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Belfast Intl

$579+ Cheap flights from Baltimore (BWI) 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BFS
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheap flight deals from Baltimore to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) 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 agosto 18, 2025.

Round-trip from

$579
(PLAY)

Popular in

June

Cheapest in

February

Average price

$618
From Baltimore/Washington to Belfast Intl
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Baltimore to Belfast Intl

Cheapest flights from Baltimore to Belfast Intl
Explore the most affordable flight options available from Baltimore to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

This PLAY deal was found by Cheapflights users on 8/17. 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 PLAY is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/16:50 pmBWI - BFS
2 stops23h 20mMultiple Airlines
mié. 10/86:00 amBFS - BWI
2 stops16h 40mMultiple Airlines
Deal found 8/17$579
This Mytrip deal was found by Cheapflights users on 8/16. 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.
vie. 9/196:50 pmBWI - BFS
2 stops13h 40mMultiple Airlines
dom. 9/218:30 amBFS - BWI
2 stops14h 10mMultiple Airlines
Deal found 8/16$626
This Mytrip deal was found by Cheapflights users on 8/18. 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.
jue. 10/29:57 amBWI - BFS
3 stops31h 28mMultiple Airlines
jue. 10/96:00 amBFS - BWI
2 stops16h 40mMultiple Airlines
Deal found 8/18$741
This Mytrip deal was found by Cheapflights users on 8/16. 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.
mar. 9/308:30 pmBWI - BFS
2 stops14h 40mMultiple Airlines
mar. 10/710:55 pmBFS - BWI
2 stops23h 45mMultiple Airlines
Deal found 8/16$745
This Mytrip deal was found by Cheapflights users on 8/17. 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.
vie. 9/268:30 pmBWI - BFS
3 stops21h 05mMultiple Airlines
lun. 9/296:10 amBFS - BWI
2 stops22h 27mMultiple Airlines
Deal found 8/17$863

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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 2,558,603 searches. Data last updated agosto 18, 2025.
Use the filters below to find and compare flights from Baltimore to Belfast Intl Airport that are best for you.

Fly from

Baltimore

Fly to

Belfast Intl

Route

Depart

Return

Price

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

mié. 10/1

6:50 pm-11:10 pm

2 stops23h 20m

Belfast Intl

mié. 10/8

6:00 am-5:40 pm

2 stops16h 40m

$579

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

vie. 9/19

6:50 pm-1:30 pm

2 stops13h 40m

Belfast Intl

dom. 9/21

8:30 am-5:40 pm

2 stops14h 10m

$626

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

jue. 10/2

9:57 am-10:25 pm

3 stops31h 28m

Belfast Intl

jue. 10/9

6:00 am-5:40 pm

2 stops16h 40m

$741

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

mar. 9/30

8:30 pm-4:10 pm

2 stops14h 40m

Belfast Intl

mar. 10/7

10:55 pm-5:40 pm

2 stops23h 45m

$745

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

vie. 9/26

8:30 pm-10:35 pm

3 stops21h 05m

Belfast Intl

lun. 9/29

6:10 am-11:37 pm

2 stops22h 27m

$863

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Best time to book a flight from Baltimore to Belfast Intl

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

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Belfast Intl. 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 Baltimore to Belfast Intl?

    If you book a flight to Belfast Intl from Baltimore, you will be flying from Baltimore/Washington, which is the city’s only airport. Baltimore/Washington (BWI) is located 8.5 mi from the center of Baltimore. There are 0 flights from Baltimore/Washington to Belfast Intl per day from 0 different airlines.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Baltimore to Belfast Intl Airport (average of $657). Flying from Baltimore to Belfast Intl Airport in June is currently the most expensive (average of $1,189). 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.

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