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

You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast City Airport from State of Washington . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$548 Cheap Flights from Belfast City Airport to State of Washington in 2026

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Find the cheapest flights from Belfast City Airport to Washington

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 8:40 pm

BHD

SEA

21h 40m

2 stops

7:00 pm - 8:30 pm

SEA

BHD

17h 30m

2 stops

$1,089Multiple Airlines

Fri, Sep 4 - Mon, Sep 7

10:05 am - 6:25 pm

BHD

SEA

16h 20m

1 stop

1:30 pm - 10:30 am

SEA

BHD

13h 00m

1 stop

$1,091British Airways

Wed, Sep 2 - Sun, Sep 6

6:30 am - 6:25 pm

BHD

SEA

19h 55m

1 stop

1:30 pm - 10:30 am

SEA

BHD

13h 00m

1 stop

$1,093British Airways

Wed, Sep 2 - Sun, Sep 6

6:30 am - 11:35 am

BHD

SEA

13h 05m

1 stop

1:30 pm - 10:30 am

SEA

BHD

13h 00m

1 stop

$1,096British Airways

Wed, Sep 2 - Sun, Sep 6

6:30 am - 8:52 pm

BHD

SEA

22h 22m

2 stops

10:12 am - 5:40 pm

SEA

BHD

23h 28m

2 stops

$1,097British Airways

Wed, Sep 2 - Sun, Sep 6

10:05 am - 11:59 pm

BHD

SEA

21h 54m

2 stops

10:19 am - 2:35 pm

SEA

BHD

20h 16m

2 stops

$1,099British Airways

Wed, Sep 2 - Sun, Sep 6

11:35 am - 11:50 pm

BHD

SEA

20h 15m

2 stops

10:12 am - 2:35 pm

SEA

BHD

20h 23m

2 stops

$1,101British Airways

Wed, Sep 2 - Sun, Sep 6

8:10 pm - 11:35 am

BHD

SEA

23h 25m

1 stop

9:45 pm - 8:35 pm

SEA

BHD

14h 50m

1 stop

$1,111Multiple Airlines

Fri, Sep 4 - Mon, Sep 7

5:30 pm - 4:35 pm

BHD

SEA

31h 05m

1 stop

9:30 am - 9:20 am

SEA

BHD

15h 50m

2 stops

$1,116KLM

Fri, Sep 4 - Mon, Sep 7

7:00 am - 8:40 pm

BHD

SEA

21h 40m

2 stops

3:40 pm - 9:20 am

SEA

BHD

33h 40m

3 stops

$1,221Multiple Airlines

Fri, Sep 4 - Mon, Sep 7

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

Sep 2

BHD10:05 amBelfast City

16h 20m

1 stop

SEA6:25 pmSeattle/Tacoma Intl

Sep 6

SEA1:30 pmSeattle/Tacoma Intl

13h 00m

1 stop

BHD10:30 amBelfast City

$1,091

British Airways

Sep 2

BHD6:30 amBelfast City

19h 55m

1 stop

SEA6:25 pmSeattle/Tacoma Intl

Sep 6

SEA1:30 pmSeattle/Tacoma Intl

13h 00m

1 stop

BHD10:30 amBelfast City

$1,093

British Airways

Sep 2

BHD6:30 amBelfast City

13h 05m

1 stop

SEA11:35 amSeattle/Tacoma Intl

Sep 6

SEA1:30 pmSeattle/Tacoma Intl

13h 00m

1 stop

BHD10:30 amBelfast City

$1,096

momondo Fare Finder

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

Cheapest round-trip

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Fri 9/4

7:00 am-8:40 pm

2 stops21h 40m

Seattle/Tacoma Intl

Mon 9/7

7:00 pm-8:30 pm

2 stops17h 30m

$1,089

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Wed 9/2

10:05 am-6:25 pm

1 stop16h 20m

Seattle/Tacoma Intl

Sun 9/6

1:30 pm-10:30 am

1 stop13h 00m

$1,091

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Wed 9/2

6:30 am-6:25 pm

1 stop19h 55m

Seattle/Tacoma Intl

Sun 9/6

1:30 pm-10:30 am

1 stop13h 00m

$1,093

Quickest round-trip

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Wed 9/2

6:30 am-11:35 am

1 stop13h 05m

Seattle/Tacoma Intl

Sun 9/6

1:30 pm-10:30 am

1 stop13h 00m

$1,096

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Wed 9/2

6:30 am-8:52 pm

2 stops22h 22m

Seattle/Tacoma Intl

Sun 9/6

10:12 am-5:40 pm

2 stops23h 28m

$1,097

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Wed 9/2

10:05 am-11:59 pm

2 stops21h 54m

Seattle/Tacoma Intl

Sun 9/6

10:19 am-2:35 pm

2 stops20h 16m

$1,099

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Wed 9/2

11:35 am-11:50 pm

2 stops20h 15m

Seattle/Tacoma Intl

Sun 9/6

10:12 am-2:35 pm

2 stops20h 23m

$1,101

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Fri 9/4

8:10 pm-11:35 am

1 stop23h 25m

Seattle/Tacoma Intl

Mon 9/7

9:45 pm-8:35 pm

1 stop14h 50m

$1,111

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Fri 9/4

5:30 pm-4:35 pm

1 stop31h 05m

Seattle/Tacoma Intl

Mon 9/7

9:30 am-9:20 am

2 stops15h 50m

$1,116

BelfastSeattle

BHD - SEA

BHDSEA

Belfast City

Fri 9/4

7:00 am-8:40 pm

2 stops21h 40m

Seattle/Tacoma Intl

Mon 9/7

3:40 pm-9:20 am

3 stops33h 40m

$1,221

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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

Fastest flight time	13h 05m
Direct flights	None

The fastest flight from Belfast City Airport to State of Washington takes 13h 05m

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.

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Frequently asked questions about flying from Belfast City Airport to Washington

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?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Belfast City Airport to Washington

How do I get Price Alerts for flights from Belfast City Airport to State of Washington?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Belfast City Airport from State of Washington. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
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?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to Washington for you.

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

All flight searches from Belfast to Washington on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Belfast to Washington flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington from Belfast are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.