preferences.
WAS — BHD
Jun 12 — Jun 191
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How to find the cheapest flight from Washington, D.C. (WAS) to Belfast

All the information you need to plan the best WAS to BF1 flight in 2023: compare Washington, D.C. to Belfast flight prices with the expected peak season, weather and rainfall in Belfast.

Popular in

December

Cheapest in

November

Round-trip from

$647

One-way from

$629
High demand for flights, 35% potential price rise
Best time to find cheap flights, 30% potential price drop
From Washington, D.C. (WAS) to Belfast
One-way flight from Washington, D.C. (WAS) to Belfast

WAS - BFS

Price

$647 - $1,461

BFS

Temperature

41 - 60.8 °F

BFS

Rainfall

2 - 3.5 inches

Cheap flights from Washington, D.C. to Belfast in June, July 2023

The best prices found for WAS to Belfast flights for June, July
Scroll through some of the best deals on flights from Washington, D.C. to Belfast in 2023. For more flight deals, be sure to check back very soon.

Washington, D.C. to Belfast 2023 flight deals

Cheap flights to Belfast from Washington, D.C. found for this year
Scroll through some of the best deals on flights from Washington, D.C. to Belfast in 2023. For more flight deals, be sure to check back very soon.

Cheap American Airlines flights from Washington, D.C. to Belfast

Peruse some of the lowest-priced American Airlines flights we've found from Washington, D.C. to Belfast. Deals update often to give you more flight options matching your criteria

Cheap British Airways flights from Washington, D.C. to Belfast

Take a gander at the lowest prices we've found on British Airways flights from Washington, D.C. to Belfast. Make sure to examine the flight information before completing your reservation.

Last minute flights from Washington, D.C. to Belfast

Late deals on return flights to Belfast from Washington, D.C., departing today and this week
Have a look at some of the flights available from Washington, D.C. to Belfast departing last-minute. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

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

The cheapest one-way flights from Washington, D.C. to Belfast
Some of the best available deals we've found on one-way flights from Washington, D.C. to Belfast. Users in need of a round-trip flight from Washington, D.C. to Belfast instead should update the search form at the top of page.

Find flights from Washington, D.C. to Belfast within your budget

Use the slider to find flights from Washington, D.C. to Belfast that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$651 - $1,602

Route

Depart

Return

Price

Washington, D.C. Dulles IntlBelfast Intl

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 9/20

1 stop10h 20m

Belfast Intl

Fri 9/29

2 stops14h 55m

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 9/23

1 stop11h 30m

Belfast City

Sat 9/30

2 stops28h 20m

Washington, D.C. Dulles IntlBelfast Intl

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Wed 9/20

1 stop10h 20m

Belfast Intl

Fri 9/29

1 stop12h 05m

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 9/23

2 stops18h 13m

Belfast City

Sat 9/30

2 stops28h 20m

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Sat 9/23

1 stop11h 30m

Belfast City

Sat 9/30

1 stop18h 30m

Washington, D.C. Dulles IntlBelfast Intl

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 10/8

1 stop22h 00m

Belfast Intl

Sat 10/14

1 stop25h 25m

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 8/10

1 stop13h 10m

Belfast City

Fri 8/18

1 stop15h 35m

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Thu 8/10

2 stops14h 40m

Belfast City

Fri 8/18

2 stops13h 50m

Washington, D.C. Dulles IntlBelfast City

IAD - BHD

IADBHD

Washington, D.C. Dulles Intl

Mon 7/17

2 stops17h 20m

Belfast City

Sat 7/29

2 stops28h 05m

Flights are sorted by cheapest first

Deals found on 6/7

Reviews of airlines servicing Belfast

Read reviews from past customers who have flown American Airlines, British Airways and Lufthansa from Washington, D.C. to Belfast. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air France
7.7
Good
198 reviews

Food

7.0

Comfort

7.4

Overall

7.7

Entertainment

7.1

Boarding

7.6

Crew

8.4

Reviews

1 / 10

Sorry, I try to avoid flight travelling in the future. Never mind....Sorry

Air France
7.7
Good
198 reviews
Air France
7.7
Good
198 reviews

Food

7.0

Comfort

7.4

Overall

7.7

Entertainment

7.1

Boarding

7.6

Crew

8.4

Reviews

1 / 10

Sorry, I try to avoid flight travelling in the future. Never mind....Sorry

American Airlines
7.3
Good
2,149 reviews
Air France
7.7
Good
198 reviews

Food

7.0

Comfort

7.4

Overall

7.7

Entertainment

7.1

Boarding

7.6

Crew

8.4

Reviews

1 / 10

Sorry, I try to avoid flight travelling in the future. Never mind....Sorry

Lufthansa
6.8
Okay
1,199 reviews
Air France
7.7
Good
198 reviews

Food

7.0

Comfort

7.4

Overall

7.7

Entertainment

7.1

Boarding

7.6

Crew

8.4

Reviews

1 / 10

Sorry, I try to avoid flight travelling in the future. Never mind....Sorry

Aer Lingus
6.7
Okay
273 reviews
Air France
7.7
Good
198 reviews

Food

7.0

Comfort

7.4

Overall

7.7

Entertainment

7.1

Boarding

7.6

Crew

8.4

Reviews

1 / 10

Sorry, I try to avoid flight travelling in the future. Never mind....Sorry

British Airways
6.6
Okay
557 reviews
Air France
7.7
Good
198 reviews

Food

7.0

Comfort

7.4

Overall

7.7

Entertainment

7.1

Boarding

7.6

Crew

8.4

Reviews

1 / 10

Sorry, I try to avoid flight travelling in the future. Never mind....Sorry

Related info for your journey

Useful info, stats and facts about Washington, D.C. to Belfast flights.

Other flights from Washington, D.C.

Top airline flying from Washington, D.C. to Belfast

The chart below displays the airlines Cheapflights users traveling from Washington, D.C. to Belfast choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
British AirwaysCheapest$623Average$843FlexibilityNo cancel feeOn-time70%COVID-19 safety
Search British Airways flights