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Cheap flights from Belfast City Airport to Washington from £264

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — SEA
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Belfast City to Washington

Keep the following information in mind while searching for Belfast City to Washington flight deals. Data was last updated 21 February 2025.

Round-trip from

£628

One-way from

£264
Virgin Atlantic
  • Virgin Atlantic
  • 8/5-22/5
  • 2 total stops
  • 49h 20m total
  • Belfast to Washington
Search Deals
4/3
  • 4/3
  • 3 total stops
  • 37h 39m total
  • Belfast to Washington
Search Deals

Find flight deals from Belfast City to Washington

Cheapest flights from Belfast City to Washington
Explore the most affordable flight options available from Belfast City to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Mon 15/906:40BHD - SEA
1 stop12h 55mMultiple Airlines
Sun 21/915:05SEA - BHD
2 stops18h 40mMultiple Airlines
Deal found 20/2£614
Thu 8/517:25BHD - SEA
1 stop26h 15mVirgin Atlantic
Thu 22/514:10SEA - BHD
1 stop23h 05mVirgin Atlantic
Deal found 20/2£628
Thu 8/516:20BHD - SEA
1 stop34h 00mIberia
Thu 22/514:25SEA - BHD
2 stops17h 05mIberia
Deal found 20/2£630
Thu 8/506:30BHD - SEA
1 stop17h 20mDelta
Thu 22/518:10SEA - BHD
1 stop14h 45mDelta
Deal found 20/2£634
Mon 15/906:30BHD - SEA
1 stop13h 15mKLM
Sun 21/913:55SEA - BHD
1 stop23h 20mKLM
Deal found 20/2£639
Thu 8/519:25BHD - SEA
2 stops29h 34mAer Lingus
Thu 22/518:45SEA - BHD
2 stops30h 30mAer Lingus
Deal found 20/2£751
Mon 15/919:30BHD - SEA
1 stop30h 50mBritish Airways
Sun 21/920:20SEA - BHD
1 stop13h 25mBritish Airways
Deal found 20/2£1,393

Find flights from Belfast City to Washington within your budget

Customise your flight search to find flights from Belfast City to Washington 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 21 February 2025.

Fly from

Belfast City

Fly to

Washington

Route

Depart

Return

Price

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Thu 8/5

17:25-11:40

1 stop26h 15m

Seattle/Tacoma Intl

Thu 22/5

14:10-21:15

1 stop23h 05m

£628

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Thu 8/5

16:20-18:20

1 stop34h 00m

Seattle/Tacoma Intl

Thu 22/5

14:25-15:30

2 stops17h 05m

£630

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Thu 8/5

06:30-15:50

1 stop17h 20m

Seattle/Tacoma Intl

Thu 22/5

18:10-16:55

1 stop14h 45m

£634

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Thu 8/5

06:30-15:50

1 stop17h 20m

Seattle/Tacoma Intl

Thu 29/5

14:10-16:55

1 stop18h 45m

£661

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Fri 9/5

06:30-11:40

1 stop13h 10m

Seattle/Tacoma Intl

Fri 30/5

18:10-21:15

1 stop19h 05m

£692

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Thu 8/5

19:25-16:59

2 stops29h 34m

Seattle/Tacoma Intl

Thu 22/5

18:45-09:15

2 stops30h 30m

£751

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Tue 4/3

16:20-21:59

3 stops37h 39m

£264

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Mon 17/3

19:30-12:20

1 stop23h 50m

£833

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Wed 30/7

06:50-19:18

2 stops20h 28m

£866

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Sun 16/3

17:20-20:38

2 stops34h 18m

£1,252

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Belfast City to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Belfast City 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 Belfast City to Washington

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

What is the cheapest time of day to fly from BHD to WA?

Find hourly flight availability from Belfast City to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

When flying from Belfast City Airport to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit State of Washington when rainfall is around 18.0 mm.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated 21 February 2025.
Delta
8.0
Very Good
8,212 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
8,212 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Aer Lingus
7.0
Good
1,070 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Iberia
7.0
Good
2,639 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Belfast City to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Belfast City Airport to State of Washington one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as £833. Users have also found prices from £866 and £1,252 on Iberia and Delta, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast City to Washington 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 Belfast City Airport to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Belfast City Airport to State of Washington (average of £622). Flying from Belfast City Airport to State of Washington in July is currently the most expensive (average of £946). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Belfast City to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights find flights from Belfast City to Washington with no change fees?

Need flexible booking options for your flight to Washington from Belfast City? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on Belfast City to Washington flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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