HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belfast Intl

$1,149+ Cheap flights from Washington to Belfast Intl (BFS)

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BFS
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Belfast Intl with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Belfast Intl (BFS). 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 November 20, 2024.

Find flight deals from Washington to Belfast Intl

Cheapest flights from Washington to Belfast Intl
Explore the most affordable flight options available from Washington to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/102:35 pmSEA - BFS
3 stops24h 00mMultiple Airlines
Tue 12/318:55 pmBFS - SEA
2 stops29h 20mMultiple Airlines
Deal found 11/20$1,875

Find flights from Washington to Belfast Intl within your budget

Customize your flight search to find flights from Washington to Belfast Intl 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleBelfast

SEA - BFS

SEABFS

Seattle/Tacoma Intl

Sat 1/4

2:35 pm-9:40 pm

2 stops23h 05m

Belfast Intl

Sat 1/11

9:15 am-5:00 pm

2 stops15h 45m

$1,149

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Best time to book a flight from Washington to Belfast Intl

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

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

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

Find hourly flight availability from Washington to Belfast Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Belfast Intl Airport as you normally would.

Rainfall in Belfast Intl by month

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

In terms of precipitation, rainfall in Belfast Intl 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 Intl Airport when rainfall is around 2.0 in.

Temperature in Belfast Intl by month

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

If weather is an important factor for your trip to Belfast Intl 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).

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington to Belfast Intl 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 Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from State of Washington to Belfast Intl Airport (average of $641). Flying from State of Washington to Belfast Intl Airport in June is currently the most expensive (average of $1,183). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Belfast Intl flights
John F Kennedy Intl to Belfast City flights
Seattle to Belfast Intl flights
O'Hare Intl to Belfast Intl flights
Newark to Belfast City flights
Charlotte to Belfast Intl flights
Newark to Belfast Intl flights
Los Angeles to Belfast Intl flights
San Francisco to Belfast Intl flights
Los Angeles to Belfast City flights
Boston to Belfast Intl flights
Dulles Intl to Belfast Intl flights
San Francisco to Belfast City flights
Boston to Belfast City flights
Dulles Intl to Belfast City flights
Charlotte to Belfast City flights
Minneapolis to Belfast Intl flights
Raleigh to Belfast Intl flights
Hobby to Belfast City flights
LaGuardia to Belfast City flights
Nashville to Belfast Intl flights
Baltimore to Belfast Intl flights
Minneapolis to Belfast City flights
Portland to Belfast Intl flights
Nashville to Belfast City flights
Reagan-National to Belfast Intl flights
Hobby to Belfast Intl flights
Reagan-National to Belfast City flights
Portland to Belfast City flights
Philadelphia to Belfast Intl flights
Seattle to Belfast City flights
George Bush Intcntl to Belfast City flights
O'Hare Intl to Belfast City flights
Baltimore to Belfast City flights
Dallas/Fort Worth to Belfast City flights
Las Vegas to Belfast Intl flights
Raleigh to Belfast City flights
Dallas/Fort Worth to Belfast Intl flights
Austin to Belfast City flights
Denver to Belfast Intl flights
Las Vegas to Belfast City flights
Ontario to Belfast City flights
Atlanta to Belfast Intl flights
Denver to Belfast City flights
Atlanta to Belfast City flights
Philadelphia to Belfast City flights
Stewart to Belfast Intl flights
Cincinnati to Belfast Intl flights
Cincinnati to Belfast City flights
Indianapolis to Belfast City flights

Top 2 airlines flying from Washington to Belfast Intl

Discover the top 2 airlines that operate flights from Washington to Belfast Intl. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$544Average$1,152FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$573Average$799FlexibilityNo cancel feeOn-time71%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines