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$743+ Cheap flights from Seattle (SEA) to Belfast City (BHD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BHD
Oct 29 — Nov 51
Tue 10/29
Tue 11/5
1 adult, Economy
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SEA - BHD
Oct 29 - Nov 5

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Cheap flight deals from Seattle to Belfast City

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Belfast City (BHD). 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 October 24, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

June

Cheapest in

January

Average price

$782

Round-trip from

$837
(ScholarTrip)
Provider with most accurate pricing for Seattle/Tacoma Intl-Belfast City flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Belfast City flights.
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High demand for flights, 35% potential price rise
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Best time to find cheap flights, 34% potential price drop
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Average for round-trip flights in October 2024
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From Seattle/Tacoma Intl to Belfast City
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Find flight deals from Seattle to Belfast City

Cheapest flights from Seattle to Belfast City
Explore the most affordable flight options available from Seattle to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 24, 2024.

This ScholarTrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/66:50 pmSEA - BHD
1 stop13h 45mBritish Airways
Tue 11/125:10 pmBHD - SEA
1 stop31h 45mBritish Airways
Deal found 10/23$837
This Delta deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/67:00 amSEA - BHD
2 stops25h 50mDelta
Tue 11/126:30 amBHD - SEA
1 stop13h 10mDelta
Deal found 10/23$886
This KAYAK deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/297:50 pmSEA - BHD
1 stop15h 50mFinnair
Sun 11/35:30 amBHD - SEA
2 stops22h 22mFinnair
Deal found 10/23$1,008
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/710:17 pmSEA - BHD
2 stops34h 33mAmerican Airlines
Sat 12/143:05 pmBHD - SEA
2 stops53h 38mAmerican Airlines
Deal found 10/23$1,013
This Finnair deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/292:35 pmSEA - BHD
1 stop12h 55mMultiple Airlines
Sun 11/35:30 amBHD - SEA
2 stops22h 22mMultiple Airlines
Deal found 10/24$1,027
This AranGrant deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/236:50 pmSEA - BHD
1 stop15h 45mIberia
Fri 1/38:40 amBHD - SEA
1 stop34h 40mIberia
Deal found 10/23$4,712

Find flights from Seattle to Belfast City within your budget

Customize your flight search to find flights from Seattle to Belfast City 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 2,462,889 searches. Data last updated October 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$837 - $4,712

Route

Depart

Return

Price

Seattle/Tacoma IntlBelfast City

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Wed 11/6

1 stop13h 45m

Belfast City

Tue 11/12

1 stop31h 45m

$837

Seattle/Tacoma IntlBelfast City

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Wed 11/6

2 stops25h 50m

Belfast City

Tue 11/12

1 stop13h 10m

$886

Seattle/Tacoma IntlBelfast City

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Sat 12/7

2 stops34h 33m

Belfast City

Sat 12/14

2 stops53h 38m

$1,013

Seattle/Tacoma IntlBelfast City

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Wed 1/22

1 stop16h 20m

Belfast City

Thu 1/30

1 stop18h 20m

$3,634

Seattle/Tacoma IntlBelfast City

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Tue 1/21

1 stop15h 50m

Belfast City

Wed 1/29

1 stop33h 15m

$3,742

Seattle/Tacoma IntlBelfast City

SEA - BHD

SEABHD

Seattle/Tacoma Intl

Mon 12/23

1 stop15h 45m

Belfast City

Fri 1/3

1 stop34h 40m

$4,712

Flights are sorted by cheapest first

Deals found on 10/23

  • Most accurate provider: When it comes to deals on Seattle-Belfast City Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Belfast City Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Belfast City Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Belfast City Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Belfast City Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Belfast City

Have a flexible travel schedule? Discover the best time to fly to Belfast City from Seattle with our price prediction graph.
Estimated round-trip 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 Seattle to Belfast City

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

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

Find hourly flight availability from Seattle to Belfast City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 24, 2024.

It’s typically best to fly out from Seattle to Belfast City Airport at noon. Doing so could potentially save you 19% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Belfast City by month

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

In terms of precipitation, rainfall in Belfast City Airport ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast City Airport when rainfall is around 2.0 in.

Temperature in Belfast City by month

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

If weather is an important factor for your trip to Belfast City Airport, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Belfast City

Get insights into the airlines that provide service to Belfast City. 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 City. Reviews last updated October 24, 2024.
Get a feel of what it's like to fly with British Airways, Delta and Finnair from Seattle to Belfast by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,875 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta
8.0
Very good
8,875 reviews
Delta
8.0
Very good
8,875 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Finnair
7.7
Good
1,319 reviews
Delta
8.0
Very good
8,875 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,875 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Iberia
7.0
Good
2,682 reviews
Delta
8.0
Very good
8,875 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

British Airways
6.7
Okay
6,847 reviews
Delta
8.0
Very good
8,875 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

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

  • What airport do you fly from for flights from Seattle to Belfast City?

    If you book a flight to Belfast City from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Seattle/Tacoma Intl to Belfast City per day from 2 different airlines.

  • Can I find flights from Seattle to Belfast City Airport for under $900 on Cheapflights?

    Yes, there are multiple flights from Seattle to Belfast City Airport for under $900. The cheapest flight booked recently is on British Airways for just $837, but on average you can expect to pay $2,470.

  • Are there last-minute flights available from Seattle to Belfast City Airport for under $1,000?

    There are currently 4+ open flights from Seattle to Belfast City Airport within the next 7 days for less than $1,000.

  • What are the cheapest airlines flying from Seattle to Belfast City Airport round-trip?

    British Airways, at $837, was found to be the cheapest airline from Seattle to Belfast City Airport.Alternate airlines to your destination round-trip include Delta and American Airlines. British Airways is priced at 4% lower than the current average price of a flight leaving 3 months from now.

  • What does SEA to BHD mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Seattle/Tacoma Intl Airport to Belfast City Airport flight would often be abbreviated as a SEA to BHD flight.

  • Can I find deals for flights from Seattle to Belfast City that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Belfast City flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Belfast City with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Belfast City flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Seattle to Belfast City that allow pets onboard?

    Many airlines flying from Seattle to Belfast City offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Belfast City?

    Yes, you can often find last-minute deals on Seattle to Belfast City flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Belfast City Airport flight deals updated?

    The Seattle to Belfast City Airport flight deals you see on this page were last updated on 10/24.

See more FAQs

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Alternative routes for Seattle to Belfast City
See prices for flight routes from nearby airports that may be better suited for you.

Seattle to Belfast Intl flights
Portland to Belfast Intl flights
Portland to Belfast City flights

Top 2 airlines flying from Seattle to Belfast City

Discover the top 2 airlines that operate flights from Seattle to Belfast City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,462,889 searches. Data last updated October 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$576Average$782FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$641Average$782FlexibilityNo cancel feeOn-time71%
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