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Cheap flights from Belfast City Airport to Washington from £616

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast City Airport to Washington departing on 22/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
13:50 - 18:25BHD-SEA
12h 35m1 stop
British Airways Logo
13:35 - 12:55SEA-BHD
15h 20m1 stop
£616British Airways
Find Deal
mer, 22 apr - lun, 4 mag
British Airways Logo
06:35 - 11:35BHD-SEA
13h 00m1 stop
British Airways Logo
13:35 - 15:40SEA-BHD
18h 05m1 stop
£624British Airways
Find Deal
mar, 21 apr - lun, 4 mag
British Airways Logo
09:35 - 21:12BHD-SEA
19h 37m2 stops
British Airways Logo
13:35 - 19:35SEA-BHD
22h 00m1 stop
£636British Airways
Find Deal
mar, 21 apr - lun, 4 mag
Multiple Airlines Logo
06:30 - 16:13BHD-SEA
17h 43m2 stops
Multiple Airlines Logo
17:35 - 16:55SEA-BHD
15h 20m1 stop
£642Multiple Airlines
Find Deal
mer, 22 apr - lun, 4 mag
American Airlines Logo
15:05 - 11:30BHD-SEA
28h 25m1 stop
American Airlines Logo
15:35 - 10:30SEA-BHD
35h 55m2 stops
£652American Airlines
Find Deal
gio, 5 mar - lun, 9 mar
American Airlines Logo
09:05 - 16:55BHD-SEA
15h 50m1 stop
American Airlines Logo
19:50 - 18:35SEA-BHD
15h 45m1 stop
£654American Airlines
Find Deal
gio, 5 mar - lun, 9 mar
KLM Logo
06:30 - 14:45BHD-SEA
16h 15m2 stops
KLM Logo
20:25 - 21:20SEA-BHD
16h 55m2 stops
£694KLM
Find Deal
mer, 22 apr - lun, 4 mag
Multiple Airlines Logo
14:20 - 16:59BHD-SEA
34h 39m2 stops
Multiple Airlines Logo
13:45 - 20:25SEA-BHD
22h 40m3 stops
£790Multiple Airlines
Find Deal
mar, 21 apr - lun, 4 mag
Virgin Atlantic Logo
06:30 - 15:50BHD-SEA
17h 20m1 stop
Virgin Atlantic Logo
14:05 - 16:55SEA-BHD
18h 50m1 stop
£1,110Virgin Atlantic
Find Deal
mer, 22 apr - lun, 4 mag
Virgin Atlantic Logo
06:30 - 22:25BHD-SEA
23h 55m2 stops
Virgin Atlantic Logo
17:35 - 16:55SEA-BHD
15h 20m1 stop
£1,165Virgin Atlantic
Find Deal
mer, 22 apr - lun, 4 mag

British Airways flights from Belfast City Airport to State of Washington

Our best British Airways deals on Belfast City Airport to State of Washington flight tickets
British Airways
22 Apr
BHD13:50Belfast City
12h 35m
1 stop
SEA18:25Seattle/Tacoma Intl
4 May
SEA13:35Seattle/Tacoma Intl
15h 20m
1 stop
BHD12:55Belfast City
£616
Find similar
British Airways
21 Apr
BHD06:35Belfast City
13h 00m
1 stop
SEA11:35Seattle/Tacoma Intl
4 May
SEA13:35Seattle/Tacoma Intl
18h 05m
1 stop
BHD15:40Belfast City
£624
Find similar
British Airways
21 Apr
BHD09:35Belfast City
19h 37m
2 stops
SEA21:12Seattle/Tacoma Intl
4 May
SEA13:35Seattle/Tacoma Intl
22h 00m
1 stop
BHD19:35Belfast City
£636
Find similar

American Airlines flights from Belfast City Airport to State of Washington

Our best American Airlines deals on Belfast City Airport to State of Washington flight tickets
American Airlines
5 Mar
BHD15:05Belfast City
28h 25m
1 stop
SEA11:30Seattle/Tacoma Intl
9 Mar
SEA15:35Seattle/Tacoma Intl
35h 55m
2 stops
BHD10:30Belfast City
£652
Find similar
American Airlines
5 Mar
BHD09:05Belfast City
15h 50m
1 stop
SEA16:55Seattle/Tacoma Intl
9 Mar
SEA19:50Seattle/Tacoma Intl
15h 45m
1 stop
BHD18:35Belfast City
£654
Find similar
American Airlines
5 Mar
BHD09:05Belfast City
34h 25m
1 stop
SEA11:30Seattle/Tacoma Intl
9 Mar
SEA19:50Seattle/Tacoma Intl
15h 45m
1 stop
BHD18:35Belfast City
£655
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Belfast City Airport to State of 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, momondo users made 279,928 searches. Data last updated 7 novembre 2025.
Use the filters below to find and compare flights from Belfast City Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mer 22/4

13:50-18:25

1 stop12h 35m

Seattle/Tacoma Intl

lun 4/5

13:35-12:55

1 stop15h 20m

£616

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mar 21/4

06:35-11:35

1 stop13h 00m

Seattle/Tacoma Intl

lun 4/5

13:35-15:40

1 stop18h 05m

£624

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mar 21/4

09:35-21:12

2 stops19h 37m

Seattle/Tacoma Intl

lun 4/5

13:35-19:35

1 stop22h 00m

£636

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mer 22/4

06:30-16:13

2 stops17h 43m

Seattle/Tacoma Intl

lun 4/5

17:35-16:55

1 stop15h 20m

£642

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

gio 5/3

15:05-11:30

1 stop28h 25m

Seattle/Tacoma Intl

lun 9/3

15:35-10:30

2 stops35h 55m

£652

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

gio 5/3

09:05-16:55

1 stop15h 50m

Seattle/Tacoma Intl

lun 9/3

19:50-18:35

1 stop15h 45m

£654

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mer 22/4

06:30-14:45

2 stops16h 15m

Seattle/Tacoma Intl

lun 4/5

20:25-21:20

2 stops16h 55m

£694

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mar 21/4

14:20-16:59

2 stops34h 39m

Seattle/Tacoma Intl

lun 4/5

13:45-20:25

3 stops22h 40m

£790

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mer 22/4

06:30-15:50

1 stop17h 20m

Seattle/Tacoma Intl

lun 4/5

14:05-16:55

1 stop18h 50m

£1,110

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

mer 22/4

06:30-22:25

2 stops23h 55m

Seattle/Tacoma Intl

lun 4/5

17:35-16:55

1 stop15h 20m

£1,165

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Belfast City Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast City Airport to State of Washington

Direct flights

None
There are no direct flights from Belfast City Airport to State of Washington. There are no popular flight routes from Belfast City Airport to State of Washington.
Search flight deals

  • When did momondo last update prices for flights from Belfast City Airport to Washington?

    Prices for flights from Belfast City Airport to Washington are updated daily.

  • How old do you have to be to fly from Belfast City Airport to Washington?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast City Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Belfast City Airport to State of Washington?

    Search flight deals from Belfast City Airport to State of Washington. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Belfast City Airport to State of Washington with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Washington?

It is quick and easy to find Belfast to Washington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

Can I find flights from Belfast to Washington with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington from Belfast with this policy.

How can momondo help me find flights from Belfast to Washington?

momondo helps you find the best flight between Belfast and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Belfast to Washington right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Belfast to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.

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