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Cheap flights from Washington to Belfast from £245

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 28/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BHD
24 Dec — 31 Dec1
1 adult

Cheap flight deals from Washington to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) 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 19 December 2024.

Round-trip from

£554

One-way from

£245
British Airways
  • British Airways
  • 1/5-16/5
  • 2 total stops
  • 33h 40m total
  • Washington to Belfast
28/1
  • 28/1
  • 2 total stops
  • 21h 55m total
  • Washington to Belfast

Find flight deals from Washington to Belfast

Best flights from Washington to Belfast
Discover carefully curated flight deals from Washington to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 December 2024.

Thu 1/519:25PDX - BHD
1 stop14h 40mBritish Airways
Fri 16/506:35BHD - PDX
1 stop19h 00mBritish Airways
Deal found 18/12£554
Sun 12/114:35SEA - BFS
2 stops21h 35mMultiple Airlines
Sun 19/106:35BFS - SEA
3 stops35h 25mMultiple Airlines
Deal found 18/12£566
Wed 30/413:30SEA - BHD
1 stop14h 20mFinnair
Tue 6/519:30BHD - SEA
1 stop24h 05mFinnair
Deal found 18/12£603
Sat 1/211:45SEA - BHD
2 stops45h 05mDelta
Sat 8/217:20BHD - SEA
1 stop26h 26mDelta
Deal found 17/12£688
Fri 2/515:07SEA - BHD
2 stops19h 03mAmerican Airlines
Sun 11/506:50BHD - SEA
1 stop12h 40mAmerican Airlines
Deal found 17/12£692
Wed 30/415:07SEA - BHD
2 stops16h 28mMultiple Airlines
Tue 6/520:20BHD - SEA
1 stop23h 15mMultiple Airlines
Deal found 18/12£615
Mon 10/319:50SEA - BHD
1 stop13h 25mBritish Airways
Mon 7/409:50BHD - SEA
1 stop33h 20mBritish Airways
Deal found 18/12£642
Thu 29/510:25PDX - BHD
2 stops16h 35mFinnair
Sat 7/616:15BHD - PDX
2 stops34h 22mFinnair
Deal found 18/12£908
Sun 16/322:55SEA - BHD
2 stops39h 05mVirgin Atlantic
Mon 24/317:20BHD - SEA
1 stop26h 20mVirgin Atlantic
Deal found 17/12£3,229

Find flights from Washington to Belfast within your budget

Customise your flight search to find flights from Washington 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 858,174 searches. Data last updated 19 December 2024.

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Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 1/5

19:25-18:05

1 stop14h 40m

Belfast City

Fri 16/5

06:35-17:35

1 stop19h 00m

£554

SeattleBelfast

SEA - BFS

SEABFS

Seattle/Tacoma Intl

Sun 12/1

14:35-20:10

2 stops21h 35m

Belfast Intl

Sun 19/1

06:35-10:00

3 stops35h 25m

£566

SeattleBelfast

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Wed 30/4

13:30-11:50

1 stop14h 20m

Belfast City

Tue 6/5

19:30-11:35

1 stop24h 05m

£603

SeattleBelfast

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Wed 30/4

15:07-15:35

2 stops16h 28m

Belfast City

Tue 6/5

20:20-11:35

1 stop23h 15m

£615

SeattleBelfast

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Mon 10/3

19:50-16:15

1 stop13h 25m

Belfast City

Mon 7/4

09:50-11:10

1 stop33h 20m

£642

SeattleBelfast

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Sat 1/2

11:45-16:50

2 stops45h 05m

Belfast City

Sat 8/2

17:20-11:46

1 stop26h 26m

£688

SeattleBelfast

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Fri 2/5

15:07-18:10

2 stops19h 03m

Belfast City

Sun 11/5

06:50-11:30

1 stop12h 40m

£692

PortlandBelfast

PDX - BHD

PDXBHD

Portland

Thu 29/5

10:25-11:00

2 stops16h 35m

Belfast City

Sat 7/6

16:15-18:37

2 stops34h 22m

£908

SeattleBelfast

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Sun 16/3

22:55-21:00

2 stops39h 05m

Belfast City

Mon 24/3

17:20-12:40

1 stop26h 20m

£3,229

SeattleBelfast

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Tue 28/1

14:35-20:30

2 stops21h 55m

£245

Flights are sorted by cheapest return flights first.

Deals found on 19/12

Showing 1-10 of 13 results
1
2

Best time to book a flight from Washington to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Washington with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington to Belfast

Get recent, data-driven insights about flights from Washington to Belfast including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from State of Washington to Belfast?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Belfast (average of £67). Flying from State of Washington to Belfast in August is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 19 December 2024.
Get a feel of what it's like to fly with British Airways and Finnair from Washington to Belfast by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very Good
8,604 reviews
8.0
Very Good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.7
Good
1,285 reviews
8.0
Very Good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.5
Good
668 reviews
8.0
Very Good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.2
Good
10,000 reviews
8.0
Very Good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.0
Good
2,655 reviews
8.0
Very Good
8,604 reviews

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the most popular routes from State of Washington to Belfast?

  • Can I find deals for flights from Washington to Belfast that include hotel bookings?

    Yes. In addition to deals on Washington to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Belfast.

  • Can I find deals for business class flights from Washington to Belfast?

    Yes. Cheapflights offers flight deals from Washington to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Belfast?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Belfast (average of £67). Flying from State of Washington to Belfast in August is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Why should you use Cheapflights to find cheap flight tickets from Washington to Belfast?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from Washington.

Can Cheapflights find flights from Washington to Belfast with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Washington to Belfast, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Washington to Belfast become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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